CN103804315B - 一种5-氨甲基噁唑烷酮类化合物的制备方法 - Google Patents
一种5-氨甲基噁唑烷酮类化合物的制备方法 Download PDFInfo
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- CN103804315B CN103804315B CN201410057567.2A CN201410057567A CN103804315B CN 103804315 B CN103804315 B CN 103804315B CN 201410057567 A CN201410057567 A CN 201410057567A CN 103804315 B CN103804315 B CN 103804315B
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- hydroxypropyl
- chloro
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- compound
- ammonia
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- -1 5-aminomethyl oxazolidinone compound Chemical class 0.000 title claims abstract description 61
- 238000002360 preparation method Methods 0.000 title claims abstract description 46
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 24
- 150000001875 compounds Chemical class 0.000 claims abstract description 24
- 239000003513 alkali Substances 0.000 claims abstract description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 7
- 125000002757 morpholinyl group Chemical group 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 75
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 42
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 27
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 27
- 239000002904 solvent Substances 0.000 claims description 27
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 claims description 25
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 20
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 15
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 15
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 14
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 14
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 12
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 12
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 12
- 239000002585 base Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 10
- DYHSDKLCOJIUFX-UHFFFAOYSA-N tert-butoxycarbonyl anhydride Chemical compound CC(C)(C)OC(=O)OC(=O)OC(C)(C)C DYHSDKLCOJIUFX-UHFFFAOYSA-N 0.000 claims description 10
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 10
- SJRJJKPEHAURKC-UHFFFAOYSA-N N-Methylmorpholine Chemical compound CN1CCOCC1 SJRJJKPEHAURKC-UHFFFAOYSA-N 0.000 claims description 9
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 claims description 8
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 claims description 8
- 239000012046 mixed solvent Substances 0.000 claims description 8
- 239000003153 chemical reaction reagent Substances 0.000 claims description 7
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 6
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 6
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 claims description 6
- 229910052783 alkali metal Inorganic materials 0.000 claims description 6
- 150000002191 fatty alcohols Chemical class 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 claims description 4
- PAMIQIKDUOTOBW-UHFFFAOYSA-N 1-methylpiperidine Chemical compound CN1CCCCC1 PAMIQIKDUOTOBW-UHFFFAOYSA-N 0.000 claims description 4
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 4
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 claims description 4
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 claims description 4
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 4
- 229910000288 alkali metal carbonate Inorganic materials 0.000 claims description 4
- 150000008041 alkali metal carbonates Chemical class 0.000 claims description 4
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 4
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims description 4
- 239000001099 ammonium carbonate Substances 0.000 claims description 4
- HSDAJNMJOMSNEV-UHFFFAOYSA-N benzyl chloroformate Chemical compound ClC(=O)OCC1=CC=CC=C1 HSDAJNMJOMSNEV-UHFFFAOYSA-N 0.000 claims description 4
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 4
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 4
- 230000035484 reaction time Effects 0.000 claims description 4
- 239000007858 starting material Substances 0.000 claims description 4
