Methyl thioacetate was prepared by using acetyl chloride and methyl mercaptan as starting raw material in this paper.The yield of product is 69.3%.Itcan be used in seasoning flavor.

对可种调味香精的食香料硫代乙酸甲酯的成进行了初步研究，产率达到693％，对所成的产品做了红外光谱分析和质子核磁共振分析，确定了学结构。

The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.

通过对原理分析,选乙氯作剂、二氯甲烷作溶剂,测定含环氧基聚酯的羟值。