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以2-硫醇基苯并噻唑为原料,经活性更高的2(3H)-苯并噻唑硫酮,再以对甲苯磺酰氯催化偶联制备得到促进剂DM,液相含量98.6%,总收率85.6%。
Using 2-mercaptobenzothiazole as raw material, the more active 2 (3H) -benzothiazolethione and then the coupling promoter of p-toluenesulfonyl chloride were prepared to obtain DM with the liquid content of 98.6% Yield 85.6%.