CA1075250A - Preparation d'intermediaires des prostaglandines - Google Patents

Preparation d'intermediaires des prostaglandines

Info

Publication number: CA1075250A
Authority: CA; Canada
Prior art keywords: formula; carbon atoms; inclusive; alkyl; lactone
Prior art date: 1975-04-09
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

Application number

CA336,535A

Other languages

English (en)

Inventor

David R. White

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Pharmacia and Upjohn Co

Original Assignee

Upjohn Co

Priority date (The priority date 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 date listed.)

1975-04-09

Filing date

1979-09-27

Publication date

1980-04-08

1975-04-09 Priority claimed from US05/566,356 external-priority patent/US3974146A/en

1979-09-27 Application filed by Upjohn Co filed Critical Upjohn Co

1979-09-27 Priority to CA336,535A priority Critical patent/CA1075250A/fr

1980-04-08 Application granted granted Critical

1980-04-08 Publication of CA1075250A publication Critical patent/CA1075250A/fr

Status Expired legal-status Critical Current

Links

150000003180 prostaglandins Chemical class 0.000 title abstract description 20
239000000543 intermediate Substances 0.000 title abstract description 18
238000002360 preparation method Methods 0.000 title description 4
-1 bicyclic lactone ketones Chemical class 0.000 claims abstract description 139
238000004519 manufacturing process Methods 0.000 claims abstract description 4
125000004432 carbon atom Chemical group C* 0.000 claims description 73
150000001875 compounds Chemical class 0.000 claims description 56
239000000203 mixture Substances 0.000 claims description 56
125000000217 alkyl group Chemical group 0.000 claims description 50
229910052739 hydrogen Inorganic materials 0.000 claims description 45
239000001257 hydrogen Substances 0.000 claims description 45
238000000034 method Methods 0.000 claims description 40
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 32
125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 29
150000001299 aldehydes Chemical class 0.000 claims description 23
125000001153 fluoro group Chemical group F* 0.000 claims description 19
125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 13
125000001309 chloro group Chemical group Cl* 0.000 claims description 10
230000001131 transforming effect Effects 0.000 claims description 10
125000003710 aryl alkyl group Chemical group 0.000 claims description 6
LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 claims description 6
125000001412 tetrahydropyranyl group Chemical group 0.000 claims description 6
125000000753 cycloalkyl group Chemical group 0.000 claims description 5
125000003718 tetrahydrofuranyl group Chemical group 0.000 claims description 4
125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 4
239000000126 substance Substances 0.000 claims 1
150000002576 ketones Chemical class 0.000 abstract description 19
229940094443 oxytocics prostaglandins Drugs 0.000 abstract description 12
230000000144 pharmacologic effect Effects 0.000 abstract description 4
WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 54
XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 45
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 30
239000000047 product Substances 0.000 description 28
YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 27
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 26
BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 18
238000006243 chemical reaction Methods 0.000 description 16
YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 15
230000000875 corresponding effect Effects 0.000 description 13
WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 12
150000002596 lactones Chemical class 0.000 description 12
JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 12
239000000243 solution Substances 0.000 description 11
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
239000002253 acid Substances 0.000 description 10
BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 10
