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-巯基苯并噻唑法是先将化钠反应生成酸酯，然后酸酯2-巯基苯并噻唑反应得到苯噻。