| 金属钇离子-二乙撑三胺体系催化磷酸二酯水解的研究 |
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| 引用本文： | 蔡述兰,郑兴文. 金属钇离子-二乙撑三胺体系催化磷酸二酯水解的研究[J]. 化学试剂, 2012, 34(5): 401-404 |
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| 作者姓名： | 蔡述兰 郑兴文 |
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| 作者单位： | 四川理工学院化学与制药工程学院,四川自贡,643000 |
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| 基金项目： | 绿色催化四川省高校重点实验室资助项目,四川理工学院科研启动项目 |
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| 摘 要： | 研究了金属离子Y3+-二乙撑三胺体系催化双(对硝基苯酚)磷酸酯(BNPP)水解的作用机理。考察了不同催化反应条件对催化效率和体系稳定性的影响。结果表明,在pH 7.8～9.3,温度25～50℃的条件下,催化体系高效、稳定具有重现性,其催化活性物种是由金属Y3+离子与二乙撑三胺形成的配合物。
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| 关 键 词： | 金属钇配合物 磷酸二酯 水解 催化机理 |
Hydrolysis of the phosphate diester catalyzed by the system of diethylenetriamine and yttrium ion |
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| CAI Shu-lan , ZHENG Xing-wen. Hydrolysis of the phosphate diester catalyzed by the system of diethylenetriamine and yttrium ion[J]. Chemical Reagents, 2012, 34(5): 401-404 |
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| Authors: | CAI Shu-lan ZHENG Xing-wen |
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| Affiliation: | (College of Chemistry & Pharmaceutical Engineering,Sichuan University of Science & Engineering,Zigong 643000,China) |
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| Abstract: | The mechanism of Bis(p-nitrophenyl) phosphate ester(BNPP) catalyzed by the system of diethylenetriamine and yttrium ion was investigated.The catalytic efficiency and stability of the system was studied in different reaction conditions.The results indicated that the catalytic system exhibited high activity,stability and reproducibility under pH 7.8～9.3 and temperature 25～50 ℃.The results also showed that the active species is the complex of Y3+ ion and diethylenetriamine. |
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| Keywords: | metal yttrium complex phosphate diester hydrolysis catalytic mechanism |
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