potassium carbonate in methanol 0.25 h;

1: 39.9 percent / NaHCO3, mCPBA / CH2Cl2 / 24 h / Ambient temperature 2: 97.7 percent / NaN3, NH4Cl / dimethylformamide; H2O / 2 h / 80 °C 3: 99.1 percent / Et3N / CH2Cl2 / 0.08 h / 0 °C 4: K2CO3 / methanol / 0.17 h / Ambient temperature 5: NaH / tetrahydrofuran / 0.5 h / Ambient temperature 6: 69 percent / H2 / 10percent Pd/C / ethanol; CHCl3 / 6 h / 2280 Torr / Ambient temperature View Scheme

1: 39.9 percent / NaHCO3, mCPBA / CH2Cl2 / 24 h / Ambient temperature 2: 97.7 percent / NaN3, NH4Cl / dimethylformamide; H2O / 2 h / 80 °C 3: 99.1 percent / Et3N / CH2Cl2 / 0.08 h / 0 °C 4: K2CO3 / methanol / 0.17 h / Ambient temperature 5: NaH / tetrahydrofuran / 0.5 h / Ambient temperature 6: 69 percent / H2 / 10percent Pd/C / ethanol; CHCl3 / 6 h / 2280 Torr / Ambient temperature View Scheme

1: 39.9 percent / NaHCO3, mCPBA / CH2Cl2 / 24 h / Ambient temperature 2: 97.7 percent / NaN3, NH4Cl / dimethylformamide; H2O / 2 h / 80 °C 3: 99.1 percent / Et3N / CH2Cl2 / 0.08 h / 0 °C 4: K2CO3 / methanol / 0.17 h / Ambient temperature 5: NaH / tetrahydrofuran / 0.5 h / Ambient temperature 6: 69 percent / H2 / 10percent Pd/C / ethanol; CHCl3 / 6 h / 2280 Torr / Ambient temperature View Scheme