申请人:BANYU PHARMACEUTICAL CO., LTD.
公开号:EP1669350A1
公开(公告)日:2006-06-14
Provided are a histamine-H3 receptor antagonist; and a preventive and/or a remedy for metabolic system diseases such as obesity, diabetes, hormone secretion disorder, hyperlipemia, gout, fatty liver; circulatory system diseases, for example, stenocardia, acute/congestive cardiac insufficiency, cardiac infarction, coronary arteriosclerosis, hypertension, nephropathy, sleep disorder and various diseases accompanied by sleep disorder such as idiopathic hypersomnnia, repetitive hypetsomnnia, true hypersomnnia, narcolepsy, sleep periodic acromotion disorder, sleep apnea syndrome, circadian rhythm disorder, chronic fatigue syndrome, REM sleep disorder, senile insomnia, night worker sleep insanitation, idiopathic imsomnia, repetitive insomnia, true insomnia, electrolyte metabolism disorder; and central and peripheral nervous system diseases such as bulimia, emotional disorder, melancholia, anxiety, epilepsy, delirium, dementia, shinzophrenia, attention deficit/hyperactivity disorder, memory disorder, Alzheimer's disease, Parkinson's disease, sleep disorder, recognition disorder, motion disorder, paresthesia, dysosmia, epilepsy, morphine resistance, narcotic dependency, alcoholic dependency. The histamine-H3 receptor antagonist comprises a piperidine derivative compound of formula (I) [wherein X1 and X2 independently represent a nitrogen atom or CH; Y represents a specific goup; X3 represents Os-(CH2)m; R1 and R2 independently represent a hydrogen atom, a halogen atom, a linear or branched lower alkyl group, a lower alkoxy group, or an acetyl group substitued with 2 or 3 fluorine atoms; s is 0 or 1; and m is an integer to make (m+s) 0 or from 1 to 4], or its pharmaceutically-acceptable salt.
本发明提供了一种组胺-H3 受体拮抗剂;以及一种预防和/或治疗代谢系统疾病的药物,例如肥胖症、糖尿病、激素分泌紊乱、高脂血症、痛风、脂肪肝;循环系统疾病,如心血管狭窄、急性/充血性心功能不全、心肌梗塞、冠状动脉硬化、高血压、肾病、睡眠障碍和伴有睡眠障碍的各种疾病,如特发性嗜睡症、重复性嗜睡症、真性嗜睡症、嗜睡症、睡眠周期性运动障碍、睡眠呼吸暂停综合征、昼夜节律紊乱、慢性疲劳综合征、快速眼动睡眠障碍、老年性失眠症、夜班工人睡眠失调症、特发性失眠症、重复性失眠症、真性失眠症、电解质代谢紊乱;以及中枢和周围神经系统疾病,如贪食症、情感障碍、忧郁症、焦虑症、癫痫、谵妄、痴呆、新精神分裂症、注意力缺陷/多动障碍、记忆障碍、阿尔茨海默病、帕金森病、睡眠障碍、识别障碍、运动障碍、麻痹、嗅觉障碍、癫痫、吗啡抵抗、麻醉品依赖、酒精依赖。组胺-H3 受体拮抗剂包括式(I)的哌啶衍生物化合物[其中 X1 和 X2 独立地代表氮原子或 CH;Y 代表特定基团;X3 代表 Os-(CH2)m;R1和R2独立地代表氢原子、卤素原子、直链或支链低级烷基、低级烷氧基或被2或3个氟原子取代的乙酰基;s为0或1;m为整数,使(m+s)为0或1至4],或其药学上可接受的盐。