sodium hydroxide; potassium hexacyanoferrate(III) in water T=4 - 20°C;

1.1: nitrobenzene / 27.5 h / 35 °C / Inert atmosphere 2.1: potassium hexacyanoferrate(III); sodium hydroxide / water / 10 - 20 °C 3.1: phosphorus pentabromide; phosphorus oxytribromide / 20 - 80 °C / Inert atmosphere 3.2: Alkaline conditions 4.1: 120 °C / Inert atmosphere; cooling with ice 5.1: potassium hexacyanoferrate(III); sodium hydroxide / water / 4 - 20 °C View Scheme

1.1: potassium hexacyanoferrate(III); sodium hydroxide / water / 10 - 20 °C 2.1: phosphorus pentabromide; phosphorus oxytribromide / 20 - 80 °C / Inert atmosphere 2.2: Alkaline conditions 3.1: 120 °C / Inert atmosphere; cooling with ice 4.1: potassium hexacyanoferrate(III); sodium hydroxide / water / 4 - 20 °C View Scheme

1.1: phosphorus pentabromide; phosphorus oxytribromide / 20 - 80 °C / Inert atmosphere 1.2: Alkaline conditions 2.1: 120 °C / Inert atmosphere; cooling with ice 3.1: potassium hexacyanoferrate(III); sodium hydroxide / water / 4 - 20 °C View Scheme

1: 120 °C / Inert atmosphere; cooling with ice 2: potassium hexacyanoferrate(III); sodium hydroxide / water / 4 - 20 °C View Scheme

1: With phosphorus pentabromide; phosphorus oxytribromide T=75°C; Inert atmospherecooling with ice; 2: With ammonia in water Alkaline conditions;