[reaction: see text] This Mg-TiCl4-promoted CH2-transfer reaction of CH2Cl2 represents an extremely simple, practical, and efficient methylenation of a variety of ketones and aldehydes, especially in enolizable or sterically hindered ketones such as 2,2-dimethylcyclohexanone, camphor, and fenchone.
[反应:查看文本]这种由Mg-TiCl4促进的
CH2Cl2的
CH2转移反应代表了各种酮和醛的极其简单,实用和有效的亚甲基化,特别是在可烯醇化或空间受阻的酮(如
2,2-二甲基环己酮)中,
樟脑和fenchone。