sodium hydroxide; octadecyl-trimethylammonium chloride

sodium tert-pentoxide

m-perbenzoic acid in dichloromethane 12 h;

1: 80 percent / m-perbenzoic acid / CH2Cl2 / 12 h 2: 67 percent / HCl / methanol / 6 h / 65 °C View Scheme

1: 80 percent / m-perbenzoic acid / CH2Cl2 / 12 h 2: 67 percent / HCl / methanol / 6 h / 65 °C 3: 85 percent / tetraethylammonium perchlorate / 4 h / Ambient temperature; platinum foil electrodes (18.7 mA/cm2) View Scheme

1: 80 percent / m-perbenzoic acid / CH2Cl2 / 12 h 2: 67 percent / HCl / methanol / 6 h / 65 °C 3: 85 percent / tetraethylammonium perchlorate / 4 h / Ambient temperature; platinum foil electrodes (18.7 mA/cm2) 4: 2.) Na2CO3 / 1.) Amberllite 122 (acidic form) / 1.) dioxan, H2O, r.t., 3 h, 2.) reflux, 6 h View Scheme