反应条件
1: sodium hydroxide / 2 h / 0 - 20 °C 2: lithium chloride / N,N-dimethyl-formamide / 6 h / |Reflux 3: sodium carbonate; sodium dithionite; water / 1 h / 20 °C 4: trifluoroacetic acid / toluene / 6 h / 80 °C 5: triethylamine; pyridine / 2 h / 20 °C / |Inert atmosphere 6: hydrogenchloride; water / 3 h / 20 - 70 °C View Scheme
参考文献
Synthetic Communications, , vol. 43, # 12 p. 1661 - 1667