Intramolecular Wittig reactions with esters utilising triphenylphosphine and dimethyl acetylenedicarboxylate
作者:Lyndsay A. Evans、Kimberley E. Griffiths、Holger Guthmann、Patrick J. Murphy
DOI:10.1016/s0040-4039(01)02053-6
日期:2002.1
The intramolecular Wittig olefination of α-hydroxy- and α-amino esters has been effected in high yield using a combination of triphenylphosphine and dimethylacetylenedicarboxylate.