Organocerium compounds (RLi-CeCl3) are able to transfer an alkyl group to the carbonylic function of a β-hydroxyketone giving alkyl substituted 1,3-diols in excellent yields. The use of these not sophisticated reagents is essential to depress undesired dimetallation and retroaldol side processes.
有机
铈化合物(RLi-CeCl 3)能够以优异的产率将烷基转移至β-羟基酮的羰基官能团上,从而得到烷基取代的1,3
-二醇。这些不复杂的试剂的使用对于抑制不希望的双
金属化和反醛醇副反应是必不可少的。