发明名称 METHOD FOR PRODUCING BICYCLIC GUANIDINES BY USE OF A CYCLIC UREA AND A DEHYDRATING AGENT
摘要 The present invention is directed to a method for producing bicyclic guanidines comprising heating a reaction mixture comprising cyclic urea and a dehydrating agent to a temperature >=90° C.
申请公布号 US2009281314(A1) 申请公布日期 2009.11.12
申请号 US20080195751 申请日期 2008.08.21
申请人 BOYD DONALD W;ESWARAKRISHNAN VENKATACHALAM;HICKENBOTH CHARLES R;KARABIN RICHARD F;MCCOLLUM GREGORY J;MINCH BRITT A;MORIARITY THOMAS C;ZAWACKY STEVEN R 发明人 BOYD DONALD W.;ESWARAKRISHNAN VENKATACHALAM;HICKENBOTH CHARLES R.;KARABIN RICHARD F.;MCCOLLUM GREGORY J.;MINCH BRITT A.;MORIARITY THOMAS C.;ZAWACKY STEVEN R.
分类号 C07D487/04 主分类号 C07D487/04
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