| S-苯基-L-半胱氨酸合成的反应动力学及反应机理的研究 |
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| 引用本文： | 王娟娟,汪明芳,张关永.S-苯基-L-半胱氨酸合成的反应动力学及反应机理的研究[J].化学世界,2007,48(5):257-261. |
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| 作者姓名： | 王娟娟 汪明芳 张关永 |
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| 作者单位： | 华东理工大学化学与分子工程学院,上海,200237 |
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| 摘 要： | 运用过量浓度法和微分法研究合成S-苯基-L-半胱氨酸的反应速率随反应物浓度变化的规律,确定了S-苯基-L-半胱氨酸合成反应的速率常数和反应级数,建立了反应速率方程,同时探讨了反应机理,为进一步优化反应条件提供了理论基础,并且通过实验找到了反应的最佳条件。
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| 关 键 词： | S-苯基-L-半胱氨酸 苯胺重氮盐 紫外分光光度法 反应动力学方程 反应机理 |
| 文章编号： | 0367-6358（2007）05-257-05 |
| 修稿时间： | 2006-10-172007-02-22 |
Study on Reaction Kinetics and Mechanism of Synthesis of S-phenyl-L-cysteine |
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| WANG Juan-juan,WANG Ming-fang,ZHANG Guan-yong.Study on Reaction Kinetics and Mechanism of Synthesis of S-phenyl-L-cysteine[J].Chemical World,2007,48(5):257-261. |
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| Authors: | WANG Juan-juan WANG Ming-fang ZHANG Guan-yong |
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| Affiliation: | School of Chemistry and Molecule Engineering, East China University of Science and Technology, Shanghai 200237, China |
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| Abstract: | The methods of excessive concentration and differential coefficient were used to study the reaction rate change of synthesis of S-phenyl-L-cysteine with reactant concentration.The reaction rate constant and reaction order of the synthesis of S-phenyl-L-cysteine were found and reaction rate equation was established.The mechanism of the reaction was discussed providing the knowledge for further optimizing the reaction,and through experiment to find a best condition. |
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| Keywords: | S-phenyl-L-cysteine phenylamine diazonium salt ultraviolet spectrophotometry reaction kinetic equation mechanism |
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