申请人:JOHN WYETH & BROTHER LIMITED
公开号:EP0512755A2
公开(公告)日:1992-11-11
Piperazine derivatives of formula I
and their pharmaceutically acceptable acid addition salts are 5-HTIA binding agents, particularly 5-HTIA antagonists and may be used, for example, as anxiolytics. In the formula A is C2-4 alkylene chain optionally substituted by lower alkyl, Z is oxygen or sulphur, R is hydrogen or lower alkyl, R1 is a mono or bicyclic aryl or heteroaryl radical, R2 is a mono or bicyclic heteroaryl radical and R3 is hydrogen or a specified radical such as lower alkyl, cycloalkyl, aryl, heteroaryl or optionally substituted amino.
式 I 的哌嗪衍生物
及其药学上可接受的酸加成盐是 5-HTIA 结合剂,特别是 5-HTIA 拮抗剂,可用作抗焦虑药等。在式中,A 是任选被低级烷基取代的 C2-4 烷链,Z 是氧或硫,R 是氢或低级烷基,R1 是单环或双环芳基或杂芳基,R2 是单环或双环杂芳基,R3 是氢或特定的基,如低级烷基、环烷基、芳基、杂芳基或任选取代的氨基。