1: 6N HCl / H2O / 12 h / Ambient temperature 2: 9 percent / hydroxylamine hydrochloride, sodium acetate / methanol / 8 h / Ambient temperature View Scheme

1: 6N HCl / H2O / 12 h / Ambient temperature 2: 9 percent / hydroxylamine hydrochloride, sodium acetate / methanol / 8 h / Ambient temperature 3: LiAlH4 / tetrahydrofuran; diethyl ether / 3 h / Heating View Scheme

hydrogenchloride in water 12 h; Ambient temperature; Yield given;