申请人:Kitade Makoto
公开号:US20120108589A1
公开(公告)日:2012-05-03
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 X
1
represents CH or N; any one of X
2
, X
3
and X
4
represents N, and the others represent CH; any one or two of Y
1
, Y
2
, Y
3
and Y
4
represent C—R
4
, and the others are the same or different and represent CH or N; R
1
represents an optionally substituted monocyclic or bicyclic unsaturated heterocyclic group having 1 to 4 heteroatoms selected from N, S and O; R
2
represents an alkyl group having 1 to 6 carbon atoms, or the like; and R
3
and R
4
represent —CO—R
5
or the like.
本发明旨在提供一种新型的azabicyclo化合物,其具有HSP90抑制活性和细胞增殖抑制作用。具体公开的是以下一般式(I)或其盐所代表的化合物:其中X1代表CH或N;X2、X3和X4中的任意一个代表N,其他代表CH;Y1、Y2、Y3和Y4中的一个或两个代表C—R4,其他者相同或不同,代表CH或N;R1代表1至4个异原子(N、S和O)的单环或双环不饱和杂环基,可选地取代;R2代表具有1至6个碳原子的烷基基团等;R3和R4代表—CO—R5或类似物。