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US 4,069,324 AGranted
Substituted 7(.alpha.-amino phenylacetamido)cephem derivatives
AssigneeCiba-Geigy Corporation
InventorsRene Wiederkehr, Hans Bickel
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Abstract
The invention relates to 7.beta.-[D-2-amino-2-(lower alkylsulphonylamino-phenyl)-acetylamino]-3-R-cephem-4-carboxylic acid, in which R denotes lower alkoxy or halogen with an atomic number of up to 35, and their salts, which compounds possess antibiotic properties.
Claims6
A 7.beta.-[D-2-amino-2-(lower alkylsulphonylamino-phenyl)-acetylamino]-3-R-3-cephem-4-carboxylic acid (I), in which R denotes lower alkoxy or halogen with an atomic number of up to 35, or a pharmaceutically acceptable salt thereof.
Dependencies are inferred from the claim text.