ES2234265T3 - Sales de nitrato de mecinas anti-hipertensivas. - Google Patents
Sales de nitrato de mecinas anti-hipertensivas.Info
- Publication number
- ES2234265T3 ES2234265T3 ES99927990T ES99927990T ES2234265T3 ES 2234265 T3 ES2234265 T3 ES 2234265T3 ES 99927990 T ES99927990 T ES 99927990T ES 99927990 T ES99927990 T ES 99927990T ES 2234265 T3 ES2234265 T3 ES 2234265T3
- Authority
- ES
- Spain
- Prior art keywords
- methyl
- dihydro
- ethyl
- dimethyl
- acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 150000002823 nitrates Chemical class 0.000 title claims abstract description 21
- 230000003276 anti-hypertensive effect Effects 0.000 title description 14
- 150000001875 compounds Chemical class 0.000 claims abstract description 49
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 34
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 24
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 22
- 125000000623 heterocyclic group Chemical group 0.000 claims abstract description 18
- 125000003118 aryl group Chemical group 0.000 claims abstract description 16
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 10
- 125000000468 ketone group Chemical group 0.000 claims abstract description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims abstract description 7
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 7
- -1 aromatic radical Chemical class 0.000 claims description 69
- 239000002253 acid Substances 0.000 claims description 61
- 150000002148 esters Chemical class 0.000 claims description 45
- METKIMKYRPQLGS-GFCCVEGCSA-N (R)-atenolol Chemical compound CC(C)NC[C@@H](O)COC1=CC=C(CC(N)=O)C=C1 METKIMKYRPQLGS-GFCCVEGCSA-N 0.000 claims description 28
- 229960002274 atenolol Drugs 0.000 claims description 28
- 150000001721 carbon Chemical group 0.000 claims description 28
- BNRNXUUZRGQAQC-UHFFFAOYSA-N sildenafil Chemical compound CCCC1=NN(C)C(C(N2)=O)=C1N=C2C(C(=CC=1)OCC)=CC=1S(=O)(=O)N1CCN(C)CC1 BNRNXUUZRGQAQC-UHFFFAOYSA-N 0.000 claims description 26
- AKLNLVOZXMQGSI-UHFFFAOYSA-N bufetolol Chemical compound CC(C)(C)NCC(O)COC1=CC=CC=C1OCC1OCCC1 AKLNLVOZXMQGSI-UHFFFAOYSA-N 0.000 claims description 22
- 229950009385 bufetolol Drugs 0.000 claims description 22
- 150000003839 salts Chemical class 0.000 claims description 21
- AQHHHDLHHXJYJD-UHFFFAOYSA-N propranolol Chemical compound C1=CC=C2C(OCC(O)CNC(C)C)=CC=CC2=C1 AQHHHDLHHXJYJD-UHFFFAOYSA-N 0.000 claims description 19
- 239000002083 C09CA01 - Losartan Substances 0.000 claims description 18
- 229960004773 losartan Drugs 0.000 claims description 18
- KJJZZJSZUJXYEA-UHFFFAOYSA-N losartan Chemical compound CCCCC1=NC(Cl)=C(CO)N1CC1=CC=C(C=2C(=CC=CC=2)C=2[N]N=NN=2)C=C1 KJJZZJSZUJXYEA-UHFFFAOYSA-N 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 18
- 206010020772 Hypertension Diseases 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 17
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 16
- 229910002651 NO3 Inorganic materials 0.000 claims description 15
- XSDQTOBWRPYKKA-UHFFFAOYSA-N amiloride Chemical compound NC(=N)NC(=O)C1=NC(Cl)=C(N)N=C1N XSDQTOBWRPYKKA-UHFFFAOYSA-N 0.000 claims description 15
- 229960004605 timolol Drugs 0.000 claims description 15
- TZDPJNSHSWMCPN-UHFFFAOYSA-N 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid Chemical compound OC(=O)C1=C(C)NC(C)=C(C(O)=O)C1C1=CC=CC([N+]([O-])=O)=C1 TZDPJNSHSWMCPN-UHFFFAOYSA-N 0.000 claims description 14
- REZGGXNDEMKIQB-UHFFFAOYSA-N zaprinast Chemical compound CCCOC1=CC=CC=C1C1=NC(=O)C2=NNNC2=N1 REZGGXNDEMKIQB-UHFFFAOYSA-N 0.000 claims description 14
- 229960002576 amiloride Drugs 0.000 claims description 13
- 150000003254 radicals Chemical class 0.000 claims description 13
- 229950005371 zaprinast Drugs 0.000 claims description 13
- 229960003310 sildenafil Drugs 0.000 claims description 12
- TWBNMYSKRDRHAT-RCWTXCDDSA-N (S)-timolol hemihydrate Chemical compound O.CC(C)(C)NC[C@H](O)COC1=NSN=C1N1CCOCC1.CC(C)(C)NC[C@H](O)COC1=NSN=C1N1CCOCC1 TWBNMYSKRDRHAT-RCWTXCDDSA-N 0.000 claims description 11
- 239000003814 drug Substances 0.000 claims description 11
- 239000002243 precursor Substances 0.000 claims description 11
- 238000011282 treatment Methods 0.000 claims description 11
- RMZQSAMHIQBMLW-UHFFFAOYSA-N 2,6-dimethyl-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid Chemical compound OC(=O)C1=C(C)NC(C)=C(C(O)=O)C1C1=CC=CC=C1[N+]([O-])=O RMZQSAMHIQBMLW-UHFFFAOYSA-N 0.000 claims description 10
- SGUAFYQXFOLMHL-UHFFFAOYSA-N 2-hydroxy-5-{1-hydroxy-2-[(4-phenylbutan-2-yl)amino]ethyl}benzamide Chemical compound C=1C=C(O)C(C(N)=O)=CC=1C(O)CNC(C)CCC1=CC=CC=C1 SGUAFYQXFOLMHL-UHFFFAOYSA-N 0.000 claims description 10
- JZUFKLXOESDKRF-UHFFFAOYSA-N Chlorothiazide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC2=C1NCNS2(=O)=O JZUFKLXOESDKRF-UHFFFAOYSA-N 0.000 claims description 10
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 10
- 229960001783 nicardipine Drugs 0.000 claims description 10
- IENZQIKPVFGBNW-UHFFFAOYSA-N prazosin Chemical compound N=1C(N)=C2C=C(OC)C(OC)=CC2=NC=1N(CC1)CCN1C(=O)C1=CC=CO1 IENZQIKPVFGBNW-UHFFFAOYSA-N 0.000 claims description 10
- 229960003712 propranolol Drugs 0.000 claims description 10
- VCKUSRYTPJJLNI-UHFFFAOYSA-N terazosin Chemical compound N=1C(N)=C2C=C(OC)C(OC)=CC2=NC=1N(CC1)CCN1C(=O)C1CCCO1 VCKUSRYTPJJLNI-UHFFFAOYSA-N 0.000 claims description 10
- ZBBHBTPTTSWHBA-UHFFFAOYSA-N Nicardipine Chemical compound COC(=O)C1=C(C)NC(C)=C(C(=O)OCCN(C)CC=2C=CC=CC=2)C1C1=CC=CC([N+]([O-])=O)=C1 ZBBHBTPTTSWHBA-UHFFFAOYSA-N 0.000 claims description 9
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 9
- NGBFQHCMQULJNZ-UHFFFAOYSA-N Torsemide Chemical compound CC(C)NC(=O)NS(=O)(=O)C1=CN=CC=C1NC1=CC=CC(C)=C1 NGBFQHCMQULJNZ-UHFFFAOYSA-N 0.000 claims description 8
- 229960001222 carteolol Drugs 0.000 claims description 8
- LWAFSWPYPHEXKX-UHFFFAOYSA-N carteolol Chemical compound N1C(=O)CCC2=C1C=CC=C2OCC(O)CNC(C)(C)C LWAFSWPYPHEXKX-UHFFFAOYSA-N 0.000 claims description 8
- 229940079593 drug Drugs 0.000 claims description 8
- AQCHWTWZEMGIFD-UHFFFAOYSA-N metolazone Chemical compound CC1NC2=CC(Cl)=C(S(N)(=O)=O)C=C2C(=O)N1C1=CC=CC=C1C AQCHWTWZEMGIFD-UHFFFAOYSA-N 0.000 claims description 8
- YAPQBXQYLJRXSA-UHFFFAOYSA-N theobromine Chemical compound CN1C(=O)NC(=O)C2=C1N=CN2C YAPQBXQYLJRXSA-UHFFFAOYSA-N 0.000 claims description 8
- 229960003632 minoxidil Drugs 0.000 claims description 7
- 239000008194 pharmaceutical composition Substances 0.000 claims description 7
- NXWGWUVGUSFQJC-GFCCVEGCSA-N (2r)-1-[(2-methyl-1h-indol-4-yl)oxy]-3-(propan-2-ylamino)propan-2-ol Chemical compound CC(C)NC[C@@H](O)COC1=CC=CC2=C1C=C(C)N2 NXWGWUVGUSFQJC-GFCCVEGCSA-N 0.000 claims description 6
- SGTNSNPWRIOYBX-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile Chemical compound C1=C(OC)C(OC)=CC=C1CCN(C)CCCC(C#N)(C(C)C)C1=CC=C(OC)C(OC)=C1 SGTNSNPWRIOYBX-UHFFFAOYSA-N 0.000 claims description 6
- UIAGMCDKSXEBJQ-IBGZPJMESA-N 3-o-(2-methoxyethyl) 5-o-propan-2-yl (4s)-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate Chemical compound COCCOC(=O)C1=C(C)NC(C)=C(C(=O)OC(C)C)[C@H]1C1=CC=CC([N+]([O-])=O)=C1 UIAGMCDKSXEBJQ-IBGZPJMESA-N 0.000 claims description 6
- ZFMITUMMTDLWHR-UHFFFAOYSA-N Minoxidil Chemical compound NC1=[N+]([O-])C(N)=CC(N2CCCCC2)=N1 ZFMITUMMTDLWHR-UHFFFAOYSA-N 0.000 claims description 6
- HRSANNODOVBCST-UHFFFAOYSA-N Pronethalol Chemical group C1=CC=CC2=CC(C(O)CNC(C)C)=CC=C21 HRSANNODOVBCST-UHFFFAOYSA-N 0.000 claims description 6
- 229960002213 alprenolol Drugs 0.000 claims description 6
- PAZJSJFMUHDSTF-UHFFFAOYSA-N alprenolol Chemical compound CC(C)NCC(O)COC1=CC=CC=C1CC=C PAZJSJFMUHDSTF-UHFFFAOYSA-N 0.000 claims description 6
- 125000004397 aminosulfonyl group Chemical group NS(=O)(=O)* 0.000 claims description 6
- MAEIEVLCKWDQJH-UHFFFAOYSA-N bumetanide Chemical compound CCCCNC1=CC(C(O)=O)=CC(S(N)(=O)=O)=C1OC1=CC=CC=C1 MAEIEVLCKWDQJH-UHFFFAOYSA-N 0.000 claims description 6
- GVNYSERWAKVROD-UHFFFAOYSA-N butidrine Chemical compound C1CCCC2=CC(C(O)CNC(C)CC)=CC=C21 GVNYSERWAKVROD-UHFFFAOYSA-N 0.000 claims description 6
- 229950003097 butidrine Drugs 0.000 claims description 6
- 229960002155 chlorothiazide Drugs 0.000 claims description 6
- HSUGRBWQSSZJOP-RTWAWAEBSA-N diltiazem Chemical compound C1=CC(OC)=CC=C1[C@H]1[C@@H](OC(C)=O)C(=O)N(CCN(C)C)C2=CC=CC=C2S1 HSUGRBWQSSZJOP-RTWAWAEBSA-N 0.000 claims description 6
- 230000002526 effect on cardiovascular system Effects 0.000 claims description 6
- 229960003883 furosemide Drugs 0.000 claims description 6
- 229960001632 labetalol Drugs 0.000 claims description 6
- 229960003134 mepindolol Drugs 0.000 claims description 6
- 125000000250 methylamino group Chemical group [H]N(*)C([H])([H])[H] 0.000 claims description 6
- 229960001597 nifedipine Drugs 0.000 claims description 6
- HYIMSNHJOBLJNT-UHFFFAOYSA-N nifedipine Chemical compound COC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1C1=CC=CC=C1[N+]([O-])=O HYIMSNHJOBLJNT-UHFFFAOYSA-N 0.000 claims description 6
- 229960000715 nimodipine Drugs 0.000 claims description 6
- 229960001289 prazosin Drugs 0.000 claims description 6
- 229960001693 terazosin Drugs 0.000 claims description 6
- RBQNFEVGNSBKSU-UHFFFAOYSA-N 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-7-one nitric acid Chemical compound O[N+]([O-])=O.CCCC1=NN(C)C(C(N=2)=O)=C1NC=2C(C(=CC=1)OCC)=CC=1S(=O)(=O)N1CCN(C)CC1 RBQNFEVGNSBKSU-UHFFFAOYSA-N 0.000 claims description 5
- RPTUSVTUFVMDQK-UHFFFAOYSA-N Hidralazin Chemical compound C1=CC=C2C(NN)=NN=CC2=C1 RPTUSVTUFVMDQK-UHFFFAOYSA-N 0.000 claims description 5
- CYXKNKQEMFBLER-UHFFFAOYSA-N perhexiline Chemical compound C1CCCNC1CC(C1CCCCC1)C1CCCCC1 CYXKNKQEMFBLER-UHFFFAOYSA-N 0.000 claims description 5
- 125000001424 substituent group Chemical group 0.000 claims description 5
- 229960001722 verapamil Drugs 0.000 claims description 5
- HMJIYCCIJYRONP-UHFFFAOYSA-N (+-)-Isradipine Chemical compound COC(=O)C1=C(C)NC(C)=C(C(=O)OC(C)C)C1C1=CC=CC2=NON=C12 HMJIYCCIJYRONP-UHFFFAOYSA-N 0.000 claims description 4
- NXQMNKUGGYNLBY-GFCCVEGCSA-N (2r)-1-(3-methylphenoxy)-3-(propan-2-ylamino)propan-2-ol Chemical compound CC(C)NC[C@@H](O)COC1=CC=CC(C)=C1 NXQMNKUGGYNLBY-GFCCVEGCSA-N 0.000 claims description 4
- SGUAFYQXFOLMHL-ACJLOTCBSA-N (R,R)-labetalol Chemical compound C([C@@H](C)NC[C@H](O)C=1C=C(C(O)=CC=1)C(N)=O)CC1=CC=CC=C1 SGUAFYQXFOLMHL-ACJLOTCBSA-N 0.000 claims description 4
- PVHUJELLJLJGLN-INIZCTEOSA-N (S)-nitrendipine Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OC)[C@@H]1C1=CC=CC([N+]([O-])=O)=C1 PVHUJELLJLJGLN-INIZCTEOSA-N 0.000 claims description 4
- JQSAYKKFZOSZGJ-UHFFFAOYSA-N 1-[bis(4-fluorophenyl)methyl]-4-[(2,3,4-trimethoxyphenyl)methyl]piperazine Chemical compound COC1=C(OC)C(OC)=CC=C1CN1CCN(C(C=2C=CC(F)=CC=2)C=2C=CC(F)=CC=2)CC1 JQSAYKKFZOSZGJ-UHFFFAOYSA-N 0.000 claims description 4
- ZBIAKUMOEKILTF-UHFFFAOYSA-N 2-[4-[4,4-bis(4-fluorophenyl)butyl]-1-piperazinyl]-N-(2,6-dimethylphenyl)acetamide Chemical compound CC1=CC=CC(C)=C1NC(=O)CN1CCN(CCCC(C=2C=CC(F)=CC=2)C=2C=CC(F)=CC=2)CC1 ZBIAKUMOEKILTF-UHFFFAOYSA-N 0.000 claims description 4
- JIVPVXMEBJLZRO-CQSZACIVSA-N 2-chloro-5-[(1r)-1-hydroxy-3-oxo-2h-isoindol-1-yl]benzenesulfonamide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC([C@@]2(O)C3=CC=CC=C3C(=O)N2)=C1 JIVPVXMEBJLZRO-CQSZACIVSA-N 0.000 claims description 4
- 125000004182 2-chlorophenyl group Chemical group [H]C1=C([H])C(Cl)=C(*)C([H])=C1[H] 0.000 claims description 4
- KMBQOSGPHMRPBA-UHFFFAOYSA-N 4-(2,1,3-benzoxadiazol-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid Chemical compound OC(=O)C1=C(C)NC(C)=C(C(O)=O)C1C1=CC=CC2=NON=C12 KMBQOSGPHMRPBA-UHFFFAOYSA-N 0.000 claims description 4
- GCUMHOAQJSSYSV-UHFFFAOYSA-N 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid Chemical compound OC(=O)C1=C(C)NC(C)=C(C(O)=O)C1C1=CC=CC(Cl)=C1Cl GCUMHOAQJSSYSV-UHFFFAOYSA-N 0.000 claims description 4
- RZTAMFZIAATZDJ-HNNXBMFYSA-N 5-o-ethyl 3-o-methyl (4s)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OC)[C@@H]1C1=CC=CC(Cl)=C1Cl RZTAMFZIAATZDJ-HNNXBMFYSA-N 0.000 claims description 4
- QDPRWOOYYNHODV-UHFFFAOYSA-N 6-chloro-2h-1,2,4-benzothiadiazine-7-sulfonamide Chemical compound S1NC=NC2=C1C=C(S(=O)(=O)N)C(Cl)=C2 QDPRWOOYYNHODV-UHFFFAOYSA-N 0.000 claims description 4
- AKZCUBOMEUSNQI-UHFFFAOYSA-N 6-chloro-3,4-dihydro-2h-1,2,4-benzothiadiazine-7-sulfonamide Chemical compound S1NCNC2=C1C=C(S(=O)(=O)N)C(Cl)=C2 AKZCUBOMEUSNQI-UHFFFAOYSA-N 0.000 claims description 4
- BWSSMIJUDVUASQ-UHFFFAOYSA-N Benzylhydrochlorothiazide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(S(N2)(=O)=O)=C1NC2CC1=CC=CC=C1 BWSSMIJUDVUASQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000004072 C09CA03 - Valsartan Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- SMANXXCATUTDDT-UHFFFAOYSA-N Flunarizinum Chemical compound C1=CC(F)=CC=C1C(C=1C=CC(F)=CC=1)N1CCN(CC=CC=2C=CC=CC=2)CC1 SMANXXCATUTDDT-UHFFFAOYSA-N 0.000 claims description 4
