ATE185549T1 - Wässriges verfahren zur herstellung von amido- carboxylsäuren durch umsetzung von aminosäuren mit carbonsäureanhydriden - Google Patents
Wässriges verfahren zur herstellung von amido- carboxylsäuren durch umsetzung von aminosäuren mit carbonsäureanhydridenInfo
- Publication number
- ATE185549T1 ATE185549T1 AT95915609T AT95915609T ATE185549T1 AT E185549 T1 ATE185549 T1 AT E185549T1 AT 95915609 T AT95915609 T AT 95915609T AT 95915609 T AT95915609 T AT 95915609T AT E185549 T1 ATE185549 T1 AT E185549T1
- Authority
- AT
- Austria
- Prior art keywords
- amido
- carboxylic
- involves
- acids
- reaction
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/02—Preparation of carboxylic acid amides from carboxylic acids or from esters, anhydrides, or halides thereof by reaction with ammonia or amines
-
- 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
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/228,613 US5391780A (en) | 1994-04-15 | 1994-04-15 | Aqueous process for preparing amido-carboxylic acids by reacting an aminoacid with a carboxylic acid anhydride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE185549T1 true ATE185549T1 (de) | 1999-10-15 |
Family
ID=22857910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT95915609T ATE185549T1 (de) | 1994-04-15 | 1995-04-07 | Wässriges verfahren zur herstellung von amido- carboxylsäuren durch umsetzung von aminosäuren mit carbonsäureanhydriden |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5391780A (de) |
| EP (1) | EP0755375B1 (de) |
| JP (1) | JPH09512524A (de) |
| CN (1) | CN1146198A (de) |
| AT (1) | ATE185549T1 (de) |
| AU (1) | AU683558B2 (de) |
| DE (1) | DE69512771T2 (de) |
| ES (1) | ES2136845T3 (de) |
| FI (1) | FI964122L (de) |
| WO (1) | WO1995028381A1 (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2272535A1 (en) | 1996-12-17 | 1998-06-25 | The Procter & Gamble Company | Process for the preparation of n-(alkanoyl)aminoalkanoyloxy benzenesulfonates |
| CA2300943A1 (en) | 1997-08-20 | 1999-02-25 | The Procter & Gamble Company | Process for preparing and/or purifying amido acid phenyl ester sulfonates |
| EP1131285A2 (de) | 1998-11-20 | 2001-09-12 | The Procter & Gamble Company | Verbesserte synthese von bleichaktivatoren |
| WO2001092209A2 (en) | 2000-06-02 | 2001-12-06 | Eastman Chemical Company | Process for hydrolyzing amido-carboxylic acid esters into amido-carboxylic acids |
| US6500973B2 (en) | 2000-06-02 | 2002-12-31 | Eastman Chemical Company | Extractive solution crystallization of chemical compounds |
| US6498124B2 (en) | 2000-06-02 | 2002-12-24 | Eastman Chemical Company | Isolation of phenyl ester salts from mixtures comprising sulfolane |
| US6527690B2 (en) | 2000-06-02 | 2003-03-04 | Bhaskar Krishna Arumugam | Purification of phenyl ester salts |
| US6660712B2 (en) | 2000-06-02 | 2003-12-09 | Dale Elbert Van Sickle | Stabilization of amido acids with antioxidants |
| CN101284798B (zh) * | 2008-05-29 | 2011-03-23 | 重庆南松医药科技股份有限公司 | N-乙酰甘氨酸的环保合成方法 |
| CN110256268A (zh) * | 2019-07-02 | 2019-09-20 | 扬州中宝药业股份有限公司 | 一种氨基己酸的制备方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2453234A (en) * | 1946-08-14 | 1948-11-09 | American Enka Corp | Process for the preparation of amino-carboxylic-acids from lactams |
| GB648889A (en) * | 1946-08-14 | 1951-01-17 | Algemene Kunstzijde Unie Nv | Improved process for the preparation of amino-carboxylic-acids from lactams |
| NL186062B (nl) * | 1953-03-19 | Oreal | Oplossing van ten minste een essentieel vetzuur of een mengsel daarvan in een plantaardige olie, alsmede cosmetisch preparaat, dat een dergelijke oplossing bevat. | |
| US2867654A (en) * | 1955-01-27 | 1959-01-06 | Schwarz Lab Inc | Acylation of alpha-monoamino carboxylic acids |
| US2956068A (en) * | 1956-08-28 | 1960-10-11 | Henkel & Compagnie G M B H | Preparation of acylamino carboxylic acids |
| US3796751A (en) * | 1970-10-12 | 1974-03-12 | Allied Chem | Preparation of n-acyl amino alkanoic acids |
-
1994
- 1994-04-15 US US08/228,613 patent/US5391780A/en not_active Expired - Fee Related
-
1995
- 1995-04-07 JP JP7527029A patent/JPH09512524A/ja not_active Ceased
- 1995-04-07 EP EP95915609A patent/EP0755375B1/de not_active Expired - Lifetime
- 1995-04-07 DE DE69512771T patent/DE69512771T2/de not_active Expired - Fee Related
- 1995-04-07 AT AT95915609T patent/ATE185549T1/de not_active IP Right Cessation
- 1995-04-07 WO PCT/US1995/004344 patent/WO1995028381A1/en active IP Right Grant
- 1995-04-07 CN CN95192592A patent/CN1146198A/zh active Pending
- 1995-04-07 ES ES95915609T patent/ES2136845T3/es not_active Expired - Lifetime
- 1995-04-07 AU AU22438/95A patent/AU683558B2/en not_active Ceased
-
1996
- 1996-10-14 FI FI964122A patent/FI964122L/fi unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US5391780A (en) | 1995-02-21 |
| FI964122A0 (fi) | 1996-10-14 |
| EP0755375B1 (de) | 1999-10-13 |
| ES2136845T3 (es) | 1999-12-01 |
| WO1995028381A1 (en) | 1995-10-26 |
| AU2243895A (en) | 1995-11-10 |
| DE69512771D1 (de) | 1999-11-18 |
| EP0755375A1 (de) | 1997-01-29 |
| DE69512771T2 (de) | 2000-03-23 |
| AU683558B2 (en) | 1997-11-13 |
| CN1146198A (zh) | 1997-03-26 |
| JPH09512524A (ja) | 1997-12-16 |
| FI964122L (fi) | 1996-10-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |