反应条件
1: benzyl(methyl)diphenylphosphonium bromide With sodium hexamethyldisilazane in tetrahydrofuran Wittig reaction; 1 h; Inert atmosphere; 2: benzaldehyde in tetrahydrofuran T=-78 - 20°C; Wittig reaction; Inert atmosphereCooling with acetone-dry ice; optical yield given as percent dediastereoselective reaction;
参考文献
Journal of the American Chemical Society, , vol. 134, # 22 p. 9225 - 9239