5-(4-Piperidinyl)dibenzothiazepine derivatives and 5-(4-piperidinyl)dibenzoxazepine derivatives, and antiarrhythmic agents
申请人:Meiji Seika Kaisha, Ltd.
公开号:EP0878475A2
公开(公告)日:1998-11-18
An objective of the present invention is to provide a compound that has antiarrhythmic activity. The present invention provides a compound of formula (I):
wherein R1 and R2 each represent H, halogen or lower alkyl which may be substituted by halogen; A represents H, C3-6 cycloalkyl, phenyl which may be substituted by halogen, nitro, or lower alkoxy, a 5-membered or 6-membered heterocyclic ring which may contain N and/or S, -NR3R4 (wherein R3 and R4 each represent H or lower alkyl which may be substituted by phenyl), or COR5 (wherein R5 represents OH, amino or lower alkoxy); Q represents S or O; m represents 0-18; and n represents 0-2, and pharmaceutically acceptable salts and solvates thereof.
本发明的目的是提供一种具有抗心律失常活性的化合物。本发明提供了一种式(I)化合物:
其中 R1 和 R2 各自代表 H、卤素或可被卤素取代的低级烷基;A 代表 H、C3-6 环烷基、可被卤素、硝基或低级烷氧基取代的苯基、可含有 N 和/或 S 的 5 元或 6 元杂环、-NR3R4(其中 R3 和 R4 各自代表 H 或可被苯基取代的低级烷基)或 COR5(其中 R5 代表 OH、氨基或低级烷氧基);Q代表S或O;m代表0-18;n代表0-2,及其药学上可接受的盐和溶剂。