DE68928788D1 - Verfahren zur Herstellung von optisch aktiven 3,4-Dihydroxybuttersäurederivaten - Google Patents
Verfahren zur Herstellung von optisch aktiven 3,4-DihydroxybuttersäurederivatenInfo
- Publication number
- DE68928788D1 DE68928788D1 DE68928788T DE68928788T DE68928788D1 DE 68928788 D1 DE68928788 D1 DE 68928788D1 DE 68928788 T DE68928788 T DE 68928788T DE 68928788 T DE68928788 T DE 68928788T DE 68928788 D1 DE68928788 D1 DE 68928788D1
- Authority
- DE
- Germany
- Prior art keywords
- preparation
- optically active
- acid derivatives
- dihydroxybutyric acid
- dihydroxybutyric
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/01—Saturated compounds having only one carboxyl group and containing hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/16—Preparation of optical isomers
- C07C231/18—Preparation of optical isomers by stereospecific synthesis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C235/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
- C07C235/02—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
- C07C235/04—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
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/11—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound oxygen atoms bound to the same saturated acyclic carbon skeleton
- C07C255/12—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound oxygen atoms bound to the same saturated acyclic carbon skeleton containing cyano groups and hydroxy groups bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/08—Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10685688 | 1988-04-27 | ||
JP1082466A JP2691363B2 (ja) | 1988-04-27 | 1989-03-31 | 光学活性3,4―ジヒドロキシ酪酸誘導体の製造法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68928788D1 true DE68928788D1 (de) | 1998-09-24 |
DE68928788T2 DE68928788T2 (de) | 1999-01-28 |
Family
ID=26423476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68928788T Expired - Fee Related DE68928788T2 (de) | 1988-04-27 | 1989-04-26 | Verfahren zur Herstellung von optisch aktiven 3,4-Dihydroxybuttersäurederivaten |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0339618B1 (de) |
JP (1) | JP2691363B2 (de) |
KR (1) | KR920000953B1 (de) |
DE (1) | DE68928788T2 (de) |
ES (1) | ES2120403T3 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100461570B1 (ko) * | 1998-11-19 | 2005-04-06 | 삼성정밀화학 주식회사 | 키랄 3,4-디하이드록시부티르산의 제조방법 |
JP2007297301A (ja) * | 2006-04-28 | 2007-11-15 | Daiso Co Ltd | 3,4−ジヒドロキシ−3−メチルブチロニトリルの製造法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5331642A (en) * | 1976-09-02 | 1978-03-25 | Sumitomo Chem Co Ltd | Preparation of benzyl cyanides |
CA1289973C (en) * | 1986-08-26 | 1991-10-01 | Kazuhiko Katayama | Process for preparing 3-halogeno-2- hydroxypropyltrimethylammonium halide |
-
1989
- 1989-03-31 JP JP1082466A patent/JP2691363B2/ja not_active Expired - Lifetime
- 1989-04-26 EP EP89107575A patent/EP0339618B1/de not_active Expired - Lifetime
- 1989-04-26 ES ES89107575T patent/ES2120403T3/es not_active Expired - Lifetime
- 1989-04-26 DE DE68928788T patent/DE68928788T2/de not_active Expired - Fee Related
- 1989-04-27 KR KR1019890005563A patent/KR920000953B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0339618A3 (de) | 1991-07-03 |
JPH0242050A (ja) | 1990-02-13 |
JP2691363B2 (ja) | 1997-12-17 |
ES2120403T3 (es) | 1998-11-01 |
KR920000953B1 (ko) | 1992-01-31 |
EP0339618A2 (de) | 1989-11-02 |
DE68928788T2 (de) | 1999-01-28 |
EP0339618B1 (de) | 1998-08-19 |
KR900016084A (ko) | 1990-11-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |