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含硫柔性二苯甲酸及氮杂环配体的Zn(Ⅱ)和Mn( Ⅱ)配合物的合成及晶体结构(英文)

Syntheses, Crystal Structures of Zn( Ⅱ) and Mn( Ⅱ) Complexes with Flexible Sulfur Containing Aromatic Acid and Nitrogen Heterocyclic Ligands

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【作者】 郝晓敏谷长生韩丝银范润珍李泳宋文东

【Author】 HAO Xiao-Min;GU Chang-Sheng;HAN Si-Yin;FAN Run-Zhen;LI Yong;SONG Wen-Dong;Department of Applied Chemistry, Guangdong Ocean University;College of Food Science and Technology, Guangdong Ocean University;School of Petrochemical & Energy Engineering, Zhejiang Ocean University;

【机构】 广东海洋大学理学院广东海洋大学食品科技学院浙江海洋学院石化与能源工程学院

【摘要】 以2,2′-二硫代二苯甲酸、2,2′-联吡啶、咪唑、硝酸锌和硝酸锰为原料,使用水热方法合成了配合物[Zn(EBLA)(2,2′-bipy)(H2O)](EBLA=2,2′-二苯甲酸硫醚)(2,2′-bipy=2,2′-联吡啶)(1),自然挥发法制备了配合物[Mn(EBSA)(im)2(H2O)]n(EBSA=2,2′-二硫代二苯甲酸)(im=咪唑)(2)。利用元素分析、红外和热重分析对其进行了表征。利用X-射线单晶衍射对结构进行了测定,并研究了配合物1的荧光性质。配合物1中,2,2′-二苯甲酸硫醚是通过水热方法由2,2′-二硫代二苯甲酸发生原位反应制备,Zn2+离子是五配位的四角锥双核结构;配合物2中,Mn2+离子是六配位的变形八面体一维链状结构。配合物中存在氢键和π-π堆积等弱的分子间作用力。

【Abstract】 Two coordination polymers [Zn(EBLA)(2,2′-bipy)(H2O)](1) and [Mn(EBSA)(im)2(H2O)]n(2) were synthesized by hydrothermal and evaporation methods using 2,2′-dithiosalicylic acid(EBSA), 2,2′-dipyridyl,imidazole, Zn(NO3)2·6H2O and Mn(NO3)2·4H2O. And the complexes were characterized by elemental analysis, FTIR and thermogravimetrie analysis(TGA), meanwhile the crystal structures and fluorescence properties of the complex 1 have been studied. In complex 1, 2,2′-dicarboxydiphenylthioether(EBLA) was prepared with 2,2′-dithiosalicylic acid(EBSA) in situ reaction by hydrothermal method. The complex 1 is a dinuclear structure and Zn2 +ion is five-coordination in a distorted square pyramidal geometry; The complex 2 is a one-dimensional infinite linear chain and Mn2+ion is six-coordination in a distorted octahedral geometry. Hydrogen bonding and π-π interactions are observed in these complexes.

【基金】 广东省自然科学基金(No.S2012020011054);2011年省部产学研结合引导项目(No.102011B090400415);2011年度湛江市第八批科技攻关计划项目(No.2011C3108001)资助
  • 【文献出处】 无机化学学报 ,Chinese Journal of Inorganic Chemistry , 编辑部邮箱 ,2015年02期
  • 【分类号】O641.4
  • 【被引频次】5
  • 【下载频次】144
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