IL79947A - 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid esters and process for their preparation - Google Patents

4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid esters and process for their preparation

Info

Publication number
IL79947A
IL79947A IL8679947A IL7994786A IL79947A IL 79947 A IL79947 A IL 79947A IL 8679947 A IL8679947 A IL 8679947A IL 7994786 A IL7994786 A IL 7994786A IL 79947 A IL79947 A IL 79947A
Authority
IL
Israel
Prior art keywords
pyrrolin
alkoxy
preparation
acetic acid
acid esters
Prior art date
Application number
IL8679947A
Other languages
English (en)
Other versions
IL79947A0 (en
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.)
Filing date
Publication date
Priority claimed from CH411985A external-priority patent/CH666025A5/de
Priority claimed from CH1958/86A external-priority patent/CH668066A5/de
Priority claimed from CH2486/86A external-priority patent/CH668423A5/de
Application filed by Lonza Ag filed Critical Lonza Ag
Publication of IL79947A0 publication Critical patent/IL79947A0/xx
Publication of IL79947A publication Critical patent/IL79947A/xx

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)
  • Pyrrole Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IL8679947A 1985-09-24 1986-09-04 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid esters and process for their preparation IL79947A (en)

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 (2)

Publication Number Publication Date
IL79947A0 IL79947A0 (en) 1986-12-31
IL79947A true IL79947A (en) 1989-12-15

Family

ID=27173369

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (11)

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

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 (fr) * 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 (fr) * 1990-06-26 1992-07-31 Lonza Ag
DE59205454D1 (de) * 1991-08-22 1996-04-04 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 (fr) * 1972-06-02 1974-04-18
IN141326B (fr) * 1975-08-13 1977-02-12 Isf Spa
IT1045043B (it) * 1975-08-13 1980-04-21 Isf Spa Derivati pirrolidinici
IT1075564B (it) * 1977-02-11 1985-04-22 Isf Spa Procedimento per la preparazione di derivati pirrolidinici
IT1075280B (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.

Also Published As

Publication number Publication date
US4780545A (en) 1988-10-25
EP0216324A3 (en) 1987-08-26
US4880940A (en) 1989-11-14
HUT41729A (en) 1987-05-28
NO171848C (no) 1993-05-12
JPH0742269B2 (ja) 1995-05-10
ES2001695A6 (es) 1988-06-01
CA1271769A (fr) 1990-07-17
IE862161L (en) 1987-03-24
NO863791D0 (no) 1986-09-23
DK453486D0 (da) 1986-09-23
IL79947A0 (en) 1986-12-31
NO863791L (no) 1987-03-25
DE3675722D1 (de) 1991-01-03
EP0216324A2 (fr) 1987-04-01
NO171848B (no) 1993-02-01
IE59030B1 (en) 1993-12-15
JPS6272662A (ja) 1987-04-03
EP0216324B1 (fr) 1990-11-22
DK453486A (da) 1987-03-25
HU195773B (en) 1988-07-28

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Legal Events

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