反应条件
1: 1.) BF3*Et2O, NaBH4, 2.) Jones reagent / 1.) THF, 18-22 deg C, 11 h, 2.) 0 deg C to 20 deg C, 1 h, 2 h 2: 60 percent / Pb(OAc)4, Cu(OAc)2*H2O, Py / benzene / 3 h / Heating 3: 25.3 g / Br2 / CH2Cl2 / 0.5 h / 20 °C 4: 80 percent / t-BuOK, dibenzo-18-crown-6 / hexane / 24 h / Heating 5: 92 percent / TsOH / diethyl ether / 20 h / 20 °C 6: Li, FeCl3, liq. NH3 / 1 h / -33 °C 7: tetrahydrofuran; dimethylsulfoxide 8: TsOH / methanol; H2O / 20 °C 9: 1.) i-BuMgBr, 2.) Cp2TiCl2, 3.) Py / 1.) Et2O, 0 deg C, 15 min, 2.) 20 deg C, 3 h, 3.) 24 h View Scheme
参考文献
Russian Chemical Bulletin, , vol. 47, # 8 p. 1595 - 1597
