Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Patent
1973-09-12
1978-06-13
Rizzo, Nicholas S.
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
424246, 544 27, 544 28, 544 29, 544 30, C07D50154, C07D50156, A61K 31545
Patent
active
040948722
ABSTRACT:
7-[.beta.-Aminoacylamino]-3-substituted-3-cephem-4-carboxylic acid derivatives of the formula: ##STR1## wherein R.sub.1 is hydrogen, lower alkyl, lower alkenyl, aryl or a heterocyclic group,
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Kurita Masaru
Nishiwaki Osamu
Tanaka Kunihiko
Fujisawa Pharmaceutical Co. Ltd.
Rivers Diana G.
Rizzo Nicholas S.
Stemple, Jr. Dayton R.
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