- OMCPLEZZPVJJIS-UHFFFAOYSA-N Hypadil (TN) Chemical compound C1C(O[N+]([O-])=O)COC2=C1C=CC=C2OCC(O)CNC(C)C OMCPLEZZPVJJIS-UHFFFAOYSA-N 0.000 claims description 4
- IFFPICMESYHZPQ-UHFFFAOYSA-N Prenylamine Chemical compound C=1C=CC=CC=1C(C=1C=CC=CC=1)CCNC(C)CC1=CC=CC=C1 IFFPICMESYHZPQ-UHFFFAOYSA-N 0.000 claims description 4
- HTWFXPCUFWKXOP-UHFFFAOYSA-N Tertatalol Chemical compound C1CCSC2=C1C=CC=C2OCC(O)CNC(C)(C)C HTWFXPCUFWKXOP-UHFFFAOYSA-N 0.000 claims description 4
- GYKFWCDBQAFCLJ-RTWAWAEBSA-N [(2s,3s)-8-chloro-5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3-dihydro-1,5-benzothiazepin-3-yl] acetate Chemical compound C1=CC(OC)=CC=C1[C@H]1[C@@H](OC(C)=O)C(=O)N(CCN(C)C)C2=CC=C(Cl)C=C2S1 GYKFWCDBQAFCLJ-RTWAWAEBSA-N 0.000 claims description 4
- YMFGJWGABDOFID-UHFFFAOYSA-N amanozine Chemical compound NC1=NC=NC(NC=2C=CC=CC=2)=N1 YMFGJWGABDOFID-UHFFFAOYSA-N 0.000 claims description 4
- NGXUUAFYUCOICP-UHFFFAOYSA-N aminometradine Chemical compound CCN1C(=O)C=C(N)N(CC=C)C1=O NGXUUAFYUCOICP-UHFFFAOYSA-N 0.000 claims description 4
- FXNYSZHYMGWWEZ-UHFFFAOYSA-N amisometradine Chemical compound CC(=C)CN1C(N)=CC(=O)N(C)C1=O FXNYSZHYMGWWEZ-UHFFFAOYSA-N 0.000 claims description 4
- HTIQEAQVCYTUBX-UHFFFAOYSA-N amlodipine Chemical compound CCOC(=O)C1=C(COCCN)NC(C)=C(C(=O)OC)C1C1=CC=CC=C1Cl HTIQEAQVCYTUBX-UHFFFAOYSA-N 0.000 claims description 4
- 229960000528 amlodipine Drugs 0.000 claims description 4
- 125000004429 atom Chemical group 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- HXLAFSUPPDYFEO-UHFFFAOYSA-N bevantolol Chemical group C1=C(OC)C(OC)=CC=C1CCNCC(O)COC1=CC=CC(C)=C1 HXLAFSUPPDYFEO-UHFFFAOYSA-N 0.000 claims description 4
- 229960004064 bumetanide Drugs 0.000 claims description 4
- 229960000330 bupranolol Drugs 0.000 claims description 4
- HQIRNZOQPUAHHV-UHFFFAOYSA-N bupranolol Chemical compound CC1=CC=C(Cl)C(OCC(O)CNC(C)(C)C)=C1 HQIRNZOQPUAHHV-UHFFFAOYSA-N 0.000 claims description 4
- BQXQGZPYHWWCEB-UHFFFAOYSA-N carazolol Chemical compound N1C2=CC=CC=C2C2=C1C=CC=C2OCC(O)CNC(C)C BQXQGZPYHWWCEB-UHFFFAOYSA-N 0.000 claims description 4
- 229960004634 carazolol Drugs 0.000 claims description 4
- YRZQHIVOIFJEEE-UHFFFAOYSA-N chlorazanil Chemical compound NC1=NC=NC(NC=2C=CC(Cl)=CC=2)=N1 YRZQHIVOIFJEEE-UHFFFAOYSA-N 0.000 claims description 4
- 229960001523 chlortalidone Drugs 0.000 claims description 4
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 claims description 4
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 claims description 4
- 229950007942 dilevalol Drugs 0.000 claims description 4
- 229960004166 diltiazem Drugs 0.000 claims description 4
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims description 4
- 229960003580 felodipine Drugs 0.000 claims description 4
- DBDTUXMDTSTPQZ-UHFFFAOYSA-N fenquizone Chemical compound N1C=2C=C(Cl)C(S(=O)(=O)N)=CC=2C(=O)NC1C1=CC=CC=C1 DBDTUXMDTSTPQZ-UHFFFAOYSA-N 0.000 claims description 4
- SMANXXCATUTDDT-QPJJXVBHSA-N flunarizine Chemical compound C1=CC(F)=CC=C1C(C=1C=CC(F)=CC=1)N1CCN(C\C=C\C=2C=CC=CC=2)CC1 SMANXXCATUTDDT-QPJJXVBHSA-N 0.000 claims description 4
- 229960000326 flunarizine Drugs 0.000 claims description 4
- WRYZEGZNBYOMLE-UHFFFAOYSA-N hydracarbazine Chemical compound NNC1=CC=C(C(N)=O)N=N1 WRYZEGZNBYOMLE-UHFFFAOYSA-N 0.000 claims description 4
- 229960002003 hydrochlorothiazide Drugs 0.000 claims description 4
- 229960004569 indapamide Drugs 0.000 claims description 4
- NDDAHWYSQHTHNT-UHFFFAOYSA-N indapamide Chemical compound CC1CC2=CC=CC=C2N1NC(=O)C1=CC=C(Cl)C(S(N)(=O)=O)=C1 NDDAHWYSQHTHNT-UHFFFAOYSA-N 0.000 claims description 4
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 4
- 229960004427 isradipine Drugs 0.000 claims description 4
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Classifications
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
- C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D257/04—Five-membered rings
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/01—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms
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- C07—ORGANIC CHEMISTRY
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- C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
- C07C215/02—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C215/22—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated
- C07C215/28—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated and containing six-membered aromatic rings
- C07C215/30—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated and containing six-membered aromatic rings containing hydroxy groups and carbon atoms of six-membered aromatic rings bound to the same carbon atom of the carbon skeleton
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
- C07C215/02—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
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- C07C215/28—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated and containing six-membered aromatic rings
- C07C215/38—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated and containing six-membered aromatic rings with rings other than six-membered aromatic rings being part of the carbon skeleton
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- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
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- C07C217/14—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted the oxygen atom of the etherified hydroxy group being further bound to a carbon atom of a six-membered aromatic ring
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- C07C217/22—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted the oxygen atom of the etherified hydroxy group being further bound to a carbon atom of a six-membered aromatic ring the six-membered aromatic ring or condensed ring system containing that ring being further substituted by carbon atoms having at least two bonds to oxygen atoms
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- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
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- C07C217/02—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
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- C07C217/30—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having one amino group and at least two singly-bound oxygen atoms, with at least one being part of an etherified hydroxy group, bound to the carbon skeleton, e.g. ethers of polyhydroxy amines having the oxygen atom of at least one of the etherified hydroxy groups further bound to a carbon atom of a six-membered aromatic ring
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
- C07C217/02—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
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- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
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- C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
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- C07C217/28—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having one amino group and at least two singly-bound oxygen atoms, with at least one being part of an etherified hydroxy group, bound to the carbon skeleton, e.g. ethers of polyhydroxy amines
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C233/00—Carboxylic acid amides
- C07C233/01—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
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- C07C233/25—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of an acyclic saturated carbon skeleton
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- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
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- C07C235/06—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to acyclic carbon atoms and singly-bound oxygen atoms bound to the same carbon skeleton the carbon skeleton being acyclic and saturated having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
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- C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
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- C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
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- C07C237/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups
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- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
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- C07C311/00—Amides of sulfonic acids, i.e. compounds having singly-bound oxygen atoms of sulfo groups replaced by nitrogen atoms, not being part of nitro or nitroso groups
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Abstract
Sales nitrato de los compuestos seleccionados entre las siguientes clases: Clase (A1b) **(Fórmulas)** XA1 = -COOH, RA1 = -CH2OH, R I A1 = H, Cl; R II A1 = -(CH2)3-CH3, -O-CH3-CH3; R III A1 = H, valencia libre; R IV A1 = valencia libre; o RA1 = -O y R III A1 = valencia libre, forman con el átomo de carbono en posición 5 un grupo ceto, o R IV A1, R III A1, R I A1, RA1, y los átomos de carbono en la posición 4 y 5 del anillo heterocíclico en la fórmula (A1b), forman el anillo aromático que contiene un grupo -COOH (IXc), o R I A1, R IV A1, y el átomo de carbono en posición 4 del anillo heterocíclico de la fórmula (A1b) forman el siguiente anillo saturado que tiene cinco átomos de carbono.
Description
Sales de nitrato de medicinas
anti-hipertensivas.
La presente invención se refiere a compuesto y a
sus composiciones para usarlos en la terapia y profilaxis de la
hipertensión. Más específicamente, se refiere al uso de dichos
hipertensivos para uso sistémico y local, en particular para el área
cardiovascular. Más específicamente la presente invención se refiere
a nuevos compuestos anti-hipertensivos que tienen un
rendimiento mejorado.
Los compuestos conocidos de la técnica anterior
(véase por ejemplo Rote Liste 1998, Editio Cantos Verlag,
Aulenosorf) se usan en el tratamiento de la hipertensión
generalmente tienen una eficacia limitada. El tratamiento de la
hipertensión normalmente se realiza administrando al paciente los
antihipertensivos junto con otras medicinas activas al sistema
vascular, tal como por ejemplo antagonistas de calcio, diuréticos,
bloqueadores beta, inhibidores ACE. Por ejemplo, los antagonistas
anti-hipertensivos de la angiotensina (por ej.
Losartan), los antagonistas de calcio (por ejemplo
dihidropiridinas), diuréticos (por ejemplo derivados tiazídicos),
vasodilatadores directos o indirectos (por ej. Minoxidil, Zaprinast)
cuando se usan en solitario no pueden asegurar el éxito de la
terapia.
Es necesario además indicar que algunos
antihipertensivos provocan efectos secundarios para el aparato
respiratorio, tal como broncoconstricción, dispnea. Por ejemplo el
antihipertensivo usado en la angina de pecho y el tratamiento de
arritmias cardiacas, Timolol y Propanolol, da lugar a efectos
secundarios.
Otros antihipertensivos inducen la vasodilatación
mediante la inhibición de fosfodiesterasa y muestran efectos
secundarios para diversos aparatos (gastrointestinal,
cardiovascular, ocular, etc.). Véase por ejemplo Sildenafil y
Zaprinast.
El documento
GB-A-1 381 482 describe derivados de
ureidofenoxi-alcanolamina y sales de adición de
ácidos de los mismos que tienen acción bloqueadora adrenérgica.
También se describen las composiciones farmacéuticas que contienen
dichos compuestos. Dentro de los nuevos derivados reivindicados
pueden mencionarse también nitrato de Talinolol.
En Acta Chemica Scandinavica, 23 (1969), Nº 4,
1215-1218, se describe un método conveniente para
preparar sales de aminas que emplean la técnica de extracción de
pares iónicos. El nitrato de Alprenolol se preparó por extracción
con cloroformo.
Se siente la necesidad de tener composiciones
disponibles activas en el tratamiento de la patología de
hipertensión para uso sistémico y local, en particular, del área
cardiovascular con perfil terapéutico mejorado. En particular se
siente la necesidad además de tener medicinas antihipertensivas
disponibles que tengan acción bloqueadora beta o
antifosfodiesterásica con menores efectos secundarios.
Se han descubierto, inesperada y
sorprendentemente, compuestos y composiciones farmacéuticas que
pueden usarse en el tratamiento de patologías de hipertensión para
uso sistémico y local, particularmente de la zona cardiovascular,
con perfil terapéutico mejorado y sin los efectos secundarios de las
medicinas hipertensivas conocidas.
