DE69018949D1 - Herstellung von p-Acetylaminophenol aus p-Aminophenylacetat. - Google Patents
Herstellung von p-Acetylaminophenol aus p-Aminophenylacetat.Info
- Publication number
- DE69018949D1 DE69018949D1 DE69018949T DE69018949T DE69018949D1 DE 69018949 D1 DE69018949 D1 DE 69018949D1 DE 69018949 T DE69018949 T DE 69018949T DE 69018949 T DE69018949 T DE 69018949T DE 69018949 D1 DE69018949 D1 DE 69018949D1
- Authority
- DE
- Germany
- Prior art keywords
- acetylaminophenol
- aminophenylacetate
- preparation
- 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
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/10—Preparation of carboxylic acid amides from compounds not provided for in groups C07C231/02 - C07C231/08
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP33660389 | 1989-12-27 | ||
JP33660489 | 1989-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69018949D1 true DE69018949D1 (de) | 1995-06-01 |
DE69018949T2 DE69018949T2 (de) | 1995-11-23 |
Family
ID=26575525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69018949T Expired - Fee Related DE69018949T2 (de) | 1989-12-27 | 1990-12-27 | Herstellung von p-Acetylaminophenol aus p-Aminophenylacetat. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5221769A (de) |
EP (1) | EP0435263B1 (de) |
JP (1) | JP2801391B2 (de) |
DE (1) | DE69018949T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5510389A (en) * | 1994-03-02 | 1996-04-23 | The Procter & Gamble Company | Concentrated acetaminophen solution compositions |
US5856575A (en) * | 1997-01-22 | 1999-01-05 | Council Of Scientific Industrial Research | Process for the preparation of N-acetyl aminophenols |
EP2266949B1 (de) * | 2009-06-10 | 2013-05-29 | Gregoria, Liberata | Schnelle, hocheffiziente, quantitative Synthese von Paracetamol |
RU2461543C1 (ru) * | 2011-06-10 | 2012-09-20 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" | Способ получения парацетамола |
FR3109580B1 (fr) | 2020-04-27 | 2023-03-10 | Ipsomedic | Procédé de synthèse du paracétamol en continu |
CN112657542B (zh) * | 2020-12-28 | 2023-09-22 | 常州大学 | 一种以硝基苯制备对氨基酚的方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2368073A (en) * | 1943-04-12 | 1945-01-23 | Commercial Solvents Corp | Process for preparing hydroxy amides |
US3113150A (en) * | 1961-10-06 | 1963-12-03 | Sinclair Research Inc | Preparation of N-acetyl-p-aminophenol |
-
1990
- 1990-11-16 JP JP2308578A patent/JP2801391B2/ja not_active Expired - Fee Related
- 1990-12-27 US US07/634,999 patent/US5221769A/en not_active Expired - Fee Related
- 1990-12-27 EP EP90125522A patent/EP0435263B1/de not_active Expired - Lifetime
- 1990-12-27 DE DE69018949T patent/DE69018949T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2801391B2 (ja) | 1998-09-21 |
EP0435263B1 (de) | 1995-04-26 |
US5221769A (en) | 1993-06-22 |
JPH03236362A (ja) | 1991-10-22 |
DE69018949T2 (de) | 1995-11-23 |
EP0435263A1 (de) | 1991-07-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: MITSUI CHEMICALS, INC., TOKIO/TOKYO, JP |
|
8339 | Ceased/non-payment of the annual fee |