申请人:Pfizer Inc.
公开号:US05171744A1
公开(公告)日:1992-12-15
Compounds having the formula: ##STR1## wherein X is either (a) a phenyl group optionally substituted by 1 or 2 substituents each independently selected from halo, CF.sub.3, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy and hydroxy, or (b) a thienyl group; and Y is an imidazolyl, pyrazolyl, triazolyl or tetrazolyl group optionally substituted by 1 or 2 substituents each independently selected from halo, CF.sub.3, C.sub.1 -C.sub.4 alkoxy, hydroxy and amino; and pharmaceutically acceptable salts thereof, are antimuscarinic bronchodilators useful in the treatment of chronic obstructive airways disease and asthma.
具有以下结构式的化合物:##STR1##
其中X可以是(a)苯基,可选择1或2个取代基,每个取代基独立地选择自卤素,CF.sub.3,C.sub.1-C.sub.4烷基,C.sub.1-C.sub.4烷氧基和羟基,或(b)噻吩基;而Y是咪唑基,吡唑基,三唑基或四唑基,可选择1或2个取代基,每个取代基独立地选择自卤素,CF.sub.3,C.sub.1-C.sub.4烷氧基,羟基和氨基;其药物可接受的盐,是治疗慢性阻塞性呼吸道疾病和哮喘的抗胆碱能支气管扩张剂。