Un objeto de la presente invención son sales de
nitrato de compuestos que tienen actividad antihipertensiva, o
composiciones farmacéuticas de los mismos, para uso sistémico y
local, particularmente para usarlos en la zona cardiovascular,
caracterizándose dichos compuestos porque contienen al menos un
grupo reactivo capaz de salificarse, seleccionándose dichos
compuestos entre las siguientes clases:
Clase
(A1b)
X_{A1} = -COOH, 2
R_{A1} = -CH_{2}OH,
3
R^{I}_{A1} = H, Cl;
R^{II}_{A1} =
-(CH_{2})_{3}-CH_{3},
-O-CH_{3}-CH_{3};
R^{III}_{A1} = H, valencia libre;
R^{IV}_{A1} = valencia libre;
o R_{A1} = -O y R^{III}_{A1} =
valencia libre, forman con el átomo de carbono en posición 5 un
grupo ceto,
o R^{IV}_{A1}, R^{III}_{A1},
R^{I}_{A1}, R_{A1}, y los átomos de carbono en la posición 4 y
5 del anillo heterocíclico en la fórmula (A1b), forman el anillo
aromático que contiene un grupo -COOH (IXc),
\vskip1.000000\baselineskip
\vskip1.000000\baselineskip
o R^{I}_{A1}, R^{IV}_{A1},
y el átomo de carbono en posición 4 del anillo heterocíclico de la
fórmula (A1b) forman el siguiente anillo saturado que tiene cinco
átomos de
carbono:
\vskip1.000000\baselineskip
\vskip1.000000\baselineskip
cuando R^{III}_{A1} = valencia
libre, y R^{IV}_{A1} = valencia libre hay un doble enlace entre
los átomos de carbono en la posición 4 y 5 en el anillo
heterocíclico de la fórmula
(A1b),
\newpage
Clase
(A1c)
El precursor de la clase (A1c) se conoce como
Valsartan;
Clase
(A2)
1(2H)-ftalazinona
hidrazona (Hidralazina); 3-óxido de
6-(1-piperidinil)-2,4-pirimidindiamina
(Minoxidil);
[4,3-d]pirimidin-5-il)-4-etoxifenil]sulfonill-4-metil-piperazina
de
1-[[3-(4,7-dihidro-1-metil-7-oxo-3-propil-1H-pirazol
(Sildenafil),
2-(2-propiloxifenil)-8-azapurin-6-ona
(Zaprinast);
Clase
(A3)
\vskip1.000000\baselineskip
\vskip1.000000\baselineskip
R^{VI}_{B1} = H;
R^{VII}_{B1} = H;
R^{I}_{B1} y R^{II}_{B1}, iguales o
diferentes entre sí, son H, CH_{3};
R^{III}_{B1} = H, CH_{3},
8
\vskip1.000000\baselineskip
En la formula (XId) t = 0, 1;
En la formula (XIe) Y_{B1} tiene los siguientes
significados:
H, 10
en la fórmula (XIf) Z = H, -OCH_{3};
en la fórmula (A3):
X_{B1} = -O-, -S-;
n y m, iguales o diferentes entre sí, son 0,
1;
R^{V}_{B1} = H, 11
R^{IV}_{B1} = 12
\vskip1.000000\baselineskip
\newpage
(XIr),- \
CH_{2}-CH(OH)-CH_{2}-NH-CH(CH_{3})_{2}
en la fórmula
(XIp):
S_{1} = H, CN, OCH_{3}, CH_{3},
-CH_{2}-CH_{3},
-O-CH_{2}-CONH-CH_{3},
-COCH_{3}, -CO-(CH_{2})_{2}-CH_{3},
-O-CH_{2}-CH=CH_{2},
-CH_{2}-CH=CH_{2}, ciclopentilo, o
S_{2} = H, CH_{3}, Cl, -SOCH_{3},
-CONH_{2};
S_{3} = H, F, Cl, OH, NO_{2},
-CH_{2}-CO-NH_{2},
-(CH_{2})_{2}-OCH_{3},
-NH-COCH_{3},
-CH_{2}-O-CH_{2}-CH_{2}-O-CH(CH_{3})_{2},
-CH_{2}-CH_{2}-COOCH_{3},
-NH-CO-N(C_{2}H_{5})_{2},
-NH-CO-(CH_{2})_{2}-CH_{3},
-NH-SO_{2}-CH_{3},
-CH_{2}-CH_{2}-O-CH_{2}-[ciclopropilo];
S_{4} = H, Cl,
-CH_{2}-CH_{2}-;
o S_{1}, S_{2} y los átomos de carbono en la
posición 2 y 3 del anillo aromático C_{6} del radical (XIp) forman
el siguiente anillo:
donde
[^{(\text{*})} átomo adyacente al anillo
aromático de la fórmula XIp^{VII}]
B = -CH_{2}-, -NH-, -CH=CH-,
^{(\text{*})}-CO-CH_{2}-;
A = -O-,
^{(\text{*})}-CH_{2}-CH(OH)-,
^{(\text{*})}-O-CH_{2}-,
^{(\text{*})}-S-CH_{2}-,
-CH_{2}-CH_{2}-, -CH_{2}-;
W1 = H, valencia libre;
W2 = valencia libre, H, OH, -CH_{3},
-ONO_{2}, -O;
o A es un átomo de carbono terciario y W1 =
valencia libre para formar un doble enlace
-CH=CH- entre A y el átomo de carbono en
posición 1';
o W1, W2, el átomo de carbono en posición 1' y A
forman un anillo aromático que tiene 6 átomos de carbono como el de
la siguiente fórmula
cuando W2 = -O y W1 =
valencia libre en el átomo de carbono en posición 1' del radical
(XIp^{VII}) se forma un grupo
cetónico;
o cuando en la fórmula (XIp) S_{4} =
-CH_{2}-CH_{2}-, y en la fórmula (A3)
X_{B1} es oxígeno; m = n = 1 y R^{VII}_{B1} es una valencia
libre, se forma el siguiente anillo con los átomos de carbono en
posición 1 y 6 del anillo aromático del radical (XIp):
o cuando en la fórmula (A3) n = m =
1, ambos R^{VII}_{B1} es y R^{VI}_{B1} son valencias libres,
S_{4} y los átomos de carbono en posición 1 y 6 del anillo
aromático del radical (XIp), siendo S_{1}
-CH_{2}-CH_{3}, junto con el átomo de
carbono -|C|_{n}- y X_{B1} = oxígeno de
la fórmula (A3) forman el siguiente
anillo:
y además de los siguientes
compuestos:
2-hidroxi-5-[1-hidroxi-2-[(1-metil-3-fenilpropil)amino]etil]benzamida
(Labetalol),
1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-[(tetrahidro-2-furanil)carbonil]piperazina
(Terazosin),
1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-(2-furanil-carbonil)piperazina
(Prazosin);
excluyendo en la fórmula (A3) los compuestos
obtenidos cuando los sustituyentes de dicha fórmula tienen los
siguientes significados:
R^{I}_{B1} = R^{II}_{B1} = CH_{3}; n =
1; R^{III}_{B1} = R^{V}_{B1} = R^{VI}_{B1} =
R^{VII}_{B1} = H;
X_{B1} = O; R^{IV}_{B1} = es el anillo
aromático (XIp) con S_{2} = S_{3} = S_{4} = H;
S_{1} = CH_{2}-CH=CH_{2}
(Alprenolol).
Clase
(A4)
\beta-[(2-metilpropoxi)metil]-N-fenil-N-(fenilmetil)-1-pirrolidinatanamina
(Bepridil),
(2S-cis)-3-(acetiloxi)-8-cloro-5-[2-(dimetilamino)etil]-2,3-dihidro-2-(4-metoxifenil)-1,5-benzotiazepin-4(5H)-ona
(Clentiazem),
(2S-cis)-3-(acetiloxi)-5-[2-(dimetilamino)etil]-2,3-dihidro-2-(4-metoxifenil)-1,5-benzotiazepin-4(5H)-ona
(Diltiazem),
\gamma-fenil-N-(1-feniletil)benceno-propanamina
(Fendilina),
\alpha-[3-[[2(3,4-dimetoxifenil)etil]metilamino]propil]-3,4,5-trimetoxi-\alpha-(1-metiletil)-bencenoacetonitrilo
(Galopamil),
2-[2[[3-(1H-bencimidazol-2-il)propil]metilamino]etil]-6-fluoro-1,2,3,4-tetrahidro-1-(1-metiletil)-2-naftalenil
éster del ácido (1S-cis)metoxiacético
(Mibefradil),
N-(1-metil-2-feniletil)-\gamma-fenilbencenopropanamina
(Prenilamina),
(R)-2-[2-[3-[[2-(1,3-bezodioxol-5-iloxi)etil]metilamino]propoxi]-5-metoxifenil]-4-metil-2H-1,4-benzotiazin-3(4H)-ona
(Semotiadil),
N-(1,1-dimetiletil)-\alpha-metil-\gamma-fenilbencenopropanamina
(Terodilina),
\alpha-[3-[[2-(3,4-dimetoxifenil)etil]metilamino]propil]-3,4-dimetoxi-\alpha-(1-metiletil)-bencenoacetonitrilo
(Verapamil);
3-etil-5-metil
éster del ácido
2-[(2-aminoetoxi)metil]-4-(2-clorofenil)-1,4-dihidro-6-metil-3,5-piridinadicarboxílico
(Amlodipina), metil-2-oxopropil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Aranidipina),
metil-1-(fenilmetil)-3-pirrolidinil
éster del ácido
[S-(R*,R*)]-1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Barnidipina),
metil-1-(fenilmetil)-3-piperidinil
éster del ácido
(R*,R*)-\pm-1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Benidipina),
2-metoxietil-3-fenil-2-propenil
éster del ácido
(E)-\pm-1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Cilnidipina), P-óxido del
2-[fenil(fenilmetil)amino]etil éster del ácido
5-(5,5-dimetil-1,3,2-dioxafosforinano-2-il)-1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3-piridin-carboxílico
(Efonidipina),
2-[[(4-fluorofenil)metil]metilamino]etil-1-metiletil
éster del ácido
\pm-4-(1,3-benzodioxol-4-il)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Elgodipina), etil metil éster del ácido
4-(2,3-diclorofenil)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Felodipina),
5-metil-3-(1-metil)etil
éster del ácido
4-(4-benzofurazanil)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Isradipina), éster dietílico del ácido
(E)-4-[2-[3-(1,1-dimetiletoxi)-3-oxo-1-propenil]fenil]-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Lacidipina),
2-[(3,3-difenil-propil)metilamino]-1,1-dimetiletil
metil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinacarboxílico
(Lercanidipina),
2-[4-(difenilmetil)-1-piperazinil]etil
metil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinacarboxílico
(Manidipina),
metil-2-[metil(fenilmetil)amino]etil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nicardipina), éster dimetílico del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Nifedipina),
3-metil-5-(1-metiletil)
éster del ácido
2-ciano-1,4-dihidro-6-metil-4-(3-nitro-fenil)-3,5-piridinadicarboxílico
(Nilvadipina),
2-metoxietil-1-metiletil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nimodipina),
metil-2-metil-propil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Nisoldipina), etil metil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nitrendipina);
1-(difenilmetil)-4-(3-fenil-2-propenil)piperazina
(Cinnarizina),
(E)-1-[bis(4-fluorofenil)metil]-4-(3-fenil-2-propenil)piperazina
(Flunarizina),
4-[4,4-bis(4-fluorofenil)butil]-N-(2,6-dimetilfenil)-1-piperazina-acetamida
(Lidoflazina),
1-[bis(4-fluorofenil)metil]-4-[(2,3,4-trimetoxifenil)metil]piperazina
(Lomerizina);
N,N-dimetil-3-[[1-(fenilmetil)-cicloheptil]oxi]-1-propanamina
(Benciclan),
1-[2-[2-(dietilamino)etoxi]-fenil]-3-fenil-1-propanona
(Etafenona),
3,4-dimetoxi-metil-N-[3-[4-[[2-(1-metiletil)-1-indolizinil]-sulfonil]fenoxi]propil]bencenoetanamina
(Fantofarona);
Clase
(A7)
1,1-dióxido de
6-cloro-3,4-dihidro-3-[(2-propeniltio)metil]-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Altiazida), 1,1-dióxido de
3,4-dihidro-3-(fenilmetil)-6-(trifluorometil)-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Bendroflumetiazida), 1,1-dióxido de
(6-cloro-3-[[(fenilmetil)tio]metil]-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Benztiazida), 1,1-dióxido
6-cloro-3,4-dihidro-3-(fenilmetil)-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Bencilhidroclorotiazida), 1,1-dióxido de
6-cloro-3,4-dihidro-3-(2-metilpropil)-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Butiazida), 1,1-dióxido de
6-cloro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Clorotiazida),
2-cloro-5-(2,3-dihidro-1-hidroxi-3-oxo-1H-isoindol-1-il)bencenosulfonamida
(Clortalidona), 1,1-dióxido de
6-cloro-3-(ciclopentilmetil)-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Ciclopentiazida), 1,1-dióxido de
3-biciclo
[2.2.1]hept-5-en-2-il-6-cloro-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Ciclotiazida), 1,1-dióxido de
6-cloro-3,4-dihidro-3-[[(2,2,2-trifluoroetil)tio]metil]-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Epitiazida), 1,1-dióxido de
6-cloro-3-etil-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Etiazida),
7-cloro-1,2,3,4-tetrahidro-4-oxo-2-fenil-6-quinazolinsulfonamida
(Fenquizona),
3-(aminosulfonil)-4-cloro-N-(2,3-dihidro-2-metil-1H-indol-1-il)benzamida
(Indapamida), 1,1-dióxido de
6-cloro-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Hidroclorotiazida), 1,1-dióxido de
3,4-dihidro-6-(trifluorometil)-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Hidroflumetiazida), 1,1-dióxido de
6-cloro-3-(clorometil)-3,4-dihidro-2-metil-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Meticlotiazida), 1,1-dióxido de
3,4-dihidro-6-metil-2H-1-benzotiopiran-7-sulfonamida
(Meticran),
7-cloro-1,2,3,4-tetrahidro-2-metil-3-(2-metilfenil)-4-oxo-6-quinazolinsulfonamida
(Metolazona), 1,1-dióxido de
6-cloro-3-[(4-fluorofenil)-metil]-3,4-dihidro-2H-1,2,4-benzotia-diazina-7-sulfonamida
(Paraflutizida), 1,1-dióxido de
6-cloro-3,4-dihidro-2-metil-3-[[(2,2,2-trifluoroetil)tio]metil]-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Politiazida),
7-cloro-2-etil-1,2,3,4-tetrahidro-4-oxo-6-quinazolinsulfonamida
(Quinatazona), 1,1-dióxido de
6-cloro-3,4-dihidro-3-triclorometil-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Teclotiazida), 1,1-dióxido de
6-cloro-3-(diclorometil)-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Triclormetiazida);
3,7-dihidro-1,3-dimetil-7-(4-morfolinilmetil)-1H-purina-2,6-diona
(7-Morfolinometilteofilina),
3,7-dihidro-1-(2-hidroxipropil)-3,7-dimetil-1H-purina-2,6-diona
(Proteobromina),
3,7-dihidro-3,7-dimetil-1H-purina-2,6-diona
(Teobromina);
6-amino-3-etil-1-(2-propenil)-2,4(1H,3H)-pirimidindiona
(Aminometradina),
6-amino-3-metil-1-(2-metil-2-propenil)-2,4(1H,3H)-pirimidindiona
(Amisometradina);
N-fenil-1,3,5-triazina-2,4-diamina
(Amanozina),
3,5-diamino-N-(aminoiminometil)-6-cloropirazinacarboxamida
(Amilorida),
N-(4-clorofenil)-1,3,5-triazina-2,4-diamina
(Clorazanil), éster etílico del ácido
[3-metil-4-oxo-5-(1-piperidinil)-2-tiazolidinilidano]acético
(Etozolin),
6-hidrazino-3-piridazinacarboxamida
(Hidracarbazina),
5-amino-2[1-(3,4-diclorofenil)-etil]-2,4-dihidro-3H-pirazol-3-ona
(Muzolimina),
2-(2,2-diciclohexiletil)piperidina
(Perhexilina), ácido
3-(aminosulfonil)-5-(butilamino)-4-fenoxibenzoico
(Bumetanida), ácido
5-(aminosulfonil)-4-cloro-2-[(2-furanilmetil)amino]benzoico
(Furosemida),
N-[[(1-metiletil)amino]carbonil]-4-[(3-metilfenil)amino]-3-piridinasulfonamida
(Torasemida).
