| 对甲苯磺酸催化乙二醇合成1，4-二氧六环 |
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| 引用本文： | 马荣萱,李继忠. 对甲苯磺酸催化乙二醇合成1，4-二氧六环[J]. 工业催化, 2007, 15(3): 59-61 |
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| 作者姓名： | 马荣萱 李继忠 |
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| 作者单位： | 延安大学化学化工学院，化学反应工程省级重点实验室，陕西 延安 716000 |
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| 摘 要： | 以对甲苯磺酸作催化剂，对乙二醇脱水制备1，4-二氧六环的反应进行研究。考察了催化剂用量、反应时间和反应温度等因素对收率的影响，得出最佳反应条件：催化剂用量为乙二醇质量的4.3%，反应时间50 min，收率可达84.82%。
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| 关 键 词： | 对甲苯磺酸 催化 乙二醇 1，4-二氧六环 |
| 文章编号： | 1008-1143（2007）03-0059-03 |
| 收稿时间： | 2006-09-27 |
| 修稿时间： | 2006-09-27 |
Catalytic synthesis of 1, 4-dioxane from ethanediol using p-toluene sulphonic acid as the catalyst |
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| MA Rongxuan,LI Jizhong. Catalytic synthesis of 1, 4-dioxane from ethanediol using p-toluene sulphonic acid as the catalyst[J]. Industrial Catalysis, 2007, 15(3): 59-61 |
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| Authors: | MA Rongxuan LI Jizhong |
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| Affiliation: | Department of Chemistry and Chmical Engineering,Provincial Key Laboratory of Chemical Reaction Engineering,Yan’an University, Yan’an 716000, Shannxi, China |
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| Abstract: | 1,4-dioxane was synthesis by dehydration of ethanediol using p-toluene sulphonic acid as the catalyst.Influence of catalyst dosage,reaction temperature and reaction time on the yield was investigated.The optimum reaction condition was as follows: catalyst dosage=4.3% of the amount of ethanediol,reaction time 50 min.1,4-dioxane yield of 84.82% was obtained under the optimum condition. |
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| Keywords: | p-toluene sulphonic acid catalyst ethanediol 1, 4-dioxane synthesis |
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