申请人:Synthelabo
公开号:US04711899A1
公开(公告)日:1987-12-08
Compound of general formula I ##STR1## in which R is hydrogen, R.sub.1 is unsubstituted phenyl, 4-methoxy - 3,5-dimethylphenyl or phenyl substituted at one of the 2-, 3- or 4- positions by halogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, hydroxy, benzyloxy, trifluoromethyl, cyano, nitro, amino, acetylamino, methylthio, methylsulphonyl or aminosulphonyl and R.sub.2 is unsubstituted phenyl, 2,4,6-trimethoxyphenyl or phenyl substituted at either the 3- or the 4- positions by fluorine, chlorine, methyl or methoxy, or an acid addition salt thereof.
通式I的一般化合物 ##STR1## 中,其中R为氢,R.sub.1为未取代的苯基,4-甲氧基-3,5-二甲基苯基或苯基在2-、3-或4-位置之一被卤素、C.sub.1-4烷基、C.sub.1-4烷氧基、羟基、苄氧基、三氟甲基、氰基、硝基、氨基、乙酰氨基、甲硫基、甲磺酰基或氨基磺酰基取代,R.sub.2为未取代的苯基、2,4,6-三甲氧基苯基或苯基在3-或4-位置之一被氟、氯、甲基或甲氧基取代,或其酸加合物。