反应条件
1: 65 percent / Fe acetonylacetonate / diethyl ether; liquid ammonia / from -30 to 20 deg C, 15 h 2: 93 percent / pyridine / 1) -5 deg C, 0.5 h, 2) 0 deg C, 6 h 3: 85 percent / LiBr / acetone / 6 h / Heating 4: 1) Li / 1) (C2H5)2O, -10 deg C, 2 h, 0-5 deg C, 1 h, 2) room temperature, 14 h 5: 95 percent / Na, liq. NH3 / diethyl ether / 15 h / -35 °C View Scheme
参考文献
Chemistry of Natural Compounds, , vol. 21, # 3 p. 369 - 371
Khimiya Prirodnykh Soedinenii, , vol. 21, # 3 p. 395 - 398
