ionone

The yield of the pseudoionone and ionone was 96. 2% and 97. 6% respectively.

反应条件温,周期短,缩合反应的产率达96.2％,环化反应的产率达97.6％.

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.

综述了α-β-兰酮经烯丙位氧化制氧代兰酮的研究,据不同的氧化剂分为五大类,详细地分析了各种方法的特点,指出了今后的发趋势。