申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:US05200415A1
公开(公告)日:1993-04-06
Described herein are pyrazolo[1,5-a]pyridine-3-carboxylic acid derivatives represented by the following formula (I): ##STR1## wherein R.sub.1 and R.sub.2 individually mean a hydrogen atom or a lower alkyl group, R.sub.3 denotes an azabicyclo group containing a tertiary nitrogen atom, and Y stands for --O-- or --NH--, or salts thereof. Their preparation process and serotonin receptor antagonists containing them as active ingredients are also described.
本文描述了以下公式(I)所代表的吡唑并[1,5-a]吡啶-3-羧酸衍生物:其中R.sub.1和R.sub.2分别表示氢原子或较低的烷基基团,R.sub.3表示含有三级氮原子的氮杂双环基团,Y代表--O--或--NH--,或其盐。还描述了它们的制备过程以及含有它们作为活性成分的5-羟色胺受体拮抗剂。