Thiovinyl-3 cephalosporins, preparation process and...

C - Chemistry – Metallurgy – 07 – D

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C07D 501/24 (2006.01) C07D 253/075 (2006.01) C07D 317/28 (2006.01)

Patent

CA 1200542

BREVET D'INVENTION NOUVELLES THIOVINYL-3 CEPHALOSPORINES, LEUR PREPARATION ET LES COMPOSITIONS PHARMACEUTIQUES QUI LES CONTIENNENT RHONE-POULENC INDUSTRIES ABREGE Nouvelles céphalosporines de formule générale (I) dans laquelle R est alcoyle, L amino-2 carboxy-2 éthyle, phényle ou divers hétérocycles, R' est un atome d'hydrogène ou un radical de formule générale (II), R° est hydrogène, alcoyle, vinyle ou cyanométhyle ou un radical carboxyalcoyle de formule générale (III) ainsi que leurs sels, leur préparation et les compositions pharmaceutiques qui les contiennent. (I) Image Image (II) Image (III)

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