It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.

另一种2-并噻唑法是氯甲烷与硫化钠反应生成硫酸氯甲酯，然后硫酸氯甲酯与2-并噻唑反应得到噻。

The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.

通过付氏酰化反应引入乙酰，接着化、胺化，得到标题树脂。该法避免了使用氯甲醚。