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 claims description 3
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 3
- 239000000460 chlorine Substances 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 150000001924 cycloalkanes Chemical class 0.000 claims description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 3
- HUHZAMBLEKHDBP-UHFFFAOYSA-N 5-(aminomethyl)-1,3-oxazolidin-2-one Chemical class NCC1CNC(=O)O1 HUHZAMBLEKHDBP-UHFFFAOYSA-N 0.000 claims description 2
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 claims description 2
- 239000005695 Ammonium acetate Substances 0.000 claims description 2
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 2
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 235000019257 ammonium acetate Nutrition 0.000 claims description 2
- 229940043376 ammonium acetate Drugs 0.000 claims description 2
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims description 2
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 2
- 125000000051 benzyloxy group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])O* 0.000 claims description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical group BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052794 bromium Chemical group 0.000 claims description 2
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 2
- RXKJFZQQPQGTFL-UHFFFAOYSA-N dihydroxyacetone Chemical compound OCC(=O)CO RXKJFZQQPQGTFL-UHFFFAOYSA-N 0.000 claims description 2
- 239000000194 fatty acid Substances 0.000 claims description 2
- 229930195729 fatty acid Natural products 0.000 claims description 2
- 150000004665 fatty acids Chemical class 0.000 claims description 2
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 2
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims description 2
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 2
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 claims description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims 1
- 230000003287 optical effect Effects 0.000 abstract description 6
- 238000005915 ammonolysis reaction Methods 0.000 abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 103
- 238000000034 method Methods 0.000 description 33
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N N-phenyl amine Natural products NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 32
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 24
- 239000000243 solution Substances 0.000 description 21
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 19
- 239000000292 calcium oxide Substances 0.000 description 19
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 19
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 18
- 238000005160 1H NMR spectroscopy Methods 0.000 description 16
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 14
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 14
- 238000003756 stirring Methods 0.000 description 14
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 12
- KGFYHTZWPPHNLQ-AWEZNQCLSA-N rivaroxaban Chemical compound S1C(Cl)=CC=C1C(=O)NC[C@@H]1OC(=O)N(C=2C=CC(=CC=2)N2C(COCC2)=O)C1 KGFYHTZWPPHNLQ-AWEZNQCLSA-N 0.000 description 12
- 229960001148 rivaroxaban Drugs 0.000 description 11
- 229920006395 saturated elastomer Polymers 0.000 description 10
- 239000012047 saturated solution Substances 0.000 description 10
- 239000012044 organic layer Substances 0.000 description 9
- 229910000027 potassium carbonate Inorganic materials 0.000 description 9
- 239000011734 sodium Substances 0.000 description 9
- TYZROVQLWOKYKF-ZDUSSCGKSA-N linezolid Chemical compound O=C1O[C@@H](CNC(=O)C)CN1C(C=C1F)=CC=C1N1CCOCC1 TYZROVQLWOKYKF-ZDUSSCGKSA-N 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 7
- 229960003907 linezolid Drugs 0.000 description 7
- IZXIZTKNFFYFOF-UHFFFAOYSA-N 2-Oxazolidone Chemical compound O=C1NCCO1 IZXIZTKNFFYFOF-UHFFFAOYSA-N 0.000 description 6
- 0 C*=CC(NC*)=CC=C Chemical compound C*=CC(NC*)=CC=C 0.000 description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 6
