反应详情

A mixture of 2-biphenylylcyanamide (3.8 g), 1-methanesulphonylpiperazine (3.8 g) and ethanol (60 ml) was heated at 90°-95° C. for 12 hours to give N-(2-biphenylyl)-4-methanesulphonylpiperazine-1-carboxamidine (m.p. 178°-180° C.) which was recrystallized from ethanol.

1. temperaturewas heated at 90°-95° C. for 12 hours