申请人:Kawaguchi Takayuki
公开号:US20090209511A1
公开(公告)日:2009-08-20
The present invention provides a benzofuran derivative of the formula [1]:
wherein x is a group of the formula: —N═ or —CH═; Y is an optionally substituted amino group, an optionally substituted cycloalkyl group or an optionally substituted saturated heterocyclic group; A is a single bond, a carbon chain optionally having a double bond within or at the end(s) of the chain, or an oxygen atom; R
1
is a hydrogen atom or a halogen atom; Ring B is an optionally substituted benzene ring; and R
3
is a hydrogen atom, or a pharmaceutically acceptable salt thereof, which is useful as a medicament, especially as an activated blood coagulation factor X inhibitor.
本发明提供了式[1]的苯并呋喃衍生物:其中x是式:—N═或—CH═的基团;Y是可选取代的氨基基团、可选取代的环烷基团或可选取代的饱和杂环基团;A是单键、具有双键的碳链(可在链的内部或端部)或氧原子;R1是氢原子或卤原子;环B是可选取代的苯环;R3是氢原子或其药学上可接受的盐,其作为药物特别是作为激活的血凝因子X抑制剂有用。