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用铅改性的 Pd/C催化剂液相催化氧化乳酸，乳酸选择性转化为丙酮酸的收率可达到 58％，同时对反应过程中影响丙酮酸生成的一些因素进行了探讨。
In the presence of Pb-modified Pd / C catalyst, lactic acid was catalytically oxidized in the liquid phase. The yield of lactic acid to pyruvic acid was 58%, and some factors influencing pyruvate production during the reaction were also discussed.