2-benzenesulfonyl-3-phenyl-oxaziridine in methanol; dichloromethane T=0°C; Oxidation; 1 h;

1.1: KF; NaF / 130 - 270 °C / 20 Torr 1.2: NaCl; AlCl3 / 4 h / Heating 1.3: pyridine / 58 h / 20 °C 2.1: 3-phenyl-2-(phenylsulfonyl)oxaziridine / CH2Cl2; methanol / 1 h / 0 °C View Scheme

1.1: Zn; NaOH / H2O / 6 h / 70 - 80 °C 2.1: Zn; NaOH / H2O / 5 h / 95 - 100 °C 3.1: toluene / Heating 4.1: KF; NaF / 130 - 270 °C / 20 Torr 4.2: NaCl; AlCl3 / 4 h / Heating 4.3: pyridine / 58 h / 20 °C 5.1: 3-phenyl-2-(phenylsulfonyl)oxaziridine / CH2Cl2; methanol / 1 h / 0 °C View Scheme

1.1: NaOH; H2O / 0.75 h / Heating 2.1: Zn; NaOH / H2O / 6 h / 70 - 80 °C 3.1: Zn; NaOH / H2O / 5 h / 95 - 100 °C 4.1: toluene / Heating 5.1: KF; NaF / 130 - 270 °C / 20 Torr 5.2: NaCl; AlCl3 / 4 h / Heating 5.3: pyridine / 58 h / 20 °C 6.1: 3-phenyl-2-(phenylsulfonyl)oxaziridine / CH2Cl2; methanol / 1 h / 0 °C View Scheme

1.1: toluene / Heating 2.1: KF; NaF / 130 - 270 °C / 20 Torr 2.2: NaCl; AlCl3 / 4 h / Heating 2.3: pyridine / 58 h / 20 °C 3.1: 3-phenyl-2-(phenylsulfonyl)oxaziridine / CH2Cl2; methanol / 1 h / 0 °C View Scheme

1.1: Zn; NaOH / H2O / 5 h / 95 - 100 °C 2.1: toluene / Heating 3.1: KF; NaF / 130 - 270 °C / 20 Torr 3.2: NaCl; AlCl3 / 4 h / Heating 3.3: pyridine / 58 h / 20 °C 4.1: 3-phenyl-2-(phenylsulfonyl)oxaziridine / CH2Cl2; methanol / 1 h / 0 °C View Scheme