申请人:Eisai Co., Ltd.
公开号:EP0609441A1
公开(公告)日:1994-08-10
An oxazolidone derivative represented by general formula (I) and having a monoamine oxidase inhibitory activity, a pharmacologically acceptable salt thereof, and a drug containing the same as the active ingredient for preventing or treating diseases for which a monoamine oxidase inhibitory activity is efficacious. In formula (I) A and B represent each nitrogen, sulfur or oxygen provided that either A or B represents nitrogen; R¹ represents a group of formula (a) wherein n and m represent each an integer of 0, 1 to 4; and R³ and R⁴ represent each hydrogen, hydroxy, lower alkyl, etc.; a group of formula (b) wherein p and q represent each an integer of 0, 1 to 4; and X represents oxygen, sulfur, etc., a group of formula (c) wherein R⁵ and R⁶ represent each hydrogen, cyanoalkyl, etc., or alternatively R⁵ and R⁶ are bonded to each other to represent a ring together with the nitrogen atom to which they are bonded; and so forth; R² represents hydrogen or lower alkyl; and the bond ----¯ represents either a single or a double bond.
一种由通式(I)代表并具有单胺氧化酶抑制活性的噁唑烷酮衍生物、其药理学上可接受的盐、以及一种以其为活性成分的药物,用于预防或治疗具有单胺氧化酶抑制活性的疾病。在式 (I) 中,A 和 B 分别代表氮、硫或氧,条件是 A 或 B 代表氮;R¹ 代表式 (a) 的基团,其中 n 和 m 分别代表 0、1 至 4 的整数;R³ 和 R⁴ 分别代表氢、羟基、低级烷基等;式 (b) 的基团,其中 p 和 q 分别代表 0、1 至 4 的整数;X 代表氧、硫等、式(c)的基团,其中 R⁵ 和 R⁶ 各自代表氢、氰基烷基等,或者 R⁵ 和 R⁶ 相互键合,与键合的氮原子一起代表一个环;等等;R² 代表氢或低级烷基;键 ----¯ 代表单键或双键。