Los compuestos preferidos de la clase (A1b) son
los siguientes:
cuando X_{A1} = (IXa), R_{A1} = CH_{2}OH,
R^{I}_{A1} = Cl, R^{III}_{A1} = R^{IV}_{A1} = valencias
libres que forman un doble enlace -CH=CH- con
los átomos de carbono en la posición 4 y 5 del anillo heterocíclico
de la fórmula (A1b), R^{II}_{A1} =
-(CH_{2})3-CH_{3}, resto de
Losartan;
como en Losartan pero con R_{A1} =
-O y R^{III}_{A1} valencia libre, de manera que se
forma en combinación con el átomo de carbono en la posición 5 del
anillo heterocíclico de la fórmula (A1b) un grupo cetónico,
R^{I}_{A1} con R^{IV}_{A1} y con el átomo de carbono en la
posición 4 del anillo heterocíclico son tales que forman el anillo
saturado que tiene 5 átomos de carbono (IXd), resto de
Irbesartan;
como en Losartan pero con R^{II}_{A1} =
-O-CH_{2}-CH_{3},
R_{A1} junto con R^{I}_{A1} y los átomos de carbono en la
posición 4 y 5 del anillo heterocíclico con R^{IV}_{A1} y
R^{III}_{A1} valencias libres, son tales que forman el radical
aromático que contiene un grupo -COOH (IXc), de
Candesartan resto;
como en Losartan pero con X_{A1} =
-COOH, R_{A1} = (IXb), R^{I}_{A1} = H,
R^{IV}_{A1} y R^{III}_{A1} valencias libres forman un doble
enlace entre los átomos de carbono en la posición 4 y 5 en el anillo
heterocíclico de la fórmula (A1b), resto de Eprosartan.
Los compuestos preferidos de la clase (A3) son
los siguientes:
cuando R^{I}_{B1} = H, R^{II}_{B1} y
R^{III}_{B1} = CH_{3}, R^{V}_{B1} =H, R^{VI}_{B1} =
R^{VII}_{B1} = H, m = n = 1, X_{B1} = -O-,
R^{IV}_{B1} = (XIp) donde S_{1} = S_{2} = S_{4} = H,
S_{3} =
-CH_{2}-CO-NH_{2},
resto de Atenolol;
como en Atenolol, pero con R^{IV}_{B1}
=(XIs), resto de Befunolol;
como en Atenolol, pero con S_{1} = COCH_{3},
S_{3} =
-NH-CO-(CH_{2})_{2}-CH_{3},
S_{2} = S_{4} = H, resto de Acebutolol;
como en Atenolol, pero con S_{3} =
-CH_{2}-CH_{2}-O-CH_{2}-(ciclopropilo),
resto de Betaxolol;
como en Atenolol, pero con S_{3} =
-CH_{2}-O-CH_{2}-CH_{2}-O-CH(CH_{3})_{2},
resto de Bisoprolol;
como en Alprenolol, pero con S_{1} =
(XIp^{II}), S_{3} = H y R^{I}_{B1} = CH_{3}, resto de
Bufetolol;
como en Atenolol, pero con R^{IV}_{B1} =
(XIp^{VIII}), donde B = -NH-, resto de Carazolol;
como en Atenolol, pero con S_{3} =
-CH_{2}-CH_{2}-COOCH_{3},
resto de Esmolol;
como en Atenolol, pero con R^{IV}_{B1} =
(Xiu) resto de Indenolol;
como en Atenolol, pero con S_{3} =
-(CH_{2})_{2}-OCH_{3}, resto
de Metoprolol;
como en Atenolol, pero con S_{3} = NO_{2},
resto de Nifenalol;
como en Atenolol, pero con S_{1} =
-O-CH_{2}-CH=CH_{2} y
S_{3} = H, resto de Oxprenolol;
como en Atenolol, pero con S_{3} =
-NH-COCH_{3}, resto de Practolol;
como en Atenolol, pero con R^{III}_{B1} =
(XIe) con Y_{B1} = H, n = m = 0, R^{IV}_{B1} = (XIi) resto de
Butidrina;
como en Bufetolol, pero con S_{1} =
-CN, resto de Bunitrolol;
como en Bufetolol, pero con S_{1} = H, S_{4}
= Cl, S_{2} = CH_{3}, resto de Bupranolol;
como en Bufetolol pero con S_{1} =
-CO-(CH_{2})_{2}-CH_{3},
S_{3} = F, resto de Butofilolol;
como en Bufetolol, pero con R^{IV}_{B1} =
(XIp^{VII}) donde A =
-CH_{2}-CH_{2}-, B = -NH-,
W2 = -O que con W1 = Valencia libre y el átomo de carbono
en la posición 1' forma un grupo cetónico, resto de Carteolol;
como en Bufetolol pero con S_{3} =
-NH-CO-N(CH_{2}H_{5})_{2},
S_{1} = -CO-CH_{3} resto de
Celiprolol;
como en Bufetolol pero con S_{1} =
-O-CH_{2}-CONH-CH_{3},
resto de Cetamolol;
como en Bufetolol, pero con S_{1} =
ciclopentilo, resto de Penbutolol;
como en Bufetolol pero con R^{IV}_{B1} =
(XIo), resto de Timolol;
como en Bufetolol pero con S_{1} = S_{2} =
CH_{3}, resto de Xibenolol;
como en Bufetolol pero con R^{IV}_{B1} =
(XIt), resto de Bucumolol;
como en Bupranolol, pero con S_{2} = Cl resto
de Cloranolol;
como en Butidrina, pero con R^{III}_{B1} =
(XIe) con Y_{B1} = (XIf) con Z = H, R^{IV}_{B1} = (XIp) donde
S_{3} = OH y S_{2} = CONH_{2}, S_{1} = S_{4} = H, resto de
Dilevalol;
como en Butidrina pero con R^{III}_{B1} =
CH_{3}, R^{IV}_{B1} = (XIm), donde el resto naftalénico se une
al átomo de carbono en la posición 2 al átomo de carbono que une el
sustituyente -OR^{IV}_{B1}, resto de Pronetalol;
como en Carazolol pero con R^{II}_{B1} = H y
R^{III}_{B1}= (XIb), resto de Carvedilol;
como en Carteolol, pero en R^{IV}_{B1} =
(XIp^{VII}) A = -CH_{2}-, B =
-COCH_{2}-, W1 = W2 = H, resto de Levobunolol;
como en Carteolol pero con R^{I}_{B1} = H y
en R^{IV}_{B1} =(XIp^{VII}) A es un átomo de carbono terciario
y W1 es una valencia libre, de manera que forman un doble enlace
-CH=CH- entre A y el átomo de carbono en la
posición 1' de (XIp^{VII}), W2 = CH_{3}, resto de
Mepindolol;
como en Carteolol pero en R^{IV}_{B1} =
(XIp^{VII}) A =
-CH_{2}-CH(OH)-, B =
-CH_{2}-, W2 = OH, W1 = H, resto de Nadolol;
como en Dilevalol pero con S_{2} =
-SOCH_{3}, y el posición para con respecto al otro
anillo aromático (fórm. XIf) Z = -OCH_{3}, resto de
Sulfinalol;
como en Mepindolol pero en R^{IV}_{B1} =
(XIp^{VII}) A = -O-CH_{2}-, B =
-CH_{2}-, W2 = -ONO_{2}, W1 = H, resto de
Nipradilol;
como en Mepindolol pero con W2 = H, resto de
Pindolol;
como en Nipradilol pero con R^{I}_{B1} =
CH_{3}, A = -S-CH_{2}- y
W2 = H, resto de Tertatolol;
como en Pronetalol, pero con m = 1 y X_{B1} =
-O-, y R^{IV}_{B1} es el resto naftalénico (XIm)
unidos por el átomo de carbono en la posición 1 a X_{B1}, resto de
Propranolol;
como en Pronetalol, pero con R^{IV}_{B1} =
(XIp) con S_{1} = S_{2} = S_{4} = H y S_{3} =
-NH-SO_{2}-CH_{3},
resto de Sotalol;
como en Tertatolol pero con R^{IV}_{B1} =
(XIn), resto de Tilisolol;
como en Xibenolol pero con R^{I}_{B1} =
S_{1} = H, resto de Toliprolol;
como en Toliprolol, pero con R^{II}_{B1} = H
y R^{III}_{B1} = (XIa), resto de Bevantolol;
como en Bevantolol pero con S_{2} = H, S_{1}
= CN, R^{III}_{B1} = (XIc), resto de Epanolol;
cuando en la formula (A3) R^{I}_{B1} =
R^{II}_{B1} = R^{III}_{B1} = CH_{3}, R^{V}_{B1} =
(XIh), n = m = 1, R^{VI}_{B1} = R^{VII}_{B1} = H, X_{B1} =
-O-, R^{IV}_{B1} = (XIg), resto de Bopindolol;
cuando en la fórmula (A3) m = n = 0 y
R^{IV}_{B1} =(XIz) R^{I}_{B1} = R^{II}_{B1} =
R^{III}_{B1} = CH_{3}, R^{V}_{B1} =H, resto de
Bufuralol;
cuando en la fórmula (A3) R^{I}_{B1} =
R^{II}_{B1} = H, R^{III}_{B1} = (XId) con t = 1,
R^{V}_{B1} = H, n = m = 0, R^{IV}_{B1} = (XId) con t = 0,
resto de Nebivolol;
2-hidroxi-5-[1-hidroxi-2-[(1-metil-3-fenilpropil)amino]etil]benzamida
(Labetalol),
1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-[(tetrahidro-2-furanil)
carbonil]piperazina (Terazosin),
1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-(2-furanilcarbonil)piperazina
(Prazosin).
En la clase (A4) los compuestos preferidos son
los siguientes:
(2S-cis)-3-(acetiloxi)-5-[2-(dimetilamino)etil]-2,3-di-hidro-2-(4-metoxifenil)-1,5-benzotiazepin-4(5H)-ona
(Diltiazem),
\alpha-[3-[[2-(3,4-dimetoxifenil)etil]-metilamino]propil]-3,4-dimetoxi-\alpha-(1-metiletil)-bencenoacetonitrilo
(Verapamil);
3-etil-5-metil
éster del ácido
2-[(2-aminoetoxi)metil]-4-(2-clorofenil)-1,4-di-hidro-6-metil-3,5-piridinadicarboxílico
(Amlodipina), etil metil éster del ácido
4-(2,3-diclorofenil)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Felodipina),
5-metil-3-(1-metil)etil
éster del ácido
4-(4-benzofurazanil)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Isradipina), Lercanidipina, metil
2[metil(fenilmetil)amino] etil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nicardipina), éster dimetílico del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Nifedipina),
2-metoxietil-1-metiletil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nimodipina),
metil-2-metil-propil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Nisoldipina), etil metil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nitrendipina);
(E)-1-[bis(4-fluorofenil)
metil]4-(3-fenil-2-propenil)-piperazina
(Flunarizina).
En la clase (A7) los compuestos preferidos son
los siguientes:
1,1-dióxido de
6-cloro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Clorotiazida),
2-cloro-5-(2,3-dihidro-1-hidroxi-3-oxo-1H-isoindol-1-il)bencebesulfonamida
(Clortalidona), 1,1-dióxido de
6-cloro-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Hidroclorotiazida),
3-(aminosulfonil)-4-cloro-N-(2,3-dihidro-2-metil-1H-indol-1-il)
benzamida (Indapamida),
7-cloro-1,2,3,4-tetrahidro-2-metil-3-(2-metilfenil)-4-oxo-6-quinazolinsulfonamida
(Metolazona),
7-cloro-etil-1,2,3,4-tetrahidro-4-oxo-6-quinazolinsulfonamida
(Quinatazona);
3,5-diamino-N-(aminoiminometil)-6-cloropirazinacarboxamida
(Amilorida), ácido
3-(aminosulfonil)-5-(butil-
amino)-4-fenoxi-benzoico (Bumetanida), ácido 5-(aminosulfonil)-4-cloro-2-[(2-furanilmetil)amino]benzoico (Furosemida), N-[[(1-metiletil)amino]carbonil]-4-[(3-metilfenil)amino]-3-piridinasulfonamida (Torasemida).
amino)-4-fenoxi-benzoico (Bumetanida), ácido 5-(aminosulfonil)-4-cloro-2-[(2-furanilmetil)amino]benzoico (Furosemida), N-[[(1-metiletil)amino]carbonil]-4-[(3-metilfenil)amino]-3-piridinasulfonamida (Torasemida).
Los compuestos particularmente preferidos de
acuerdo con la presente invención son los siguientes:
Clase A1b): Losartan;
Clase A2): Sildenafil, Zaprinast;
Clase A3): Atenolol, Labetalol, Timolol,
Prazosin, Terazosin, Propranolol;
Clase A4): Nicardipina, Nifedipina,
Nimodipina;
Clase A7): Clorotiazida, Amilorida,
Furosemida.
Los precursores de las sales que pertenecen a las
clases mencionadas anteriormente se preparan de acuerdo con los
métodos descritos en "The Merck Index 12^{a} Ed." (1996), que
se incorpora a este documento como referencia. El método de
preparación de Zaprinast se describe en la Patente de DE 2.162.096.
El método de preparación de Bucindolol se describe en la Patente
G.B. 2.001.633.
En las composiciones de acuerdo con la presente
invención se pueden usar también los isómeros de los compuestos que
pertenecen a las clases descritas anteriormente. Son ejemplos de
isómeros cis-, trans-, isómeros ópticos D y L o los racémicos, y
enantiómeros. En general una forma isomérica tiene mayor actividad
con respecto a la otra, por ejemplo la forma D con respecto a la
forma L o viceversa.
Las sales de los compuestos que pertenecen a
estas clases contienen al menos un mol de ión nitrato/mol de
compuesto. Preferiblemente la proporción entre los moles de ión
nitrato y los de precursor es unitaria. Las sales que tienen mayor
proporción molar se obtienen cuando en la molécula están presentes
otros grupos amínicos suficientemente básicos para salificarse.
Las sales de la presente invención se formulan en
las composiciones farmacéuticas correspondientes de acuerdo con las
técnicas bien conocidas en el campo, junto con los excipientes
habituales; véase por ejemplo "Remington's Pharmaceutical Sciences
15ª Ed." volumen.
Las dosis de las sales de la invención son
iguales en sus composiciones farmacéuticas y, generalmente menores,
que aquellas de sus precursores de las clases mencionadas.
Las sales de la presente invención pueden
obtenerse de acuerdo con uno de los siguientes métodos:
Cuando la sustancia a salificar está disponible
como base libre o como una sal correspondiente soluble en un
disolvente orgánico, que preferiblemente no contiene grupos
hidroxilo, por ejemplo acetonitrilo, acetato de etilo,
tetrahidrofurano etc., la sal se prepara disolviendo la sustancia en
el disolvente a una concentración preferiblemente igual o mayor del
10% p/v, añadiendo la cantidad de ácido nítrico concentrado
correspondiente a los moles de grupos amínicos salificables
presentes en el compuesto. El ácido nítrico preferiblemente se
diluye en el mismo disolvente. Preferiblemente durante y después de
la adición la mezcla se enfría a temperaturas en el intervalo
20ºC-0ºC. El producto generalmente se recupera por
filtración y se lava con el disolvente.
