n this paper, a new synthetic me thod of methanesulfonyl chloride was described.Methanesulfonyl chloride was synthesized by the reaction of chloromethane and sodium thiosulfate.

• 本文提出了一种以硫代硫酸钠、氯甲烷为起始原料合成甲基磺酰氯的新方法，工艺简单，成本较传统方法降低了一半。