The propionyl chloride was found to be the appropriate acylating agent in terms of the cost.

通本比较,认为丙氯是合适的化剂。

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以基丙烯氯、基丙烯酐和基丙烯化剂，研究了胆酯分子中羟基的反应活性。