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 9
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Natural products CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
125000002947 alkylene group Chemical group 0.000 description 9
239000003153 chemical reaction reagent Substances 0.000 description 9
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 9
RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 9
235000019253 formic acid Nutrition 0.000 description 9
125000002887 hydroxy group Chemical group [H]O* 0.000 description 9
229910000030 sodium bicarbonate Inorganic materials 0.000 description 8
235000017557 sodium bicarbonate Nutrition 0.000 description 8
PXGPLTODNUVGFL-BRIYLRKRSA-N (E,Z)-(1R,2R,3R,5S)-7-(3,5-Dihydroxy-2-((3S)-(3-hydroxy-1-octenyl))cyclopentyl)-5-heptenoic acid Chemical compound CCCCC[C@H](O)C=C[C@H]1[C@H](O)C[C@H](O)[C@@H]1CC=CCCCC(O)=O PXGPLTODNUVGFL-BRIYLRKRSA-N 0.000 description 7
125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 7
239000012074 organic phase Substances 0.000 description 7
238000010898 silica gel chromatography Methods 0.000 description 7
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
229910052799 carbon Inorganic materials 0.000 description 6
125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 6
125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 6
239000000284 extract Substances 0.000 description 6
125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 6
XVDBWWRIXBMVJV-UHFFFAOYSA-N n-[bis(dimethylamino)phosphanyl]-n-methylmethanamine Chemical compound CN(C)P(N(C)C)N(C)C XVDBWWRIXBMVJV-UHFFFAOYSA-N 0.000 description 6
239000012071 phase Substances 0.000 description 6
238000004809 thin layer chromatography Methods 0.000 description 6
AAKAUBPKRRQJLY-UHFFFAOYSA-N 2,2-dibromoheptanenitrile Chemical compound CCCCCC(Br)(Br)C#N AAKAUBPKRRQJLY-UHFFFAOYSA-N 0.000 description 5
RTEXIPZMMDUXMR-UHFFFAOYSA-N benzene;ethyl acetate Chemical compound CCOC(C)=O.C1=CC=CC=C1 RTEXIPZMMDUXMR-UHFFFAOYSA-N 0.000 description 5
239000012267 brine Substances 0.000 description 5
KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 5
125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 5
230000007062 hydrolysis Effects 0.000 description 5
238000006460 hydrolysis reaction Methods 0.000 description 5
229910000027 potassium carbonate Inorganic materials 0.000 description 5
235000011181 potassium carbonates Nutrition 0.000 description 5
HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 5
FTBPZRNURKMEFD-ARJAWSKDSA-N (z)-1-bromopent-2-ene Chemical compound CC\C=C/CBr FTBPZRNURKMEFD-ARJAWSKDSA-N 0.000 description 4
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
238000010521 absorption reaction Methods 0.000 description 4
125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 4
230000002378 acidificating effect Effects 0.000 description 4
125000004429 atom Chemical group 0.000 description 4
239000003638 chemical reducing agent Substances 0.000 description 4
150000002148 esters Chemical class 0.000 description 4
FJKIXWOMBXYWOQ-UHFFFAOYSA-N ethenoxyethane Chemical compound CCOC=C FJKIXWOMBXYWOQ-UHFFFAOYSA-N 0.000 description 4
VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical class CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 4
239000011541 reaction mixture Substances 0.000 description 4
239000007858 starting material Substances 0.000 description 4
125000001424 substituent group Chemical group 0.000 description 4
125000003944 tolyl group Chemical group 0.000 description 4
ZGBAWVIRGWKUSD-ARJAWSKDSA-N (z)-2,2-dibromohept-4-enenitrile Chemical compound CC\C=C/CC(Br)(Br)C#N ZGBAWVIRGWKUSD-ARJAWSKDSA-N 0.000 description 3
CJRJDCNXMVNDRA-UHFFFAOYSA-N 2,2-dibromo-3-phenylpropanenitrile Chemical compound N#CC(Br)(Br)CC1=CC=CC=C1 CJRJDCNXMVNDRA-UHFFFAOYSA-N 0.000 description 3
CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 3
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical group C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 3
230000029936 alkylation Effects 0.000 description 3
