HOF*CH3CN in dichloromethane T=0°C;

1: 97 percent / aq. sodium hydroxide / tetrabutylammonium bromide / CHCl3 / 3 h / 20 °C 2: 97 percent / potassium permanganate / tetrabutylammonium bromide / CH2Cl2; H2O; acetic acid / 20 °C View Scheme

1: With Na2WO4·2H2O in ethanol T=0°C; 0.0833333 h; Inert atmosphere; 2: With dihydrogen peroxide in ethanol; water T=0 - 20°C; 10.5 h; Inert atmosphere;

1.1: sodium hydride / tetrahydrofuran; mineral oil / 0.5 h / 0 °C / Inert atmosphere 1.2: 0 - 20 °C / Inert atmosphere 2.1: Na2WO4·2H2O / ethanol / 0.08 h / 0 °C / Inert atmosphere 2.2: 10.5 h / 0 - 20 °C / Inert atmosphere View Scheme