发明名称 PROCESS FOR PREPARING PRIMARY 3-CARBAMOYLOXYMETHYL CEPHALOSPORINS
摘要 <p>Primary 3-carbamoyloxymethyl cephalosporins are prepared from corresponding 3-hydroxymethyl cephalosporins by their reaction with an appropriate isocyanate followed by selective cleavage of the resulting N-substituted 3-carbamoyloxymethyl cephalosporin.</p>
申请公布号 CA1014548(A) 申请公布日期 1977.07.26
申请号 CA19730161874 申请日期 1973.01.23
申请人 ELI LILLY AND COMPANY 发明人 WEBBER, JOHN A.
分类号 A61K31/545;C07D;C07D205/00;C07D279/00;C07D501/00;C07D501/04;C07D501/06;C07D501/16;C07D501/18;C07D501/20;C07D501/24;C07D501/26;C07D501/32;C07D501/38;C07D501/57;C07D501/60;C07F7/18 主分类号 A61K31/545
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