申请人:Goetschi Erwin
公开号:US08389717B2
公开(公告)日:2013-03-05
The invention relates to compounds of formula
wherein R1, R2, R3, R4, and Ar are as defined in the specification and claims, or to pharmaceutically active acid addition salts of such compounds. Compounds of formula I are modulators for amyloid beta and may be useful for the treatment or prevention of a disease associated with the deposition of β-amyloid in the brain, in particular Alzheimer's disease, and other diseases such as cerebral amyloid angiopathy, hereditary cerebral hemorrhage with amyloidosis, Dutch-type (HCHWA-D), multi-infarct dementia, dementia pugilistica and Down syndrome.
本发明涉及式I的化合物,其中R1、R2、R3、R4和Ar如规范和权利要求中所定义,或其药物活性酸盐。式I的化合物是淀粉样β的调节剂,可能对与β-淀粉样物在脑中沉积相关的疾病的治疗或预防有用,特别是阿尔茨海默病,以及其他疾病,如脑淀粉样血管病、遗传性淀粉样物溢血性脑病,荷兰型(HCHWA-D)、多发性梗死性痴呆、拳击性痴呆和唐氏综合症。