反应条件
1: 75 percent / n-BuLi / tetrahydrofuran; hexane / 12 h / -78 - 20 °C 2: 80 percent / Amberlyst-15 / benzene / 12 h / Heating 3: 72 percent / diethyl ether / 1) -78 deg C, 0.5 h; 2) rt, 48 h View Scheme
参考文献
Journal of Organic Chemistry, , vol. 62, # 12 p. 4142 - 4147
