1.1: 95 percent / NaOAc / Pd2(dba)3*dba / acetonitrile / 0.33 h 2.1: HCO2H / ethyl acetate / 0.67 h 3.1: 80 percent / m-CPBA / toluene / 24 h / 20 °C 4.1: 63 percent / H2SO4; H2O / dioxane / 2.5 h / Heating 5.1: 100 percent / DMAP / pyridine; CH2Cl2 / 2 h 6.1: 67 percent / NaIO4 / RuCl3 / ethyl acetate; acetonitrile; H2O / 3 h / 20 °C 7.1: 100 percent / methanol / 0.25 h 8.1: LiBH4 / tetrahydrofuran / 8 h / 20 °C 8.2: DMAP; Ac2O / pyridine; CH2Cl2 / 2 h 8.3: aq. HCl / 18 h / Heating View Scheme