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

通过对其化原理分析,选氯作化剂、二氯甲烷作化溶剂,测定含环氧基聚酯的值。

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.

对可于各种调味香精的食香料硫代酸甲酯的行了初步研究，产率达到693％，对所的产品做了红外光谱分析和质子核磁共振分析，确定了其化学结构。