反应详情

32.1 g of 2,5-dichlorophenylsulfenyl chloride is added dropwise at 5°-10° C., with continuous stirring, to a solution of 27.4 g of N-methyl-N'-(2'-chloro-6'-methylphenyl)-formamidine in 70 ml of pyridine. The mixture is stirred for 20 minutes at room temperature; the excess pyridine is then removed at 1 mm Hg pressure and 50° C.

1. customthe excess pyridine is then removed at 1 mm Hg pressure and 50° C.