申请人:Kawaguchi Takayuki
公开号:US20050282808A1
公开(公告)日:2005-12-22
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.
本发明提供了一种苯并呋喃衍生物,其化学式为[1]:其中x是公式:—N═或—CH═的基团;Y是可选取的取代氨基、可选取的取代环烷基或可选取的饱和杂环基团;A是单键、可选取的具有双键或位于链的末端的碳链或氧原子;R1是氢原子或卤素原子;环B是可选取的取代苯环;R3是氢原子或其药学上可接受的盐,该化合物作为药物特别是激活的血凝血因子X抑制剂。