ammonium acetate; oxygen; acetic acid 0.25 h; Heatingdifferent oxidants; Product distribution;

hydroxylamine hydrochloride; sodium acetate in acetic acid T=185°C; 12 h;

ammonium acetate; oxygen; acetic acid 0.25 h; Heatingdifferent oxidants; Product distribution;

1: 32 percent / hydroxylamine hydrochloride, NaOAc*3H2O / acetic acid / 12 h / 185 °C 2: m-chloroperoxybenzoic acid (MCPBA) / CH2Cl2 / 1 h / Ambient temperature 3: 1.17 h / 110 °C 4: 3 M aq. HCl / 1 h / 100 °C View Scheme

1: 32 percent / hydroxylamine hydrochloride, NaOAc*3H2O / acetic acid / 12 h / 185 °C 2: m-chloroperoxybenzoic acid (MCPBA) / CH2Cl2 / 1 h / Ambient temperature 3: 1.17 h / 110 °C 4: 3 M aq. HCl / 1 h / 100 °C 5: 92 percent / CrO3, aq. H2SO4 / acetic acid / 2 h / Ambient temperature View Scheme