allylic

This paper laid em-phasis on the study of the allylic oxidation and halogenation.

着重研究其中的烯丙位化卤代反应，提出适的反应机理。

The review summarizes the methods of synthesis of keto-ionone by allylic oxidation of α-and β-ionones,which can be divided into five categories with different oxidation.

综α-β-紫罗兰酮经烯丙位化制备代紫罗兰酮的研究进展,依据不同的化剂分为五大类,详细地分析各种方法的特点,指出今后的发展趋势。