反应条件
1: 1.) BF3*Et2O, 2.) aq. NaBF4 / 1.) CH2Cl2, 0 deg C, 0.25 h, 2.) CH2Cl2, 15 min
2: Et3N / tetrahydrofuran / 10 h / 60 °C
View Scheme
参考文献
Sueda, Takuya; Nagaoka, Takema; Goto, Satoru; Ochiai, Masahito
Journal of the American Chemical Society, 1996 , vol. 118, # 42 p. 10141 - 10149