发明名称 METHOD FOR PREPARING N-MONOSUBSTITUTED AND N,N'-DISUBSTITUTED UNSYMMETRICAL CYCLIC UREAS
摘要 <p>The present invention relates generally to methods for the preparation of unsymmetrically substituted cyclic ureas of formulae (VIa) and (VIb), which are useful as HIV protease inhibitors. The methods provided go through an isourea intermediate.</p>
申请公布号 SI9620077(A) 申请公布日期 1998.08.31
申请号 SI19960020077 申请日期 1996.06.06
申请人 THE DU PONT MERCK PHARMACEUTICAL COMPANY 发明人 RODGERS JAMES DAVID;SUN JUNG-HUI
分类号 A61K31/55;C07D243/04;C07D403/04;C07D403/06;C07D405/06;C07D491/04;(IPC1-7):C07D243/04 主分类号 A61K31/55
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