- 235000017557 sodium bicarbonate Nutrition 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000011780 sodium chloride Substances 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- DEXXSYVEWAYIGZ-LBPRGKRZSA-N 4-[4-[(5s)-5-(aminomethyl)-2-oxo-1,3-oxazolidin-3-yl]phenyl]morpholin-3-one Chemical compound O=C1O[C@@H](CN)CN1C1=CC=C(N2C(COCC2)=O)C=C1 DEXXSYVEWAYIGZ-LBPRGKRZSA-N 0.000 description 4
- PXIPVTKHYLBLMZ-UHFFFAOYSA-N Sodium azide Chemical compound [Na+].[N-]=[N+]=[N-] PXIPVTKHYLBLMZ-UHFFFAOYSA-N 0.000 description 4
- 239000012065 filter cake Substances 0.000 description 4
- 229940126585 therapeutic drug Drugs 0.000 description 4
- NQGHQKBSPVNNDS-LLVKDONJSA-N (2s)-1-chloro-3-(3-fluoro-4-morpholin-4-ylanilino)propan-2-ol Chemical group FC1=CC(NC[C@@H](CCl)O)=CC=C1N1CCOCC1 NQGHQKBSPVNNDS-LLVKDONJSA-N 0.000 description 3
- OWOHLURDBZHNGG-YFKPBYRVSA-N (8ar)-hexahydropyrrolo[1,2-a]pyrazine-1,4-dione Chemical group O=C1CNC(=O)[C@@H]2CCCN12 OWOHLURDBZHNGG-YFKPBYRVSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- GTLKNZAZLWEAQO-CYBMUJFWSA-N methyl n-[(2s)-3-chloro-2-hydroxypropyl]-n-[4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound C1=CC(N(C[C@H](O)CCl)C(=O)OC)=CC=C1N1C(=O)COCC1 GTLKNZAZLWEAQO-CYBMUJFWSA-N 0.000 description 3
- FYRHIOVKTDQVFC-UHFFFAOYSA-M potassium phthalimide Chemical compound [K+].C1=CC=C2C(=O)[N-]C(=O)C2=C1 FYRHIOVKTDQVFC-UHFFFAOYSA-M 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- MEKOFIRRDATTAG-UHFFFAOYSA-N 2,2,5,8-tetramethyl-3,4-dihydrochromen-6-ol Chemical compound C1CC(C)(C)OC2=C1C(C)=C(O)C=C2C MEKOFIRRDATTAG-UHFFFAOYSA-N 0.000 description 2
- PSWFFNYVGHLZTH-UHFFFAOYSA-N 3-(chloromethyl)-1,3-oxazolidin-2-one Chemical compound ClCN1CCOC1=O PSWFFNYVGHLZTH-UHFFFAOYSA-N 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 2
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- 229940124350 antibacterial drug Drugs 0.000 description 2
- PFKFTWBEEFSNDU-UHFFFAOYSA-N carbonyldiimidazole Chemical compound C1=CN=CN1C(=O)N1C=CN=C1 PFKFTWBEEFSNDU-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 150000008282 halocarbons Chemical class 0.000 description 2
- 229910052740 iodine Chemical group 0.000 description 2
- 239000011630 iodine Chemical group 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- XMJHPCRAQCTCFT-UHFFFAOYSA-N methyl chloroformate Chemical compound COC(Cl)=O XMJHPCRAQCTCFT-UHFFFAOYSA-N 0.000 description 2
- 238000010189 synthetic method Methods 0.000 description 2
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 2
- PGOHTUIFYSHAQG-LJSDBVFPSA-N (2S)-6-amino-2-[[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-4-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-5-amino-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S)-1-[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2R)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-amino-4-methylsulfanylbutanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-5-carbamimidamidopentanoyl]amino]propanoyl]pyrrolidine-2-carbonyl]amino]-3-methylbutanoyl]amino]-4-methylpentanoyl]amino]-4-methylpentanoyl]amino]acetyl]amino]-3-hydroxypropanoyl]amino]-4-methylpentanoyl]amino]-3-sulfanylpropanoyl]amino]-4-methylsulfanylbutanoyl]amino]-5-carbamimidamidopentanoyl]amino]-3-hydroxybutanoyl]pyrrolidine-2-carbonyl]amino]-5-oxopentanoyl]amino]-3-hydroxypropanoyl]amino]-3-hydroxypropanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-5-carbamimidamidopentanoyl]amino]-5-oxopentanoyl]amino]-3-hydroxybutanoyl]amino]-3-hydroxypropanoyl]amino]-3-carboxypropanoyl]amino]-3-hydroxypropanoyl]amino]-5-oxopentanoyl]amino]-5-oxopentanoyl]amino]-3-phenylpropanoyl]amino]-5-carbamimidamidopentanoyl]amino]-3-methylbutanoyl]amino]-4-methylpentanoyl]amino]-4-oxobutanoyl]amino]-5-carbamimidamidopentanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-4-carboxybutanoyl]amino]-5-oxopentanoyl]amino]hexanoic acid Chemical compound CSCC[C@H](N)C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](C)C(=O)N1CCC[C@H]1C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(C)C)C(=O)NCC(=O)N[C@@H](CO)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CS)C(=O)N[C@@H](CCSC)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H]([C@@H](C)O)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CO)C(=O)N[C@@H](CO)C(=O)N[C@@H](Cc1cnc[nH]1)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CO)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(N)=O)C(=O)N[C@@H](CCCNC(N)=N)C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CCCCN)C(O)=O PGOHTUIFYSHAQG-LJSDBVFPSA-N 0.000 description 1
