IL73060A - Process for the racemization of optically active aminoacids - Google Patents
Process for the racemization of optically active aminoacidsInfo
- Publication number
- IL73060A IL73060A IL73060A IL7306084A IL73060A IL 73060 A IL73060 A IL 73060A IL 73060 A IL73060 A IL 73060A IL 7306084 A IL7306084 A IL 7306084A IL 73060 A IL73060 A IL 73060A
- Authority
- IL
- Israel
- Prior art keywords
- racemization
- optically active
- carboxylic acids
- active aminoacids
- aminoacids
- Prior art date
Links
- 230000006340 racemization Effects 0.000 title abstract 3
- 235000001014 amino acid Nutrition 0.000 title abstract 2
- 150000001413 amino acids Chemical class 0.000 title abstract 2
- 150000001735 carboxylic acids Chemical class 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 230000002255 enzymatic effect Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/30—Phosphinic acids [R2P(=O)(OH)]; Thiophosphinic acids ; [R2P(=X1)(X2H) (X1, X2 are each independently O, S or Se)]
- C07F9/301—Acyclic saturated acids which can have further substituents on alkyl
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833334849 DE3334849A1 (de) | 1983-09-27 | 1983-09-27 | Verfahren zur racemisierung optisch aktiver aminosaeuren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL73060A0 IL73060A0 (en) | 1984-12-31 |
| IL73060A true IL73060A (en) | 1989-07-31 |
Family
ID=6210138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL73060A IL73060A (en) | 1983-09-27 | 1984-09-25 | Process for the racemization of optically active aminoacids |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4638086A (zh) |
| EP (1) | EP0137371B1 (zh) |
| JP (1) | JPS6094948A (zh) |
| AT (1) | ATE43570T1 (zh) |
| AU (1) | AU581185B2 (zh) |
| CA (1) | CA1231349A (zh) |
| DE (2) | DE3334849A1 (zh) |
| DK (1) | DK460784A (zh) |
| IL (1) | IL73060A (zh) |
| ZA (1) | ZA847569B (zh) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3435095C2 (de) * | 1984-09-25 | 1986-07-24 | Degussa Ag, 6000 Frankfurt | Verfahren zur Racemisierung von N-Acetyl-D(L)-α-aminocarbonsäuren |
| DE3817191A1 (de) * | 1988-05-20 | 1989-11-30 | Hoechst Ag | Verfahren zur racemisierung von optisch aktiver d-2-n-phenacetylamino-4- methylphosphinobuttersaeure |
| CA2201780C (en) * | 1994-10-07 | 2007-01-09 | Ulrich Conrad Dyer | Racemisation of precursors to levobupivacaine and analogues thereof |
| US6156900A (en) * | 1994-10-07 | 2000-12-05 | Darwin Discovery Limited | Racemization of precursors to levobupivacaine and analogues thereof |
| DE19546531A1 (de) * | 1995-12-13 | 1997-06-19 | Degussa | Verfahren zur Racemisierung von N-Acetyl-D(L)-alpha-aminocarbonsäuren |
| DE19649827A1 (de) * | 1996-12-02 | 1998-06-04 | Bayer Ag | Verfahren zur Racemisierung von substituierten 4-Ketocarbonsäuren |
| DE10013599A1 (de) * | 2000-03-18 | 2001-09-20 | Aventis Res & Tech Gmbh & Co | Verfahren zur Racemisierung von N-Acylaminosäuren mittels Übergangsmetallkatalysatoren |
| CN109456220B (zh) * | 2018-11-16 | 2021-10-08 | 浙江工业大学 | 一种手性n-苯乙酰氨基酸及其衍生物的消旋方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2071327A (en) * | 1935-08-15 | 1937-02-23 | Rudolph S Bley | Process of racemizing amino acids |
| US3213106A (en) * | 1961-11-16 | 1965-10-19 | Ajinomoto Kk | Process of racemizing optically active alpha acids |
| US3458568A (en) * | 1965-02-19 | 1969-07-29 | Toa Gosei Chem Ind | Process for preparing an optically inactive amino acid from an optically active amino acid |
| CH505056A (de) * | 1968-12-27 | 1971-03-31 | Hoffmann La Roche | Verfahren zur Herstellung von L-3-(3',4'-Dihydroxyphenyl)-alanin |
| DE1963991C3 (de) * | 1969-12-20 | 1975-05-15 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Gewinnung eines Derivates von L-3,4-dihydroxyphenylalanin |
| GB1369462A (en) * | 1971-11-23 | 1974-10-09 | Beecham Group Ltd | Enzymic resolution of racemic n-acyl-dl-amino acids |
| GB1417060A (en) * | 1972-10-19 | 1975-12-10 | Ajinomoto Kk | Racemization of optically active n-acyl amino acids |
| JPS5318006B2 (zh) * | 1973-09-28 | 1978-06-13 | ||
