DE69731941D1 - Verfahren zur erzeugung optisch aktiver cyanohydrine - Google Patents
Verfahren zur erzeugung optisch aktiver cyanohydrineInfo
- Publication number
- DE69731941D1 DE69731941D1 DE69731941T DE69731941T DE69731941D1 DE 69731941 D1 DE69731941 D1 DE 69731941D1 DE 69731941 T DE69731941 T DE 69731941T DE 69731941 T DE69731941 T DE 69731941T DE 69731941 D1 DE69731941 D1 DE 69731941D1
- Authority
- DE
- Germany
- Prior art keywords
- configuration
- carbon atom
- optically active
- cyanohydrines
- production
- 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
- 125000004432 carbon atom Chemical group C* 0.000 abstract 6
- 229910052799 carbon Inorganic materials 0.000 abstract 5
- 150000001412 amines Chemical class 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 238000006317 isomerization reaction Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
Classifications
-
- 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
- C07C255/32—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring
- C07C255/42—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring the carbon skeleton being further substituted by singly-bound nitrogen atoms, not being further bound to other hetero atoms
- C07C255/43—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring the carbon skeleton being further substituted by singly-bound nitrogen atoms, not being further bound to other hetero atoms the carbon skeleton being further substituted by singly-bound oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4564796 | 1996-02-08 | ||
| JP4564796 | 1996-02-08 | ||
| PCT/JP1997/000319 WO1997029082A1 (fr) | 1996-02-08 | 1997-02-07 | Procede d'elaboration de cyanohydrines a activite optique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69731941D1 true DE69731941D1 (de) | 2005-01-20 |
| DE69731941T2 DE69731941T2 (de) | 2005-05-25 |
Family
ID=12725173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69731941T Expired - Fee Related DE69731941T2 (de) | 1996-02-08 | 1997-02-07 | Verfahren zur erzeugung optisch aktiver cyanohydrine |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US5900503A (de) |
| EP (1) | EP0885879B1 (de) |
| KR (1) | KR100434915B1 (de) |
| CN (1) | CN1073555C (de) |
| AT (1) | ATE284863T1 (de) |
| CA (1) | CA2236117C (de) |
| CZ (1) | CZ292996B6 (de) |
| DE (1) | DE69731941T2 (de) |
| ES (1) | ES2229329T3 (de) |
| HU (1) | HUP9901872A3 (de) |
| WO (1) | WO1997029082A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2312385A1 (en) * | 1999-06-22 | 2000-12-22 | Daiso Co., Ltd. | Process for producing erythro-3-amino-2-hydroxybutyric acid derivatives |
| JP2002080435A (ja) * | 2000-06-26 | 2002-03-19 | Kanegafuchi Chem Ind Co Ltd | ３−アミノ−２−ヒドロキシプロピオン酸誘導体の製造法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1510477A (en) * | 1975-07-22 | 1978-05-10 | Microbial Chem Res Found | Peptides and to amino acid intermediates thereof |
| US4599198A (en) * | 1985-08-02 | 1986-07-08 | Pfizer Inc. | Intermediates in polypeptide synthesis |
| IT1217567B (it) * | 1988-05-11 | 1990-03-30 | Zambon Spa | Processo diastereoselettivo per la preparazione di intermedi utili per la sintesi di derivati peptidici |
| JPH0819072B2 (ja) * | 1988-07-05 | 1996-02-28 | 財団法人相模中央化学研究所 | （２ｓ，３ｒ）−３−アミノ−２−アシルオキシ−４−フェニルブチロニトリル誘導体およびその製造方法 |
| EP0601237A1 (de) * | 1992-12-09 | 1994-06-15 | Duphar International Research B.V | Verfahren zur Herstellung optisch aktiver Cyanohydrin Derivate |
-
1997
- 1997-02-07 US US09/068,605 patent/US5900503A/en not_active Expired - Fee Related
- 1997-02-07 HU HU9901872A patent/HUP9901872A3/hu unknown
- 1997-02-07 DE DE69731941T patent/DE69731941T2/de not_active Expired - Fee Related
- 1997-02-07 KR KR10-1998-0704039A patent/KR100434915B1/ko not_active IP Right Cessation
- 1997-02-07 WO PCT/JP1997/000319 patent/WO1997029082A1/ja active IP Right Grant
- 1997-02-07 AT AT97902620T patent/ATE284863T1/de not_active IP Right Cessation
- 1997-02-07 EP EP97902620A patent/EP0885879B1/de not_active Expired - Lifetime
- 1997-02-07 CN CN97191386A patent/CN1073555C/zh not_active Expired - Fee Related
- 1997-02-07 CA CA002236117A patent/CA2236117C/en not_active Expired - Fee Related
- 1997-02-07 CZ CZ19981744A patent/CZ292996B6/cs not_active IP Right Cessation
- 1997-02-07 ES ES97902620T patent/ES2229329T3/es not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2236117A1 (en) | 1997-08-14 |
| ES2229329T3 (es) | 2005-04-16 |
| ATE284863T1 (de) | 2005-01-15 |
| CN1073555C (zh) | 2001-10-24 |
| DE69731941T2 (de) | 2005-05-25 |
| WO1997029082A1 (fr) | 1997-08-14 |
| US5900503A (en) | 1999-05-04 |
| EP0885879A4 (de) | 2002-03-20 |
| EP0885879A1 (de) | 1998-12-23 |
| HUP9901872A2 (hu) | 1999-10-28 |
| KR100434915B1 (ko) | 2004-10-20 |
| HUP9901872A3 (en) | 2001-06-28 |
| EP0885879B1 (de) | 2004-12-15 |
| KR19990071761A (ko) | 1999-09-27 |
| CN1205003A (zh) | 1999-01-13 |
| CZ174498A3 (cs) | 1998-08-12 |
| CA2236117C (en) | 2004-11-16 |
| CZ292996B6 (cs) | 2004-01-14 |
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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 |