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 description 1
- ZPIDZCBCCUTEEI-UHFFFAOYSA-N 1,3-oxazol-5-ylmethanamine Chemical compound NCC1=CN=CO1 ZPIDZCBCCUTEEI-UHFFFAOYSA-N 0.000 description 1
- 208000031729 Bacteremia Diseases 0.000 description 1
- GDOPTJXRTPNYNR-UHFFFAOYSA-N CC1CCCC1 Chemical compound CC1CCCC1 GDOPTJXRTPNYNR-UHFFFAOYSA-N 0.000 description 1
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Abstract
本发明公开了一种5-氨甲基噁唑烷酮类化合物(<b>I</b>)的制备方法,该方法以消旋或光学活性的3-卤-2-羟基丙基苯胺类化合物为起始原料,在适当溶剂和碱性条件下与相应氯甲酸酯或Boc酸酐反应,得3-卤-2-羟基丙基-1-酰基苯胺类化合物(<b>3</b>),化合物<b>3</b>在碱或无需碱条件下与氨经氨解反应,得消旋或光学活性的5-氨甲基噁唑烷酮类化合物(<b>I</b>);式中:R1表示吗啉基或3-氧-4-吗啉基;R2表示H或F;化合物为消旋体、<i>(S)</i>-光学异构体或<i>(R)</i>-光学异构体。
Description
技术领域
本发明属药物化学领域,涉及一类化学结构如(I)所示的5-氨甲基噁唑烷酮类化合物的制备方法,
式中:R1表示吗啉基或3-氧-4-吗啉基;R2表示H或F;化合物为消旋体、(S)-光学异构体、或(R)-光学异构体。
背景技术
利奈唑胺(linezolid),化学名为(S)-5-(乙酰胺甲基)-3-[(3-氟-4-吗啉基)苯基]-1,3-噁唑烷-2-酮,是Pharmacia&Upjohn公司研制的新型噁唑烷酮类抗菌药,2000年4月首次在美国上市,商品名Zyvox,临床用于治疗由耐甲氧西林金葡球菌(MRSA)引起的肺炎和综合性皮肤感染,以及由耐万古霉素肠球菌(VREF)或耐青霉素肺炎链球菌(PRSP)引起的菌血症等。
利伐沙班(Rivaroxaban),化学名为5-氯-N-[[(5S)-2-氧-3-[4-(3-氧-4-吗啉基)苯基]-1,3-噁唑烷-5基]甲基]-2-噻吩甲酰胺,是德国Bayer公司开发的噁唑烷酮类凝血因子Xa直接抑制剂,于2008年9月首次在加拿大上市,商品名Xarelto,临床上主要用于预防髋或膝关节置换术患者静脉血栓栓塞,本品作为新型口服抗凝血药物具有生物利用度高,量效关系稳定,出血风险低特点,已成为预防血栓栓塞性疾病的首选药物。
目前,已有文献分别对利奈唑胺【(1)陈炜,胡建良,张兴贤.利奈唑胺合成路线图解.中国医药工业杂志,2010,41(1):62-63;(2)何飚,张乐.噁唑烷酮类抗菌药物的合成.国外医药——抗生素分册,2009,30(2):82-88】和利伐沙班【(3)王海燕,郭飞,宫平.利伐沙班合成路线图解.中国药物化学杂志,2012,22(3):249-251;(4)高扬,梁斌,倪国伟,王环,等.利伐沙班合成路线图解.中国新药杂志,2012,21(4):371-374;(4)符利梅,蒋翔锐,沈敬山.利伐沙班合成路线图解.中国医药导报,2012,9(13):112-113;(5)Rivaroxaban.DrugsoftheFuture2006,31(6):484-493】的合成方法进行了综述。其中,以苯胺类化合物(1)与环氧氯丙烷反应,生成3-氯-2-羟基丙基苯胺类化合物(2),然后再经多步反应转化为利奈唑胺或利伐沙班的合成策略具有原料价廉易得,反应条件温和,不需低温和无水操作等特点,因而具有较好的应用潜力,采用该策略来制备噁唑烷酮类治疗药物的文献方法总结如下:
式中:R1表示吗啉基或3-氧-4-吗啉基;R2表示H或F;R3表示C1-12烷基或5-氯噻吩-2-基。
上述合成策略均是围绕着将3-氯-2-羟基丙基苯胺类化合物(2)中的氯原子转化为氨基进行的,具体制备方法如下:将化合物(2)与碳酰二咪唑(CDI)环合,得氯甲基噁唑烷酮类化合物(6),经与叠氮钠反应后再经还原和酰化,即可制得噁唑烷酮类治疗药物;也可将化合物(6)与邻苯二甲酰亚胺钾(8)反应,得相应的邻苯二甲酰亚胺甲基噁唑烷酮类化合物(9),再经进一步肼解和酰化,得到噁唑烷酮类治疗药物;或者先将化合物(2)与邻苯二甲酰亚胺钾(8)反应,得相应的邻苯二甲酰亚胺2-羟基丙基苯胺类化合物(11),经CDI环合后得化合物(9);也可先将化合物(2)与氢氧化钠作用,转化为相应环氧化合物(10),再与邻苯二甲酰亚胺钾(8)反应,得相应的邻苯二甲酰亚胺2-羟基丙基苯胺类化合物(11)。但上述方法存在反应步骤较多、反应条件苛刻,需使用易爆的叠氮化钠和水合肼,叠氮基还原需使用氢气以及贵金属钯,且总收率低、中间体需柱层析纯化等问题。为克服上述问题,我们对上述各路线的反应条件进行了研究,通过多次试验发现,将3-氯-2-羟基丙基苯胺类化合物(2)与大大过量的各种氨反应时,虽然可以将氯原子转化为氨基,但同时生成较多的仲胺和叔胺副产物,导致所需氨解产物收率低于30%;并且我们还发现,氯甲基噁唑烷酮类化合物(6)与大大过量的各种氨反应时,反应几乎不能发生,且无预期的胺基物生成。
综上所述,目前文献公开的利奈唑胺和利伐沙班合成技术存在反应条件苛刻(低温和无水操作)、反应步骤多、总收率低,制备过程中“三废”排放严重,反应操作及后处理过程繁琐等不足,使利奈唑胺和利伐沙班的制备成本较高,大量制备受到限制。因此,本领域仍需开发原料价廉易得、反应条件温和、操作简便、化学收率和光学纯度高、“绿色环保”的利奈唑胺和利伐沙班合成新方法。
发明内容
本发明的目的是在于避免现有方法的不足,提供一种反应条件温和、后处理简便、反应环境友好、收率高、成本低、可大量制备消旋或光学活性5-氨甲基噁唑烷酮类化合物(I)的合成新方法。
本发明所提出的制备消旋或光学活性5-氨甲基噁唑烷酮类化合物(I)合成新方法,是以消旋或光学活性的3-卤-2-羟基丙基苯胺类化合物(2)为起始原料,在适当溶剂和碱性条件下与相应氯甲酸酯或Boc酸酐((Boc)2O)经酰化反应得3-卤-2-羟基丙基-1-酰基苯胺类化合物(3),化合物3在碱或无需碱条件下与氨经氨解反应,得消旋或光学活性的5-氨甲基噁唑烷酮类化合物(I),其合成路线如下:
式中:R1表示吗啉基或3-氧-4-吗啉基;R2表示H或F;R3表示C1-12烷氧基或苄氧基;X表示氯、溴或碘;所述化合物为消旋体、(S)-光学异构体、或(R)-光学异构体。
其具体制备方法如下:
A)以消旋或光学活性的3-卤-2-羟基丙基苯胺类化合物(2)为起始原料,与适当溶剂或无溶剂、以及碱性条件下与相应的酰化试剂反应,得相应的消旋或光学活性的3-卤-2-羟基丙基-1-酰基苯胺类化合物(3);其中,所用溶剂为:C3-8脂肪酮、C5-10脂肪烷烃或环烷烃(如:正己烷、正庚烷等)、N,N-二甲基甲酰胺、醚类(如:乙醚、异丙醚、甲基叔丁基醚、四氢呋喃、2-甲基四氢呋喃、乙二醇二甲醚等)、C1-6脂肪酸与C1-6脂肪醇所形成酯、卤代烃(如:二氯甲烷、氯仿、1,2-二氯乙烷、邻二氯苯等)、苯、甲苯、或乙腈,反应可在上述单一溶剂中进行,也可在上述混合溶剂中进行,混合溶剂体积比为1:0.1~10,优选溶剂为:四氢呋喃、2-甲基四氢呋喃、N,N-二甲基甲酰胺、二氯甲烷、氯仿、丙酮、乙酸乙酯、乙腈或甲苯;所用碱为:碱金属氢氧化物、碱土金属氢氧化物、碱金属碳酸盐、碱土金属碳酸盐、碱金属碳酸氢盐、碱土金属碳酸氢盐、碱金属氧化物、碱土金属氧化物、哌啶、四氢吡咯、三乙胺、三丁胺、吡啶、N-甲基吗啉、N-甲基哌啶、三乙烯二胺、或上述各种碱的组合,优选碱为:碳酸氢钠、碳酸钾、氧化钙、氧化镁、三乙胺、吡啶、或N-甲基吗啉;所用酰化试剂为:氯甲酸C1-12烷氧酯、氯甲酸苄酯或Boc酸酐((Boc)2O);3-卤-2-羟基丙基苯胺类化合物(2):酰化试剂:碱的摩尔投料比为1.0:1.0~10.0:1.0~10.0,优选为1.0:1.0~5.0:1.0~5.0;反应温度为-20℃~120℃,优选为0℃~80℃;反应时间为20分钟~24小时,优选为1~12小时。
