另一种2-巯基苯并噻唑法是先将溴氯甲烷与硫氰化钠反应生成硫氰酸氯甲酯,然后硫氰酸氯甲酯与2-巯基苯并噻唑反应得到苯噻氰。
It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.
它还可以防止一氧化碳,烟雾,氰化氢,二氧化硫,其他气体,颗粒,烟雾,烟尘,氨,氯,磷,和辐射热的危害。
It also protects against carbon monoxide, smoke, hydrogen cyanide, sulfur dioxide, other gases, particulates, fumes, soot, ammonia, chlorine, phosphine, and radiant heat.
它还可以防止一氧化碳,烟雾,氰化氢,二氧化硫,其他气体,颗粒,烟雾,烟尘,氨,氯,磷,和辐射热的危害。
It also protects against carbon monoxide, smoke, hydrogen cyanide, sulfur dioxide, other gases, particulates, fumes, soot, ammonia, chlorine, phosphine, and radiant heat.
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