1.1: 90 percent / aq. CAN / acetonitrile / 1 h / 20 °C 2.1: aq. HCl / Heating 2.2: aq. HCl / 2 h / Heating 3.1: 157 mg / aq. HCl / 0.5 h / Heating View Scheme

ammonium cerium(IV) nitrate in acetonitrile T=20°C; 1 h;