B)由步骤A)得到的3-卤-2-羟基丙基-1-酰基苯胺类化合物(3)在合适溶剂中,在碱或无需碱条件下与氨经氨解反应,得相应的消旋或光学活性的5-氨甲基噁唑烷酮类化合物(I);其中,所用溶剂为:水、C1-8脂肪醇、C3-8脂肪酮、C5-10脂肪烷烃或环烷烃(如:正己烷、正庚烷等)、N,N-二甲基甲酰胺、醚类(如:乙醚、异丙醚、甲基叔丁基醚、四氢呋喃、乙二醇二甲醚、1,4-二氧六环等)、乙二醇单甲醚、乙二醇、卤代烃(如:二氯甲烷、氯仿、1,2-二氯乙烷、邻二氯苯等)、苯、甲苯、或乙腈,反应可在上述单一溶剂中进行,也可在上述混合溶剂中进行,混合溶剂体积比为1:0.1~10,优选溶剂为:水、甲醇、乙醇、四氢呋喃、N,N-二甲基甲酰胺、二氯甲烷、氯仿、乙腈、乙二醇单甲醚、丙酮或1,4-二氧六环;所用碱为:碱金属氢氧化物、碱土金属氢氧化物、碱金属碳酸盐、碱土金属碳酸盐、碱金属碳酸氢盐、碱土金属碳酸氢盐、碱金属与C1-12醇所形成的盐、碱土金属与C1-12醇所形成的盐、NaH或KH,优选碱为:碳酸氢钠、碳酸钾、甲醇钠、氢氧化钠、氢氧化钾、叔丁醇锂或NaH;反应所用氨为:氨气、氨水溶液、氨的C1-8脂肪醇溶液、液氨、或遇热分解可释放出氨的化合物(如:碳酸铵、碳酸氢铵、醋酸铵等)或六次甲基四胺;3-卤-2-羟基丙基-1-酰基苯胺类化合物(3):碱:氨的摩尔投料比为1.0:0.5~10.0:1.0~1000,优选为1.0:0.5~2.0:5.0~100;反应温度为-40℃~100℃,优选为0℃~60℃;反应时间为20分钟~24小时,优选为2小时~12小时。
本发明所用起始原料——消旋或光学活性的3-卤-2-羟基丙基苯胺类化合物(2)可按照现有技术采用相应苯胺类化合物与消旋或光学活性的环氧卤丙烷反应得到,收率95-99%。
本发明的优点在于:与现有技术相比,该方法具有原料价廉易得,反应条件温和、反应步骤少,操作简便,不使用危险试剂,且收率高、成本低,产品光学纯度高,适合较大规模制备噁唑烷酮类治疗药物等特点。
具体实施方式
通过下面的实施例可对本发明进行进一步的描述,然而,本发明的范围并不限于下述实施例。本领域的专业人员能够理解,在不背离本发明的精神和范围的前提下,可以对本发明进行各种变化和修饰。
IA6304型熔点仪,温度计未经校正;VarianINOVA-400核磁共振仪(溶剂为CDCl3或DMSO-d 6 ,内标TMS);Agilent-6210TOFLC/MS高分辨质谱仪;Perkin-Elmermodel341自动旋光仪。薄层层析用硅胶板为山东烟台化工研究所生产,用紫外灯或碘显色;HPLC手性柱:ChiralcelOD-H(250mm×4.6mm),流动相:正己烷-异丙醇-三氟乙酸。
实施例1
(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-1a)的制备
在反应瓶中加入(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺0.05mol、氧化钙0.1mol和2-甲基四氢呋喃100mL,搅拌均匀后,置冰浴中冷却至0-5℃,滴加氯甲酸甲酯0.055mol,滴毕室温搅拌反应5h;反应结束后,过滤,滤饼用少量2-甲基四氢呋喃洗涤,滤液及洗液合并后依次用饱和碳酸氢钠水溶液、饱和NaCl水溶液洗涤,有机层经无水Na2SO4干燥,过滤,减压蒸除溶剂,得黄色油状(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率92.0%,直接用于下步反应。1HNMR(CDCl3)d:7.04-6.85(m,3H,Ar-H),4.06-4.01(m,1H,CHOH),3.85(t,J=4.8Hz,4H,2×OCH2),3.74(s,3H,OCH3),3.69(dd,J=4.4,12.0Hz,2H,CH2NCO),3.51(d,J=5.6Hz,2H,CH2Cl),3.02(t,J=4.8Hz,4H,2×NCH2);13CNMR(CDCl3)d:156.7,155.5(d,J=242.6Hz),139.1(d,J=9.2Hz),136.2(d,J=9.8Hz),123.2(d,J=3.8Hz),118.6(d,J=2.6Hz),115.7(d,J=23.6Hz),70.2,66.8,51.1,50.8,47.2;HRMS(ESI)calcdforC15H21ClFN2O4[M+H]+347.1174,found347.1180。
实施例2
(S)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-1b)的制备
操作过程同实施例1,只是将(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺用(S)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺替代,氧化钙用三乙胺替代,2-甲基四氢呋喃用二氯甲烷替代,得黄色油状(S)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率90.0%,直接用于下步反应。
实施例3
(dl)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-1c)的制备
操作过程同实施例1,只是将(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺用(dl)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺替代,氧化钙用碳酸钾替代,2-甲基四氢呋喃用丙酮替代,得黄色油状(dl)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率96.0%,直接用于下步反应。
实施例4
(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-2a)的制备
在反应瓶中加入(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺0.05mol、氧化钙0.08mol和2-甲基四氢呋喃100mL,搅拌均匀后,置冰浴中冷却至0-5℃,加入Boc酸酐0.055mol,室温搅拌反应8h;反应结束后,过滤,滤饼用少量2-甲基四氢呋喃洗涤,滤液及洗液合并后依次用饱和碳酸氢钠水溶液、饱和NaCl水溶液洗涤,有机层经无水Na2SO4干燥,过滤,减压蒸除溶剂,得(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率98.0%,直接用于下步反应;HRMS(ESI)calcdforC18H27ClFN2O4[M+H]+389.1643,found389.1636。
实施例5
(S)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-2b)的制备
操作过程同实施例4,只是将(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺用(S)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺替代,氧化钙用三乙胺替代,2-甲基四氢呋喃用二氯甲烷替代,得(S)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率95.0%,直接用于下步反应。
实施例6
(dl)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-2c)的制备
操作过程同实施例4,只是将(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺用(dl)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺替代,氧化钙用碳酸钾替代,2-甲基四氢呋喃用丙酮替代,得(dl)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率92.0%,直接用于下步反应。
实施例7
(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-3a)的制备
在反应瓶中加入(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺0.05mol、氧化钙0.1mol和2-甲基四氢呋喃100mL,搅拌均匀后,置冰浴中冷却至0-5℃,滴加氯甲酸苄酯0.055mol,滴毕室温搅拌反应5h;反应结束后,过滤,滤饼用少量2-甲基四氢呋喃洗涤,滤液及洗液合并后依次用饱和碳酸氢钠水溶液、饱和NaCl水溶液洗涤,有机层经无水Na2SO4干燥,过滤,减压蒸除溶剂,得(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率90.0%,直接用于下步反应;HRMS(ESI)calcdforC21H25ClFN2O4[M+H]+423.1487,found423.1490。
实施例8
(S)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-3b)的制备
操作过程同实施例7,只是将(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺用(S)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺替代,氧化钙用三乙胺替代,2-甲基四氢呋喃用二氯甲烷替代,得S)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率95.8%,直接用于下步反应。
