三氯乙酰氯合成方法的研究

An Investigation on the Synthesis of Trichloro-acetic Chloride

选定了氯化亚砜氯化三氯乙酸法，通过试验确定了其优惠工艺条件。按该条件可制得纯度为９８％的三氯乙酰氯，收率可达９１％。

A desired reaction's condition of trichloroacetyl acid with thionylchloride was found.The yield of the reaction which was carried out in this condition is about 90%,and purity 98%.