| 8-羟基喹啉-5-磺酰肼的电化学行为 |
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| 引用本文： | 何为.8-羟基喹啉-5-磺酰肼的电化学行为[J].电子科技大学学报(社会科学版),1997(6). |
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| 作者姓名： | 何为 |
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| 作者单位： | 电子科技大学应用化学系 |
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| 摘 要： | 研究了８羟基喹啉５磺酰肼（ＯＳＨ）的极谱电还原行为，结果表明其电还原过程在酸性或碱性介质中分别以单步或两步过程进行，形成相应的二氢化合物。恒电位电解的结果表明，电子转移数为２。并提出了合理的电还原机理。
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| 关 键 词： | 极谱 电还原 8-羟基喹啉-5-磺酰肼 |
Study on Synthesis of Dimethyl Fumarate |
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| Tang Xianzhong,Yang Bangcao.Study on Synthesis of Dimethyl Fumarate[J].Journal of University of Electronic Science and Technology of China(Social Sciences Edition),1997(6). |
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| Authors: | Tang Xianzhong Yang Bangcao |
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| Abstract: | This paper presents the many kinds of synthesis methods of Dimethyl Fumarate.The reation condition is investigated in detail with p to luenesulfonic acid,Thiourea as a catalysts and Maleic anhydride,Methanol as the reaction materials.The affection law of synthetic reaction is also discussed.Optimization technoloyical condition is obtained.The production yield reachs 92% with Thiourea 1.6 g,p to luenesulfonic acid 0.3 g,Malec anhydride 10.0 g,Methanol 20.0 g and reaction time 3 hours. |
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| Keywords: | catalyst alcoholysis esterification isomerization synthesis dimethyl fumarate |
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