238000005804 alkylation reaction Methods 0.000 description 3
125000002619 bicyclic group Chemical group 0.000 description 3
125000001246 bromo group Chemical group Br* 0.000 description 3
238000006114 decarboxylation reaction Methods 0.000 description 3
XEYBRNLFEZDVAW-ARSRFYASSA-N dinoprostone Chemical compound CCCCC[C@H](O)\C=C\[C@H]1[C@H](O)CC(=O)[C@@H]1C\C=C/CCCC(O)=O XEYBRNLFEZDVAW-ARSRFYASSA-N 0.000 description 3
230000000694 effects Effects 0.000 description 3
238000000605 extraction Methods 0.000 description 3
SDAXRHHPNYTELL-UHFFFAOYSA-N heptanenitrile Chemical compound CCCCCCC#N SDAXRHHPNYTELL-UHFFFAOYSA-N 0.000 description 3
239000012535 impurity Substances 0.000 description 3
239000012442 inert solvent Substances 0.000 description 3
150000002500 ions Chemical class 0.000 description 3
ZCSHNCUQKCANBX-UHFFFAOYSA-N lithium diisopropylamide Chemical compound [Li+].CC(C)[N-]C(C)C ZCSHNCUQKCANBX-UHFFFAOYSA-N 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
238000000746 purification Methods 0.000 description 3
239000000377 silicon dioxide Substances 0.000 description 3
229910000029 sodium carbonate Inorganic materials 0.000 description 3
229940001593 sodium carbonate Drugs 0.000 description 3
229910052938 sodium sulfate Inorganic materials 0.000 description 3
235000011152 sodium sulphate Nutrition 0.000 description 3
239000002904 solvent Substances 0.000 description 3
230000003595 spectral effect Effects 0.000 description 3
238000003756 stirring Methods 0.000 description 3
238000003786 synthesis reaction Methods 0.000 description 3
CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 3
VYQULOKGYPHTTL-UHFFFAOYSA-N 2,2-dibromo-2-cyanoacetic acid Chemical compound OC(=O)C(Br)(Br)C#N VYQULOKGYPHTTL-UHFFFAOYSA-N 0.000 description 2
HHTHWSPUVHINKU-UHFFFAOYSA-N 2,2-dibromo-4-(4-methoxyphenyl)butanenitrile Chemical compound COC1=CC=C(CCC(Br)(Br)C#N)C=C1 HHTHWSPUVHINKU-UHFFFAOYSA-N 0.000 description 2
HYSCFTVJBTUTBU-UHFFFAOYSA-N 2,2-dibromo-4-phenylbutanenitrile Chemical compound N#CC(Br)(Br)CCC1=CC=CC=C1 HYSCFTVJBTUTBU-UHFFFAOYSA-N 0.000 description 2
DIOWAFCEDSDXFK-UHFFFAOYSA-N 2,2-dichloro-4-(4-chlorophenyl)butanenitrile Chemical compound ClC1=CC=C(CCC(Cl)(Cl)C#N)C=C1 DIOWAFCEDSDXFK-UHFFFAOYSA-N 0.000 description 2
VWEBGASMCTUFSV-UHFFFAOYSA-N 4-(2-fluorophenyl)-2,2-diiodobutanenitrile Chemical compound FC1=CC=CC=C1CCC(I)(I)C#N VWEBGASMCTUFSV-UHFFFAOYSA-N 0.000 description 2
HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
239000012027 Collins reagent Substances 0.000 description 2
IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
239000005977 Ethylene Substances 0.000 description 2
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 2
JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
150000004703 alkoxides Chemical class 0.000 description 2
230000002152 alkylating effect Effects 0.000 description 2
125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 2
150000004649 carbonic acid derivatives Chemical class 0.000 description 2
KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
238000004587 chromatography analysis Methods 0.000 description 2
229940000425 combination drug Drugs 0.000 description 2
238000002425 crystallisation Methods 0.000 description 2
230000008025 crystallization Effects 0.000 description 2
230000005595 deprotonation Effects 0.000 description 2
238000010537 deprotonation reaction Methods 0.000 description 2
229960002986 dinoprostone Drugs 0.000 description 2
150000002009 diols Chemical class 0.000 description 2
LGPSGXJFQQZYMS-UHFFFAOYSA-M diphenyliodanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[I+]C1=CC=CC=C1 LGPSGXJFQQZYMS-UHFFFAOYSA-M 0.000 description 2
150000002118 epoxides Chemical class 0.000 description 2
125000004494 ethyl ester group Chemical group 0.000 description 2
MNWFXJYAOYHMED-UHFFFAOYSA-N heptanoic acid Chemical compound CCCCCCC(O)=O MNWFXJYAOYHMED-UHFFFAOYSA-N 0.000 description 2
125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 2
230000003301 hydrolyzing effect Effects 0.000 description 2
