THERAPEUTIC AGENT FOR CHORIORETINAL DEGENERATIVE DISEASES COMPRISING PYRIDINE-3-CARBALDEHYDE O-(PIPERIDIN-1-YL-PROPYL)-OXIME DERIVATIVE AS ACTIVE INGREDIENT
申请人:Santen Pharmaceutical Co., Ltd
公开号:EP2356988A1
公开(公告)日:2011-08-17
Provided is a novel prophylactic or therapeutic agent for a chorioretinal degenerative disease. The compound of formula (1) or its salt has inhibitory effects on photoreceptor cell death or visual cell death in a mouse model of light damage. Therefore, the compound or its salt is useful as a prophylactic or therapeutic agent for a chorioretinal degenerative disease such as age-related macular degeneration, retinitis pigmentosa. In the formula(1), A is a group (p1), (p2) or (p3); R1 is H, alkyl, aralkyl or OH or its ester; R2 is H or alkyl; R3 is halogen, H, alkyl or OH or its ester; R4 is halogen, H, OH, alkoxy, amino, alkylamino or cycloalkylamino, R3 and R4 may be joined to each other through N to form an unsaturated [1,2,4]oxadiazine ring; R5 is H, alkyl or cycloalkyl; m is 0 or 1; and n is 0 or 1.
本研究提供了一种新型预防或治疗脉络膜视网膜变性疾病的药物。式(1)化合物或其盐在光损伤小鼠模型中对感光细胞死亡或视觉细胞死亡具有抑制作用。因此,该化合物或其盐可用作脉络膜视网膜变性疾病(如老年性黄斑变性、视网膜色素变性)的预防或治疗剂。在式(1)中,A 是基团(p1)、(p2)或(p3);R1 是 H、烷基、芳烷基或 OH 或其酯;R2 是 H 或烷基;R3 是卤素、H、烷基或 OH 或其酯;R4 是卤素、H、OH、烷氧基、氨基、烷基氨基或环烷基氨基,R3 和 R4 可通过 N 相互连接形成不饱和的 [1,2,4]oxadiazine 环;R5 是 H、烷基或环烷基;m 是 0 或 1;n 是 0 或 1。