oxygen in tetrachloromethane T=20°C; Irradiation;

1: phosphoryl chloride; 1,2-dichloro-benzene / anschliessend mit wss. Natriumacetat-Loesung behandeln 2: hydrazine hydrate; potassium hydroxide; ethylene glycol / 200 °C View Scheme

air; iodine in benzene 6 h; Irradiation;