反应条件
1: 44 percent / n-BuLi, HMPA / 1.) THF, 0 deg C, 2 h, 2.) THF, 0 deg C, 3 h; -10 deg C, 18 h 2: 93 percent / Ph3P, DEAD / benzene / 0.75 h / 25 °C 3: 11 percent / n-BuLi 4: toluene-d8 / 18 h / 100 °C View Scheme
参考文献
Kawashima, Takayuki; Soda, Tomokazu; Okazaki, Renji
Angewandte Chemie, 1996 , vol. 108, # 10 p. 1206 - 1208