p-Substituted Asymmetric Ureas and Medical Uses Thereof
申请人:Helsinn Healthcare SA
公开号:US20150252021A1
公开(公告)日:2015-09-10
Disclosed are compounds, compositions and methods for the prevention and/or treatment of diseases which are pathophysiologically mediated by the ghrelin receptor. The compounds have the general Formula I:
or pharmaceutically acceptable salts thereof.
Regioselective synthesis and metallation of tributylstannylfluoropyrazines. Application to the synthesis of some new fluorinated liquid crystals diazines. Part 34
Starting from fluoropyrazine, a general synthetic route including metallation and palladium-catalyzed cross-coupling reactions is described to access to rod-like alkylaryl or diarylpyrazines. Among them, some have liquid crystalline properties.