申请人:Kitade Makoto
公开号:US08779142B2
公开(公告)日:2014-07-15
It is intended to provide a novel azabicyclo compound which exhibits both HSP90 inhibitory activity and cell proliferation inhibitory effect. Specifically disclosed is a compound represented by the following general formula (I) or a salt thereof: wherein X1 represents CH or N; any one of X2, X3 and X4 represents N, and the others represent CH; any one or two of Y1, Y2, Y3 and Y4 represent C—R4, and the others are the same or different and represent CH or N; R1 represents an optionally substituted monocyclic or bicyclic unsaturated heterocyclic group having 1 to 4 heteroatoms selected from N, S and O; R2 represents an alkyl group having 1 to 6 carbon atoms, or the like; and R3 and R4 represent —CO—R5 or the like.
本发明旨在提供一种新型的azabicyclo化合物,该化合物既具有HSP90抑制活性,又具有细胞增殖抑制作用。具体披露了以下通式(I)或其盐的化合物:其中X1代表CH或N;X2、X3和X4中的任意一个代表N,其余代表CH;Y1、Y2、Y3和Y4中的任意一个或两个代表C-R4,其余相同或不同,代表CH或N;R1代表具有1至4个N、S和O杂原子的单环或双环不饱和杂环基,可以是取代的;R2代表具有1至6个碳原子的烷基基团或类似物;R3和R4代表-CO-R5或类似物。