1: aq. H2O2 / 3 °C 2: aq. NH4OH / 3 h / 120 °C View Scheme

1.1: N,O-bis-(trimethylsilyl)-acetamide / acetonitrile / 0.33 h / 20 °C 1.2: 3 h / 80 - 85 °C 2.1: ammonia / methanol 3.1: ammonia / 110 °C 4.1: hydroxylamine / ethanol / |Reflux 5.1: sodium hydroxide / methanol / 3 h / 160 - 180 °C 6.1: ammonium hydroxide / 20 °C 7.1: dihydrogen peroxide / 0 °C 8.1: ammonia / 3 h / 0 - 120 °C View Scheme

1: ammonia / methanol 2: ammonia / 110 °C 3: hydroxylamine / ethanol / |Reflux 4: sodium hydroxide / methanol / 3 h / 160 - 180 °C 5: ammonium hydroxide / 20 °C 6: dihydrogen peroxide / 0 °C 7: ammonia / 3 h / 0 - 120 °C View Scheme

1: ammonium hydroxide / 20 °C 2: dihydrogen peroxide / 0 °C 3: ammonia / 3 h / 0 - 120 °C View Scheme