Conjugate addition of methyl groups of αβ-unsaturated aldehydes: use of Me<sub>5</sub>Cu<sub>3</sub>Li<sub>2</sub>
作者:Derrick L. J. Clive、Vittorio Farina、Pierre Beaulieu
DOI:10.1039/c39810000643
日期:——
Me5Cu3Li2 converts αβ-unsaturated aldehydes efficiently into β-methyl aldehydes and, unlike Me2CuLi, it usually gives a negligible amount of the 1,2-adduct even when a quaternary carbon is generated in the reaction.
Me5Cu3Li2 高效地将αβ-不饱和醛转化为β-甲基醛,并且与Me2CuLi不同,它通常在反应中即使生成了一个四次碳,也几乎不产生1,2-加成产物。