229910052500 inorganic mineral Inorganic materials 0.000 description 2
238000002955 isolation Methods 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 2
239000011707 mineral Substances 0.000 description 2
235000010755 mineral Nutrition 0.000 description 2
150000002825 nitriles Chemical class 0.000 description 2
XEYBRNLFEZDVAW-UHFFFAOYSA-N prostaglandin E2 Natural products CCCCCC(O)C=CC1C(O)CC(=O)C1CC=CCCCC(O)=O XEYBRNLFEZDVAW-UHFFFAOYSA-N 0.000 description 2
AOJFQRQNPXYVLM-UHFFFAOYSA-N pyridin-1-ium;chloride Chemical compound [Cl-].C1=CC=[NH+]C=C1 AOJFQRQNPXYVLM-UHFFFAOYSA-N 0.000 description 2
NPRDHMWYZHSAHR-UHFFFAOYSA-N pyridine;trioxochromium Chemical compound O=[Cr](=O)=O.C1=CC=NC=C1.C1=CC=NC=C1 NPRDHMWYZHSAHR-UHFFFAOYSA-N 0.000 description 2
GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
239000007787 solid Substances 0.000 description 2
150000003460 sulfonic acids Chemical class 0.000 description 2
XMQSELBBYSAURN-UHFFFAOYSA-M triphenyl(propyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(CCC)C1=CC=CC=C1 XMQSELBBYSAURN-UHFFFAOYSA-M 0.000 description 2
MAUMSNABMVEOGP-UHFFFAOYSA-N (methyl-$l^{2}-azanyl)methane Chemical compound C[N]C MAUMSNABMVEOGP-UHFFFAOYSA-N 0.000 description 1
SRULLMRWKAQVGK-ARJAWSKDSA-N (z)-2,2-dibromohept-4-enal Chemical compound CC\C=C/CC(Br)(Br)C=O SRULLMRWKAQVGK-ARJAWSKDSA-N 0.000 description 1
RMSGQZDGSZOJMU-UHFFFAOYSA-N 1-butyl-2-phenylbenzene Chemical group CCCCC1=CC=CC=C1C1=CC=CC=C1 RMSGQZDGSZOJMU-UHFFFAOYSA-N 0.000 description 1
PPJVXZVTPWQOQS-UHFFFAOYSA-N 1-ethoxy-1-(1-ethoxyethoxy)ethane Chemical compound CCOC(C)OC(C)OCC PPJVXZVTPWQOQS-UHFFFAOYSA-N 0.000 description 1
CUUVBTPZFVNHIE-UHFFFAOYSA-N 2,2-dibromo-3,3-dimethylheptanenitrile Chemical compound CCCCC(C)(C)C(Br)(Br)C#N CUUVBTPZFVNHIE-UHFFFAOYSA-N 0.000 description 1
NMDYQMQITBSQBG-UHFFFAOYSA-N 2,2-dibromo-3-phenoxypropanenitrile Chemical compound N#CC(Br)(Br)COC1=CC=CC=C1 NMDYQMQITBSQBG-UHFFFAOYSA-N 0.000 description 1
KHDXQHPMIMVRCA-UHFFFAOYSA-N 2,2-dibromo-4-phenylbutanal Chemical compound O=CC(Br)(Br)CCC1=CC=CC=C1 KHDXQHPMIMVRCA-UHFFFAOYSA-N 0.000 description 1
JJKBHDGXUZAWOI-UHFFFAOYSA-N 2,2-dibromohexanenitrile Chemical compound CCCCC(Br)(Br)C#N JJKBHDGXUZAWOI-UHFFFAOYSA-N 0.000 description 1
VLAMLFKVAQZVEQ-UHFFFAOYSA-N 2,2-dichlorooctanenitrile Chemical compound CCCCCCC(Cl)(Cl)C#N VLAMLFKVAQZVEQ-UHFFFAOYSA-N 0.000 description 1
NRKHTFXKSSSXMO-UHFFFAOYSA-N 2,2-diiodo-3-methylhexanenitrile Chemical compound CCCC(C)C(I)(I)C#N NRKHTFXKSSSXMO-UHFFFAOYSA-N 0.000 description 1
JKTCBAGSMQIFNL-UHFFFAOYSA-N 2,3-dihydrofuran Chemical compound C1CC=CO1 JKTCBAGSMQIFNL-UHFFFAOYSA-N 0.000 description 1
125000004201 2,4-dichlorophenyl group Chemical group [H]C1=C([H])C(*)=C(Cl)C([H])=C1Cl 0.000 description 1
125000005810 2,5-xylyl group Chemical group [H]C1=C([H])C(=C(*)C([H])=C1C([H])([H])[H])C([H])([H])[H] 0.000 description 1
125000000094 2-phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
CVFWJHHOKQSYSU-UHFFFAOYSA-N 3,3-dimethylheptanenitrile Chemical compound CCCCC(C)(C)CC#N CVFWJHHOKQSYSU-UHFFFAOYSA-N 0.000 description 1
SXXLKZCNJHJYFL-UHFFFAOYSA-N 4,5,6,7-tetrahydro-[1,2]oxazolo[4,5-c]pyridin-5-ium-3-olate Chemical compound C1CNCC2=C1ONC2=O SXXLKZCNJHJYFL-UHFFFAOYSA-N 0.000 description 1
FSMHNRHLQAABPS-UHFFFAOYSA-N 4-methoxy-3,6-dihydro-2h-pyran Chemical compound COC1=CCOCC1 FSMHNRHLQAABPS-UHFFFAOYSA-N 0.000 description 1
RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
BUDQDWGNQVEFAC-UHFFFAOYSA-N Dihydropyran Chemical compound C1COC=CC1 BUDQDWGNQVEFAC-UHFFFAOYSA-N 0.000 description 1
XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 1
SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
101000799461 Homo sapiens Thrombopoietin Proteins 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
STJFYCWYHROASW-UHFFFAOYSA-N O-methyl-glaucamine Natural products CN1CCC2=CC(OC)=C(OC)C=C2C2OC(OC)C3=C4OCOC4=CC=C3C12 STJFYCWYHROASW-UHFFFAOYSA-N 0.000 description 1
229910019142 PO4 Inorganic materials 0.000 description 1
241001494479 Pecora Species 0.000 description 1
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
