C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/110
C07D 499/00 (2006.01)
Patent
CA 1201709
Bis-Esters of 1,1-Alkanediols with 6-Beta-Hydroxymethylpenicillanic Acid 1,1-Dioxide and beta-Lactam Antibiotics Abstract Bis-Esters of 1,1-alkanediols with 6-beta(hydroxy- methyl)penicillanic acid 1,1-dioxide and 6-betaacyl- aminopenicillanic acids are useful as antibacterial agents. Intermediates useful for the preparation of these compounds include halomethyl, alkylsulfonyloxy- methyl and arylsulfonyloxymethylesters of 6-beta- (hydroxymethyl)penicillanic acid 1,1-dioxide and 6- beta-aminopenicillanoyloxymethyl-6'-beta-(hydroxymethyl)- penicillanate 1,1-dioxide.
398885
Pfizer Inc.
Smart & Biggar
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