实施例9
(dl)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-3c)的制备
操作过程同实施例7,只是将(R)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺用(dl)-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺替代,氧化钙用碳酸钾替代,2-甲基四氢呋喃用丙酮替代,得(dl)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺,收率91.9%,直接用于下步反应。
实施例10
(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-4a)的制备
在反应瓶中加入(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺0.05mol、氧化钙0.1mol和2-甲基四氢呋喃100mL,搅拌均匀后,置冰浴中冷却至0-5℃,滴加氯甲酸甲酯0.055mol,滴毕室温搅拌反应5h;反应结束后,过滤,滤饼用少量2-甲基四氢呋喃洗涤,滤液及洗液合并后依次用饱和碳酸氢钠水溶液、饱和NaCl水溶液洗涤,有机层经无水Na2SO4干燥,过滤,减压蒸除溶剂,得(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率98.5%,直接用于下步反应;HRMS(ESI)calcdforC15H20ClN2O5[M+H]+343.1061,found343.1049。
实施例11
(S)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-4b)的制备
操作过程同实施例10,只是将(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺用(S)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺替代,氧化钙用三乙胺替代,2-甲基四氢呋喃用乙腈替代,得(S)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率100.0%,直接用于下步反应。
实施例12
(dl)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-4c)的制备
操作过程同实施例10,只是将(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺用(dl)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺替代,氧化钙用碳酸钾替代,2-甲基四氢呋喃用丙酮替代,得(dl)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率93.0%,直接用于下步反应。
实施例13
(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-5a)的制备
在反应瓶中加入(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺0.05mol、氧化钙0.08mol和2-甲基四氢呋喃100mL,搅拌均匀后,置冰浴中冷却至0-5℃,加入Boc酸酐0.055mol,室温搅拌反应12h;反应结束后,过滤,滤饼用少量2-甲基四氢呋喃洗涤,滤液及洗液合并后依次用饱和碳酸氢钠水溶液、饱和NaCl水溶液洗涤,有机层经无水Na2SO4干燥,过滤,减压蒸除溶剂,得(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率93.0%,直接用于下步反应;HRMS(ESI)calcdforC18H26ClN2O5[M+H]+385.1530,found385.1536。
实施例14
(S)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-5b)的制备
操作过程同实施例13,只是将(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺用(S)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺替代,氧化钙用三乙胺替代,2-甲基四氢呋喃用二氯甲烷替代,得(S)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率99.0%,直接用于下步反应。
实施例15
(dl)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-5c)的制备
操作过程同实施例13,只是将(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺用(dl)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺替代,氧化钙用碳酸钾替代,2-甲基四氢呋喃用丙酮替代,得(dl)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率96.0%,直接用于下步反应。
实施例16
(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-6a)的制备
在反应瓶中加入(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺0.05mol、氧化钙0.1mol和2-甲基四氢呋喃100mL,搅拌均匀后,置冰浴中冷却至0-5℃,滴加氯甲酸苄酯0.055mol,滴毕室温搅拌反应5h;反应结束后,过滤,滤饼用少量2-甲基四氢呋喃洗涤,滤液及洗液合并后依次用饱和碳酸氢钠水溶液、饱和NaCl水溶液洗涤,有机层经无水Na2SO4干燥,过滤,减压蒸除溶剂,得(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率93.6%,直接用于下步反应;HRMS(ESI)calcdforC21H24ClN2O5[M+H]+419.1374,found419.1360。
实施例17
(S)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-6b)的制备
操作过程同实施例16,只是将(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺用(S)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺替代,氧化钙用三乙胺替代,2-甲基四氢呋喃用二氯甲烷替代,得(S)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率92.9%,直接用于下步反应。
实施例18
(dl)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-6c)的制备
操作过程同实施例16,只是将(R)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺用(dl)-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺替代,氧化钙用碳酸钾替代,2-甲基四氢呋喃用丙酮替代,得(dl)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺,收率90.2%,直接用于下步反应。
实施例19
(S)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(S-Ia)的制备
在反应瓶中加入(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-1a)0.043mol、甲醇50ml、市售25%-28%氨水30ml,室温搅拌反应8h,反应结束后,减压蒸除甲醇,残余物溶于二氯甲烷100ml中,依次用去离子水50ml,饱和NaCl水溶液50ml洗涤,有机层经无水Na2SO4干燥,减压蒸除溶剂,经乙酸乙酯/正己烷重结晶,得白色固体,收率81.5%,化学纯度99.8%,光学纯度99.8%ee;mp:110-111℃;1HNMR(DMSO-d 6 )d:7.51(dd,J=2.4,15.2Hz,1H,Ar-H),7.21(dd,J=2.0,9.2Hz,1H,Ar-H),7.06(t,J=9.2Hz,1H,Ar-H),4.62-4.56(m,1H,CHO),4.02(t,J=8.8Hz,1H,ArNCH2),3.82(dd,J=6.4,8.4Hz,1H,ArNCH2),3.74(t,J=4.8Hz,4H,2×CH2O),2.96(t,J=4.8Hz,4H,2×CH2N),2.85-2.76(m,2H,CH2NH2),1.88(brs,2H,NH2);HRMS(ESI)calcdforC14H19FN3O3[M+H]+296.1410,found296.1412。
实施例20
(R)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(R-Ia)的制备