Por el contrario, cuando la sustancia no es muy
soluble, o está disponible como sal que no es muy soluble en los
disolventes mencionados anteriormente, pueden usarse mezclas
correspondientes con disolventes hidroxilados. Los ejemplos de
dichos disolventes son alcohol metílico, alcohol etílico y agua. La
precipitación puede acelerarse diluyendo la mezcla obtenida de esta
manera, después de la adición de ácido nítrico, con un disolvente a
polar.
Cuando el producto de partida se salifica con
ácido clorhídrico, es posible preparar la sal con ácido nítrico
directamente añadiendo nitrato de plata a la solución del compuesto.
Después de la filtración del cloruro de plata, la solución se
concentra y se enfría para recuperar la sal de nitrato.
Cuando el producto de partida es una sal, también
es posible liberar la base correspondiente por tratamiento con una
solución saturada de bicarbonato o carbonato sódico o potásico, o
con una solución diluida de hidróxido sódico o potásico. La base se
extrae después con un disolvente orgánico adecuado (por ejemplo
disolventes halogenados, ésteres, éteres), que después se seca. La
solución orgánica se evapora y después se procede de acuerdo con los
métodos de preparación anteriores, disolviendo la base en
acetonitrilo o en los otros disolventes mencionados.
Las sales nitrato pueden obtenerse también usando
precursores de las clases descritas que contienen la molécula un
grupo -ONO_{2} unido mediante un puente de unión
preparado como se describe en la Patente Europea 759.899 en nombre
del solicitante que se incorpora a este documento como
referencia.
Los siguientes ejemplos se dan solo con
propósitos ilustrativos y no pretenden limitar la misma.
A una solución acuosa saturada de bicarbonato
sódico (100 ml) se le añade la sal maleato de Timolol (7 g). La
mezcla se extrae con acetato de etilo (300 ml). La fase orgánica se
seca con sulfato sódico y después se evapora el vacío obteniendo la
correspondiente base de Timolol (4,9 g) que se disuelve en
acetonitrilo (25 ml). La solución se enfría con hielo se trata con
solución de ácido nítrico al 65% (1,08 ml) en acetonitrilo (5 ml) y
después de 30 minutos de agitación en frío se trata con éter etílico
(100 ml) para dar un sólido que se filtra, se lava con éter etílico
y se seca al vacío. Se obtienen 4,6 g de sal nitrato de Timolol.
p.f. 115º-116ºC.
^{1}H-RMN (D_{2}O) ppm: 4,34
(1H, m), 3,76 (4H, t), 3,39 (4H, t), 3,23 (2H, m), 3,04 (2H, m),
1,29 (9H, s).
Análisis elemental
(C_{13}H_{25}N_{5}O_{6}S):
| Calculado (%) | C 41,15 | H 6,64 | N 18,46 | S 8,45 |
| Encontrado (%) | C 41,24 | H 6,61 | N 18,38 | S 8,31 |
A una solución acuosa saturada de bicarbonato
sódico (70 ml) se le añade la sal clorhidrato de Propranolol (5 g).
La mezcla se extrae con acetato de etilo (250 ml). La fase orgánica
se seca con sulfato sódico y después se evapora al vacío, obteniendo
la correspondiente base de Propranolol (4,2 g) que se disuelve en
acetonitrilo/tetrahidrofurano 5/2 (70 ml). La solución se enfría con
hielo y se trata son solución de ácido nítrico al 65% (1,13 ml) en
acetonitrilo (10 ml) y después de 30 minutos con agitación en frío
se trata con éter etílico (50 ml) para dar un sólido que se filtra,
se lava con éter etílico y se seca al vacío. Se obtienen 5,1 g de
sal nitrato de Propranolol. p.f. 127-130ºC.
^{1}H-RMN (D_{2}O) ppm: 8,15
(1H, m), 7,80 (1H, m), 7,48-7,32 (4H, m), 6,86 (1H,
d), 4,32 (1H, m) 4,13 (2H, d) 3,36 (1H, m), 3,32 (2H, d), 1,24 (6H,
d).
Análisis elemental
(C_{16}H_{22}N_{2}O_{5}):
| Calculado (%) | C 59,62 | H 6,88 | N 8,69 |
| Encontrado (%) | C 59,99 | H 6,97 | N 8,65 |
Una solución de Sildenafil (7,7 g, 17,3 mmol) en
una mezcla de acetonitrilo (100 ml) y tetrahidrofurano (40 ml) se
trata con ácido nítrico al 65% (1,13 ml) se disuelve en acetonitrilo
(10 ml). Después de 30 minutos a +4ºC se concentra a un pequeño
volumen por evaporación a presión reducida y se añade lentamente
éter etílico (100 ml). El precipitado formado se filtra, se lava con
éter etílico y se seca al vacío. Se obtiene un sólido blanco amorfo
(6,5 g).
Análisis elemental
(C_{22}H_{31}N_{7}O_{7}S):
| Calculado (%) | C 49,15 | H 5,81 | N 18,24 | S 5,96 |
| Encontrado (%) | C 49,34 | H 5,75 | N 18,38 | S 6,00 |
Se prepara una solución de Valsartan (3,48 g, 8
mmol) disolviendo en una mezcla de acetonitrilo (30 ml) y
tetrahidrofurano (10 ml). Se añade ácido nítrico diluido en
acetonitrilo en frío (2 ml tomados de una solución obtenida
añadiendo a 2,7 ml de ácido nítrico al 65% en acetonitrilo y
llevándolo a un volumen final de 10 ml). Después de 30 minutos se
añade lentamente éter etílico (100 ml) a la misma temperatura
(+4ºC). Se forma un precipitado que se filtra, se lava con éter
etílico y se seca al vacío. Se obtiene un sólido blanco amorfo (3,1
g).
Análisis elemental
(C_{24}H_{30}N_{6}O_{6}):
| Calculado (%) | C 57,82 | H 6,07 | N 16,86 |
| Encontrado (%) | C 58,02 | H 6,02 | N 16,77 |
Se añade clorhidrato de Hidralazina (3 g) a una
solución acuosa de carbonato potásico (50 ml). Se extrae con acetato
de etilo (80 ml). La fase orgánica se lava con agua, se seca con
sulfato sódico y se evapora al vacío. El residuo (1 g, 6,25 mmol) se
disuelve en una mezcla de acetonitrilo (30 ml) y metanol (20 ml). Se
enfría a +4ºC y se añade una solución de ácido nítrico al 65% (0,6
g, 6,24 mmol) en acetonitrilo (10 ml). Se forma un precipitado
blanco, que se filtra y se seca al vacío (1 g, p.f. 237º-243ºC).
Análisis elemental
(C_{8}H_{9}N_{5}O_{3}):
| Calculado (%) | C 43,05 | H 4,06 | N 31,38 |
| Encontrado (%) | C 43,32 | H 4,03 | N 31,22 |
Una solución de clorhidrato de Nicardipina (0,1
g, 0,194 mmol) en acetonitrilo (20 ml) se trata en la oscuridad con
nitrato de plata (0,33 g, 0,194 mmol). Manteniéndolo en agitación a
temperatura ambiente durante 30 minutos, se forma el precipitado en
forma de sólido blanco. Se filtra, se concentra hasta la mitad de
volumen a presión reducida, se enfría a +4ºC y se trata con alcohol
etílico. El precipitado se filtra. Se seca. Se obtiene un sólido
amarillo (0,5 g, p.f. 193-198ºC).
Análisis elemental
(C_{26}H_{30}N_{4}O_{9}):
| Calculado (%) | C 57,56 | H 5,57 | N 10,33 |
| Encontrado (%) | C 57,44 | H 5,63 | N 10,44 |
Una solución de clorhidrato de Verapamil (3,44 g,
7 mmol) en una mezcla de acetonitrilo (50 ml) y tetrahidrofurano (15
ml) se trata en la oscuridad con nitrato de plata (1,19 g, 7 mmol).
La solución se mantiene en agitación a temperatura ambiente durante
una hora. El precipitado se forma lentamente y se filtra al final.
La solución se concentra hasta la mitad del volumen se enfría a +4ºC
y el precipitado formado se filtra. Después del secado, se obtiene
un sólido blanco amorfo (2,8 g).
Análisis elemental
(C_{27}H_{39}N_{3}O_{7}):
| Calculado (%) | C 62,65 | H 7,59 | N 8,12 |
| Encontrado (%) | C 62,48 | H 7,68 | N 8,11 |
Una solución de clorhidrato de Amilorida (2 g,
7,5 mmol) en metanol (100 ml) se trata con nitrato de plata en la
oscuridad (1,28 g, 7,5 mmol). Se forma rápidamente un precipitado.
Se deja en agitación durante 30 minutos a temperatura ambiente.
Finalmente el sólido se filtra y la solución se concentra a presión
reducida hasta la mitad del volumen inicial. Se trata con éter
etílico (50 ml) y, después se enfriará a +4ºC, el sólido obtenido se
filtra. Después de sacar se separa un sólido (0,8 g, p.f. >
280ºC).
Análisis elemental:
C_{6}H_{9}ClN_{8}O_{4})
| Calculado (%) | C 24,63 | H 3,10 | N 38,29 | Cl 12,11 |
| Encontrado (%) | C 24,75 | H 3,03 | N 38,19 | Cl 12,24 |
Los compuestos se administraron a una dosis de 10
mg/kg y el vehículo correspondiente a cobayas (grupos de 6 animales
cada uno) por vía intraperitoneal durante 3 días consecutivos.
Los animales se prepararon de acuerdo con el
método de Del Soldato et al. J. Pharmacol. Methods 5 279
1981. 45 minutos después se inyectaron 0,1 ml de solución salina de
Capsaicina (1 \mug/kg) a los animales por vía intravenosa. Se
midió la variación de aire tidal antes y después de la
administración de Capsaicina mediante un aparato Konzett, modificado
como se describe en la referencia mencionada anteriormente,
conectado al sistema poligráfico.
En la Tabla 1 se presentan los efectos de los
compuestos y de sus sales nitrato correspondientes sobre la
broncoconstriccion experimental inducida en cobayas por inyección de
Capsaicina.
Los compuestos se han administrado en solución
fisiológica. El grupo de control se ha tratado únicamente con el
vehículo (solución fisiológica).
Se determinó la actividad vasorelajante de
nitrato de Sildenafil usando el modelo experimental de constricción
de vasos prostáticos deferentes, inducido por estimulación eléctrica
submáxima (D.A. Taylor et al., J. Pharmacol. Exp. Ther. 224,
40-45 1983), en ratas tratadas con
N^{W}-nitro-L-arginina-metil
éster (L-NAME) como se describe en Ribeiro et
al., Hypertension, 20, 298, 1992. Ratas macho adulto Wistar
(235-284 g) durante un periodo de 6 semanas
recibieron L-NAME en al agua potable a
60-70 mg/100 ml de concentración equivalente a una
dosis diaria de aproximadamente 60 mg/kg. Los animales recibieron
durante 5 días por vía subcutánea una dosis diaria de 10 mg/kg de
nitrato de Sildenafil, de Sildenafil o del vehículo,
respectivamente. Una horas después del último tratamiento, los
animales se sacrificaron y se retiró la parte prostática del vaso
deferente, se sumergió en una solución fisiológica a 37ºC y se
contrajo por estimulación transmural (95% de la estimulación máxima,
0,2 Hz).
La reducción de la respuesta contractiva
neurogénica resultante a los 5 minutos de la adición de la sustancia
ensayada a una concentración de 10^{-6}M, se toma como una medida
de la actividad vasorelajante.
Como resulta evidente a partir de la tabla, la
actividad miorelajante de la sal nitrato es mayor que la del
compuesto precursor de referencia.
También se estudió el efecto relajante de la
arteria cavernosa y del cuerpo cavernoso humano (efecto
vasodilatador a un nivel periférico). Se usó la técnica descrita por
R. G. Hempelmann et al., Eurpean Journal of Pharmacology 276,
277-280 (1995), empleando tejidos eréctiles
procedentes de pacientes sometidos a operación quirúrgica. Las
arterias cavernosas se han aislado y limpiado del tejido conectivo
que las rodea. Se obtuvieron segmentos de aproximadamente 2 mm de
longitud y se montaron en un equipo miográfico.
Después de haber dibujado un curva experimental
diámetro/tensión, las muestras se han ajustado a un diámetro
correspondiente al 90% del alcanzado en presencia de una presión
transluminal de 100 mm Hg; después de un periodo de estabilización
de aproximadamente 60 minutos, se efectuó la contracción mediante
adrenalina 3\cdot10^{-6} M. Después de 15 minutos se añadió una
dosis correspondiente a 10^{-6} M de cada uno de los compuestos
ensayados y se registró el porcentaje de relajación. Los resultados
se presentan el la Tabla III.
Se ha realizado una segunda serie de experimentos
de acuerdo con el mismo protocolo, sobre las bandas aisladas 3 X 3 X
5 mm de tejido cavernoso, suspendidas isométricamente en baños para
órganos aislados, a una tensión de 5-10 mN. Los
resultados se presentan en la Tabla IV.
En ambos modelos experimentales anteriores
resultó evidente un efecto de relajación de la contracción inducido
por adrenalina después del tratamiento con Sildenafil y con óxido
nítrico donante SIN-1. El derivado de acuerdo con la
presente invención ha mostrado un mayor efecto farmacológico que el
precursor Sildenafil y SIN-1
Los compuestos se han administrado en solución
fisiológica. El grupo de control se ha tratado únicamente con el
vehículo (solución fisiológica).
Se ha ensayado el efecto de inhibición de nitrato
de Losartan sobre la hipertensión arterial usando dos modelos
experimentales: La hipertensión arterial inducida por
L-NAME (véase el ejemplo anterior) y la contracción
muscular producida por angiotensina II. En el primer experimento,
ratas macho adulto Wistar (235-284 g) recibieron
durante 6 semanas agua potable que contenía L-NAME a
60-70 mg/100 ml de concentración, y equivalente a
una dosis diaria de aproximadamente 60 mg/kg. Los animales
recibieron durante 5 días por vía subcutánea una dosis diaria de 10
mg/kg de nitrato de Losartan, Losartan, o el vehículo,
respectivamente. Una hora después del último tratamiento, la presión
arterial sistémica se determinó por vía caudal, como se describe en
Zatz, Lab. Anim. Sci., 42, 198, 1990.
En el segundo experimento (contracción producida
por angiotensina II), se ha seguido el método descrito en P.C. Wong
et al., Hyper-tension, 13,
489-497, 1989. Los segmentos de íleo aislado tomadas
de cobayas (300-350 g) se sumergieron en solución
fisiológica que contenía angiotensina II (10 mg/ml), angiotensina II
+ nitrato de Losartan 10^{-6} M, y angiotensina II + Losartan
10^{-6} M, respectivamente. Los resultados se presentan en la
Tabla V.
A partir de la Tabla se observa que el efecto
inhibidor de la sal nitrato sobre la hipertensión producida por
L-NAME es mayor que el del compuesto precursor de
referencia. Los dos productos son eficaces sobre la actividad
miorelajante ya que inhiben la contracción inducida por
angiotensina, aunque el compuesto de acuerdo con la invención
muestra una mayor eficacia.
Los compuestos se han administrado en una
solución fisiológica. El grupo de control se trató únicamente con el
vehículo (solución fisiológica).
El efecto inhibidor de nitrato de Minoxidil sobre
la hipertensión arterial se ha determinado usando dos modelos
experimentales: La hipertensión arterial inducida por
L-NAME (véase el ejemplo 10) y la contracción
vascular inducida por estimulación eléctrica. En el primer
experimento farmacológico las ratas se han tratado como se describe
en el experimento farmacológico con L-NAME del
ejemplo 11. En el segundo experimento se ha seguido el método
descrito por Taylor (véase ejemplo 10) como se ha descrito
anteriormente. La parte prostática del conducto deferente aislado de
ratas (200-220 g) se aisló y se sumergió en una
solución fisiológica a 37ºC y después se contrajo por estimulación
transmural (95% de la estimulación máxima, 0,2 Hz).
