1: 72 percent / NH3 / benzene / 1 h / Ambient temperature 2: 76.4 percent / 25percent ammonia / ethanol; H2O / 16 h / Ambient temperature 3: 99.5 percent / HCl dil. / H2O / 3.5 h / Heating 4: 84 percent / HCl / 4 h / Heating 5: 92 percent / POCl3, PCl5 / 3 °C / Heating 6: 98 percent / 10percent NaCO3 / methanol; H2O / 2.5 h / Heating View Scheme

1: 72 percent / NH3 / benzene / 1 h / Ambient temperature 2: 76.4 percent / 25percent ammonia / ethanol; H2O / 16 h / Ambient temperature 3: 99.5 percent / HCl dil. / H2O / 3.5 h / Heating 4: 84 percent / HCl / 4 h / Heating 5: 92 percent / POCl3, PCl5 / 3 °C / Heating 6: 98 percent / 10percent NaCO3 / methanol; H2O / 2.5 h / Heating 7: 83 percent / thionyl chloride / 15 h / 60 °C View Scheme

1: 72 percent / NH3 / benzene / 1 h / Ambient temperature 2: 76.4 percent / 25percent ammonia / ethanol; H2O / 16 h / Ambient temperature View Scheme

ammonia in benzene 1 h; Ambient temperature;

1: 72 percent / NH3 / benzene / 1 h / Ambient temperature 2: 76.4 percent / 25percent ammonia / ethanol; H2O / 16 h / Ambient temperature 3: 99.5 percent / HCl dil. / H2O / 3.5 h / Heating 4: 84 percent / HCl / 4 h / Heating 5: 92 percent / POCl3, PCl5 / 3 °C / Heating View Scheme

1: 72 percent / NH3 / benzene / 1 h / Ambient temperature 2: 76.4 percent / 25percent ammonia / ethanol; H2O / 16 h / Ambient temperature 3: 99.5 percent / HCl dil. / H2O / 3.5 h / Heating 4: 84 percent / HCl / 4 h / Heating View Scheme