反应条件
1: 66 percent / POCl3 / toluene / 4.5 h / Heating
2: 1.) NaBH4, 5M NaOH, 2.) HCl / 1.) ethanol, reflux, 6 h, 2.) ether.
3: 95 percent / 46 percent hydrobromic acid / 6.5 h / 100 °C
View Scheme
参考文献
Valenta; Holubek; Svatek; et al.
Collection of Czechoslovak Chemical Communications, 1983 , vol. 48, # 5 p. 1447 - 1464