| US4226941A (en) * | 1979-09-27 | 1980-10-07 | Meiji Seika Kaisha, Ltd. | Process for the optical resolution of d,l-2-amino-4-methylphosphinobutyric acid |
| US4260815A (en) * | 1979-10-09 | 1981-04-07 | American Cyanamid Company | Process for preparing a solution of DL-mandelic acid |
| DE3048612C2 (de) * | 1980-12-23 | 1982-12-02 | Hoechst Ag, 6000 Frankfurt | "Verfahren zur enzymatischen Trennung von L-2-Ami no-4-methylphosphinobuttersäure" |
| US4401820A (en) * | 1981-01-23 | 1983-08-30 | Tanabe Seiyaku Co., Ltd. | Process for racemizing optically active α-amino acids or a salt thereof |
-
1983
- 1983-09-27 DE DE19833334849 patent/DE3334849A1/de not_active Withdrawn
-
1984
- 1984-09-20 EP EP84111206A patent/EP0137371B1/de not_active Expired
- 1984-09-20 DE DE8484111206T patent/DE3478433D1/de not_active Expired
- 1984-09-20 AT AT84111206T patent/ATE43570T1/de not_active IP Right Cessation
- 1984-09-25 IL IL73060A patent/IL73060A/xx not_active IP Right Cessation
- 1984-09-25 US US06/654,266 patent/US4638086A/en not_active Expired - Fee Related
- 1984-09-26 JP JP59199687A patent/JPS6094948A/ja active Granted
- 1984-09-26 AU AU33555/84A patent/AU581185B2/en not_active Ceased
- 1984-09-26 CA CA000464047A patent/CA1231349A/en not_active Expired
- 1984-09-26 DK DK460784A patent/DK460784A/da not_active Application Discontinuation
- 1984-09-26 ZA ZA847569A patent/ZA847569B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE3334849A1 (de) | 1985-04-04 |
| AU3355584A (en) | 1985-04-04 |
| DE3478433D1 (en) | 1989-07-06 |
| ZA847569B (en) | 1985-05-29 |
| DK460784A (da) | 1985-03-28 |
| EP0137371B1 (de) | 1989-05-31 |
| CA1231349A (en) | 1988-01-12 |
| DK460784D0 (da) | 1984-09-26 |
| JPS6094948A (ja) | 1985-05-28 |
| EP0137371A2 (de) | 1985-04-17 |
| US4638086A (en) | 1987-01-20 |
| EP0137371A3 (en) | 1985-12-27 |
| ATE43570T1 (de) | 1989-06-15 |
| IL73060A0 (en) | 1984-12-31 |
| AU581185B2 (en) | 1989-02-16 |
| JPH0528697B2 (zh) | 1993-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2626288B1 (zh) | ||
| ES2064385T3 (es) | Reaccion de transvinilacion. | |
| DE3378206D1 (en) | Process for the preparation of a free alpha-l-amino acid | |
| AU581185B2 (en) | Process for the racemization of optically active aminoacids | |
| GB1448316A (en) | Racemization of optically active 2,2-dimethyl-3,1,-alkenyl- cyclopropane-1-carboxylic acids | |
| DE3260326D1 (en) | Process for preparing optically active carboxylic acids | |
| SE8403933D0 (sv) | Production of l-amino acids from alpha-keto acids | |
| EP0483831A3 (en) | Process for separating an organic acid or acids from an organic acid-containing solution | |
| ATE41154T1 (de) | Verfahren zur herstellung alkanphosphoniger saeuren. | |
| DE3563858D1 (en) | Process for the preparation of l-alpha-aminoacids | |
| ATE2441T1 (de) | Verfahren zur enzymatischen herstellung von aldonsaeuren. | |
| SE7902046L (sv) | Forfarande for framstellning av partiella hydrolysat av tetra-(2-alkoxietyl)-silikat | |
| ATE91711T1 (de) | Verfahren zur enzymatischen hydrolyse von alpha- aminoadipinyl-monoaminoverbindungen. | |
| NO158383C (no) | Fremgangsmaate for forbedring og stabilisering av farven paa karboksylsyre. | |
| DE3478614D1 (en) | Process for the continuous enzymatic conversion of alpha-hydroxycarboxylic acids into the corresponding optically active alpha-amino carboxylic acids | |
| DK537789D0 (da) | Fremgangsmaade til fremstilling af 3-chlor-2,4,5-triflourbenzoesyre | |
| DE3778497D1 (de) | Verfahren zur isomerisierung von 2-pentensaeureestern zu 3-pentensaeureestern. | |
| DE3261465D1 (en) | Process for the manufacture of l-proline | |
| ATE13527T1 (de) | Verfahren zur herstellung von beta-hydroxy-alpha- aminocarbonsaeuren. | |
| BG49274A3 (en) | Method for preparing esters of 1- aminodicarbonate acid | |
| SE8103635L (sv) | Sett att framstella dikamba med hog halt | |
| KR830007668A (ko) | 6-아미노페니실란산 유도체의 제조방법 | |
| GB814280A (en) | Improvements in or relating to the purification of lysine | |
| MY105302A (en) | Process for dehydrating corticosteroid intermediates. | |
| ATE14872T1 (de) | Verfahren zur herstellung von pinakolon. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RH | Patent void |