2,10-dichloro-8-fluoro-10,11-dihydro-dibenzo[b,f]thiepine 、
N-甲基哌嗪 以there is obtained 1-[2-chloro-8-fluoro-10,11-dihydro-dibenzo[b,f]thiepin-10-yl]-4-methyl-piperazine which melts at 118°-120°的产率得到1-(2-chloro-8-fluoro-10,11-dihydro-dibenzo[
b,
f]thiepin-10-yl)-4-methyl-piperazine