申请人:Sanofi
公开号:US04835160A1
公开(公告)日:1989-05-30
The present invention concerns derivatives of 5H-pyrido[4,3-b]-indole with the following general formula: ##STR1## in which n represents a whole number from 2 to 4, R.sub.1 represents hydrogen or a lower alkyl group; R.sub.2 represents hydrogen, a hydroxy group or a lower alkyloxy group; R.sub.3 and R.sub.4 represents hydrogen, a lower alkyl group or hydroxyalkyl group, R.sub.5 can be identical or different and represents hydrogen, a hydroxy group or a lower alkyl group, as well as the tautomeric forms and the addition salts with pharmaceutically acceptable mineral or organic acids. The invention also concerns their preparation process, and their use as medicaments.
本发明涉及5H-吡啶并[4,3-b]-吲哚的衍生物,其具有以下通用式:##STR1## 其中n表示2至4的整数,R.sub.1表示氢或较低的烷基基团;R.sub.2表示氢,羟基或较低的烷氧基;R.sub.3和R.sub.4表示氢,较低的烷基或羟基烷基,R.sub.5可以相同或不同,表示氢,羟基或较低的烷基,以及与药学上可接受的矿物质或有机酸的加合物的互变异构体形式。本发明还涉及它们的制备过程以及它们作为药物的用途。