La actividad vasorelajante se expresa como la
reducción de la respuesta neurogénica contractiva, determinada a los
5 minutos desde la adición del compuesto de ensayo a una
concentración de 10^{-6} M.
Como resulta evidente a partir de la Tabla VI, el
efecto de la sal nitrato de Minoxidil sobre la hipertensión
producida por L-NAME es mayor que el del compuesto
de referencia. Con respecto a la actividad
vaso-relajante, los dos productos son eficaces en la
inhibición de la vasoconstricción inducida por la estimulación
eléctrica.
Se usaron dos modelos experimentales: La
hipertensión arterial producida por L-NAME y el
efecto inotrópico-positivo causado por
Isoprenalina.
En el primer experimento se ha estudiado la
actividad antihipertensiva de acuerdo con el modelo experimental
descrito en el ejemplo 11.
En el último experimento se siguió el método
descrito por Grodzinski et al., Arch. Int Phramacodyn., 191,
133-141, 1971. Las muestras de aurícula izquierda
tomadas de cobayas (300-350 g) se mantuvieron a 32ºC
en una solución fisiológica donde la concentración de ión calcio era
1/3 menor y se estimularon con Isoprenalina (10 mcg/ml). La
actividad beta-adrenolítica se expresa como la
reducción del efecto ionotrópico-positivo (aumento
de la contracción de músculo cardiaco) después de la adición del
compuesto que se está examinando a una concentración de 10^{-6}
M.
Como resulta evidente a partir de la Tabla VII,
el efecto de inhibición de la sal nitrato de Timolol sobre la
hipertensión producida por L-NAME es mayor que la de
Timolol. Con respecto a la actividad adrenolítica, los dos productos
son eficaces para inhibir el efecto inotrópico positivo causado por
Isoprenalina, aunque el que está de acuerdo con la invención muestra
una mayor eficacia.
Se usaron dos modelos experimentales; la
hipertensión arterial inducida por L-NAME y la
contracción muscular inducida por cloruro de calcio.
En el primer experimento la actividad
antihipertensiva se estudió de acuerdo con el modelo experimental
descrito en el ejemplo 11.
En el último, el modelo experimental adaptado fue
el de la contracción ileal causada por cloruro de calcio, de acuerdo
con el método descrito en M.J. Spedding, J. Pharmacology 83,
211-220, 1984. Los segmentos de íleo tomados de
cobayas (300-350 g) se mantuvieron a 37ºC en una
solución fisiológica que no contenía iones calcio y después
estimularon mediante la adición de cloruro de calcio (concentración
final 20 mcg/ml). La actividad antagonista de calcio se determinó
como la reducción de la contracción ileal después de la adición de
cada uno de los compuestos de ensayo a una concentración de
10^{-6} M.
Como resulta evidente a partir de la tabla, el
efecto de inhibidor de la sal nitrato sobre la hipertensión inducida
por L-NAME es mayor que la del precursor
Nicardipina. Con respecto a la actividad antagonista de calcio los
dos compuestos resultaron eficaces para inhibir el efecto de
contracción dependiente de calcio, incluso en una extensión
diferente.
El perfil farmacológico de Amilorida se ha
determinado usando los siguientes modelos experimentales:
hipertensión arterial producida por L-NAME y efecto
diurético.
En el primer experimento la actividad
antihipertensiva se ha estudiado de acuerdo con el modelo
experimental descrito en el ejemplo 11.
En el último experimento el efecto diurético se
estudió de acuerdo con el método descrito en W. L. Lipschiwitz et
al. J. Pharmacol. Exp. Ther., 79, 97-110, 1943.
Tres grupos de 6 ratas (200-220 g) cada uno,
instaladas en jaulas metabólicas recibieron agua potable destilada
(25 ml/kg p.o.). A cada grupo se le inyectó por vía subcutánea
nitrato de Amilorida (10 mg/kg), Amilorida (10 mg/kg) o vehículo,
respectivamente. Se recogió el volumen de orina durante un periodo
de 6 horas después de la administración del fármaco, medido en ml.
El efecto diurético se expresa como porcentaje del volumen de orina
recogido calculado sobre el del grupo tratado con el vehículo.
\vskip1.000000\baselineskip
Como resulta evidente a partir de la Tabla IX el
efecto inhibidor de la sal nitrato de Amilorida sobre la
hipertensión inducida por L-NAME es notablemente
superior que el de Amilorida. Con respecto a la actividad
vasorelajante, los dos compuestos muestran actividad diurética
similar.
Los dos productos se han administrado en una
suspensión de carboximetilcelulosa al 2%.
La toxicidad aguada de las sales mencionadas
anteriormente se ha evaluado por administración oral de dosis en
aumento de los compuestos a grupos de 10 ratas cada uno. A cada
grupo se le administró una dosis.
Los animales se mantuvieron en observación
durante 14 días. Se evaluó la incidencia de letalidad y cualquier
sintomatología tóxica.
Incluso después de administrar una dosis de 50
mg/kg no se observó ningún signo aparente de toxicidad. Todos los
animales sobrevivieron.
5 grupos de ratas macho
Sprague-Dawley (n=10), se dejaron en ayunas durante
24 horas. 4 grupos se trataron después respectivamente por vía i.p.
con Sildenafil, Zaprinast y las sales nitrato pertinentes de dichos
fármacos. Un grupo no se trató y fue el grupo de control. 30 minutos
después se dio 1 ml de etanol al 50% en agua por os a los
animales.
Una hora después los animales se sacrificaron. Se
retiró el estómago y el tejido gástrico se examinó
macroscópicamente. Este examen lo realizó un investigador que
desconocía los tratamientos a los que se habían sometido las ratas
antes del sacrificio. La presencia de lesiones se examinó como se
describe en Gretzer et al., (Br. J. Pharmacol. 123, 927,
1998).
Los resultados se presentan en la Tabla X. En la
Tabla se da la toxicidad gástrica como % de incidencia y es el
número de ratas que muestran lesiones gástricas.
Como se observa a partir de la tabla, en los
grupos de ratas tratados con Sildenafil o Zaprinast, la patología
gástrica empeoró con respecto a los controles. La toxicidad gástrica
de las sales de nitrato correspondientes de dichos fármacos fue
menor que la del grupo de control.
Se añade ácido nítrico al 65% (0,75 ml) a una
solución de Perhexilina (3,03 g, 10,9 mmol) en acetonitrilo y
metanol (10 ml), enfriado a 0ºC.
La solución obtenida se mantiene con agitación
magnética a 0ºC durante 30 minutos, después a temperatura ambiente
durante 30 minutos más. El disolvente se evapora a presión reducida
y el producto bruto se suspende en éter etílico y después se
filtra.
El producto (3,09 g) se obtiene en forma de un
sólido blanco que tiene un punto de fusión =
151-155ºC.
Análisis elemental:
| C | H | N | |
| Calculado | 67,00% | 6 10,65% | 8,26% |
| Encontrado | 67,05% | 10,79% | 8,40% |
Se añadió nitrato de plata (2,72 g, 16 mmol) a
una solución de clorhidrato de Apomorfina (5 g, 16 mmol) en
acetonitrilo (30 mm) y la mezcla se agitó en la oscuridad y en
atmósfera de nitrógeno durante 30 minutos. El cloruro de plata se
filtró y la solución se diluyó con éter dietílico. Se formó un
precipitado que se filtró, se lavó con éter dietílico y se secó al
vacío. Se recuperaron 4,3 g.
Análisis de C, H, N
| Calculado (%) | C 61,81 | H 5,49 | N 8,48 |
| Encontrado (%) | C 61,84 | H 5,45 | N 8,51 |
0,5 ml de una solución de ácido nítrico al
65%/acetonitrilo (2,7 ml/7,3 ml) se añadió a 0ºC a una solución de
Zaprinast (0,5 g, 1,84 mmol) en acetonitrilo (10 ml) y la mezcla
obtenida se agitó en la oscuridad y en una atmósfera de nitrógeno
durante 30 minutos. La solución se diluyó después con éter dietílico
y el precipitado formado se filtró, se lavó con éter dietílico y se
secó al vacío (0,4 g).
Análisis de C, H, N
| Calculado (%) | C 46,71 | H 4,22 | N 25,14 |
| Encontrado (%) | C 46,68 | H 4,26 | N 25,11 |
Claims (14)
1. Sales nitrato de los compuestos seleccionados
entre las siguientes clases:
Clase
(A1b)
X_{A1} = -COOH,
31
R_{A1} = -CH_{2}OH,
32
R^{I}_{A1} = H, Cl;
R^{II}_{A1} =
-(CH_{2})_{3}-CH_{3},
-O-CH_{3}-CH_{3};
R^{III}_{A1} = H, valencia libre;
R^{IV}_{A1} = valencia libre;
o R_{A1} = -O y R^{III}_{A1} =
valencia libre, forman con el átomo de carbono en posición 5 un
grupo ceto,
o R^{IV}_{A1}, R^{III}_{A1},
R^{I}_{A1}, R_{A1}, y los átomos de carbono en la posición 4 y
5 del anillo heterocíclico en la fórmula (A1b), forman el anillo
aromático que contiene un grupo -COOH (IXc),
o R^{I}_{A1}, R^{IV}_{A1},
y el átomo de carbono en posición 4 del anillo heterocíclico de la
fórmula (A1b) forman el siguiente anillo saturado que tiene cinco
átomos de
carbono:
cuando R^{III}_{A1} = valencia
libre, y R^{IV}_{A1} = valencia libre hay un doble enlace entre
los átomos de carbono en la posición 4 y 5 en el anillo
heterocíclico de la fórmula
(A1b),
Clase
(A1c)
El precursor de la clase (A1c) se conoce como
Valsartan;
Clase
A2)
1(2H)-ftalazinona
hidrazona (Hidralazina); 3-óxido de
6-(1-piperidinil)-2,4-pirimidindiamina
(Minoxidil);
[4,3-d]pirimidin-5-il)-4-etoxifenil]sulfonill-4-metil-piperazina
de
1-[[3-(4,7-dihidro-1-metil-7-oxo-3-propil-1H-pirazol
(Sildenafil),
2-(2-propiloxifenil)-8-azapurin-6-ona
(Zaprinast);
Clase
(A3)
R^{VI}_{B1} = H;
R^{VII}_{B1} = H;
R^{I}_{B1} y R^{II}_{B1}, iguales o
diferentes entre sí, son H, CH_{3};
R^{III}_{B1} = H, CH_{3},
37
En la formula (XId) t = 0, 1;
En la formula (XIe) Y_{B1} tiene los siguientes
significados:
H, 39
en la fórmula (XIf) Z = H,-OCH_{3};
en la fórmula (A3):
X_{B1} = -O-, -S-;
n y m, iguales o diferentes entre sí, son 0,
1;
R^{V}_{B1} = H, 40
R^{IV}_{B1} = 41
(XIr),-CH_{2}-CH(OH)-CH_{2}-NH-CH(CH_{3})_{2}
en la fórmula
(XIp):
S_{1} = H, CN, OCH_{3}, CH_{3},
-CH_{2}-CH_{3},
-O-CH_{2}-CONH-CH_{3},
-COCH_{3}, -CO-(CH_{2})_{2}-CH_{3},
-O-CH_{2}-CH=CH_{2},
-CH_{2}-CH=CH_{2}, ciclopentilo, o
S_{2} = H, CH_{3}, Cl, -SOCH_{3},
-CONH_{2};
S_{3} = H, F, Cl, OH, NO_{2},
-CH_{2}-CO-NH_{2},
-(CH_{2})_{2}-OCH_{3},
-NH-COCH_{3},
-CH_{2}-O-CH_{2}-CH_{2}-O-CH(CH_{3})_{2},
-CH_{2}-CH_{2}-COOCH_{3},
-NH-CO-N(C_{2}H_{5})_{2},
-NH-CO-(CH_{2})_{2}-CH_{3},
-NH-SO_{2}-CH_{3},
-CH_{2}-CH_{2}-O-CH_{2}-[ciclopropilo];
S_{4} = H, Cl,
-CH_{2}-CH_{2}-;
o S_{1}, S_{2} y los átomos de carbono en la
posición 2 y 3 del anillo aromático C_{6} del radical (XIp) forman
el siguiente anillo:
donde
[^{(\text{*})} átomo adyacente al anillo
aromático de la fórmula XIp^{VII}]
B = -CH_{2}-, -NH-, -CH=CH-,
^{(\text{*})}-CO-CH_{2}-;
A = -O-,
^{(\text{*})}-CH_{2}-CH(OH)-,
^{(\text{*})}-O-CH_{2}-,
^{(\text{*})}-S-CH_{2}-,
-CH_{2}-CH_{2}-, -CH_{2}-;
W1 = H, valencia libre;
W2 = valencia libre, H, OH, -CH_{3},
-ONO_{2}, -O;
o A es un átomo de carbono terciario y W1 =
valencia libre para formar un doble enlace
-CH=CH- entre A y el átomo de carbono en
posición 1';
o W1, W2, el átomo de carbono en posición 1' y A
forman un anillo aromático que tiene 6 átomos de carbono como el de
la siguiente fórmula
cuando W2 = -O y W1 =
valencia libre en el átomo de carbono en posición 1' del radical
(XIp^{VII}) se forma un grupo
cetónico;
o cuando en la fórmula (XIp) S_{4} =
-CH_{2}-CH_{2}-, y en la fórmula (A3)
X_{B1} es oxígeno; m = n = 1 y R^{VII}_{B1} es una valencia
libre, se forma el siguiente anillo con los átomos de carbono en
posición 1 y 6 del anillo aromático del radical (XIp):
o cuando en la fórmula (A3) n = m =
1, ambos R^{VII}_{B1} es y R^{VI}_{B1} son valencias libres,
S_{4} y los átomos de carbono en posición 1 y 6 del anillo
aromático del radical (XIp), siendo S_{1}
-CH_{2}-CH_{3}, junto con el átomo de
carbono -|C|_{n}- y X_{B1} = oxígeno de la
fórmula (A3) forman el siguiente
anillo:
y además de los siguientes
compuestos:
2-hidroxi-5-[1-hidroxi-2-[(1-metil-3-fenilpropil)amino]etil]benzamida
(Labetalol),
1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-[(tetrahidro-2-furanil)carbonil]piperazina
(Terazosin),
1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-(2-furanil-carbonil)piperazina
(Prazosin);
excluyendo en la fórmula (A3) los compuestos
obtenidos cuando los sustituyentes de dicha fórmula tienen los
siguientes significados:
R^{I}_{B1} = R^{II}_{B1} = CH_{3}; n =
1; R^{III}_{B1} = R^{V}_{B1} = R^{VI}_{B1} =
R^{VII}_{B1} = H;
X_{B1} = O; R^{IV}_{B1} = es el anillo
aromático (XIp) con S_{2} = S_{3} = S_{4} = H;
S_{1} = CH_{2}-CH=CH_{2}
(Alprenolol).
