2-Mercaptophenylsulfonamide triethylamine salt 、
1-溴-2,2-二氟乙烷 在
ice water 作用下,
以
甲醇 为溶剂,
反应 16.0h,
以gives 120 g (95% of theory) of 2-(2,2-difluoroethylthio)-phenylsulfonamide having a melting point of +111° C. to +112° C.的产率得到2-(2,2-difluoroethylthio)-phenyl-sulfonamide