241000282898 Sus scrofa Species 0.000 description 1
102100034195 Thrombopoietin Human genes 0.000 description 1
HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 1
238000007239 Wittig reaction Methods 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
YTAHJIFKAKIKAV-XNMGPUDCSA-N [(1R)-3-morpholin-4-yl-1-phenylpropyl] N-[(3S)-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl]carbamate Chemical compound O=C1[C@H](N=C(C2=C(N1)C=CC=C2)C1=CC=CC=C1)NC(O[C@H](CCN1CCOCC1)C1=CC=CC=C1)=O YTAHJIFKAKIKAV-XNMGPUDCSA-N 0.000 description 1
FHKPLLOSJHHKNU-INIZCTEOSA-N [(3S)-3-[8-(1-ethyl-5-methylpyrazol-4-yl)-9-methylpurin-6-yl]oxypyrrolidin-1-yl]-(oxan-4-yl)methanone Chemical compound C(C)N1N=CC(=C1C)C=1N(C2=NC=NC(=C2N=1)O[C@@H]1CN(CC1)C(=O)C1CCOCC1)C FHKPLLOSJHHKNU-INIZCTEOSA-N 0.000 description 1
238000000862 absorption spectrum Methods 0.000 description 1
IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
125000003158 alcohol group Chemical group 0.000 description 1
229910001854 alkali hydroxide Inorganic materials 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
150000008041 alkali metal carbonates Chemical class 0.000 description 1
125000005907 alkyl ester group Chemical group 0.000 description 1
150000008064 anhydrides Chemical class 0.000 description 1
150000001450 anions Chemical class 0.000 description 1
239000008346 aqueous phase Substances 0.000 description 1
125000003118 aryl group Chemical group 0.000 description 1
229910052788 barium Inorganic materials 0.000 description 1
DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
239000002585 base Substances 0.000 description 1
PASDCCFISLVPSO-UHFFFAOYSA-N benzoyl chloride Chemical compound ClC(=O)C1=CC=CC=C1 PASDCCFISLVPSO-UHFFFAOYSA-N 0.000 description 1
125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
230000008512 biological response Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
230000031709 bromination Effects 0.000 description 1
238000005893 bromination reaction Methods 0.000 description 1
GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
229910052794 bromium Inorganic materials 0.000 description 1
125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
VNWKTOKETHGBQD-AKLPVKDBSA-N carbane Chemical compound [15CH4] VNWKTOKETHGBQD-AKLPVKDBSA-N 0.000 description 1
150000001721 carbon Chemical group 0.000 description 1
125000005587 carbonate group Chemical group 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
125000000068 chlorophenyl group Chemical group 0.000 description 1
238000004440 column chromatography Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000007333 cyanation reaction Methods 0.000 description 1
150000001923 cyclic compounds Chemical class 0.000 description 1
125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
125000000582 cycloheptyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
125000006547 cyclononyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
125000000640 cyclooctyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
238000007257 deesterification reaction Methods 0.000 description 1
230000018044 dehydration Effects 0.000 description 1
238000006297 dehydration reaction Methods 0.000 description 1
RLMOMHNXIWBGTF-UHFFFAOYSA-N diaminophosphinoamine Chemical class NP(N)N RLMOMHNXIWBGTF-UHFFFAOYSA-N 0.000 description 1
125000004188 dichlorophenyl group Chemical group 0.000 description 1
125000004212 difluorophenyl group Chemical group 0.000 description 1
MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
238000004821 distillation Methods 0.000 description 1
125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
238000010828 elution Methods 0.000 description 1
238000006266 etherification reaction Methods 0.000 description 1
150000002170 ethers Chemical class 0.000 description 1
125000003754 ethoxycarbonyl group Chemical group C(=O)(OCC)* 0.000 description 1
239000000706 filtrate Substances 0.000 description 1
125000001207 fluorophenyl group Chemical group 0.000 description 1
238000001640 fractional crystallisation Methods 0.000 description 1
