申请人:HOFFMANN LA ROCHE
公开号:WO2018060300A1
公开(公告)日:2018-04-05
The present invention relates to a compound of formula (I), wherein R1 is hydrogen, lower alkyl, lower alkyl substituted by halogen, halogen, lower alkoxy or lower alkoxy substituted by halogen; R may be the same or different, if n = 2 or 3; n is 1, 2 or 3; m is 1, 2 or 3; Ar is a five or six membered heteroaryl group, selected from (II), (III), (IV) or (V) wherein R 2 is hydrogen, lower alkyl, lower alkyl substituted by halogen, halogen or lower alkoxy; R 3 is hydrogen or halogen; -() m - is –(CH 2 )m- or to pharmaceutically active acid addition salts thereof. The compounds may be used for the treatment of Alzheimer's disease, cerebral amyloid angiopathy, hereditary cerebral hemorrhage with amyloidosis, Dutch-type (HCHWA-D), multi-infarct dementia, dementia pugilistica or Down syndrome.
本发明涉及一种具有以下结构的化合物(I),其中R1为氢、低烷基、被卤素取代的低烷基、卤素、低烷氧基或被卤素取代的低烷氧基;R可能相同或不同,如果n = 2或3;n为1、2或3;m为1、2或3;Ar为选择自(II)、(III)、(IV)或(V)的五元或六元杂环芳基团,其中R2为氢、低烷基、被卤素取代的低烷基、卤素或低烷氧基;R3为氢或卤素;-() m -为-(CH2)m-或其药用活性酸盐。这些化合物可用于治疗阿尔茨海默病、脑淀粉样血管病、遗传性脑出血伴有淀粉样蛋白沉积、荷兰型(HCHWA-D)病、多梗塞性痴呆、拳击性痴呆或唐氏综合征。