PREPARATION D'UNE 7-AMINO CEPHALOSPORINE

1,266,252. Preparing 3-methyl-7-aminocephalosporins. ELI LILLY & CO. 10 March, 1970 [10 March, 1969], No. 11343/70. Heading C2A. 3 - Methyl - 7 - amino - cephalosporins of formula wherein R1 is hydrogen or an easily removable carboxyl-protecting group, are prepared by treating a corresponding 3-...

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1. Verfasser:	B.G. JACKSON
Format:	Patent
Sprache:	fre
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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