Diastereoselective Synthesis of 6-Trifluoromethyl-5,6-dihydropyrans via Phosphine-Catalyzed [4 + 2] Annulation of α-Benzylallenoates with Ketones
作者:Tong Wang、Song Ye
DOI:10.1021/ol101762z
日期:2010.9.17
The highly diastereoselective synthesis of 6-trifluoromethyl-5,6-dihydropyrans was realized by the phosphine-catalyzed [4 + 2] annulation of ethyl α-benzylallenoates and trifluoromethyl ketones.