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| 纳米稀土复合固体超强酸对己酸烯丙酯的催化合成研究 | |
| 引用本文： | 邓斌,梁超伦,陈六平.纳米稀土复合固体超强酸对己酸烯丙酯的催化合成研究[J].湘南学院学报,2008,29(2):68-72. |
| 作者姓名： | 邓斌 梁超伦 陈六平 |
| 作者单位： | 1. 湘南学院,化学与生命科学系,湖南,郴州,423000 2. 中山大学测试中心电镜室,广东,广州,510275 3. 中山大学,化学与化学工程学院,广东,广州,510275 |
| 摘 要： | 以纳米稀土复合固体超强酸SO42-/ZrO2-2%Nd2O3为催化剂,通过己酸与烯丙醇反应合成己酸烯丙酯.探讨了诸因素对酯化率的影响,正交实验结果表明:SO42-/ZrO2-2%Nd2O3固体超强酸具有良好的催化活性,醇酸物质的量比为2:1,反应时间为2.5h,带水剂甲苯20mL,催化荆用量为反应物料总质量的3.0%时,酯化率达98.2%.该催化剂易于回收且可重复使用,具有价廉易得、催化效果好、操作简单、无环境污染等优点. |
| 关 键 词： | 纳米稀土复合固体超强酸 SO42-/ZrO2-2％Nd2O3 己酸烯丙酯 催化酯化 纳米 稀土复合固体超强酸 己酸烯丙酯 催化效果 合成研究 olefin Acetic Acid Solid Composite Rare Earth Nanosized Catalytic Action 无环境污染 操作 可重复使用 回收 总质量 反应物料 用量 甲苯 |
Study on Catalytic Action of Nanosized Rare Earth Composite Solid Super-acid for Acetic Acid olefin Propylester |
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| DENG Bin,LIANG Chao-lun,CHEN Liu-ping.Study on Catalytic Action of Nanosized Rare Earth Composite Solid Super-acid for Acetic Acid olefin Propylester[J].Journal of Xiangnan University,2008,29(2):68-72. | |
| Authors: | DENG Bin LIANG Chao-lun CHEN Liu-ping |
| Institution: | DENG Bin1,LIANG Chao-lun2,CHEN Liu-ping3 (1.Department of Chemistry , Life Science,Xiangnan University,Chenzhou 423000,China,2.Instrumentation Analysis & Research Center,Sun Yat-Sen University,Guangzhou 510275,3.School of Chemistry , Chemical Engineering,China) |
| Abstract: | Allyl hexanoate was synthesized from hexanic acid and allyl alcohol with nanosized rare earth composite solid super-acid SO2-4/ZrO2-2%Nd2O3 as catalyst.The factors influencing the synthesis were discussed.The results by orthogonal experiments showed that SO2-4/ZrO2-2%Nd2O3 was an excellent catalyst for synthesizing allyl hexanoate,molar ratio of allyl alcohol to hexanic acid was 2.0:1.0,the reaction time was 2.5h,the water carrying agent of toluene was 20ml,the quantity of catalyst was equal to 3.0% by mass... |
| Keywords: | nanometer rare earth composite solid super-acid SO2-4/ZrO2-2%Nd2O3 acetic acid olefin propy-lester catalytic esterification |
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