硫氰酸钠的合成工艺及其在有机合成中的应用研究

Application and Synthesis of Sodium Thiocyanate

硫氰酸钠是一种重要的化工原料,用作聚丙烯腈纤维抽丝溶剂、化学分析试剂、彩色电影胶片冲洗剂、某些植物脱叶剂,以及机场道路除莠剂。还用于制药、印染、橡胶处理、黑色镀镍及制造人造芥子油。与过氧化氢合用于牛奶保鲜,有抑制霉菌作用。本文主要对硫氰酸钠的性质,合成工艺及应用进行了阐述,并介绍了硫氰酸钠在有机合成中的应用。

Sodium thiocyanate is a kind of important chemical raw materials, used for polyacrylonitrile fiber spinning solvent, chemical reagents, color film, then certain plant defoliant, road and airport herbicides. Also used in pharmaceutical, printing and dyeing, rubber processing, black nickel plating and manufacturing synthetic mustard oil. With hydrogen peroxide for fresh milk, has inhibitory action. In this paper, the properties of sodium thiocyanate, synthesis process and application are expounded, and the application of sodium thiocyanate in organic synthesis is introduced.