操作过程同实施例19,只是将(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-1a)用(S)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-1b)替代,甲醇用四氢呋喃替代,且在反应液中加入10%的氢氧化钠水溶液(0.043mol),室温搅拌反应3h,得(R)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮,收率92.8%,mp:110-111℃,其结构经HRMS-ESI、1H-NMR确证。
实施例21
(dl)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(DL-Ia)的制备
操作过程同实施例19,只是将(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-1a)用(dl)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-1c)替代,甲醇用1,4-二氧六环替代,25%-28%氨水用氨的甲醇饱和溶液替代,且在反应液中加入甲醇钠0.043mol,室温搅拌反应6h,得(dl)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮,收率90.0%,其结构经HRMS-ESI、1H-NMR确证。
实施例22
(S)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(S-Ia)的制备
在反应瓶中加入(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-2a)0.04mol、甲醇50ml、甲醇钠0.04mol、氨的甲醇饱和溶液30ml,室温搅拌反应5h,反应结束后,减压蒸除甲醇,残余物溶于二氯甲烷100ml中,依次用去离子水50ml,饱和NaCl水溶液50ml洗涤,有机层经无水Na2SO4干燥,减压蒸除溶剂,得白色固体,收率96.8%,化学纯度99.8%,光学纯度99.8%ee;mp:110-111℃,其结构经HRMS-ESI、1H-NMR确证。
实施例23
(R)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(R-Ia)的制备
操作过程同实施例22,只是将(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-2a)用(S)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-2b)替代,甲醇用1,4-二氧六环替代,氨的甲醇饱和溶液用25%-28%氨水替代,得(R)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮,收率98.0%,mp:110-111℃,其结构经1H-NMR确证。
实施例24
(dl)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(DL-Ia)的制备
操作过程同实施例22,只是将(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-2a)用(dl)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-2c)替代,甲醇用乙腈替代,氨的甲醇饱和溶液用25%-28%氨水替代,得(dl)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮,收率86.3%,其结构经HRMS-ESI、1H-NMR确证。
实施例25
(S)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(S-Ia)的制备
在反应瓶中加入(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-3a)0.04mol、甲醇50ml、市售25%-28%氨水30ml,室温搅拌反应8h,反应结束后,减压蒸除甲醇,残余物溶于二氯甲烷100ml中,依次用去离子水50ml,饱和NaCl水溶液50ml洗涤,有机层经无水Na2SO4干燥,减压蒸除溶剂,得白色固体,收率85.5%;其结构经1H-NMR确证。
实施例26
(R)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(R-Ia)的制备
操作过程同实施例25,只是将(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-3a)用(S)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-3b)替代,甲醇用四氢呋喃替代,且在反应液中加入10%的氢氧化钠水溶液(0.04mol),室温搅拌反应3h,得(R)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮,收率93.0%,mp:110-111℃,其结构经1H-NMR确证。
实施例27
(dl)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮(DL-Ia)的制备
操作过程同实施例25,只是将(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-3a)用(dl)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-3-氟-4-吗啉基苯胺(3-3c)替代,甲醇用1,4-二氧六环替代,25%-28%氨水用氨的甲醇饱和溶液替代,且在反应液中加入甲醇钠0.04mol,室温搅拌反应6h,得(dl)-3-(3-氟-4-吗啉苯基)-5-氨甲基-1,3-噁唑烷-2-酮,收率87.0%,其结构经1H-NMR确证。
实施例28
(S)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(S-Ib)的制备
在反应瓶中加入(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-4a)0.043mol、甲醇50ml、市售25%-28%氨水30ml,室温搅拌反应10h,反应结束后,减压蒸除甲醇,残余物经乙醇重结晶,得白色(S)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮固体,收率87.5%,化学纯度99.8%,光学纯度99.8%ee;mp:149-150℃;1HNMR(DMSO-d 6 )d:7.58(d,J=8.8Hz,2H,Ar-H),7.40(d,J=8.8Hz,2H,Ar-H),4.68-4.56(m,1H,CHO),4.19(s,2H,CH2CO),4.08(t,J=8.8Hz,1H,ArNCH2),3.97(t,J=5.2Hz,2H,CH2O),3.87(dd,J=6.4,8.8Hz,1H,ArNCH2),3.72(t,J=5.2Hz,2H,CH2N),2.90-2.76(m,2H,CH2NH2),1.70(brs,2H,NH2);HRMS(ESI)calcdforC14H18N3O4[M+H]+292.1297,found292.1292。
实施例29
(R)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(R-Ib)的制备
操作过程同实施例28,只是将(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-4a)用(S)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-4b)替代,甲醇用四氢呋喃替代,且在反应液中加入10%的碳酸钾水溶液(0.043mol),室温搅拌反应5h,得(R)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮,收率97.5%,mp:149-150℃,其结构经HRMS-ESI、1H-NMR确证。
实施例30
(dl)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(DL-Ib)的制备
操作过程同实施例28,只是将(R)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-4a)用(dl)-N-甲氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-4c)替代,甲醇用1,4-二氧六环替代,25%-28%氨水用氨的甲醇饱和溶液替代,且在反应液中加入甲醇钠0.043mol,室温搅拌反应6h,得(dl)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮,收率93.6%,其结构经HRMS-ESI、1H-NMR确证。
实施例31
(S)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(S-Ib)的制备
