通过邻-(甲氧基羰基)苯重氮盐,腈和2-氰基苯胺的直接反应以中等至良好的产率实现了喹唑啉代[3,4- a ]喹唑啉-13-酮的一锅合成。该方法利用了原位生成的反应性N-芳基腈离子,该离子经过进一步的胺化/串联环化/酰胺化反应,以提供所需的多环骨架,并连续形成四个N-C键。替代模式的灵活性,温和的反应条件和操作简便性是该方法的主要特点。
Substituted phenyl derivatives, their preparation and use
申请人:——
公开号:US20020037905A1
公开(公告)日:2002-03-28
The present invention discloses compounds having the formula
1
wherein the substituents are defined in the application.
The compounds are useful as chloride channel blockers.
本发明公开了具有以下结构的化合物,其中取代基在申请中定义。这些化合物可用作氯离子通道阻滞剂。
[EN] SUBSTITUTED PHENYL DERIVATIVES, THEIR PREPARATION AND USE<br/>[FR] DERIVES DE PHENYLE SUBSTITUE, LEUR PREPARATION ET LEUR APPLICATION
申请人:NEUROSEARCH AS
公开号:WO2000024707A1
公开(公告)日:2000-05-04
The present invention discloses compounds having formula (I) wherein the substituents are defined in the application. The compounds are useful as chloride channel blockers.
本发明揭示了具有公式(I)的化合物,其中取代基在申请中有定义。这些化合物可用作氯通道阻滞剂。
SUBSTITUTED PHENYL DERIVATIVES, THEIR PREPARATION AND USE