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 description 1
125000002541 furyl group Chemical group 0.000 description 1
239000007789 gas Substances 0.000 description 1
239000000499 gel Substances 0.000 description 1
210000004907 gland Anatomy 0.000 description 1
125000001188 haloalkyl group Chemical group 0.000 description 1
125000005843 halogen group Chemical group 0.000 description 1
230000026030 halogenation Effects 0.000 description 1
238000005658 halogenation reaction Methods 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
150000002391 heterocyclic compounds Chemical class 0.000 description 1
125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
125000002346 iodo group Chemical group I* 0.000 description 1
239000007788 liquid Substances 0.000 description 1
210000004072 lung Anatomy 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
125000002960 margaryl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
238000001819 mass spectrum Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
AGJSNMGHAVDLRQ-HUUJSLGLSA-N methyl (2s)-2-[[(2r)-2-[[(2s)-2-[[(2r)-2-amino-3-sulfanylpropanoyl]amino]-3-methylbutanoyl]amino]-3-(4-hydroxy-2,3-dimethylphenyl)propanoyl]amino]-4-methylsulfanylbutanoate Chemical compound SC[C@H](N)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](C(=O)N[C@@H](CCSC)C(=O)OC)CC1=CC=C(O)C(C)=C1C AGJSNMGHAVDLRQ-HUUJSLGLSA-N 0.000 description 1
125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 1
125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
235000005985 organic acids Nutrition 0.000 description 1
KJIFKLIQANRMOU-UHFFFAOYSA-N oxidanium;4-methylbenzenesulfonate Chemical compound O.CC1=CC=C(S(O)(=O)=O)C=C1 KJIFKLIQANRMOU-UHFFFAOYSA-N 0.000 description 1
125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
125000002958 pentadecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
RGSFGYAAUTVSQA-UHFFFAOYSA-N pentamethylene Natural products C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 1
125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
235000021317 phosphate Nutrition 0.000 description 1
150000003003 phosphines Chemical class 0.000 description 1
AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
229910052698 phosphorus Inorganic materials 0.000 description 1
239000011574 phosphorus Substances 0.000 description 1
150000003018 phosphorus compounds Chemical class 0.000 description 1
229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
235000015497 potassium bicarbonate Nutrition 0.000 description 1
239000011736 potassium bicarbonate Substances 0.000 description 1
TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
WGJJROVFWIXTPA-OALUTQOASA-N prostanoic acid Chemical compound CCCCCCCC[C@H]1CCC[C@@H]1CCCCCCC(O)=O WGJJROVFWIXTPA-OALUTQOASA-N 0.000 description 1
UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
210000000582 semen Anatomy 0.000 description 1
238000000926 separation method Methods 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000011734 sodium Substances 0.000 description 1
235000010265 sodium sulphite Nutrition 0.000 description 1
CMXPERZAMAQXSF-UHFFFAOYSA-M sodium;1,4-bis(2-ethylhexoxy)-1,4-dioxobutane-2-sulfonate;1,8-dihydroxyanthracene-9,10-dione Chemical compound [Na+].O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=CC=C2O.CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC CMXPERZAMAQXSF-UHFFFAOYSA-M 0.000 description 1
241000894007 species Species 0.000 description 1
229910052712 strontium Inorganic materials 0.000 description 1
CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
239000000725 suspension Substances 0.000 description 1
230000009897 systematic effect Effects 0.000 description 1
125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
125000002889 tridecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
125000002948 undecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
238000005406 washing Methods 0.000 description 1
238000010626 work up procedure Methods 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1
239000011701 zinc Substances 0.000 description 1

