ORGANIC CHEMISTRY Chapter 15 15.13D Oxidation of the Benzene ring (1)O3, HOAC R-CsHe R-COH (2)H2O2 +KMnO4或K2Cr2O7/H o +CO2+ H,o 400~500℃ Maleic anhydride 顺丁烯二酸酐 Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 15 15.13D Oxidation of the Benzene Ring R C6H5 (1) O3, HOAc (2) H2O2 R CO2H + O2 400 ~ 500 ℃ 顺丁烯二酸酐 O O O + CO2 + H2O ＋ KMnO4 或 K2Cr2O7 / H+ Maleic anhydride V2O5