Title:
3-METHYLENE-CEPHALOSPORIN DERIVATIVES
Document Type and Number:
Japanese Patent JPS5283583
Kind Code:
A
Abstract:
PURPOSE: 3-Methylene-cephalosporin derivatives of formula I (R1 and R2 are H, amino-protecting group, or in combination may form an amino-protecting group; R3 and R4 form a primary amino residue, a secondary amino residue, or an ammonium residue in the form of -NR3R4, etc.); for example, 7-phenoxyacetamido-3-methylene-cepham-4-carboxylic acid pyrrolidide.
Inventors:
ICHIKAWA YATAROU
NAKAGAWA KOUJI
TSURUTA HIDEKI
YOSHIDA EIJI
YAMAGUCHI HISAO
KATOU YOSHIKI
OOBA TAKEO
OZAWA KENJI
NAKAGAWA KOUJI
TSURUTA HIDEKI
YOSHIDA EIJI
YAMAGUCHI HISAO
KATOU YOSHIKI
OOBA TAKEO
OZAWA KENJI
Application Number:
JP15876A
Publication Date:
July 12, 1977
Filing Date:
January 01, 1976
Export Citation:
Assignee:
TEIJIN LTD
International Classes:
C07D501/14; A61K31/545; A61K31/546; A61P31/04; C07D501/22; (IPC1-7): A61K31/545; C07D501/22