KR920012030A - Method of Preparation of Pharmaceutical Intermediate - Google Patents

Method of Preparation of Pharmaceutical Intermediate Download PDF

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Publication number
KR920012030A
KR920012030A KR1019910022266A KR910022266A KR920012030A KR 920012030 A KR920012030 A KR 920012030A KR 1019910022266 A KR1019910022266 A KR 1019910022266A KR 910022266 A KR910022266 A KR 910022266A KR 920012030 A KR920012030 A KR 920012030A
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KR
South Korea
Prior art keywords
butyramide
diastereomeric
methyl
amine
acid addition
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Application number
KR1019910022266A
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Korean (ko)
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KR100228327B1 (en
Inventor
톰스 쟈콥스 로버트
죠지 브로스터 앤드루
죠셉 세펜다 죠지
잉쾅예
로버트 베른스타인 피터
Original Assignee
수잔 제인 젠틀
임페리얼 케미칼 인더스트리스 피엘씨
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Priority claimed from GB909026427A external-priority patent/GB9026427D0/en
Priority claimed from GB909026425A external-priority patent/GB9026425D0/en
Application filed by 수잔 제인 젠틀, 임페리얼 케미칼 인더스트리스 피엘씨 filed Critical 수잔 제인 젠틀
Publication of KR920012030A publication Critical patent/KR920012030A/en
Application granted granted Critical
Publication of KR100228327B1 publication Critical patent/KR100228327B1/en

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D209/00Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04Indoles; Hydrogenated indoles
    • C07D209/10Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
    • C07D209/18Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D209/24Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals with an alkyl or cycloalkyl radical attached to the ring nitrogen atom

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)

Abstract

내용 없음No content

Description

약학적 중간 물질의 제조방법Method of Preparation of Pharmaceutical Intermediate

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (10)