Clase
(A4)
(A4a)
\beta-[(2-metilpropoxi)metil]-N-fenil-N-(fenilmetil)-1-pirrolidinatanamina
(Bepridil),
(2S-cis)-3-(acetiloxi)-8-cloro-5-[2-(dimetilamino)etil]-2,3-dihidro-2-(4-metoxifenil)-1,5-benzotiazepin-4(5H)-ona
(Clentiazem),
(2S-cis)-3-(acetiloxi)-5-[2-(dimetilamino)etil]-2,3-dihidro-2-(4-metoxifenil)-1,5-benzotiazepin-4(5H)-ona
(Diltiazem),
\gamma-fenil-N-(1-feniletil)benceno-propanamina
(Fendilina),
\alpha-[3-[[2(3,4-dimetoxifenil)etil]metilamino]propil]-3,4,5-trimetoxi-\alpha-(1-metiletil)-bencenoacetonitrilo
(Gallopamil),
2-[2[[3-(1H-bencimidazol-2-il)propil]metilamino]etil]-6-fluoro-1,2,3,4-tetrahidro-1-(1-metiletil)-2-naftalenil
éster del ácido (1S-cis)metoxiacético
(Mibefradil),
N-(1-metil-2-feniletil)-\gamma-fenilbencenopropanamina
(Prenilamina),
(R)-2-[2-[3-[[2-(1,3-bezodioxol-5-iloxi)etil]metilamino]propoxi]-5-metoxifenil]-4-metil-2H-1,4-benzotiazin-3(4H)-ona
(Semotiadil),
N-(1,1-dimetiletil)-\alpha-metil-\gamma-fenilbencenopropanamina
(Terodilina),
\alpha-[3-[[2-(3,4-dimetoxifenil)etil]metilamino]propil]-3,4-dimetoxi-\alpha-(1-metiletil)-bencenoacetonitrilo
(Verapamil);
(A4b)
3-etil-5-metil
éster del ácido
2-[(2-aminoetoxi)metil]-4-(2-clorofenil)-1,4-dihidro-6-metil-3,5-piridinadicarboxílico
(Amlodipina), metil-2-oxopropil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Aranidipina),
metil-1-(fenilmetil)-3-pirrolidinil
éster del ácido
[S-(R*,R*)]-1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Barnidipina),
metil-1-(fenilmetil)-3-piperidinil
éster del ácido
(R*,R*)-\pm-1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Benidipina),
2-metoxietil-3-fenil-2-propenil
éster del ácido
(E)-\pm-1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Cilnidipina), P-óxido del
2-[fenil(fenilmetil)amino]etil éster del ácido
5-(5,5-dimetil-1,3,2-dioxafosforinano-2-il)-1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3-piridin-carboxílico
(Efonidipina),
2-[[(4-fluorofenil)metil]metilamino]etil-1-metiletil
éster del ácido
\pm-4-(1,3-benzodioxol-4-il)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Elgodipina), etil metil éster del ácido
4-(2,3-diclorofenil)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Felodipina),
5-metil-3-(1-metil)etil
éster del ácido
4-(4-benzofurazanil)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Isradipina), éster dietílico del ácido
(E)-4-[2-[3-(1,1-dimetiletoxi)-3-oxo-1-propenil]fenil]-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Lacidipina),
2-[(3,3-difenil-propil)metilamino]-1,1-dimetiletil
metil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinacarboxílico
(Lercanidipina),
2-[4-(difenilmetil)-1-piperazinil]etil
metil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinacarboxílico
(Manidipina),
metil-2-[metil(fenilmetil)amino]etil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nicardipina), éster dimetílico del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Nifedipina),
3-metil-5-(1-metiletil)
éster del ácido
2-ciano-1,4-dihidro-6-metil-4-(3-nitro-fenil)-3,5-piridinadicarboxílico
(Nilvadipina),
2-metoxietil-1-metiletil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nimodipina),
metil-2-metil-propil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Nisoldipina), etil metil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nitrendipina);
(A4c)
1-(difenilmetil)-4-(3-fenil-2-propenil)piperazina
(Cinnarizina),
(E)-1-[bis(4-fluorofenil)metil]-4-(3-fenil-2-propenil)piperazina
(Flunarizina),
4-[4,4-bis(4-fluorofenil)butil]-N-(2,6-dimetilfenil)-1-piperazina-acetamida
(Lidoflazina),
1-[bis(4-fluorofenil)metil]-4-[(2,3,4-trimetoxifenil)metil]piperazina
(Lomerizina);
(A4d)
N,N-dimetil-3-[[1-(fenilmetil)-cicloheptil]oxi]-1-propanamina
(Benciclane),
1-[2-[2-(dietilamino)etoxi]-fenil]-3-fenil-1-propanona
(Etafenona),
3,4-dimetoxi-metil-N-[3-[4-[[2-(1-metiletil)-1-indolizinil]-sulfonil]fenoxi]propil]bencenoetanamina
(Fantofarona);
Clase
(A7)
(A7a)
1,1-dióxido de
6-cloro-3,4-dihidro-3-[(2-propeniltio)metil]-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Altiazida), 1,1-dióxido de
3,4-dihidro-3-(fenilmetil)-6-(trifluorometil)-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Bendroflumetiazida), 1,1-dióxido de
(6-cloro-3-[[(fenilmetil)tio]metil]-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Benztiazida), 1,1-dióxido
6-cloro-3,4-dihidro-3-(fenilmetil)-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Bencilhidroclorotiazida), 1,1-dióxido de
6-cloro-3,4-dihidro-3-(2-metilpropil)-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Butiazida), 1,1-dióxido de
6-cloro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Clorotiazida),
2-cloro-5-(2,3-dihidro-1-hidroxi-3-oxo-1H-isoindol-1-il)bencenosulfonamida
(Clortalidona), 1,1-dióxido de
6-cloro-3-(ciclopentilmetil)-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Ciclopentiazida), 1,1-dióxido de
3-biciclo
[2.2.1]hept-5-en-2-il-6-cloro-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Ciclotiazida), 1,1-dióxido de
6-cloro-3,4-dihidro-3-[[(2,2,2-trifluoroetil)tio]metil]-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Epitiazida), 1,1-dióxido de
6-cloro-3-etil-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Etiazida),
7-cloro-1,2,3,4-tetrahidro-4-oxo-2-fenil-6-quinazolinsulfonamida
(Fenquizona),
3-(aminosulfonil)-4-cloro-N-(2,3-dihidro-2-metil-1H-indol-1-il)benzamida
(Indapamida), 1,1-dióxido de
6-cloro-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Hidroclorotiazida), 1,1-dióxido de
3,4-dihidro-6-(trifluorometil)-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Hidroflumetiazida), 1,1-dióxido de
6-cloro-3-(clorometil)-3,4-dihidro-2-metil-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Meticlotiazida), 1,1-dióxido de
3,4-dihidro-6-metil-2H-1-benzotiopiran-7-sulfonamida
(Meticran),
7-cloro-1,2,3,4-tetrahidro-2-metil-3-(2-metilfenil)-4-oxo-6-quinazolinsulfonamida
(Metolazona), 1,1-dióxido de
6-cloro-3-[(4-fluorofenil)-metil]-3,4-dihidro-2H-1,2,4-benzotia-diazina-7-sulfonamida
(Paraflutizida), 1,1-dióxido de
6-cloro-3,4-dihidro-2-metil-3-[[(2,2,2-trifluoroetil)tio]metil]-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Politiazida),
7-cloro-2-etil-1,2,3,4-tetrahidro-4-oxo-6-quinazolinsulfonamida
(Quinatazona), 1,1-dióxido de
6-cloro-3,4-dihidro-3-triclorometil-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Teclotiazida), 1,1-dióxido de
6-cloro-3-(diclorometil)-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Triclormetiazida);
(A7b)
3,7-dihidro-1,3-dimetil-7-(4-morfolinilmetil)-1H-purina-2,6-diona
(7-Morfolinometilteofilina),
3,7-dihidro-1-(2-hidroxipropil)-3,7-dimetil-1H-purina-2,6-diona
(Proteobromina),
3,7-dihidro-3,7-dimetil-1H-purina-2,6-diona
(Teobromina);
(A7c)
6-amino-3-etil-1-(2-propenil)-2,4(1H,3H)-pirimidindiona
(Aminometradina),
6-amino-3-metil-1-(2-metil-2-propenil)-2,4(1H,3H)-pirimidindiona
(Amisometradina);
(A7d)
N-fenil-1,3,5-triazina-2,4-diamina
(Amanozina),
3,5-diamino-N-(aminoiminometil)-6-cloropirazinacarboxamida
(Amilorida),
N-(4-clorofenil)-1,3,5-triazina-2,4-diamina
(Clorazanil), éster etílico del ácido
[3-metil-4-oxo-5-(1-piperidinil)-2-tiazolidinilidano]acético
(Etozolin),
6-hidrazino-3-piridazinacarboxamida
(Hidracarbazina),
5-amino-2[1-(3,4-diclorofenil)-etil]-2,4-dihidro-3H-pirazol-3-ona
(Muzolimina),
2-(2,2-diciclohexiletil)piperidina
(Perhexilina), ácido
3-(aminosulfonil)-5-(butilamino)-4-fenoxibenzoico
(Bumetanida), ácido
5-(aminosulfonil)-4-cloro-2-[(2-furanilmetil)amino]benzoico
(Furosemida),
N-[[(1-metiletil)amino]carbonil]-4-[(3-metilfenil)amino]-3-piridinasulfonamida
(Torasemida).
2. Sales nitrato de acuerdo con la reivindicación
1 de los siguientes compuestos de la clase (A1b):
cuando X_{A1} = (IXa), R_{A1} = CH_{2}OH,
R^{I}_{A1} = Cl, R^{III}_{A1} = R^{IV}_{A1} = valencias
libres que forman un doble enlace -CH=CH- con
los átomos de carbono en la posición 4 y 5 del anillo heterocíclico
de la fórmula (A1b), R^{II}_{A1} =
-(CH_{2})3-CH_{3}, resto de
Losartan;
como en Losartan pero con R_{A1} =
-O y R^{III}_{A1} valencia libre, de manera que se
forma en combinación con el átomo de carbono en la posición 5 del
anillo heterocíclico de la fórmula (A1b) un grupo cetónico,
R^{I}_{A1} con R^{IV}_{A1} y con el átomo de carbono en la
posición 4 del anillo heterocíclico son tales que forman el anillo
saturado que tiene 5 átomos de carbono (IXd), resto de
Irbesartan;
como en Losartan pero con R^{II}_{A1} =
-O-CH_{2}-CH_{3},
R_{A1} junto con R^{I}_{A1} y los átomos de carbono en la
posición 4 y 5 del anillo heterocíclico con R^{IV}_{A1} y
R^{III}_{A1} valencias libres, son tales que forman el radical
aromático que contiene un grupo -COOH (IXc), de
Candesartan resto;
como en Losartan pero con X_{A1} =
-COOH, R_{A1} = (IXb), R^{I}_{A1} = H,
R^{IV}_{A1} y R^{III}_{A1} valencias libres forman un doble
enlace entre los átomos de carbono en la posición 4 y 5 en el anillo
heterocíclico de la fórmula (A1b), resto de Eprosartan.
3. Sales nitrato de acuerdo con la reivindicación
1 de los siguientes compuestos de clase (A3):
cuando R^{I}_{B1} = H, R^{II}_{B1} y
R^{III}_{B1} = CH_{3}, R^{V}_{B1} =H, R^{VI}_{B1} =
R^{VII}_{B1} = H, m = n = 1, X_{B1} = -O-,
R^{IV}_{B1} = (XIp) donde S_{1} = S_{2} = S_{4} = H,
S_{3} =
-CH_{2}-CO-NH_{2},
resto de Atenolol;
como en Atenolol, pero con R^{IV}_{B1}
=(XIs), resto de Befunolol;
como en Atenolol, pero con S_{1} = COCH_{3},
S_{3} =
-NH-CO-(CH_{2})_{2}-CH_{3},
S_{2} = S_{4} = H, resto de Acebutolol;
como en Atenolol, pero con S_{3} =
-CH_{2}-CH_{2}-O-CH_{2}-(ciclopropilo),
resto de Betaxolol;
como en Atenolol, pero con S_{3} =
-CH_{2}-O-CH_{2}-CH_{2}-O-CH(CH_{3})_{2},
resto de Bisoprolol;
como en Alprenolol, pero con S_{1} =
(XIp^{II}), S_{3} = H y R^{I}_{B1} = CH_{3}, resto de
Bufetolol;
como en Atenolol, pero con R^{IV}_{B1} =
(XIp^{VIII}), donde B = -NH-, resto de Carazolol;
como en Atenolol, pero con S_{3} =
-CH_{2}-CH_{2}-COOCH_{3},
resto de Esmolol;
como en Atenolol, pero con R^{IV}_{B1} =
(Xiu) resto de Indenolol;
como en Atenolol, pero con S_{3} =
-(CH_{2})_{2}-OCH_{3}, resto
de Metoprolol;
como en Atenolol, pero con S_{3} = NO_{2},
resto de Nifenalol;
como en Atenolol, pero con S_{1} =
-O-CH_{2}-CH=CH_{2} y
S_{3} = H, resto de Oxprenolol;
como en Atenolol, pero con S_{3} =
-NH-COCH_{3}, resto de Practolol;
como en Atenolol, pero con R^{III}_{B1} =
(XIe) con Y_{B1} = H, n = m = 0, R^{IV}_{B1} = (XIi) resto de
Butidrina;
como en Bufetolol, pero con S_{1} =
-CN, resto de Bunitrolol;
como en Bufetolol, pero con S_{1} = H, S_{4}
= Cl, S_{2} = CH_{3}, resto de Bupranolol;
como en Bufetolol pero con S_{1} =
-CO-(CH_{2})_{2}-CH_{3},
S_{3} = F, resto de Butofilolol;
como en Bufetolol, pero con R^{IV}_{B1} =
(XIp^{VII}) donde A =
-CH_{2}-CH_{2}-, B = -NH-,
W2 = -O que con W1 = Valencia libre y el átomo de carbono
en la posición 1' forma un grupo cetónico, resto de Carteolol;
como en Bufetolol pero con S_{3} =
-NH-CO-N(CH_{2}H_{5})_{2},
S_{1} = -CO-CH_{3} resto de
Celiprolol;
como en Bufetolol pero con S_{1} =
-O-CH_{2}-CONH-CH_{3},
resto de Cetamolol;
como en Bufetolol, pero con S_{1} =
ciclopentilo, resto de Penbutolol;
como en Bufetolol pero con R^{IV}_{B1} =
(XIo), resto de Timolol;
como en Bufetolol pero con S_{1} = S_{2} =
CH_{3}, resto de Xibenolol;
como en Bufetolol pero con R^{IV}_{B1} =
(XIt), resto de Bucumolol;
como en Bupranolol, pero con S_{2} = Cl resto
de Cloranolol;
como en Butidrina, pero con R^{III}_{B1} =
(XIe) con Y_{B1} = (XIf) con Z = H, R^{IV}_{B1} = (XIp) donde
S_{3} = OH y S_{2} = CONH_{2}, S_{1} = S_{4} = H, resto de
Dilevalol;
como en Butidrina pero con R^{III}_{B1} =
CH_{3}, R^{IV}_{B1} = (XIm), donde el resto naftalénico se une
al átomo de carbono en la posición 2 al átomo de carbono que une el
sustituyente -OR^{IV}_{B1}, resto de Pronetalol;
como en Carazolol pero con R^{II}_{B1} = H y
R^{III}_{B1} = (XIb), resto de Carvedilol;
como en Carteolol, pero en R^{IV}_{B1} =
(XIp^{VII}) A = -CH_{2}-, B =
-COCH_{2}-, W1 = W2 = H, resto de Levobunolol;
como en Carteolol pero con R^{I}_{B1} = H y
en R^{IV}_{B1} =(XIp^{VII}) A es un átomo de carbono terciario
y W1 es una valencia libre, de manera que forman un doble enlace
-CH=CH- entre A y el átomo de carbono en la
posición 1' de (XIp^{VII}), W2 = CH_{3}, resto de
Mepindolol;
como en Carteolol pero en R^{IV}_{B1} =
(XIp^{VII}) A =
-CH_{2}-CH(OH)-, B =
-CH_{2}-, W2 = OH, W1 = H, resto de Nadolol;
como en Dilevalol pero con S_{2} =
-SOCH_{3}, y el posición para con respecto al otro
anillo aromático (fórm. XIf) Z = -OCH_{3}, resto de
Sulfinalol;
como en Mepindolol pero en R^{IV}_{B1} =
(XIp^{VII}) A = -O-CH_{2}-, B =
-CH_{2}-, W2 = -ONO_{2}, W1 = H, resto de
Nipradilol;
como en Mepindolol pero con W2 = H, resto de
Pindolol;
como en Nipradilol pero con R^{I}_{B1} =
CH_{3}, A = -S-CH_{2}- y
W2 = H, resto de Tertatolol;
como en Pronetalol, pero con m = 1 y X_{B1} =
-O-, y R^{IV}_{B1} es el resto naftalénico (XIm)
unidos por el átomo de carbono en la posición 1 a X_{B1}, resto de
Propranolol;
como en Pronetalol, pero con R^{IV}_{B1} =
(XIp) con S_{1} = S_{2} = S_{4} = H y S_{3} =
-NH-SO_{2}-CH_{3},
resto de Sotalol;
como en Tertatolol pero con R^{IV}_{B1} =
(XIn), resto de Tilisolol;
como en Xibenolol pero con R^{I}_{B1} =
S_{1} = H, resto de Toliprolol;
como en Toliprolol, pero con R^{II}_{B1} = H
y R^{III}_{B1} = (XIa), resto de Bevantolol;
como en Bevantolol pero con S_{2} = H, S_{1}
= CN, R^{III}_{B1} = (XIc), resto de Epanolol;
cuando en la formula (A3) R^{I}_{B1} =
R^{II}_{B1} = R^{III}_{B1} = CH_{3}, R^{V}_{B1} =
(XIh), n = m = 1, R^{VI}_{B1} = R^{VII}_{B1} = H, X_{B1} =
-O-, R^{IV}_{B1} = (XIg), resto de Bopindolol;
cuando en la fórmula (A3) m = n = 0 y
R^{IV}_{B1} =(XIz) R^{I}_{B1} = R^{II}_{B1} =
R^{III}_{B1} = CH_{3}, R^{V}_{B1} =H, resto de
Bufuralol;
cuando en la fórmula (A3) R^{I}_{B1} =
R^{II}_{B1} = H, R^{III}_{B1} = (XId) con t = 1,
R^{V}_{B1} = H, n = m = 0, R^{IV}_{B1} = (XId) con t = 0,
resto de Nebivolol;
2-hidroxi-5-[1-hidroxi-2-[(1-metil-3-fenilpropil)amino]etil]benzamida
(Labetalol),
1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-[(tetrahidro-2-furanil)
carbonil]piperazina (Terazosin),
1-(4-amino-6,7-dimetoxi-2-quinazolinil)-4-(2-furanilcarbonil)piperazina
(Prazosin).
