NO863791L - 4-alkoksy-3-pyrrolin-2-on-1-yl-eddiksyrealkylestere samt fremstilling av dem. - Google Patents

4-alkoksy-3-pyrrolin-2-on-1-yl-eddiksyrealkylestere samt fremstilling av dem.

Info

Publication number: NO863791L
Authority: NO; Norway
Prior art keywords: coolesters; acylic; alcoxy; pyrrolin; acetic
Prior art date: 1985-09-24

Application number

NO86863791A

Other languages

English (en)

Other versions

NO171848B (no

NO863791D0 (no

NO171848C (no

Inventor

Thomas Meul

Leander Tenud

Laurent Duc

John Mcgarrity

Original Assignee

Lonza Ag

Priority date (The priority date 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 date listed.)

1985-09-24

Filing date

1986-09-23

Publication date

1987-03-25

1985-09-24 Priority claimed from CH411985A external-priority patent/CH666025A5/de

1986-05-14 Priority claimed from CH1958/86A external-priority patent/CH668066A5/de

1986-06-19 Priority claimed from CH2486/86A external-priority patent/CH668423A5/de

1986-09-23 Application filed by Lonza Ag filed Critical Lonza Ag

1986-09-23 Publication of NO863791D0 publication Critical patent/NO863791D0/no

1987-03-25 Publication of NO863791L publication Critical patent/NO863791L/no

1993-02-01 Publication of NO171848B publication Critical patent/NO171848B/no

1993-05-12 Publication of NO171848C publication Critical patent/NO171848C/no

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)
Pyrrole Compounds (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

NO86863791A 1985-09-24 1986-09-23 Fremstilling av 4-alkoksy-3-pyrrolin-2-on-1-yl-eddiksyrealkylestere NO171848C (no)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
CH411985A CH666025A5 (de)	1985-09-24	1985-09-24	4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeurealkylester sowie deren herstellung.
CH1958/86A CH668066A5 (de)	1986-05-14	1986-05-14	Verfahren zur herstellung von 4-alkoxy-3-pyrrolin-2-on-1-yl-essigsaeureester.
CH2486/86A CH668423A5 (de)	1986-06-19	1986-06-19	Verfahren zur herstellung von 4-alkoxy-3-pyrrolin-2-onen.

Publications (4)

Publication Number	Publication Date
NO863791D0 NO863791D0 (no)	1986-09-23
NO863791L true NO863791L (no)	1987-03-25
NO171848B NO171848B (no)	1993-02-01
NO171848C NO171848C (no)	1993-05-12

Family

ID=27173369

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO86863791A NO171848C (no)	1985-09-24	1986-09-23	Fremstilling av 4-alkoksy-3-pyrrolin-2-on-1-yl-eddiksyrealkylestere

Country Status (11)

Country	Link
US (2)	US4780545A (no)
EP (1)	EP0216324B1 (no)
JP (1)	JPH0742269B2 (no)
CA (1)	CA1271769A (no)
DE (1)	DE3675722D1 (no)
DK (1)	DK453486A (no)
ES (1)	ES2001695A6 (no)
HU (1)	HU195773B (no)
IE (1)	IE59030B1 (no)
IL (1)	IL79947A (no)
NO (1)	NO171848C (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DK356288A (da) *	1987-07-30	1989-01-31	Lonza Ag	Fremgangsmaade til fremstilling af n-((4-hydroxy-pyrrolidin-2-on-1-yl)-acetyl)-glycinamid
CH675242A5 (no) *	1988-06-14	1990-09-14	Lonza Ag
ATE124396T1 (de) *	1988-09-06	1995-07-15	Lonza Ag	Verfahren zur herstellung von 5- alkyltetramsäuren.
JP2844868B2 (ja) *	1989-07-20	1999-01-13	ロンザリミテッド	テトロン酸アルキルエステルの製造方法
CH680293A5 (no) *	1990-06-26	1992-07-31	Lonza Ag
ATE134610T1 (de) *	1991-08-22	1996-03-15	Lonza Ag	Verfahren zur herstellung von optisch aktiven 4- amino-3-hydroxycarbonsäuren
AU666729B2 (en) *	1992-06-11	1996-02-22	Lonza Ltd	Process for preparing tetronic acid alkyl esters

Family Cites Families (11)

* Cited by examiner, † Cited by third party
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 (no) *	1972-06-02	1974-04-18
IT1045043B (it) *	1975-08-13	1980-04-21	Isf Spa	Derivati pirrolidinici
IN141326B (no) *	1975-08-13	1977-02-12	Isf Spa
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
- 1986-08-01 HU HU863310A patent/HU195773B/hu not_active IP Right Cessation
- 1986-08-11 IE IE216186A patent/IE59030B1/en not_active IP Right Cessation
- 1986-09-04 IL IL8679947A patent/IL79947A/xx not_active IP Right Cessation
- 1986-09-19 DE DE8686112951T patent/DE3675722D1/de not_active Expired - Fee Related
- 1986-09-19 JP JP61221770A patent/JPH0742269B2/ja not_active Expired - Lifetime
- 1986-09-19 EP EP86112951A patent/EP0216324B1/de not_active Expired - Lifetime
- 1986-09-22 ES ES8602068A patent/ES2001695A6/es not_active Expired
- 1986-09-23 NO NO86863791A patent/NO171848C/no unknown
- 1986-09-23 DK DK453486A patent/DK453486A/da not_active Application Discontinuation
- 1986-09-24 CA CA000519007A patent/CA1271769A/en not_active Expired - Fee Related
- 1986-11-18 US US06/931,849 patent/US4780545A/en not_active Expired - Fee Related
1988
- 1988-07-22 US US07/147,275 patent/US4880940A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DK453486A (da)	1987-03-25
IE59030B1 (en)	1993-12-15
IE862161L (en)	1987-03-24
HU195773B (en)	1988-07-28
JPH0742269B2 (ja)	1995-05-10
NO171848B (no)	1993-02-01
EP0216324A3 (en)	1987-08-26
US4780545A (en)	1988-10-25
IL79947A0 (en)	1986-12-31
HUT41729A (en)	1987-05-28
ES2001695A6 (es)	1988-06-01
DE3675722D1 (de)	1991-01-03
EP0216324A2 (de)	1987-04-01
JPS6272662A (ja)	1987-04-03
NO863791D0 (no)	1986-09-23
CA1271769A (en)	1990-07-17
NO171848C (no)	1993-05-12
EP0216324B1 (de)	1990-11-22
US4880940A (en)	1989-11-14
IL79947A (en)	1989-12-15
DK453486D0 (da)	1986-09-23

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