Title:
MANUFACTURE OF HETEROCYCLIC ACETIC ACID DERIVATIVE
Document Type and Number:
Japanese Patent JPS58118563
Kind Code:
A
Abstract:
Heterocyclic acetic acid derivatives of the general formula (I), wherein Y<1> and Y<2> form together a removable carbonyl protecting group, and X is a selectively removable esterifying group, are prepared by esterifying a compound of the general formula (III), wherein Y<1> and Y<2> are as defined above and R' is a removable amido protecting group other than phenyl group, and removing the protecting group R' of the resulting novel compound of the general formula (II), wherein X, R', Y<1> and Y<2> are as defined above. The compounds of the general formula (I) are valuable intermediates of the synthesis of thienamycin and thienamycin analogues.
Inventors:
KARORII REMUPERUTO
GABOORU DORESUSHIYARU
YOZUSEFU FUETSUTAA
GIYURA HORUNYATSUKU
YOZUSEFU NIITSUTORAI
GIYURA SHIMITSUGU
KARORII ZAUERU
CHIBOORU GIZURU
KARUMAN HARUSANI
GIYORUGII FUEKETE
RASUZURO SUZUPORUNII
GIYORUGII HAYOSU
GABOORU DORESUSHIYARU
YOZUSEFU FUETSUTAA
GIYURA HORUNYATSUKU
YOZUSEFU NIITSUTORAI
GIYURA SHIMITSUGU
KARORII ZAUERU
CHIBOORU GIZURU
KARUMAN HARUSANI
GIYORUGII FUEKETE
RASUZURO SUZUPORUNII
GIYORUGII HAYOSU
Application Number:
JP23485182A
Publication Date:
July 14, 1983
Filing Date:
December 27, 1982
Export Citation:
Assignee:
RICHTER GEDEON VEGYESZET
International Classes:
C07D205/08; C07D207/28; C07D405/04; C07D411/04; C07D477/00; (IPC1-7): C07D205/08; C07D487/04
Domestic Patent References:
| JPS5620571A | 1981-02-26 | |||
| JPS56150058A | 1981-11-20 | |||
| JPS56108785A | 1981-08-28 |
Attorney, Agent or Firm:
Hideto Asamura