【摘要】 分别对电解葡萄糖合成山梨醇、葡萄糖酸进行了研究。得到合成山梨醇最佳电解条件 :电流密度 0 .1 8A· dm- 2 ,温度 2 5℃ ,葡萄糖起始浓度 0 .1 0 6mol· L- 1,支持电解质的浓度 0 .1 5 mol· L- 1,在此条件下葡萄糖电流效率达到 86.84% ;合成葡萄糖酸最佳电解条件 :电流密度 0 .1 8mol· L- 1,支持电解质的浓度 0 .2 mol· L- 1,葡萄糖浓度 0 .0 2mol· L- 1,温度 5 0℃ ,电流效率可达 76.5 0 %。更多还原

【Abstract】 Synthesis of sorbitol and gluconic acid by electro reduction and electro oxidation of glucose has been studied. The optimum conditions of sorbitol synthesis are including electronic current density 0.18 A·cm -2 , temperature of reaction :30 ℃,initial concentration of glucose :0.11 mol·L -1 ,and concentration of supporting electrolyte:0.15mol·L -1 .Under these conditions, the electronic current efficiency arrives:86.84 %. The optimum conditions of gluconic synthesis acid has been found out as follows current density:0.18 A·dm -2 ,temperature of reaction:50 ℃,initial concentration of glucose: 0.04mol·L -1 ,and the concentration of supporting electrolyte:0.2 mol·L -1 .Under these conditions, the electronic current efficiency 76.50 %.更多还原