反应条件
1: 50 percent / boron trifluoride etherate
2: 1.) n-BuLi / THF, hexane, 1.) -30 deg C, 3 h, 2.) -78 deg C to room temp., overnight
3: 100 percent / CH2Cl2 / 4 h / 0 °C
4: 96 percent / CsF / acetonitrile / 6 h / 55 - 60 °C
5: 80 percent / sodium, NH3 liquid
View Scheme
参考文献
Ito, Yoshihiko; Nakajo, Eiji; Sho, Katsuhiko; Saegusa, Takeo
Synthesis, 1985 , # 6/7 p. 698 - 699
