sodium hydroxide; dihydrogen peroxide in methanol T=20°C; 3 h;

1: 92 percent / ethanol / 20 h / 20 °C 2: 95 percent / HCl/H2O / tetrahydrofuran / 1 h 3: 93 percent / 30percent H2O2, aq. NaOH / methanol / 3 h / 20 °C View Scheme

1: 95 percent / HCl/H2O / tetrahydrofuran / 1 h 2: 93 percent / 30percent H2O2, aq. NaOH / methanol / 3 h / 20 °C View Scheme