申请人:Takeda Chemical Industries, Ltd.
公开号:EP1283055A1
公开(公告)日:2003-02-12
According to the present invention, there are provided compounds represented by formula (I):
[wherein R1 and R2 represent hydrogen atom, a lower alkyl group, etc.; ring A is an optionally substituted benzene ring, X is oxygen atom, etc.; and Y represents CH or N] or salts thereof, or prodrugs thereof, and use thereof as well as processes of manufacturing these compounds. The compounds of the present invention and the like possess a potent soluble beta amyloid precursor protein secretion promoting activity and suppress the functional disorders or apoptosis of cells, in particular neurons, mediated by the secreted soluble beta amyloid precursor proteins having a neurotrophic factor like property.
根据本发明,提供了式(I)代表的化合物:
[其中 R1 和 R2 代表氢原子、低级烷基等;环 A 是任选取代的苯环,X 是氧原子等;Y 代表 CH 或 N]或其盐或其原药及其用途以及制造这些化合物的工艺。本发明的化合物及其类似物具有强效的可溶性β淀粉样前体蛋白分泌促进活性,可抑制由分泌的具有类似神经营养因子特性的可溶性β淀粉样前体蛋白介导的细胞,特别是神经元的功能紊乱或凋亡。