Title:
PROCESS FOR PRODUCING beta-LACTAM DERIVATIVES
Document Type and Number:
WIPO Patent Application WO/1986/006723
Kind Code:
A1
Abstract:
A process for producing beta-lactam derivatives, which comprises reacting a beta-lactam derivative wherein the carboxyl group is protected and which is represented by the general formula: A-COO-X (wherein A represents a beta-lactam derivative residue, and X represents a benzyl group having an electron-donating group in the phenyl group, a diphenylmethyl group optionally having an electron-donating group in the phenyl group, or a tert-butyl group) with a phenol to obtain a beta-lactam derivative represented by the general formula: A-COOH (wherein A is the same as defined above).
Inventors:
SASAOKA MICHIO (JP)
SAITO NORIO (JP)
SHIROI TAKASHI (JP)
NAGAO SHIGEMITSU (JP)
KIKUCHI RYO (JP)
KAMEYAMA YUTAKA (JP)
SAITO NORIO (JP)
SHIROI TAKASHI (JP)
NAGAO SHIGEMITSU (JP)
KIKUCHI RYO (JP)
KAMEYAMA YUTAKA (JP)
Application Number:
PCT/JP1986/000255
Publication Date:
November 20, 1986
Filing Date:
May 17, 1986
Export Citation:
Assignee:
OTSUKA KAGAKU KK (JP)
International Classes:
C07D463/00; C07D498/04; C07D499/00; C07D499/08; C07D501/02; C07D501/04; C07D505/00; (IPC1-7): C07D471/04; C07D498/04; C07D499/08; C07D501/02
Foreign References:
| JPH04629864B | ||||
| JPH04628557B | ||||
| JPS59104393A | 1984-06-16 |
Other References:
See also references of EP 0222022A1
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