申请人:Banyu Pharmaceutical Co., Ltd.
公开号:US06809108B1
公开(公告)日:2004-10-26
This invention relates to compounds which are represented by the general formula [I]
[in which A stands for a group of the following formula [a0] or [b0]
Ar1, Ar2 and Ar3 stand for optionally substituted phenyl; k stands for 0 or 1; m, n and a stand for 0, 1 or 2; R1 stands for hydrogen or optionally substituted lower alkyl; R2, R3, R4 and R5 either stand for hydrogen or optionally substituted lower alkyl, or R2 and R3, or R4 and R5 together stand for trimethylene and the like; R60 stands for hydrogen, alkyl, or the like; R61 and R71 either stand for alkyl and the like, or together stand for trimethylene and the like; X stands for carbonyl or methylene; Y stands for nitrogen or methine; and Q− stands for anion], and the like.
The compounds of the invention exhibit selective antagonism to muscarinic M3 receptors, and therefore are useful as safe and effective agents showing little side effect, for treating diseases of the respiratory, urinary and digestive systems.
本发明涉及化合物,其由一般式[I]表示,其中A代表以下式[a0]或[b0]的基团,Ar1、Ar2和Ar3代表可选取代的苯基;k代表0或1;m、n和a代表0、1或2;R1代表氢或可选取代的低碳基;R2、R3、R4和R5要么代表氢或可选取代的低碳基,要么R2和R3,或R4和R5一起代表三亚甲基等;R60代表氢、烷基或类似物;R61和R71要么代表烷基等,要么一起代表三亚甲基等;X代表羰基或亚甲基;Y代表氮或甲烷基;Q−代表阴离子等。本发明的化合物表现出对肌动蛋白M3受体的选择性拮抗作用,因此可用作治疗呼吸、泌尿和消化系统疾病的安全有效药物,副作用小。