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Title:
AZETIDINONES
Document Type and Number:
Japanese Patent JPS5291852
Kind Code:
A
Abstract:

PURPOSE: Azetidinones or their carboxy derivatives I, II (R is amino or protected amino; R' is mercapto protector; X is nucleophile, e.g. Cl, acetyloxy, N-protected carbamoyl, 5-hydroxymethyl, methyl-1, 3,4-thiaziazol-2-yl-thio, etc.; Hal is halogen), e.g. 6-(tetrazol-1-yl-acetamido2α-chloro-methyl-2β-bromomethylpenam-3α-carboxylic acid-pmethoxybenzylester.


Inventors:
AGEO SHIYOUICHIROU
AOKI TSUTOMU
NAGATA WATARU
Application Number:
JP1976000006960
Publication Date:
August 02, 1977
Filing Date:
January 23, 1976
Export Citation:
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Assignee:
SHIONOGI SEIYAKU KK
International Classes:
C07D499/42; A61K31/397; A61K31/43; A61P31/04; C07D205/08; C07D205/095; C07D403/12; C07D417/12; C07D417/14; C07D499/00; C07D499/21; C07D499/44; C07D499/46; C07D499/60; C07D501/10; C07D501/16; (IPC1-7): C07D205/08; C07D417/12; C07D417/14; C07D499/42; C07D499/44; C07D499/06; C07D501/16; C07D501/10; C07D501/08



 
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