Chemoselective ethylene acetalization of α, β-unsaturated vis-à-vis saturated carbonyl groups
作者:Theodore J. Nitz、Leo A. Paquette
DOI:10.1016/0040-4039(84)80004-0
日期:——
The difficulties which in the past have precluded controlled acetalization of an α,β-unsaturated ketone functionality in the presence of a saturatedcarbonylgroup can be overcome simply by making recourse to 2,4,6-collidinium p-toluenesulfonate as catalyst.