a)광학적 활성아민을 2-메틸-4,4,4-트리플루오로부탄산 또는 그것의 반응 유도체로 아실화시켜 부티르아미드를 생성하는 단계; b) (R)-부분입체 이성질체 부티르아미드를 (S)-부분입체 이성질체 부티르아미드로부터 분리시키는 단계; 및 c) (R)-부분입체 이성질체 부티르 아미드를 목적하는 (2R)-메틸-4,4,4-트리플루오로부틸 아민 또는 그것의 산부가염으로 전환시키는 단계를 포함하는 (2R)-메틸-4,4,4-트리플루오로부틸아민 또는 그것의 산부가염의 제조방법.a) acylating the optically active amine with 2-methyl-4,4,4-trifluorobutanoic acid or a reaction derivative thereof to produce butyramide; b) separating the (R) -diastereomeric butyramide from the (S) -diastereomeric butyramid; And c) converting the (R) -diastereomeric butyric amide to the desired (2R) -methyl-4,4,4-trifluorobutyl amine or acid addition salt thereof (2R) -methyl -4,4,4-trifluorobutylamine or acid addition salt thereof. 제1항에 있어서, 상기 b)단계에서 수득되는 (S)-부분입체이성질체 부티르아미드를 강염기로 처리하고, 생성된 부티르아미드를 b)단계에 재순환시키는 것을 특징으로 하는 방법.The process according to claim 1, wherein the (S) -diastereomeric butyramid obtained in step b) is treated with a strong base and the resulting butyramide is recycled to step b). 제2항에 있어서, 상기 강염기는 알카리 금속 알콕시드, 알카리 금속아미드 또는 알칼리 금속 수산화물임을 특징으로 하는 방법.The method of claim 2, wherein the strong base is an alkali metal alkoxide, an alkali metal amide or an alkali metal hydroxide. 제1항 내지 제3항 중 어느 한항에 있어서, 상기 광학적 활성아민은 알파위치가 치환된 벤질아민임을 특징으로 하는 방법.The method of any one of claims 1 to 3, wherein the optically active amine is benzylamine substituted with an alpha position. 제1항 내지 제3항중 어느 한항에 있어서, 상기 (R)-부분입체이성질체 부티르아미드는 결정화에 의해 (S)-부분 입체이성질체 부티르아미드로부터 분리되는 것을 특징으로 하는 방법.4. The method of claim 1, wherein the (R) -diastereomeric butyramide is separated from the (S) -diastereomeric butyramide by crystallization. 5. 제4항 또는 제5항에 있어서, 상기 (R)-부분입체 이성질체 부티르아미드를 이에 상승하는 아민으로 환원시킨후 이어서 가수소분해 함으로써 목적하는 (2R)-메틸-4,4,4-트리플루오로 부틸아민으로 전환시키는 것을 특징으로 하는 방법.6. The desired (2R) -methyl-4,4,4-tree according to claim 4 or 5, wherein the (R) -diastereomeric isomer butyramide is reduced to an amine which rises to it, followed by hydrogenolysis. And converting it to fluorobutylamine. 제6항에 있어서, 상기 (R)-부분입체이성질체 부티르아미드를 보란을 이용하여 환원시키는 것을 특징으로 하는 방법.7. The method according to claim 6, wherein the (R) -diastereomeric butyramide is reduced with borane. 4,4,4-트리플루오로-2-메틸-N-[(S)-1-페닐에틸]부티르 아미드.4,4,4-trifluoro-2-methyl-N-[(S) -1-phenylethyl] butyramide. (2R)-메틸 4,4,4-트리플루오로부틸-[(1S)-페닐에틸]아민 또는 그것의 산부가염.(2R) -Methyl 4,4,4-trifluorobutyl-[(1S) -phenylethyl] amine or its acid addition salts. a) 광학적 활성아민 2-메틸-4,4,4-트리플루오로부탄산 또는 그것의 반응 유도체로 아실화시켜 부티르아미드를 생성하는 단계; b) (R)-부분입체 이성질체 부티르아미드를 (S)-부분입체 이성질체 부티르아미드로 부터 분리시키는 단계; c) (R)-부분입체 이성질체 부티르아미드를 목적하는 (2R)-메틸-4,4,4-트리플루오로부틸아민 또는 그것의 산부가염으로 전환시키는 단계; 및 d) (2R)-메틸-4,4,4-트리플루오로부틸아민 또는 그것의 산 부가 염을 하기 일반식(Ⅲ)으로 표시되는 카르복실산 또는 그것의 반응 유도체로 아실화 시키는 단계를 포함하는 (R)-4-[5-(N-[4,4,4-트리플루오로-2-메틸부틸]카르바모일)-1-메틸인돌-3-일메틸]-3-메톡시-N-O-톨릴설포닐벤즈아미드의 제조방법 ;a) acylating with optically active amine 2-methyl-4,4,4-trifluorobutanoic acid or a reaction derivative thereof to produce butyramide; b) separating the (R) -diastereomeric butyramide from the (S) -diastereomeric butyramid; c) converting the (R) -diastereomeric butyramide to the desired (2R) -methyl-4,4,4-trifluorobutylamine or acid addition salt thereof; And d) acylating (2R) -methyl-4,4,4-trifluorobutylamine or an acid addition salt thereof with a carboxylic acid represented by the following general formula (III) or a reaction derivative thereof Containing (R) -4- [5- (N- [4,4,4-trifluoro-2-methylbutyl] carbamoyl) -1-methylindol-3-ylmethyl] -3-methoxy Method for producing -NO-tolylsulfonylbenzamide; 상기식에서 U는 카르복시를 나타낸다.In which U represents carboxy. ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.※ Note: This is to be disclosed by the original application.
KR1019910022266A 1990-12-05 1991-12-04 Process for preparing 3-alkylindole KR100228327B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB909026427A GB9026427D0 (en) 1990-12-05 1990-12-05 Chemical process
GB9026425.0 1990-12-05
GB909026425A GB9026425D0 (en) 1990-12-05 1990-12-05 Process
GB9026427.6 1990-12-05

Publications (2)

Publication Number Publication Date
KR920012030A true KR920012030A (en) 1992-07-25
KR100228327B1 KR100228327B1 (en) 1999-11-01

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KR1019910022266A KR100228327B1 (en) 1990-12-05 1991-12-04 Process for preparing 3-alkylindole

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