Cephalosporin derivatives, process for preparation thereof and drugs containing said derivatives usable as antibiotics

摘要

The invention relates to derivatives of the family of cephalosporins, to a process for preparation thereof and to the therapeutic application thereof. The compounds of the invention correspond to formula: <IMAGE> (I) <IMAGE> in which: <IMAGE> is an acid, an alkaline or alkaline-earth salt, an amine salt or an ester; R3 is furyl or thienyl.