1-(4-methoxyphenyl)-4-phenethylpiperazine 、
3-[4-(2,5-difluoro-4-methoxyphenyl)piperazin-1-yl]-1-phenylpropan-1-one 以to provide crude 3-[4-(2,5-difluoro-4-hydroxyphenyl)-piperazin-1-yl]-1-phenylpropan-1-one (334 mg)的产率得到3-[4-(2,5-difluoro-4-hydroxyphenyl)-piperazin-1-yl]-1-phenylpropan-1-one