Using NH?4VO?3 as catalyst and diethyl ether as solvent,benzophenone was obtained quantitatively by the oxidation of diphenylmethane(DPM) with nitric acid.

• 以w(HNO3)=68%25硝酸做氧化剂,NH4VO3做催化剂,在乙醚溶剂中氧化二苯甲烷得到定量的二苯甲酮(BP)。