反应条件
1: 63 percent / Pb(OAc)4, Cu(OAc)2, pyridine / benzene / 4 h / Heating 2: 90 percent / Li/ethylenediamine / 0.25 h / Heating 3: pyridine / 18 h / Ambient temperature 4: 1.) O3, 2.) Jones reagent / 1.) CH2Cl2, -10 deg C, 2.) acetone, 0 deg C 5: 73 percent 6: 72 percent / H2SO4 / ethanol / 24 h / Heating View Scheme
