Cephalosporin compounds and formulations containing them for use in the treatment of bacterial infections and the preparation of the cephalosporin compounds.

摘要

Cephalosporin compounds of the formula IMAGE wherein R and R2 are hydrogen or protecting groups, R1 is hydrogen or methoxy, R3 is hydrogen or C1-C4 alkyl and R4 is C1-C4 alkyl, are broad spectrum antibiotics or intermediates thereto.