发明名称 ESTRAR FOER FRAMSTAELLNING AV EN BETA-LAKTAMASINHIBITOR
摘要 2???-Chloromethyl-2???- methylpenam-3???-carboxylic acid sulfone and salts and esters thereof were synthesized and found to be potent inhibitors of ???-lactamases. The invention also includes a number of intermediate 6???-bromo analogues of esters of the aforementioned acid and of the sulfoxide and sulfone thereof.
申请公布号 SE9000189(L) 申请公布日期 1991.07.20
申请号 SE19900000189 申请日期 1990.01.19
申请人 SQUIBB BRISTOL MYERS CO 发明人 GOTTSTEIN W J
分类号 C07D499/00;C07D499/44;C07D499/46;(IPC1-7):A61K31/43;C07D499/86;C07D499/87 主分类号 C07D499/00
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