申请人:Ohtake Norikazu
公开号:US20080269287A1
公开(公告)日:2008-10-30
Compounds of a formula (I)
[wherein, A represents formula (III-1)
R3 is a hydrogen, lower alkyl et al; m is 0 or 1; R1 is a hydrogen atom, halogen atom et al, R2 is a hydrogen et al; p is 0 to 4; X is a carbon atom or nitrogen atom; and X1 to X4 is a lower alkyl et al], or pharmaceutical acceptable salts thereof. These have a potency antagonistic to binding to histamine H3 receptor, or have a potency inhibiting the constant activity of histamine H3 receptor, and are useful in the therapy of obesity, diabetes et al.
公式(I)的化合物[其中,A代表公式(III-1),R3是氢,低碳基等; m为0或1; R1是氢原子,卤原子等,R2是氢等; p为0到4; X是碳原子或氮原子; X1到X4是低碳基等],或其药学上可接受的盐。这些化合物具有对组胺H3受体的拮抗作用,或具有抑制组胺H3受体的恒定活性的功效,并可用于肥胖症、糖尿病等疾病的治疗。