申请人:SANKYO COMPANY LIMITED
公开号:EP0161801A2
公开(公告)日:1985-11-21
Compounds of formula (I):
(wherein: R1 represents an optionally substituted alkyl, cycloalkyl, aryl, partially hydrogenated aryl or heterocyclic group; R2, R3, R4 and R5 represent hydrogen or an optionally substituted alkyl, cycloalkyl, aralkyl, aryl, heterocyclic or heterocyclic-alkyl group or any adjacent pair thereof form a cyclic structure, at least one not being hydrogen; A represents a bond, or a methylene, ethylene, oxymethyl or thiomethyl group; B represents an alkylene, alkylidene, cycloalkylene or cycloalkylidene group; and n is 0, 1 or 2) and salts and esters thereof are hypotensive agents.
式(I)化合物(其中:R1 代表任选取代的烷基、环烷基、芳基、部分氢化的芳基或杂环基团;R2、R3、R4 和 R5 代表氢或任选取代的烷基、环烷基、芳基、芳基、杂环基或杂环-烷基基团或其任何相邻对形成的环状结构,其中至少有一个不是氢;A 代表键,或亚甲基、亚乙基、氧甲基或硫甲基基团;B 代表亚烷基、亚烷基、环烷基或亚环烷基基团;n 为 0、1 或 2)及其盐和酯类是降血压剂。