Multi-step reaction with 3 steps 1: 91 percent / benzene / 24 h / Heating2: butyllithium, HMPA / hexane / 3.5 h / -65 °C3: tetrahydrofuran / 1 h at -65 deg C, then 19 h at room temp.
参考文献
Inoue; Honda; Iwase; Sato Bulletin of the Chemical Society of Japan, 1990 , vol. 63, # 6 p. 1629 - 1635