申请人:Ji YuHua
公开号:US20090069335A1
公开(公告)日:2009-03-12
The invention provides compounds of formula I:
or a pharmaceutically acceptable salt thereof, wherein R
1-3
, R
5-7
, a, X, Y, Y′, Y″, and Z are as defined in the specification. These compounds are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes for preparing such compounds and methods of using such compounds to, for example, treat pulmonary disorders such as chronic obstructive pulmonary disease and asthma.
该发明提供了以下公式I的化合物或其药用盐,其中R1-3、R5-7、a、X、Y、Y'、Y"和Z如规范中所定义。这些化合物是肌氨酸受体拮抗剂。该发明还提供含有这些化合物的药物组合物,制备这些化合物的方法以及使用这些化合物治疗肺部疾病如慢性阻塞性肺疾病和哮喘的方法。