Phenylsulphonamide derivatives, a process for their preparation and their use as medicines
申请人:BEECHAM - WUELFING GmbH & Co. KG
公开号:EP0021592A1
公开(公告)日:1981-01-07
Pharmaceutical compositions which comprise a compound of the formula (I):
or a salt thereof wherein NR2 represents a piperidyl, pyrrolidyl, morpholino or N-methyl-piperazyl group any of which may substituted by one or two methyl groups; R1 represents fluorine, chlorine, bromine, iodine, lower alkoxyl, hydroxyl, acetoxyl, nitro, cyano, amino, dimethylamino, lower alkyl, trifluoromethyl, methylthio, ethylthio, methoxycarbonyl, ethoxycarbonyl, acetamido or carboxamido; R2 represents hydrogen, fluorine, chlorine, bromine, iodine, lower alkoxyl, hydroxyl, lower alkyl; R' represents hydrogen, chlorine or lower alkyl; or R1 and R2 when on adjacent carbon atoms may togehter represent a polymethylene group containing from 3 to 5 carbon atoms; and n is 2. 3 or 4; and a pharmaceutically acceptable carrier, compounds of formula (I) except those wherein R' is a 2-methoxyl group, and 2,4-dimethyl-1-(2-(4-bromophenylsulphonamido)ethyl]pyrrolidine and 2,4-dimethyl-1-(2-(4 -bromophenylsulphonamido)ethyl] pyrrolidine, a process for the preparation of compounds of the formula (I) and 2,4-dimethyl-7-[2 -(4-bromophenylsulphonamidolethyl]-pyrrolidine and 2,4-dimethyl-1-[2 -(4-iodophenylsulphonamido)ethyl) pyrrolidine as antiarrhythymic agents.
包含式(I)化合物的药物组合物:
或其盐 其中 NR2 代表哌啶基、吡咯烷基、吗啉基或 N-甲基哌嗪基,其中任一基团可被一个或两个甲基取代;R1 代表氟、氯、溴、碘、低级烷氧基、羟基、乙酰氧基、硝基、氰基、氨基、二甲基氨基、低级烷基、三氟甲基、甲硫基、乙硫基、甲氧羰基、乙氧羰基、乙酰氨基或羧基;R2 代表氢、氟、氯、溴、碘、低级烷氧基、羟基、低级烷基; R'代表氢、氯或低级烷基;或 R1 和 R2 在相邻碳原子上时可共同代表含有 3 至 5 个碳原子的聚亚甲基;且 n 为 2。3或4;和一种药学上可接受的载体、式(I)化合物(其中R'为2-甲氧基的化合物除外)、2,4-二甲基-1-(2-(4-溴苯磺酰胺基)乙基]吡咯烷和2,4-二甲基-1-(2-(4-溴苯磺酰胺基)乙基]吡咯烷、一种制备式(I)化合物和 2,4-二甲基-7-[2-(4-溴苯磺酰胺基)乙基]吡咯烷和 2,4-二甲基-1-[2-(4-碘苯基磺酰胺基)乙基]吡咯烷作为抗心律失常药物的工艺。