反应条件
1: 1.) Br2, 2.) Na / 1.) Et2O, -20 deg C, 2.) liq. NH3, 30 min
2: 85 percent / LiAlH4 / diethyl ether / 3 h / 40 °C
3: conc. HCl / 3 h / 20 °C
4: 1.) LiNH2 / 1.) liq. NH3, 1 h, 2.) THF, 3 h
5: 16percent H2SO4 / ethanol / 1 h / 50 °C
View Scheme
参考文献
Ishchenko
Chemistry of Natural Compounds, 1996 , vol. 32, # 1 p. 77 - 79
