Compounds of the formula:
wherein, R is selected from hydrogen, loweralkyl, trifluoromethyl, carboxyl, or loweralkoxycarbonyl; R₁ and R₂ are hydrogen or loweralkyl; Z is trifluoromethyl or halogen; the optical isomers and pharmaceutically acceptable salts thereof are active as antiemetics. Two of the preferred compounds are fenfluramine and norfenfluramine.
式中的化合物:
其中,R 选自氢、低级烷基、三
氟甲基、羧基或低级烷氧基羰基;R₁ 和 R₂ 是氢或低级烷基;Z 是三
氟甲基或卤素;其光学异构体和药学上可接受的盐具有止吐活性。其中两种优选化合物是
芬氟拉明和诺
芬氟拉明。