sodium hydroxide in ethanol 2 h; Heating;

1: 96 percent / 4N aq. HNO3 / 1 h / Heating 2: 82 percent / NaOH / aq. ethanol / 2 h / Heating View Scheme

1: 80 percent / conc. aq. ammonium hydroxide / methanol / 4 h / Heating 2: 96 percent / 4N aq. HNO3 / 1 h / Heating 3: 82 percent / NaOH / aq. ethanol / 2 h / Heating View Scheme

1: 99 percent / 1.5 h / Heating; heating in Dowterm 2: 100 percent / aq. H2O2, 30percent / acetic acid / 3 h / Heating 3: 0.5 h / Heating 4: conc. HCl / 1 h / Heating 5: 76 percent / activated manganese dioxide / CHCl3 / 6 h / Heating 6: 95 percent / palladium on charcoal / various solvent(s) / 1 h / 190 °C / heating in Dowtherm View Scheme

1: 99 percent / 1.5 h / Heating; heating in Dowterm 2: 82 percent / H2 / palladium on charcoal / dimethylformamide View Scheme

1.5 h; Heatingheating in Dowterm;