申请人:BANYU PHARMACEUTICAL CO., LTD.
公开号:EP1302458A1
公开(公告)日:2003-04-16
This invention relates to compounds which exhibit selective muscarinic M3 receptor antagonism, have little side effects, are suitable for inhalation therapy and are useful as treating agents of respiratory system diseases, of the general formula (I);
[in which A signifies a group expressed by a formula (a0) or (b0);
Ar signifies optionally substituted aryl or heteroaryl; B1 and B2 signify aliphatic hydrocarbon; R1 signifies fluorine-substituted cycloalkyl; R2, R3 and R4 signify lower alkyl, single bond or alkylene bonded to B1, or R2 and R3 are united to signify alkylene; R5 and R7 signify hydrogen, lower alkyl, or a single bond or alkylene bonded to B2; R6 signifies hydrogen, lower alkyl or a group expressed as -N(R8)R9; and X- signifies an anion].
本发明涉及通式(I)的化合物,这些化合物具有选择性毒蕈碱 M3 受体拮抗作用,副作用小,适于吸入治疗,可作为呼吸系统疾病的治疗剂;
[其中 A 表示由式(a0)或(b0)表示的基团;
Ar 表示任选取代的芳基或杂芳基;B1 和 B2 表示脂肪烃;R1 表示氟取代的环烷基;R2、R3 和 R4 表示与 B1 结合的低级烷基、单键或亚烷基,或 R2 和 R3 结合表示亚烷基;R5 和 R7 表示氢、低级烷基或与 B2 结合的单键或亚烷基;R6 表示氢、低级烷基或表示为-N(R8)R9 的基团;X- 表示阴离子]。