反应条件
1: 72 percent / phosphoryl chloride / 4 h / Heating 2: 1.) NaH / 1.) DMF, 60 deh C, 1 h, 2.) DMF, 60 deg C, 5 h 3: 56 percent / 5 h / 125 °C 4: 95 percent / aq. HBr / 1 h / Heating 5: 1.) NaH, KI / 1.) DMF, 70 deg C, 10 h, 2.) DMF, 70 deg C, 12 h View Scheme
参考文献
Synthetic Communications, , vol. 26, # 17 p. 3323 - 3329