Landscapes

Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

CA336,535A 1975-04-09 1979-09-27 Preparation d'intermediaires des prostaglandines Expired CA1075250A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA336,535A CA1075250A (fr)	1975-04-09	1979-09-27	Preparation d'intermediaires des prostaglandines

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US05/566,356 US3974146A (en)	1975-04-09	1975-04-09	Cyanolpoxy intermediates for prostaglandins and process for preparing same
CA247,284A CA1075251A (fr)	1975-04-09	1976-03-05	Intermediaires de la prostaglandine
CA336,535A CA1075250A (fr)	1975-04-09	1979-09-27	Preparation d'intermediaires des prostaglandines

Publications (1)

Publication Number	Publication Date
CA1075250A true CA1075250A (fr)	1980-04-08

Family

ID=27164361

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA336,535A Expired CA1075250A (fr)	1975-04-09	1979-09-27	Preparation d'intermediaires des prostaglandines

Country Status (1)

Country	Link
CA (1)	CA1075250A (fr)

1979
- 1979-09-27 CA CA336,535A patent/CA1075250A/fr not_active Expired

Legal Events

Date	Code	Title	Description
1997-04-08	MKEX	Expiry

Publication	Publication Date	Title
US6809223B2 (en)	2004-10-26	Process for stereoselective synthesis of prostacyclin derivatives
Fleming et al.	1984	Stereospecific syntheses and reactions of allyl-and allenyl-silanes
US4020097A (en)	1977-04-26	Bicyclo [3.1.0]hexane-3-one derivatives of 11-deoxy PGE
Grigg et al.	1991	The synthesis of bridged-ring carbo-and hetero-cycles via palladium catalysed regiospecific cyclisation reactions
DK171415B1 (da)	1996-10-21	Fremgangsmåde til fremstilling af Vitamin A
Tanaka et al.	1972	Synthesis of cubebane-type sesquiterpenoids and the stereochemistry of cubebol
CA1075250A (fr)	1980-04-08	Preparation d'intermediaires des prostaglandines
CA1075251A (fr)	1980-04-08	Intermediaires de la prostaglandine
EP0362816B1 (fr)	1993-11-18	Dérivés de l'acide cyclopentèneheptanoique et méthode pour leur préparation
CA1075249A (fr)	1980-04-08	Intermediaires des prostaglandines
US4094886A (en)	1978-06-13	Process for producing allyl alcohol derivatives useful in prostaglandin synthesis
US4107181A (en)	1978-08-15	Useful prostaglandin intermediates
US4181798A (en)	1980-01-01	Methylenecyclopentane derivatives
JPS62201842A (ja)	1987-09-05	３−ヒドロキシシクロペント−４−エン−１−オン類の製造法
Deslongchamps et al.	1985	The hydrolysis of cis and trans methoxy bicyclic and tricyclic orthoesters. Evidence for a chair–boat inversion prior to breakdown in some hemiorthoester tetrahedral intermediates
US4235779A (en)	1980-11-25	Bicyclic lactones
US4195178A (en)	1980-03-25	Methylenecyclopentane derivatives
US4438286A (en)	1984-03-20	Substituted esters and alcohols
JPH023793B2 (fr)	1990-01-24
JP3558681B2 (ja)	2004-08-25	ヘキサヒドロインダン誘導体
US3892814A (en)	1975-07-01	Cyclopropane derivatives
CA1056387A (fr)	1979-06-12	Intermediaires de la prostaglandine et procede de production
KR800001263B1 (ko)	1980-10-26	프로스타글란딘류의 제법
US4122093A (en)	1978-10-24	Process for preparing a lactone
US2884464A (en)	1959-04-28	Process for the production of allyl substituted acetylene compounds