EP 0000100 B1 19820203 - 7-ACYLAMINO-3-(1-(2-SULFAMOYLAMINOETHYL)-TETRAZOL-5-YLTHIOMETHYL)-3-CEPHEM-4-CARBOXYLIC ACIDS, A PROCESS FOR THEIR PREPARATION AND COMPOSITIONS CONTAINING THEM
Title (en)
7-ACYLAMINO-3-(1-(2-SULFAMOYLAMINOETHYL)-TETRAZOL-5-YLTHIOMETHYL)-3-CEPHEM-4-CARBOXYLIC ACIDS, A PROCESS FOR THEIR PREPARATION AND COMPOSITIONS CONTAINING THEM
Publication
Application
Priority
US 80519777 A 19770609
Abstract (en)
[origin: EP0018669A1] The invention relates to 1-(2-sulfamidoethyl)-1, 4-dihydro-5H-tetrazole-5-thione and its alkali metal and ammonium salts. The compounds are useful as intermediates in cephalosporin synthesis.
IPC 1-7
IPC 8 full level
A61K 31/545 (2006.01); A61K 31/546 (2006.01); A61P 31/04 (2006.01); C07D 257/04 (2006.01); C07D 501/36 (2006.01)
CPC (source: EP US)
A61P 31/04 (2017.12 - EP); C07D 257/04 (2013.01 - EP US); C07D 501/36 (2013.01 - EP US)
Designated contracting state (EPC)
BE CH DE FR GB LU NL SE
DOCDB simple family (publication)
EP 0018669 A1 19801112; EP 0018669 B1 19820414; DE 2861592 D1 19820311; EP 0000100 A1 19781220; EP 0000100 B1 19820203; JP S545994 A 19790117; JP S6053028 B2 19851122; US 4117123 A 19780926
DOCDB simple family (application)
EP 80200252 A 19780609; DE 2861592 T 19780609; EP 78300031 A 19780609; JP 6875378 A 19780605; US 80519777 A 19770609