烯丙基异硫氰酸酯的工业催化合成研究

Research on Industrial Catalytic Synthesis of Allyl Isothiocyanate

烯丙基异硫氰酸酯是一种重要的有机合成中间体,在合成农药、医药等方面都有比较重要的用途,在土壤消毒方面也有应用。本文叙述了用不同起始原料,不同技术路线合成异硫氰酸酯的方法,并对温度、压力、配料比进行了细致的研究试验。特别研究了催化剂对反应的影响,探讨了溶剂对反应的影响。在催化条件下,以阶段升温的方式工业合成烯丙基异硫氰酯的方法,达到了纯化产品和降低成本的双重目的。

Allyl isothiocyanate is an important Intermediate products in organic Production , it is widely used in various fields such as pesticides , medicine and soil disinfection etc . This paper describes different methods from different starting materials and routes of synthesis of isothiocyanates , and the temperature , pressure , ratio of raw materials was studied in detail . We also made the effect for the catalyst in this reaction , the influences of solvents on the reaction . Under catalytic conditions , to stage a way of industrial synthesis of allyl isothiocyanate , achieves better purification and reduce the cost of products of dual urpose .