申请人:Beijing Showby Pharmaceutical Co., Ltd.
公开号:EP3556435A1
公开(公告)日:2019-10-23
The invention provides a class of compounds represented by formula (I), having bifunctional active quaternary ammonium salt structure of a β2-adrenoreceptor agonist and an M receptor antagonist, a pharmaceutically acceptable salt, solvate, and optical isomer thereof. A pharmaceutical composition comprising such a compound with quaternary ammonium salt structure, a method for preparing such a compound with quaternary ammonium salt structure and an intermediate thereof, and uses thereof in treating pulmonary disorders are also provided. The compounds of the invention have high selectivity to the M receptor subtype, and have less adverse reaction and lower toxic and side effects in the treatment of pulmonary diseases such as COPD and asthma.
本发明提供了一类由式(I)代表的化合物,其具有β2-肾上腺素受体激动剂和M受体拮抗剂的双功能活性季铵盐结构,以及其药学上可接受的盐、溶液和光学异构体。本发明还提供了包含这种具有季铵盐结构的化合物的药物组合物、制备这种具有季铵盐结构的化合物及其中间体的方法,以及其在治疗肺部疾病中的用途。本发明的化合物对 M 受体亚型具有高选择性,在治疗慢性阻塞性肺病和哮喘等肺部疾病时不良反应小,毒副作用低。