Cephalosporin compounds and processes for preparing the same

Cephalosporin compounds of the formula [I]: wherein R is an amino or a protected amino group, R is a hydroxy group, a protected hydroxy group or a lower alkoxy group, R is a carboxyl group or a protected carboxyl group, R is a hydrogen atom, a lower alkyl group, a lower alkenyl group or a group of t...

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Bibliographic Details
Main Authors SAITO, KUNIO, YAMAGUCHI, TOUTARO, MATSUSHITA, TADAHIRO, TAKAMURA, NORIO
Format Patent
LanguageEnglish
French
German
Published 09.06.1993
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:Cephalosporin compounds of the formula [I]: wherein R is an amino or a protected amino group, R is a hydroxy group, a protected hydroxy group or a lower alkoxy group, R is a carboxyl group or a protected carboxyl group, R is a hydrogen atom, a lower alkyl group, a lower alkenyl group or a group of the formula: -CH2R , where R is a nucleophilic residue, R is a carboxyl group, a protected carboxyl group or a group of the formula -COO-, R is a hydrogen atom or a lower alkyl group, and the broken line means the presence or absence of a double bond, or a pharmaceutically acceptable salt thereof, have excellent antimicrobial activities and are useful as antimicrobial drugs.
Bibliography:Application Number: EP19910311373