对甲苯磺酸一水合物 、
N-(3,5-二氯-2-甲氧基苯基)-4-甲氧基-3-(1-哌嗪基)苯磺酰胺盐酸盐 以
乙醇 为溶剂,
以reduced pressure to constant weight to give the title compound (E3) as a white crystalline solid (28 g, 81%)的产率得到N-(3,5-Dichloro-2-methoxyphenyl)-4-methoxy-3-piperazin-1-yl-benzenesulfonamide 4-Toluenesulfonate