C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/100
C07D 501/36 (2006.01) A61K 31/545 (2006.01) C07D 257/04 (2006.01)
Patent
CA 1071188
BERGES CASE 13-18-25 ABSTRACT The compounds of this invention are cephalosporins having various acyl substituents at the 7-position and a sulfaminoalkyl substituted tetrazolylthiomethyl group at the 3-position of the cephem nucleus and intermediates for the preparation thereof.
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