Cephalosporin derivatives, process for preparation thereof...

C - Chemistry – Metallurgy – 07 – D

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260/104.1

C07D 501/36 (2006.01) A61K 31/545 (2006.01) C07D 501/56 (2006.01)

Patent

CA 1140114

PATENT APPLICATION ENTITLED : New cephalosporin derivatives, process for preparation thereof and drugs containing said derivatives usable as antibiotics. INVENTORS : Bernard LABEEUW Ali SALHI APPLICANT : SANOFI ABSTRACT OF THE DISCLOSURE 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) in which : Image is an acid, an alkaline or alkaline-earth salt, an amine salt or an ester; - R3 is furyl or thienyl.

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