Propargylation of carbonyl compounds: An efficient method for the synthesis of homopropargyl alcohols
作者:Jorge A. Cabezas、Leonardo X. Alvarez
DOI:10.1016/s0040-4039(98)00727-8
日期:1998.6
Controlled dilithiation of allene, with two equivalents of n-butyllithium, produces the propargyl dianion 5. The latter couples efficiently with carbonyl compounds to produce homopropargyl alcohols in high yields.