申请人:Kawaguchi Takayuki
公开号:US20060094724A1
公开(公告)日:2006-05-04
The present invention provides a condensed furan compound of the formula (I):
wherein Ring X is benzene, pyridine, or the like; Y is an optionally substituted amino, an optionally substituted cycloalkyl, an optionally substituted aryl, an optionally substituted saturated heterocyclic group, an optionally substituted unsaturated heterocyclic group; A is a single bond, lower alkylene, lower alkenylidene, lower alkenylene or an oxygen atom; R
3
is hydrogen or the like; and, R
4
is hydrogen, or the like, or pharmaceutically acceptable salts thereof, which is useful as a medicament, particularly, as an activated blood coagulation factor X inhibitor.
本发明提供了式(I)的紧凑呋喃化合物:其中环X是苯、吡啶或类似物;Y是可选取代的氨基、可选取代的环烷基、可选取代的芳基、可选取代的饱和杂环基、可选取代的不饱和杂环基;A是单键、低级烷基、低级烯基亚烷基、低级烯基亚烯基或氧原子;R3是氢或类似物;R4是氢或类似物,或其药学上可接受的盐,其用作药物,特别是作为激活的血凝血酶X抑制剂。