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、基丙烯酸酐和基丙烯酸作化剂，研究了胆酸酯分子中羟基反应活性。