申请人:Roussel Uclaf
公开号:US04791109A1
公开(公告)日:1988-12-13
Novel indole-carboxamides of the formula ##STR1## wherein R and R.sub.1 are individually selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, cycloalkyl of 3 to 7 carbon atoms, cycloalkylalkyl of 4 to 7 carbon atoms and aralkyl of 7 to 12 carbon atoms optionally substituted with 1 to 3 members of the group consisting of halogen, methyl, ethyl, methoxy, ethoxy, --CF.sub.3, CH.sub.3 S--, --NH.sub.2 and --NO.sub.2 or R.sub.1 and R taken together with the nitrogen atom form an optionally unsaturated heterocycle optionally containing a member of the group consisting of --O--, --S-- and ##STR2## R' is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, phenyl, naphthyl, aralkyl of 7 to 12 carbon atoms and substituted phenyl, R.sub.3 is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, alkoxy of 1 to 3 carbon atoms, chlorine, bromine, iodine, --NO.sub.2, --NH.sub.2, acylamide of an aliphatic carboxylic acid of 2 to 5 carbon atoms and mono and dialkylamino with alkyl of 1 to 5 carbon atoms, a and b form .dbd.O and c is hydrogen or a and c form a carbon-carbon bond and b is hydrogen, A is selected from the group consisting of --(CH.sub.2).sub.n --and ##STR3## n is an integer from 2 to 5, m is an integer from 1 to 3, B is ##STR4## R.sub.2 is selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms and their non-toxic, pharmaceutically acceptable acid addition salts having remarkable anti-arrhythmic properties.
新型吲哚羧酰胺的化学式如下:其中R和R.sub.1分别选自氢、1至5个碳原子的烷基、3至7个碳原子的环烷基、4至7个碳原子的环烷基烷基和7至12个碳原子的芳基,可选地取代1至3个卤素、甲基、乙基、甲氧基、乙氧基、-CF.sub.3、CH.sub.3 S-、-NH.sub.2和-NO.sub.2中的一种或多种成员,或者R.sub.1和R结合在一起与氮原子形成一个可选的不饱和杂环,可选地含有-O-、-S-和的一种或多种成员##STR2##,R'选自氢、1至5个碳原子的烷基、苯基、萘基、7至12个碳原子的芳基和取代苯基,R.sub.3选自氢、1至5个碳原子的烷基、1至3个碳原子的烷氧基、氯、溴、碘、-NO.sub.2、-NH.sub.2、2至5个碳原子的脂肪羧酸酰胺和1至5个碳原子的单烷基和双烷基氨基,a和b形成.dbd.O,c是氢或a和c形成碳-碳键,b是氢,A选自--(CH.sub.2).sub.n --和##STR3##,n是2至5的整数,m是1至3的整数,B是##STR4##,R.sub.2选自氢和1至5个碳原子的烷基及其无毒、药用可接受的酸盐,具有显著的抗心律失常性能。