Two-step method to directly synthesize 2-chloroacrylonitrile without the presence of solvent including addition reaction of chlorine gas with acrylonitrile and elimination reaction.

• 介绍了丙烯腈中不加溶剂,直接通氯气进行氯化加成反应,再经消除反应两步合成2-氯丙烯腈的方法。