一种由对二甲苯制备对苯二甲酸的方法。该方法包括形成包含对二甲苯、溶剂、溴来源、催化剂和乙酸铵的混合物;和通过使混合物与氧化剂在氧化条件下接触而将对二甲苯氧化以产生包含对苯二甲酸、对甲苯甲酸、4-羧基苯甲醛的固体氧化产物。溶 A method for preparing terephthalic acid from p-xylene. The process comprises forming a mixture comprising p-xylene, a solvent, a source of bromine, a catalyst, and ammonium acetate; and p-xylene being oxidized by contacting the mixture with an oxidizing agent under oxidizing conditions to produce a mixture comprising terephthalic acid, p-toluic acid, Solid Oxidation Products of 4-Carboxybenzaldehyde. Soluble