申请人:TAIHO PHARMACEUTICAL CO., LTD.
公开号:US09273045B2
公开(公告)日:2016-03-01
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颖的azabicyclo化合物,其具有HSP90抑制活性和细胞增殖抑制作用。具体披露了以下通式(I)或其盐所表示的化合物:其中,X1表示CH或N;X2、X3和X4中的任意一个表示N,其他表示CH;Y1、Y2、Y3和Y4中的任意一个或两个表示C-R4,其他相同或不同,表示CH或N;R1表示具有1至4个异原子(选自N、S和O)的单环或双环不饱和杂环基,该基可选地被取代;R2表示具有1至6个碳原子的烷基或类似基团;R3和R4表示-CO-R5或类似基团。