potassium hydroxide in ethanol; water 2 h; Heating;

1: 75 percent / KOH / dimethylformamide / 2 h / 80 - 90 °C 2: 80 percent / 30percent hydrogen peroxide, acetic acid / 12 h / 70 - 80 °C 3: 52 percent / acetic acid / Heating 4: 66 percent / KOH / ethanol; H2O / 2 h / Heating View Scheme

1: 80 percent / 30percent hydrogen peroxide, acetic acid / 12 h / 70 - 80 °C 2: 52 percent / acetic acid / Heating 3: 66 percent / KOH / ethanol; H2O / 2 h / Heating View Scheme

1: 52 percent / acetic acid / Heating 2: 66 percent / KOH / ethanol; H2O / 2 h / Heating View Scheme

potassium permanganate in ethanol; acetone

potassium permanganate in acetone T=40°C; 1 h;