2-Trifluoromethyl-10-[3-(4-{3-hydroxypropoxy}-piperidino)-propyl]-phenothiazine 、
乙酰氯 以to obtain 10 g (49% yield) of 2-trifluoromethyl-10-[3-(4-{3-acetoxypropoxy}-piperidino)-propyl]-phenothiazine as a clear amber oil的产率得到10-<3-<4-(2-Acetoxypropoxy-piperidino>-propyl>-2-trifluormethyl-phenothiazin