申请人:Roussel Uclaf
公开号:US04105777A1
公开(公告)日:1978-08-08
Indoles of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of hydrogen, halogen, --CF.sub.3, alkyl of 1 to 8 carbon atoms and alkoxy of 1 to 8 carbon atoms, R.sub.2 is in the 2,3 or 4 position and is selected from the group consisting of halogen, --CF.sub.3 and alkyl, alkoxy and alkylthio of 1 to 8 carbon atoms, A is selected from the group consisting of branched alkylene of 3 to 5 carbon atoms and --(CH.sub.2).sub.n -- and n is a number of 2 to 5 and R.sub.3 and R.sub.4 are alkyl of 1 to 8 carbon atoms or taken together with the nitrogen atom form a heterocyclic ring selected from the group consisting of piperidinyl, pyrrolidinyl, morpholinyl, piperazinyl and N-alkyl piperazinyl with 1 to 4 alkyl carbon atoms and their non-toxic, pharmaceutically acceptable acid addition salts having analgesic activity and their preparation.
化学式为##STR1##中,R.sub.1选自氢、卤素、--CF.sub.3、1到8个碳原子的烷基和1到8个碳原子的烷氧基的组,R.sub.2在2、3或4位,选自卤素、--CF.sub.3和1到8个碳原子的烷基、烷氧基和烷硫基的组,A选自3到5个碳原子的支链烷基和--(CH.sub.2).sub.n --,n为2到5的数字,R.sub.3和R.sub.4是1到8个碳原子的烷基,或与氮原子一起形成异环戊二氮基、吡咯烷基、吗啉基、哌嗪基和1到4个烷基碳原子的N-烷基哌嗪基的杂环,以及它们的无毒、药学上可接受的酸盐,具有镇痛活性,以及它们的制备方法。