在反应瓶中加入(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-5a)0.04mol、甲醇50ml、甲醇钠0.04mol、氨的甲醇饱和溶液30ml,室温搅拌反应5h,反应结束后,减压蒸除甲醇,残余物经乙醇重结晶,得(S)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮固体,收率92.0%,mp:149-150℃;其结构经HRMS-ESI、1H-NMR确证。
实施例32
(R)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(R-Ib)的制备
操作过程同实施例31,只是将(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-5a)用(S)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-5b)替代,甲醇用1,4-二氧六环替代,氨的甲醇饱和溶液用25%-28%氨水替代,得(R)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮,收率97.5%,mp:149-150℃,其结构经1H-NMR确证。
实施例33
(dl)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(DL-Ib)的制备
操作过程同实施例31,只是将(R)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-5a)用(dl)-N-叔丁氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-5c)替代,甲醇用乙腈替代,氨的甲醇饱和溶液用25%-28%氨水替代,得(dl)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮,收率89.7%,其结构经HRMS-ESI、1H-NMR确证。
实施例34
(S)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(S-Ib)的制备
在反应瓶中加入(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-6a)0.04mol、甲醇50ml、市售25%-28%氨水30ml,室温搅拌反应8h,反应结束后,减压蒸除甲醇,残余物经乙醇重结晶,得(S)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮固体,收率86.0%,mp:149-150℃;其结构经1H-NMR确证。
实施例35
(R)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(R-Ib)的制备
操作过程同实施例34,只是将(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-6a)用(S)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-6b)替代,甲醇用四氢呋喃替代,且在反应液中加入10%的氢氧化钠水溶液(0.04mol),室温搅拌反应4h,得(R)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮,收率91.0%,mp:149-150℃,其结构经1H-NMR确证。
实施例36
(dl)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮(DL-Ib)的制备
操作过程同实施例34,只是将(R)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-6a)用(dl)-N-苄氧羰基-N-(3-氯-2-羟基丙基)-4-(3-吗啉酮基)苯胺(3-6c)替代,甲醇用1,4-二氧六环替代,25%-28%氨水用氨的甲醇饱和溶液替代,且在反应液中加入甲醇钠0.04mol,室温搅拌反应5h,得(dl)-3-[4-(3-吗啉酮基)苯基]-5-氨甲基-1,3-噁唑烷-2-酮,收率90.0%,其结构经1H-NMR确证。
Claims (3)
1.一种5-氨甲基噁唑烷酮类化合物(I)的制备方法,
式中:R1表示吗啉基或3-氧-4-吗啉基;R2表示H或F;化合物为消旋体、(S)-光学异构体或(R)-光学异构体;其特征在于包括如下步骤:
A)以消旋或光学活性的3-卤-2-羟基丙基苯胺类化合物(2)为起始原料,与适当溶剂或无溶剂、以及碱性条件下与相应的酰化试剂反应,得相应的消旋或光学活性的3-卤-2-羟基丙基-1-酰基苯胺类化合物(3);
B)由步骤A)得到的3-卤-2-羟基丙基-1-酰基苯胺类化合物(3)在合适溶剂中,在碱或无需碱条件下与氨经氨解反应,得相应的消旋或光学活性的5-氨甲基噁唑烷酮类化合物(I);
式中:R1表示吗啉基或3-氧-4-吗啉基;R2表示H或F;R3表示C1-12烷氧基或苄氧基;X表示氯或溴;所述化合物为消旋体、(S)-光学异构体、或(R)-光学异构体。
2.如权利要求1所述的5-氨甲基噁唑烷酮类化合物(I)的制备方法,其特征在于所述步骤A)中,反应所用溶剂为:C3-8脂肪酮、C5-10脂肪烷烃或环烷烃、N,N-二甲基甲酰胺、乙醚、异丙醚、甲基叔丁基醚、四氢呋喃、2-甲基四氢呋喃、乙二醇二甲醚、C1-6脂肪酸与C1-6脂肪醇所形成酯、二氯甲烷、氯仿、1,2-二氯乙烷、邻二氯苯、苯、甲苯或乙腈,反应可在上述单一溶剂中进行,也可在上述混合溶剂中进行,混合溶剂体积比为1:0.1~10;所用碱为:碱金属氢氧化物、碱土金属氢氧化物、碱金属碳酸盐、碱土金属碳酸盐、碱金属碳酸氢盐、碱土金属碳酸氢盐、碱金属氧化物、碱土金属氧化物、哌啶、四氢吡咯、三乙胺、三丁胺、吡啶、N-甲基吗啉、N-甲基哌啶、三乙烯二胺、或上述各种碱的组合;所用酰化试剂为:氯甲酸C1-12烷氧酯、氯甲酸苄酯或Boc酸酐;3-卤-2-羟基丙基苯胺类化合物(2):酰化试剂:碱的摩尔投料比为1.0:1.0~10.0:1.0~10.0;反应温度为-20℃~120℃;反应时间为20分钟~24小时。
3.如权利要求1所述的5-氨甲基噁唑烷酮类化合物(I)的制备方法,其特征在于所述步骤B)中,反应所用溶剂为:水、C1-8脂肪醇、C3-8脂肪酮、C5-10脂肪烷烃或环烷烃、N,N-二甲基甲酰胺、乙醚、异丙醚、甲基叔丁基醚、四氢呋喃、乙二醇二甲醚、1,4-二氧六环、乙二醇单甲醚、乙二醇、二氯甲烷、氯仿、1,2-二氯乙烷、邻二氯苯、苯、甲苯或乙腈,反应可在上述单一溶剂中进行,也可在上述混合溶剂中进行,混合溶剂体积比为1:0.1~10;所用碱为:碱金属氢氧化物、碱土金属氢氧化物、碱金属碳酸盐、碱土金属碳酸盐、碱金属碳酸氢盐、碱土金属碳酸氢盐、碱金属与C1-12醇所形成的盐、碱土金属与C1-12醇所形成的盐、NaH或KH;反应所用氨为:氨气、氨水溶液、氨的C1-8脂肪醇溶液、液氨,或遇热分解可释放出氨的碳酸铵、碳酸氢铵、醋酸铵或六次甲基四胺;3-卤-2-羟基丙基-1-酰基苯胺类化合物(3):碱:氨的摩尔投料比为1.0:0.5~10.0:1.0~1000;反应温度为-40℃~100℃;反应时间为20分钟~24小时。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057567.2A CN103804315B (zh) | 2014-02-20 | 2014-02-20 | 一种5-氨甲基噁唑烷酮类化合物的制备方法 |
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| EP2072505A2 (en) * | 2007-12-18 | 2009-06-24 | Dipharma Francis S.r.l. | A process for the preparation of oxazolidinone derivatives |
| WO2012140061A1 (en) * | 2011-04-11 | 2012-10-18 | Sandoz Ag | Method for the preparation of substituted oxazolidinones |
| CN102844309A (zh) * | 2009-04-28 | 2012-12-26 | 阿普泰克斯药物化学公司 | 利伐沙班及其中间体的制备方法 |
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| EP2072505A2 (en) * | 2007-12-18 | 2009-06-24 | Dipharma Francis S.r.l. | A process for the preparation of oxazolidinone derivatives |
| CN102844309A (zh) * | 2009-04-28 | 2012-12-26 | 阿普泰克斯药物化学公司 | 利伐沙班及其中间体的制备方法 |
| WO2012140061A1 (en) * | 2011-04-11 | 2012-10-18 | Sandoz Ag | Method for the preparation of substituted oxazolidinones |
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