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1.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.

1.丙烯酰氯、丙烯丙烯作酰化剂,研究了胆酯分子中羟的反应活性。

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