申请人:Ji YuHua
公开号:US20110319448A1
公开(公告)日:2011-12-29
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.
本发明提供了公式I的化合物:或其药学上可接受的盐,其中R1-3,R5-7,a,X,Y,Y',Y''和Z如规范中所定义。这些化合物是肌动蛋白受体拮抗剂。本发明还提供了含有这种化合物的药物组合物,制备这种化合物的方法以及使用这种化合物的方法,例如用于治疗慢性阻塞性肺疾病和哮喘等呼吸系统疾病。