申请人:Boehringer Ingelheim GmbH
公开号:US04031219A1
公开(公告)日:1977-06-21
Compounds of the formula ##STR1## wherein A and B, which may be identical to or different from each other, are each straight alkylene of 2 to 4 carbon atoms which may have a methyl or phenyl substituent attached thereto, R.sub.1, r.sub.2, r.sub.3 and R.sub.4, which may be identical to or different from each other, are each hydrogen, fluorine, chlorine, bromine, hydroxyl, amino, nitro, acetylamino, alkyl of 1 to 3 carbon atoms, alkoxy of 1 to 3 carbon atoms or (alkyl of 1 to 3 carbon atoms)thio, R.sub.5, r.sub.6, r.sub.7 and R.sub.8, which may be identical to or different from each other, are each hydrogen, alkyl of 1 to 4 carbon atoms, phenyl-(alkyl of 1 to 4 carbon atoms) or methoxyphenyl-(alkyl of 1 to 4 carbon atoms), or R.sub.5 and R.sub.6, together with each other, are straight alkylene of 2 to 5 carbon atoms, or R.sub.7 and R.sub.8, together with each other, are straight alkylene of 2 to 5 carbon atoms, and R.sub.9 is hydrogen, alkyl of 1 to 6 carbon atoms or phenyl-(alkyl of 1 to 6 carbon atoms), And non-toxic, pharmaceutically acceptable acid addition salts thereof; the compounds as well as the salts are useful as antiarrhythmics.
该公式化合物的化学式为 ##STR1## 其中A和B可相同或不同,均为2至4个碳原子的直链烷基,其上可能连接有甲基或苯基取代基;R.sub.1、r.sub.2、r.sub.3和R.sub.4可相同或不同,均为氢、氟、氯、溴、羟基、氨基、硝基、乙酰氨基、1至3个碳原子的烷基、1至3个碳原子的烷氧基或(1至3个碳原子的烷基)硫,R.sub.5、r.sub.6、r.sub.7和R.sub.8可相同或不同,均为氢、1至4个碳原子的烷基、苯基-(1至4个碳原子的烷基)或甲氧基苯基-(1至4个碳原子的烷基),或R.sub.5和R.sub.6彼此相连,为2至5个碳原子的直链烷基,或R.sub.7和R.sub.8彼此相连,为2至5个碳原子的直链烷基,R.sub.9为氢、1至6个碳原子的烷基或苯基-(1至6个碳原子的烷基),以及其无毒、药学上可接受的酸盐;该化合物及其盐可用作抗心律失常药。