反应条件
1: 91 percent / benzene / 24 h / Heating
2: butyllithium, HMPA / hexane / 3.5 h / -65 °C
3: tetrahydrofuran / 1 h at -65 deg C, then 19 h at room temp.
4: 1) Na, liquid NH3; 2) TsOH monohydrate / 1) diethyl ether, -60 deg C, 5 min; 2) MeOH, room temp., 15 h
View Scheme
参考文献
Inoue; Honda; Iwase; Sato
Bulletin of the Chemical Society of Japan, 1990 , vol. 63, # 6 p. 1629 - 1635
