申请人:Hoffmann-La Roche Inc.
公开号:US09315502B2
公开(公告)日:2016-04-19
The present invention relates to compounds of general formula
wherein
Ar is phenyl or pyridinyl;
X1 is N or CH,
X2 is N or CH, with the proviso that only one of X1 or X2 is N and the other is CH;
R1 is hydrogen, halogen, lower alkyl, lower alkoxy, lower alkyl substituted by halogen, cyano or S(O)2-lower alkyl;
R2 is hydrogen, halogen, lower alkyl, lower alkoxy, lower alkyl substituted by halogen or cyano;
n is 1 or 2;
or to a pharmaceutically acceptable acid addition salt, to a racemic mixture or to its corresponding enantiomer and/or optical isomers thereof.
The compounds may be used for the treatment of schizophrenia, obsessive-compulsive personality disorder, major depression, bipolar disorders, anxiety disorders, normal aging, epilepsy, retinal degeneration, traumatic brain injury, spinal cord injury, post-traumatic stress disorder, panic disorder, Parkinson's disease, dementia, Alzheimer's disease, mild cognitive impairment, chemotherapy-induced cognitive dysfunction, Down syndrome, autism spectrum disorders, hearing loss, tinnitus, spinocerebellar ataxia, amyotrophic lateral sclerosis, multiple sclerosis, Huntington's disease, stroke, radiation therapy, chronic stress, abuse of neuro-active drugs, such as alcohol, opiates, methamphetamine, phencyclidine and cocaine.
本发明涉及通式化合物,其中Ar为苯基或
吡啶基;X1为N或CH,X2为N或CH,但仅有X1或X2为N,另一个为CH;R1为氢、卤素、较低烷基、较低烷氧基、被卤素、
氰或S(O)2-较低烷基取代的较低烷基;R2为氢、卤素、较低烷基、较低烷氧基、被卤素或
氰取代的较低烷基;n为1或2;或其药学上可接受的酸盐、外消旋体混合物或其对应的对映异构体。该化合物可用于治疗精神分裂症、强迫症人格障碍、重度抑郁症、双相障碍、焦虑症、正常衰老、癫痫、视网膜退化、创伤性脑损伤、脊髓损伤、创伤后应激障碍、惊恐障碍、帕
金森病、痴呆、阿尔茨海默病、轻度认知障碍、化疗引起的认知功能障碍、唐氏综合症、自闭症谱系障碍、听力损失、耳鸣、脊髓小脑性共济失调、肌萎缩性脊髓侧索硬化症、多发性硬化症、亨廷顿病、中风、放射治疗、慢性压力、神经活性药物滥用,如
酒精、阿片类、甲基苯
丙胺、苯环已
呋喃和
可卡因。