| N,N’-二乙氧羰基-N”,N’”-(1,6-亚己基)双硫脲的合成、结构表征及其与金属离子的作用 |
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| 引用本文： | 袁露,钟宏,刘广义,郭艳,陈茅,李立清.N,N’-二乙氧羰基-N”,N’”-(1,6-亚己基)双硫脲的合成、结构表征及其与金属离子的作用[J].中南大学学报(自然科学版),2011,42(12). |
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| 作者姓名： | 袁露 钟宏 刘广义 郭艳 陈茅 李立清 |
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| 作者单位： | 中南大学化学化工学院,有色金属资源化学教育部重点实验室,湖南长沙,410083 |
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| 基金项目： | 国家高技术研究发展计划(“863”计划)项目(2007AA06Z122); 国家重点基础研究发展计划(“973”计划)项目(2007CB613602-3); 国家自然科学基金资助项目(51074183,50604016) |
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| 摘 要： | 由氯甲酸乙酯和硫氰酸钠经亲核取代反应和异构化合成N-乙氧羰基异硫氰酸酯中间体,再将该中间体与1,6-己二胺经亲核加成反应,合成N,N’-二乙氧羰基-N”,N””-(1,6-亚己基)双硫脲.对其进行元素分析、红外光谱、核磁共振氢谱及碳谱分析.将所得产物配成溶液,分别与Cu2+,Ni2+和Fe3+溶液混合,用紫外可见分光光度计测定产物溶液吸光度的变化,对产物与Cu2+离子的沉淀产物进行红外光谱检测,对比产物与其Cu2+络合物的红外光谱.研究结果表明:具有新型结构的双硫脲可分别与此3种离子发生反应,并表现出对Fe3+的较强选择性.产物与Cu2+生成的络合物为环状螯合物.
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| 关 键 词： | 二乙氧羰基双硫脲 合成 表征 金属离子作用 |
Synthesis and structure characterization of N,N'-diethoxycarbonyl-N',N' '-(1,6-hexylidene) dithiourea and its coordination with metal ions |
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| YUAN Lu
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ZHONG Hong
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LIU Guang-yi
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GUO Yan
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CHEN Mao
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LI Li-qing.Synthesis and structure characterization of N,N'-diethoxycarbonyl-N',N' '-(1,6-hexylidene) dithiourea and its coordination with metal ions[J].Journal of Central South University:Science and Technology,2011,42(12). |
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| Authors: | YUAN Lu ZHONG Hong LIU Guang-yi GUO Yan CHEN Mao LI Li-qing |
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| Institution: | YUAN Lu,ZHONG Hong,LIU Guang-yi,GUO Yan,CHEN Mao,LI Li-qing (Key Laboratory of Resources Chemistry of Nonferrous,Ministry of Education,School of Chemistry and Chemical Engineering,Central South University,Changsha 410083,China) |
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| Abstract: | The intermediate N-ethoxylcarbonyl isothiocyanate was synthesized from ethyl chloroformate and sodium thiocyanate by nucleophilic substitution reaction and isomerization.Then using this intermediate with 1,6-diaminlhexane as raw materials,the target product N,N'-diethoxycarbonyl-N',N' '-(1,6-hexylidene) dithiourea was obtained by nucleophilic addition reaction.The compound was characterized by elemental analysis,infrared spectrum,1HNMR and 13CNMR.The solution of the compound was mixed with Cu2+,Ni2+,Fe3+ ... |
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| Keywords: | diethoxycarbonyl dithiourea synthesis characterization coordination with metal ions |
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