A DDQ-promoted metal-free cross-coupling of 1,3-diarylpropynes with hydroxyl via Sp3 C–H bond activation to form C–O bond
作者:Hanjie Mo、Weiliang Bao
DOI:10.1016/j.tet.2011.05.030
日期:2011.7
A metal-free coupling reaction between 1,3-diarylpropynes and alcohols/phenols/acids via propargylic sp3 C–H bonds activation and C–O bond formation reaction promoted by DDQ was realized. The reaction afforded series of propargylethers, propargyl esters and propargyl ketals.