申请人:Elan Pharmaceuticals, Inc.
公开号:US08283358B2
公开(公告)日:2012-10-09
The current invention provides compounds having a structure according to Formulae 1, 2, 3, and 4:
wherein the A-ring, B-ring, C-ring, m, n, R25, R50, and R51 are as described in the specification. The invention also provides pharmaceutical compositions comprising compounds of Formulae 1, 2, 3, and 4, as well as methods of treating cognitive disorders, such as Alzheimer's disease. The invention further provides intermediates useful in preparing the compounds of Formulae 1, 2, 3, and 4.
当前发明提供了具有以下结构的化合物,其化学式分别为1、2、3和4:其中,A环、B环、C环、m、n、R25、R50和R51的描述详见说明书。该发明还提供了包括化学式1、2、3和4的化合物的制药组合物,以及治疗认知障碍,如阿尔茨海默病的方法。该发明还提供了在制备化学式1、2、3和4的化合物中有用的中间体。