Title:
PRODUCTION OF CYCLIC LACTAM
Document Type and Number:
Japanese Patent JPS5356653
Kind Code:
A
Abstract:
gamma -lactones are converted into both known and new azetidine carboxylic acids which can be transformed readily to the corresponding beta -lactams by oxidative decarboxylation. The beta -lactams and substitution products thereof are useful intermediates in the synthesis of biologically active lactams such as nocardicin.
Inventors:
HARII ETSUCHI WATSUSERUMAN
BURUUSU ETSUCHI RIPUSATSUTSU
BURUUSU ETSUCHI RIPUSATSUTSU
Application Number:
JP12768977A
Publication Date:
May 23, 1978
Filing Date:
October 26, 1977
Export Citation:
Assignee:
RESEARCH CORP
International Classes:
C07D223/10; C07D201/02; C07D205/08; C07D205/095; C07D207/263; C07D211/76; C07D409/06; (IPC1-7): C07D201/08; C07D205/08; C07D207/26; C07D211/76; C07D223/10; C07D225/02; C07D401/06; C07D403/06; C07D409/06