反应条件
1: 89 percent / aq. sodium hydroxide / 1.) 0 deg C, 0.5 h, 2.) room temperature, 2 h 2: 1.) Et3N, EtOCOCl, 2.) NaBH4 / 1.) THF, 0 deg C, 0.25 h, 2.) H2O, 0 deg C, 0.5 h, room temperature, 2 h 3: Et3N, DMAP / CH2Cl2 / Ambient temperature 4: dimethylformamide / 24 h / Ambient temperature 5: 6 M HCl / 12 h / Heating View Scheme
参考文献
Journal of Organic Chemistry, , vol. 63, # 22 p. 7764 - 7769
