Azobenzene was prepared with aniline and nitrobenzene as raw materials,potassium hydrate as catalyst and dimethyl sulforide as solvent.The yield was 69.23%.

• 在二甲亚砜溶剂中，以氢氧化钾为催化剂，苯胺和硝基苯反应得到偶氮苯，产率为69．23%25。