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本文研究了在少量高锰酸钾存在下，用重铬酸钠氧化对硝基甲苯以合成对硝基苯甲酸的最佳工艺参数，将产品产率提高到９５％。
In this paper, the optimum process parameters for the oxidation of p-nitrotoluene to p-nitrobenzoic acid with sodium dichromate in the presence of a small amount of potassium permanganate were studied. The yield of the product was increased to 95%.