CS269994B2 - Method of tetronic acid production - Google Patents
Method of tetronic acid production Download PDFInfo
- Publication number
- CS269994B2 CS269994B2 CS874704A CS470487A CS269994B2 CS 269994 B2 CS269994 B2 CS 269994B2 CS 874704 A CS874704 A CS 874704A CS 470487 A CS470487 A CS 470487A CS 269994 B2 CS269994 B2 CS 269994B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- acid
- pyrrolin
- benzyl alcohol
- kpa
- process according
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/30—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
- C07D207/34—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D207/36—Oxygen or sulfur atoms
- C07D207/38—2-Pyrrolones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oncology (AREA)
- Pharmacology & Pharmacy (AREA)
- Communicable Diseases (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pyrrole Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2566/86A CH668422A5 (de) | 1986-06-26 | 1986-06-26 | 4-benzyloxy-3-pyrrolin-2-on, dessen herstellung und verwendung zur synthese von tetramsaeure. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS470487A2 CS470487A2 (en) | 1989-09-12 |
| CS269994B2 true CS269994B2 (en) | 1990-05-14 |
Family
ID=4236686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS874704A CS269994B2 (en) | 1986-06-26 | 1987-06-24 | Method of tetronic acid production |
Country Status (15)
| Country | Link |
|---|---|
| US (2) | US4855451A (fr) |
| EP (1) | EP0252363B1 (fr) |
| JP (1) | JPH0737444B2 (fr) |
| AT (1) | ATE59635T1 (fr) |
| CA (2) | CA1277670C (fr) |
| CH (1) | CH668422A5 (fr) |
| CS (1) | CS269994B2 (fr) |
| DE (1) | DE3766898D1 (fr) |
| DK (1) | DK164050C (fr) |
| ES (1) | ES2019603B3 (fr) |
| HU (1) | HUT44510A (fr) |
| IE (1) | IE60334B1 (fr) |
| IL (1) | IL82936A (fr) |
| NO (1) | NO172689C (fr) |
| SU (1) | SU1470179A3 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE124396T1 (de) * | 1988-09-06 | 1995-07-15 | Lonza Ag | Verfahren zur herstellung von 5- alkyltetramsäuren. |
| JPH0814219B2 (ja) * | 1991-12-04 | 1996-02-14 | 株式会社中西エンジニアリング | 内倒れ式上下動窓 |
| US7741327B2 (en) | 2008-04-16 | 2010-06-22 | Hoffmann-La Roche Inc. | Pyrrolidinone glucokinase activators |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2784191A (en) * | 1957-03-05 | Process for the production of lactams | ||
| US2535010A (en) * | 1948-10-02 | 1950-12-19 | Rohm & Haas | Transetherification of beta-ethersubstituted esters |
| DE850007C (de) * | 1950-12-22 | 1952-09-22 | Basf Ag | Verfahren zur Herstellung von N-Aryl-ª‡-pyrrolidonen |
| US3299095A (en) * | 1964-04-16 | 1967-01-17 | Merck & Co Inc | 1-benzyl tetramic acid derivatives |
| JPS4941521A (fr) * | 1972-06-02 | 1974-04-18 | ||
| IT1045043B (it) * | 1975-08-13 | 1980-04-21 | Isf Spa | Derivati pirrolidinici |
| IT1075280B (it) * | 1977-02-11 | 1985-04-22 | Isf Spa | Procedimento per la preparazione di derivati pirrolidinici |
| IT1075564B (it) * | 1977-02-11 | 1985-04-22 | Isf Spa | Procedimento per la preparazione di derivati pirrolidinici |
| JPS5812272B2 (ja) * | 1981-04-28 | 1983-03-07 | 電気化学工業株式会社 | ４−ヒドロキシ−２−ピロリドンの製造法 |
| FI83510C (fi) * | 1985-02-22 | 1991-07-25 | Ciba Geigy Ag | Foerfarande foer framstaellning av nya, terapeutiskt anvaendbara bi-2h- pyrroli(di)ndioner. |
-
1986
- 1986-06-26 CH CH2566/86A patent/CH668422A5/de not_active IP Right Cessation
-
1987
- 1987-06-03 IE IE146887A patent/IE60334B1/en not_active IP Right Cessation
- 1987-06-10 US US07/060,338 patent/US4855451A/en not_active Expired - Fee Related
- 1987-06-17 SU SU874202756A patent/SU1470179A3/ru active
- 1987-06-19 CA CA000540174A patent/CA1277670C/fr not_active Expired - Fee Related
- 1987-06-21 IL IL82936A patent/IL82936A/xx not_active IP Right Cessation
- 1987-06-22 JP JP62155253A patent/JPH0737444B2/ja not_active Expired - Lifetime
- 1987-06-23 ES ES87108974T patent/ES2019603B3/es not_active Expired - Lifetime
- 1987-06-23 DE DE8787108974T patent/DE3766898D1/de not_active Expired - Fee Related
- 1987-06-23 AT AT87108974T patent/ATE59635T1/de not_active IP Right Cessation
- 1987-06-23 EP EP87108974A patent/EP0252363B1/fr not_active Expired - Lifetime
- 1987-06-24 CS CS874704A patent/CS269994B2/cs unknown
- 1987-06-25 HU HU872884A patent/HUT44510A/hu unknown
- 1987-06-25 NO NO872670A patent/NO172689C/no unknown
- 1987-06-25 DK DK325287A patent/DK164050C/da not_active IP Right Cessation
-
1988
- 1988-04-28 US US07/187,547 patent/US4812578A/en not_active Expired - Fee Related
-
1990
- 1990-08-09 CA CA000615813A patent/CA1304385C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4812578A (en) | 1989-03-14 |
| IL82936A0 (en) | 1987-12-20 |
| DK164050C (da) | 1992-09-28 |
| NO172689C (no) | 1993-08-25 |
| DE3766898D1 (de) | 1991-02-07 |
| ES2019603B3 (es) | 1991-07-01 |
| DK325287D0 (da) | 1987-06-25 |
| NO172689B (no) | 1993-05-18 |
| IE60334B1 (en) | 1994-06-29 |
| DK164050B (da) | 1992-05-04 |
| EP0252363B1 (fr) | 1991-01-02 |
| NO872670D0 (no) | 1987-06-25 |
| HUT44510A (en) | 1988-03-28 |
| IL82936A (en) | 1991-01-31 |
| ATE59635T1 (de) | 1991-01-15 |
| NO872670L (no) | 1987-12-28 |
| JPS638367A (ja) | 1988-01-14 |
| DK325287A (da) | 1987-12-27 |
| SU1470179A3 (ru) | 1989-03-30 |
| CA1304385C (fr) | 1992-06-30 |
| EP0252363A1 (fr) | 1988-01-13 |
| US4855451A (en) | 1989-08-08 |
| CS470487A2 (en) | 1989-09-12 |
| JPH0737444B2 (ja) | 1995-04-26 |
| IE871468L (en) | 1987-12-26 |
| CH668422A5 (de) | 1988-12-30 |
| CA1277670C (fr) | 1990-12-11 |
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