申请人:Yamaguchi Tetsuo
公开号:US20120016117A1
公开(公告)日:2012-01-19
Disclosed is a compound which is useful in preventing and treating cardiac arrhythmia such as atrial fibrillation. A compound represented by formula (1) or a pharmaceutically acceptable salt of the same.
In formula (1), ring X represents benzene or pyridine; R
1
represents an optionally substituted alkyl group; R
2
represents an optionally substituted aryl group, an optionally substituted heterocyclic group, an optionally substituted arylalkyl group or an optionally substituted heterocyclic group-substituted alkyl group; R
3
, R
4
, R
5
, R
6
, R
7
, R
8
and R
9
represent each hydrogen or an alkyl group, provided that R
3
and R
5
may be bonded to each other to form, together with the carbon atom adjacent thereto, a cycloalkyl group; and m represents 0 or 1.
本申请揭示了一种化合物,用于预防和治疗心律失常,如心房纤颤。该化合物由式(1)表示,或者其药学上可接受的盐。在式(1)中,环X代表苯或吡啶;R1代表可选择地取代的烷基基团;R2代表可选择地取代的芳基基团,可选择地取代的杂环基团,可选择地取代的芳基烷基基团或可选择地取代的杂环基团取代的烷基基团;R3、R4、R5、R6、R7、R8和R9分别代表氢或烷基基团,但R3和R5可以结合在一起,与相邻的碳原子一起形成环烷基基团;m代表0或1。