We studied the method with acetic anhydride-pyridin acetylation,selected the adaptive analysis conditon and achieved good results.It may be a reference to the home middle and small factories.

• 本文探讨了用乙酸酐-吡啶乙酰化法，选择合适的分析条件，得到满意的结果，可供中小型生产厂家参考。