hydroxylamine hydrochloride; sodium acetate in ethanol; acetic acid Reflux;

hydroxylamine hydrochloride; sodium acetate; acetic acid in ethanol 10 h; Heating;

N-ethyl-N,N-diisopropylamine in tetrahydrofuran; benzene 50 deg C, 1 h; RT, overnight;

1: hydrogenchloride / water / 24 h / Reflux 2: potassium dichromate; sulfuric acid / water / 2.33 h / 20 °C 3: potassium hydroxide / ethanol; water / 4 h / 20 °C 4: hydroxylamine hydrochloride; sodium acetate / ethanol; acetic acid / Reflux View Scheme

1: potassium hydroxide / ethanol; water / 4 h / 20 °C 2: hydroxylamine hydrochloride; sodium acetate / ethanol; acetic acid / Reflux View Scheme

1: potassium dichromate; sulfuric acid / water / 2.33 h / 20 °C 2: potassium hydroxide / ethanol; water / 4 h / 20 °C 3: hydroxylamine hydrochloride; sodium acetate / ethanol; acetic acid / Reflux View Scheme