4. Sales nitrato de acuerdo con la reivindicación
1 de la siguiente clase de compuestos (A4):
(A4a)
(2S-cis)-3-(acetiloxi)-5-[2-(dimetilamino)etil]-2,3-di-hidro-2-(4-metoxifenil)-1,5-benzotiazepin-4(5H)-ona
(Diltiazem),
\alpha-[3-[[2-(3,4-dimetoxifenil)etil]-metilamino]propil]-3,4-dimetoxi-\alpha-(1-metiletil)-bencenoacetonitrilo
(Verapamil);
(A4b)
3-etil-5-metil
éster del ácido
2-[(2-aminoetoxi)metil]-4-(2-clorofenil)-1,4-di-hidro-6-metil-3,5-piridinadicarboxílico
(Amlodipina), etil metil éster del ácido
4-(2,3-diclorofenil)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Felodipina),
5-metil-3-(1-metil)etil
éster del ácido
4-(4-benzofurazanil)-1,4-dihidro-2,6-dimetil-3,5-piridinadicarboxílico
(Isradipina), Lercanidipina, metil
2[metil(fenilmetil)amino] etil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nicardipina), éster dimetílico del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Nifedipina),
2-metoxietil-1-metiletil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nimodipina),
metil-2-metil-propil
éster del ácido
1,4-dihidro-2,6-dimetil-4-(2-nitrofenil)-3,5-piridinadicarboxílico
(Nisoldipina), etil metil éster del ácido
1,4-dihidro-2,6-dimetil-4-(3-nitrofenil)-3,5-piridinadicarboxílico
(Nitrendipina);
(A4c)
(E)-1-[bis(4-fluorofenil)
metil]4-(3-fenil-2-propenil)-piperazina
(Flunarizina).
5. Sales nitrato de acuerdo con la reivindicación
1 de la siguiente clase de compuestos (A7):
(A7a)
1,1-dióxido de
6-cloro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Clorotiazida),
2-cloro-5-(2,3-dihidro-1-hidroxi-3-oxo-1H-isoindol-1-il)bencebesulfonamida
(Clortalidona), 1,1-dióxido de
6-cloro-3,4-dihidro-2H-1,2,4-benzotiadiazina-7-sulfonamida
(Hidroclorotiazida),
3-(aminosulfonil)-4-cloro-N-(2,3-dihidro-2-metil-1H-indol-1-il)
benzamida (Indapamida),
7-cloro-1,2,3,4-tetrahidro-2-metil-3-(2-metilfenil)-4-oxo-6-quinazolinsulfonamida
(Metolazona),
7-cloro-etil-1,2,3,4-tetrahidro-4-oxo-6-quinazolinsulfonamida
(Quinatazona);
(A7d)
3,5-diamino-N-(aminoiminometil)-6-cloropirazinacarboxamida
(Amilorida), ácido
3-(aminosulfonil)-5-(butilamino)-4-fenoxi-benzoico
(Bumetanida), ácido
5-(aminosulfonil)-4-cloro-2-[(2-furanilmetil)amino]benzoico
(Furosemida),
N-[[(1-metiletil)amino]carbonil]-4-[(3-metilfenil)amino]-3-piridinasulfonamida
(Torasemida).
6. Sales nitrato de acuerdo con las
reivindicaciones 1-5 de los siguientes
compuestos:
Clase A1b): Losartan;
Clase A2): Sildenafil, Zaprinast;
Clase A3): Atenolol, Labetalol, Timolol,
Prazosin, Terazosin, Propranolol;
Clase A4): Nicardipina, Nifedipina,
Nimodipina;
Clase A7): Clorotiazida, Amilorida,
Furosemida.
7. Sales nitrato de acuerdo con las
reivindicaciones 1-6 que contienen uno o más
isómeros de dichos compuestos.
8. Sales de acuerdo con las reivindicaciones
1-7, donde las sales de dichos compuestos contienen
al menos un mol de ión nitrato/mol de compuesto.
9. Composiciones farmacéuticas de las sales
nitrato de acuerdo con las reivindicaciones 1-8.
10. Sales nitrato y composiciones farmacéuticas
de acuerdo con las reivindicaciones 1-9 para usar
como medicamento.
11. Uso de las sales y composiciones de acuerdo
con la reivindicación 10, incluyendo las sales y composiciones de
los siguientes compuestos:
- en la fórmula (A3) el compuesto obtenido cuando
los sustituyentes de dicha fórmula tienen los siguientes
significados: R^{I}_{B1} = R^{II}_{B1} = CH_{3};
R^{III}_{B1} = R^{V}_{B1} = R^{VI}_{B1} =
R^{VII}_{B1} = H; X_{B1} = O; R^{IV}_{B1} es el anillo
aromático (XIp) con S_{2} = S_{3} = S_{4} = H, S_{1} =
-CH_{2}-CH=CH_{2}, (Alprenolol);
-
6-fenil-2,4,7-pteridintriamina
(Triamtereno);
para la preparación de medicamentos para el
tratamiento de la hipertensión.
12. Uso de las sales y composiciones de acuerdo
con la reivindicación 11 para la preparación de medicamentos como
medicinas cardiovasculares.
13. Uso de las sales y composiciones de acuerdo
con la reivindicación 11 para la preparación de medicamentos para la
relajación de la arteria cavernosa y del cuerpo cavernoso
humano.
14. Uso de acuerdo con la reivindicación 13 donde
el compuesto es nitrato de Sildenafil.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI981408 | 1998-06-19 | ||
| IT1998MI001408A IT1301759B1 (it) | 1998-06-19 | 1998-06-19 | Sali nitrati di farmaci antiipertensivi |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2234265T3 true ES2234265T3 (es) | 2005-06-16 |
Family
ID=11380283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES99927990T Expired - Lifetime ES2234265T3 (es) | 1998-06-19 | 1999-06-15 | Sales de nitrato de mecinas anti-hipertensivas. |
Country Status (17)
| Country | Link |
|---|---|
| US (2) | US6645965B1 (es) |
| EP (1) | EP1087953B1 (es) |
| JP (1) | JP2002518492A (es) |
| KR (1) | KR100460714B1 (es) |
| CN (1) | CN1315945A (es) |
| AT (1) | ATE282600T1 (es) |
| AU (1) | AU770387B2 (es) |
| BR (1) | BR9911305A (es) |
| CA (1) | CA2335356A1 (es) |
| DE (1) | DE69922001T2 (es) |
| ES (1) | ES2234265T3 (es) |
| HU (1) | HUP0102719A3 (es) |
| IL (1) | IL139226A0 (es) |
| IT (1) | IT1301759B1 (es) |
| RU (1) | RU2235097C2 (es) |
| WO (1) | WO1999067231A1 (es) |
| ZA (1) | ZA200006136B (es) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000078760A1 (en) * | 1999-06-21 | 2000-12-28 | The Biochemical Pharmaceutical Factory Of Zhuhai Sez | Process for preparing sildenafil, and troche which comprises sildenafil and apomorphine |
| AU7365900A (en) | 1999-09-08 | 2001-04-10 | Nitromed, Inc. | Methods of treating and preventing congestive heart failure with hydralazine compounds and isosorbide dinitrate or isosorbide mononitrate |
| US7537785B2 (en) | 1999-10-29 | 2009-05-26 | Nitromed, Inc. | Composition for treating vascular diseases characterized by nitric oxide insufficiency |
| US6635273B1 (en) | 1999-10-29 | 2003-10-21 | Trustees Of Boston University | Methods of treating vascular diseases characterized by nitric oxide insufficiency |
| US7235237B2 (en) | 1999-10-29 | 2007-06-26 | Nitromed, Inc. | Methods of treating vascular diseases characterized by nitric oxide insufficiency |
| US7708989B2 (en) | 1999-10-29 | 2010-05-04 | Nitromed, Inc. | Methods of treating vascular diseases characterized by nitric oxide insufficiency |
| JP2001226372A (ja) | 1999-12-06 | 2001-08-21 | Sumika Fine Chemicals Co Ltd | ロサルタンの結晶性または結晶化された酸付加塩およびロサルタンの精製方法 |
| IT1317735B1 (it) * | 2000-01-26 | 2003-07-15 | Nicox Sa | Sali di agenti antimicrobici. |
| CZ303389B6 (cs) * | 2000-07-19 | 2012-08-29 | Novartis Ag | Sul valsartanu a farmaceutický prípravek obsahující tuto sul |
| IT1318673B1 (it) * | 2000-08-08 | 2003-08-27 | Nicox Sa | Farmaci per le disfunzioni sessuali. |
| IT1318674B1 (it) * | 2000-08-08 | 2003-08-27 | Nicox Sa | Faramaci per l'incontinenza. |
| ATE437637T1 (de) | 2001-05-02 | 2009-08-15 | Nitromed Inc | Nitrosiertes und nitrosyliertes nebivolol und seine metaboliten, zusammensetzungen und anwendungsverfahren |
| EP2319518A1 (en) | 2002-02-04 | 2011-05-11 | ALFAMA-Investigacao e Desenvolvimento de Produtos Farmaceuticos Lda. | Use of CO-releasing compounds for the manufacture of a medicament for the treatment of inflammatory diseases |
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| NL7115581A (es) * | 1970-11-13 | 1972-05-16 | Dresden Arzneimittel | |
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| IT1292426B1 (it) * | 1997-06-27 | 1999-02-08 | Nicox Sa | Sali nitrati di ace-inibitori |
-
1998
- 1998-06-19 IT IT1998MI001408A patent/IT1301759B1/it active IP Right Grant
-
1999
- 1999-06-15 HU HU0102719A patent/HUP0102719A3/hu unknown
- 1999-06-15 US US09/719,164 patent/US6645965B1/en not_active Expired - Fee Related
- 1999-06-15 ES ES99927990T patent/ES2234265T3/es not_active Expired - Lifetime
- 1999-06-15 WO PCT/EP1999/004138 patent/WO1999067231A1/en not_active Ceased
- 1999-06-15 EP EP99927990A patent/EP1087953B1/en not_active Expired - Lifetime
- 1999-06-15 BR BR9911305-8A patent/BR9911305A/pt not_active IP Right Cessation
- 1999-06-15 RU RU2000131690/04A patent/RU2235097C2/ru not_active IP Right Cessation
- 1999-06-15 JP JP2000555885A patent/JP2002518492A/ja active Pending
- 1999-06-15 KR KR10-2000-7014179A patent/KR100460714B1/ko not_active Expired - Fee Related
- 1999-06-15 CA CA002335356A patent/CA2335356A1/en not_active Abandoned
- 1999-06-15 DE DE69922001T patent/DE69922001T2/de not_active Expired - Fee Related
- 1999-06-15 AT AT99927990T patent/ATE282600T1/de not_active IP Right Cessation
- 1999-06-15 AU AU45139/99A patent/AU770387B2/en not_active Ceased
- 1999-06-15 IL IL13922699A patent/IL139226A0/xx unknown
- 1999-06-15 CN CN99807516A patent/CN1315945A/zh active Pending
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2000
- 2000-10-30 ZA ZA200006136A patent/ZA200006136B/en unknown
-
2003
- 2003-09-29 US US10/671,746 patent/US20040147575A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| AU4513999A (en) | 2000-01-10 |
| JP2002518492A (ja) | 2002-06-25 |
| US20040147575A1 (en) | 2004-07-29 |
| ITMI981408A1 (it) | 1999-12-19 |
| IT1301759B1 (it) | 2000-07-07 |
| KR20010093631A (ko) | 2001-10-29 |
| CN1315945A (zh) | 2001-10-03 |
| US6645965B1 (en) | 2003-11-11 |
| HUP0102719A3 (en) | 2002-11-28 |
| HUP0102719A2 (hu) | 2001-12-28 |
| WO1999067231A1 (en) | 1999-12-29 |
| RU2235097C2 (ru) | 2004-08-27 |
| IL139226A0 (en) | 2001-11-25 |
| AU770387B2 (en) | 2004-02-19 |
| KR100460714B1 (ko) | 2004-12-09 |
| EP1087953B1 (en) | 2004-11-17 |
| ATE282600T1 (de) | 2004-12-15 |
| ZA200006136B (en) | 2002-01-30 |
| DE69922001T2 (de) | 2005-11-03 |
| DE69922001D1 (de) | 2004-12-23 |
| BR9911305A (pt) | 2001-10-23 |
| EP1087953A1 (en) | 2001-04-04 |
| CA2335356A1 (en) | 1999-12-29 |
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