CH668066A5 - Verfahren zur herstellung von 4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeureester. - Google Patents
Verfahren zur herstellung von 4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeureester. Download PDFInfo
- Publication number
- CH668066A5 CH668066A5 CH1958/86A CH195886A CH668066A5 CH 668066 A5 CH668066 A5 CH 668066A5 CH 1958/86 A CH1958/86 A CH 1958/86A CH 195886 A CH195886 A CH 195886A CH 668066 A5 CH668066 A5 CH 668066A5
- Authority
- CH
- Switzerland
- Prior art keywords
- alkyl
- alkoxy
- ester
- oxo
- pyrroline
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrrole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Priority Applications (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1958/86A CH668066A5 (de) | 1986-05-14 | 1986-05-14 | Verfahren zur herstellung von 4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeureester. |
HU863310A HU195773B (en) | 1985-09-24 | 1986-08-01 | Process for preparing alkyl esters of 4-alkoxy-3-pyrrolin-2-on-1-yl-acetic acid |
IE216186A IE59030B1 (en) | 1985-09-24 | 1986-08-11 | 4-alkoxy-3-pyrrolin-2-on-1-ylacetic acid alkyl esters and process for the preparation thereof |
CS76790A CS274704B2 (en) | 1986-05-14 | 1986-08-14 | Method of 4-alkoxy-3-pyrroline-2-on-1-yl acetic acid's alkyl esters production |
IL8679947A IL79947A (en) | 1985-09-24 | 1986-09-04 | 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid esters and process for their preparation |
EP86112951A EP0216324B1 (de) | 1985-09-24 | 1986-09-19 | 4-Alkoxy-3-pyrrolin-2-on-1-yl-essigsäurealkyl- bzw. -benzylester sowie deren Herstellung |
AT86112951T ATE58527T1 (de) | 1985-09-24 | 1986-09-19 | 4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeurealkylbzw. -benzylester sowie deren herstellung. |
DE8686112951T DE3675722D1 (de) | 1985-09-24 | 1986-09-19 | 4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeurealkyl- bzw. -benzylester sowie deren herstellung. |
JP61221770A JPH0742269B2 (ja) | 1985-09-24 | 1986-09-19 | 4−アルコキシ−3−ピロリン−2−オン−1−イル−酢酸アルキルエステルおよびその製造方法 |
ES8602068A ES2001695A6 (es) | 1985-09-24 | 1986-09-22 | Procedimiento para preparar esteres alquilicos de c1-c4 de acido 4-alcoxi-3-pirrolin-2-on-1-il-acetico |
NO86863791A NO171848C (no) | 1985-09-24 | 1986-09-23 | Fremstilling av 4-alkoksy-3-pyrrolin-2-on-1-yl-eddiksyrealkylestere |
DK453486A DK453486A (da) | 1985-09-24 | 1986-09-23 | 4-alkoxy-3-pyrrolin-2-on-1-yl-eddikesyre-alkylestere samt deres fremstilling |
CA000519007A CA1271769A (en) | 1985-09-24 | 1986-09-24 | 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid alkyl esters and their production |
US06/931,849 US4780545A (en) | 1985-09-24 | 1986-11-18 | Production of 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid alkyl esters |
SU874203443A SU1486057A3 (ru) | 1986-05-14 | 1987-10-12 | СПОСОБ ПОЛУЧЕНИЯ С ,,-С4-АЛКИЛОВЫХ ЭФИРОВ 4-АЛКОКСИ-3-ПИРРОЛИН-2—ОН—1— ИЛУКСУСНОЙ кислоты. |
US07/147,275 US4880940A (en) | 1985-09-24 | 1988-07-22 | 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid alkyl esters |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1958/86A CH668066A5 (de) | 1986-05-14 | 1986-05-14 | Verfahren zur herstellung von 4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeureester. |
Publications (1)
Publication Number | Publication Date |
---|---|
CH668066A5 true CH668066A5 (de) | 1988-11-30 |
Family
ID=4222573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1958/86A CH668066A5 (de) | 1985-09-24 | 1986-05-14 | Verfahren zur herstellung von 4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeureester. |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH668066A5 (ru) |
CS (1) | CS274704B2 (ru) |
SU (1) | SU1486057A3 (ru) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5276164A (en) * | 1990-06-26 | 1994-01-04 | Lonza Ltd. | Process for the production of 4-hydroxy-2-oxopyrrolidin-1-yl-acetamide |
-
1986
- 1986-05-14 CH CH1958/86A patent/CH668066A5/de not_active IP Right Cessation
- 1986-08-14 CS CS76790A patent/CS274704B2/cs unknown
-
1987
- 1987-10-12 SU SU874203443A patent/SU1486057A3/ru active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5276164A (en) * | 1990-06-26 | 1994-01-04 | Lonza Ltd. | Process for the production of 4-hydroxy-2-oxopyrrolidin-1-yl-acetamide |
US5371237A (en) * | 1990-06-26 | 1994-12-06 | Lonza Ltd. | Process for the production of 4-hydroxy-2-oxopyrrolidin-1-yl-acetamide |
Also Published As
Publication number | Publication date |
---|---|
CS76790A2 (en) | 1990-11-14 |
CS274704B2 (en) | 1991-09-15 |
SU1486057A3 (ru) | 1989-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |