DK0529835T3 - Optisk spaltning af (+)-2-(4-isobutylphenyl)-propionsyre. - Google Patents

Optisk spaltning af (+)-2-(4-isobutylphenyl)-propionsyre.

Info

Publication number
DK0529835T3
DK0529835T3 DK92307140.1T DK92307140T DK0529835T3 DK 0529835 T3 DK0529835 T3 DK 0529835T3 DK 92307140 T DK92307140 T DK 92307140T DK 0529835 T3 DK0529835 T3 DK 0529835T3
Authority
DK
Denmark
Prior art keywords
isobutylphenyl
propionic acid
optical cleavage
chem
optically active
Prior art date
Application number
DK92307140.1T
Other languages
Danish (da)
English (en)
Inventor
Hiroyuki Nohira
Original Assignee
Nagase & Co Ltd
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.)
Filing date
Publication date
Application filed by Nagase & Co Ltd filed Critical Nagase & Co Ltd
Application granted granted Critical
Publication of DK0529835T3 publication Critical patent/DK0529835T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B57/00—Separation of optically-active compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK92307140.1T 1991-08-23 1992-08-05 Optisk spaltning af (+)-2-(4-isobutylphenyl)-propionsyre. DK0529835T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23721091 1991-08-23

Publications (1)

Publication Number Publication Date
DK0529835T3 true DK0529835T3 (da) 1997-06-30

Family

ID=17012017

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92307140.1T DK0529835T3 (da) 1991-08-23 1992-08-05 Optisk spaltning af (+)-2-(4-isobutylphenyl)-propionsyre.

Country Status (8)

Country Link
US (1) US5321154A (ja)
EP (1) EP0529835B1 (ja)
JP (1) JP3135696B2 (ja)
AT (1) ATE148089T1 (ja)
CA (1) CA2074932A1 (ja)
DE (1) DE69216952T2 (ja)
DK (1) DK0529835T3 (ja)
ES (1) ES2096724T3 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5602272A (en) * 1994-06-21 1997-02-11 Bristol-Myers Squibb Company Reduction and resolution methods for the preparation of compounds useful as intemediates for preparing taxanes
JPH08151344A (ja) * 1994-09-26 1996-06-11 Nagase & Co Ltd ２−（３−ベンゾイルフェニル）プロピオン酸の光学分割方法
US5621140A (en) * 1994-12-22 1997-04-15 Syntex (U.S.A.) Inc. Resolution of ibuprofen
DE19624604A1 (de) * 1996-06-20 1998-01-02 Hoechst Ag Verfahren zur Herstellung chiraler, nicht racemischer (4-Aryl-2,5-dioxoimidazolidin-1-yl)essigsäuren
IN183408B (ja) * 1996-11-20 1999-12-25 Kuraray Co
JP2000080062A (ja) * 1998-07-09 2000-03-21 Sumitomo Chem Co Ltd 光学活性１―アリ―ルアルキルアミン類の製造方法およびその中間体
AU2009315280A1 (en) * 2008-11-14 2010-05-20 Watson Pharma Private Limited Process for the preparation of ramelteon

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4209638A (en) * 1977-03-08 1980-06-24 The Boots Company Limited Preparation of therapeutic agents
GB1596033A (en) * 1978-04-25 1981-08-19 Boots Co Ltd (-)-(2-methoxyphenyl) ethylamine
US4723033A (en) * 1982-11-24 1988-02-02 Syntex Pharmaceuticals International Ltd. Manufacture of optically active α-arylalkanoic acids and precursors thereof
JPS59152346A (ja) * 1983-02-18 1984-08-31 Hiroyuki Nohira 光学活性２−（６−メトキシ−２−ナフチル）プロピオン酸の製造法
JPS60228442A (ja) * 1984-04-27 1985-11-13 Nissan Chem Ind Ltd 光学活性２−（６−メトキシ−２−ナフチル）プロピオン酸の製造法
JPS61172853A (ja) * 1985-01-29 1986-08-04 Hiroyuki Nohira （±）−トランス−菊カルボン酸の光学分割法
JPH0684332B2 (ja) * 1985-06-20 1994-10-26 住友化学工業株式会社 ａ−イソプロピル−ｐ−クロルフエニル酢酸の光学分割法
JPS63227543A (ja) * 1987-03-17 1988-09-21 Nippon Kayaku Co Ltd 光学活性２−（６−メトキシ−２−ナフチル）プロピオン酸の製造法
JP2792046B2 (ja) * 1987-10-09 1998-08-27 住友化学工業株式会社 光学活性なアミン−ホウ素系化合物、それを有効成分とする不斉還元剤ならびにそれを用いる光学活性化合物の製造方法
DE3824353A1 (de) * 1988-07-19 1990-01-25 Paz Arzneimittelentwicklung Verfahren zur trennung von gemischen enantiomerer arylpropionsaeuren
US5191112A (en) * 1989-10-17 1993-03-02 Nissan Chemical Industries, Ltd. Process for optical resolution of (±)-2-(3-benzoyl)-phenylpropionic acid
US5015764A (en) * 1990-06-18 1991-05-14 Ethyl Corporation Preparation of optically active aliphatic carboxylic acids

Also Published As

Publication number Publication date
DE69216952D1 (de) 1997-03-06
DE69216952T2 (de) 1997-07-10
EP0529835A2 (en) 1993-03-03
US5321154A (en) 1994-06-14
EP0529835A3 (en) 1993-04-28
ES2096724T3 (es) 1997-03-16
ATE148089T1 (de) 1997-02-15
JP3135696B2 (ja) 2001-02-19
CA2074932A1 (en) 1993-02-24
JPH05229986A (ja) 1993-09-07
EP0529835B1 (en) 1997-01-22

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