申请人:Taisho Pharmaceutical Co., Ltd
公开号:US08183387B2
公开(公告)日:2012-05-22
The present invention provides a prophylactic or therapeutic agent for dementia, Alzheimer's disease, attention-deficit hyperactivity disorder, schizophrenia, eating disorders, obesity, diabetes, hyperlipidemia, sleep disorders, narcolepsy, sleep apnea syndrome, circadian rhythm disorder, depression, allergic rhinitis or other diseases.
A phenylpyrazole derivative represented by formula (1) or a pharmaceutically acceptable salt thereof:
wherein
R1 and R2, which may be the same or different, each represent C1-C6 alkyl or C3-C8 cycloalkyl, or
R1 and R2 are attached to each other together with their adjacent nitrogen atom to form a 4- to 7-membered saturated heterocyclic ring (wherein said saturated heterocyclic ring may be substituted with halogen or C1-C6 alkyl),
n represents an integer of 0 to 2,
T represents a hydrogen atom, halogen or C1-C6 alkyl, and
R represents formula (I):
or the like}.
本发明提供了一种预防或治疗痴呆症、阿尔茨海默病、注意力缺陷多动障碍、精神分裂症、进食障碍、肥胖症、糖尿病、高脂血症、睡眠障碍、嗜睡症、睡眠呼吸暂停综合征、昼夜节律紊乱、抑郁症、过敏性鼻炎或其他疾病的预防或治疗剂。该预防或治疗剂是一种苯基吡唑衍生物,其化学式为(1)或其药学上可接受的盐:其中,R1和R2,可以相同也可以不同,分别代表C1-C6烷基或C3-C8环烷基,或者R1和R2与相邻的氮原子一起连接形成4-至7-成员饱和杂环环(其中所述的饱和杂环环可以被卤素或C1-C6烷基取代),n代表0至2的整数,T代表氢原子、卤素或C1-C6烷基,R代表式(I):或类似物。}