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

通过成本比较,认为丙是合适剂。

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、基丙酸酐和基丙酸作剂，研究了胆酸酯分子中羟基反应活性。