The 4-[(thien-2-yl)methyl]-imidazoles of the formulae: ##STR1## wherein R is hydrogen or methyl, X is hydrogen, C.sub.1-4 alkyl, bromine or chlorine, and Y is hydrogen, C.sub.1-4 alkyl, bromine or chlorine; with the proviso that X and Y are not both simultaneously hydrogen. have exceptional analgesic activity.
式为:##STR1## 其中 R 为氢或甲基,X 为氢、C.sub.1-4 烷基、
溴或
氯,Y 为氢、C.sub.1-4 烷基、
溴或
氯;但要求 X 和 Y 不能同时为氢。这些4-[(thien-2-yl)methyl]-imidazoles具有卓越的镇痛活性。