Two Cu(Ⅱ) Complexes with Hydrolyzed Nicotinamide Ligand: Crystal Structures and Bioactivities

Two Cu(Ⅱ) Complexes with Hydrolyzed Nicotinamide Ligand: Crystal Structures and Bioactivities

论文摘要

Two Cu(Ⅱ) complexes of [Cu(2,6-DPC)(Hnta)(H2O)]·H2O(2,6-DPC = 2,6-pyridinedicarboxylic-carboxylate, Hnta = nicotinic acid) and [Cu2(2,4-D)4(Hnta)2](2,4-D = 2,4-dichlorophenoxyacetic-carboxylate) were synthesized and successfully obtained as single crystals in this paper. The supramolecular structures of the complexes from zero to three dimensions and the weak intermolecular force in the crystal were analyzed. The single-crystal structures of the complexes were further analyzed by Hirshfeld surface analysis. The competition capacity of the complexes about calf thymus DNA(ct-DNA) was also analyzed by fluorescence spectroscopy. The ability of complexes to cleave the plasmid DNA(pBR322-DNA) was determined by gel electrophoresis assay. And at last, the complexes’ cytotoxic activities were reviewed for four kinds of cancer cell lines(HeLa, MCF-7, HepG, SKOV-3), showing that the coordination polymer has anti-tumor activity and cytotoxicity.

论文目录

  • 1 INTRODUCTION
  • 2 EXPERIMENTAL
  •   2.1 Materials and instruments
  •   2.2 Synthesis of the complexes
  •   2.3 Single-crystal X-ray crystallography
  •   2.4 Hirshfeld surface calculations
  •   2.5 Fluorescence spectrum
  •   2.6 DNA agarose gel electrophoresis
  •   2.7 Cytotoxicity assay
  • 3 RESULTS AND DISCUSSION
  •   3.1 Crystal structure determination
  •   3.2 Structural details of complex 1
  •   3.3 Structural details of complex 2
  •   3.4 Hirshfeld surface analysis
  •   3.5 Fluorescence spectroscopic properties
  •   3.6 Cleavage of extracted pBR322 DNA
  •   3.7 Cytotoxicity in vitro study
  • 4 CONCLUSION
  • 文章来源

    类型: 期刊论文

    作者: 王仁舒,冯静,连明磊,孔德顺,雷以柱,石开仪

    来源: Chinese Journal of Structural Chemistry 2019年08期

    年度: 2019

    分类: 工程科技Ⅰ辑

    专业: 化学

    单位: School of Chemistry and Materials Engineering, Liupanshui Normal University

    基金: Supported by the Guizhou Provincial Science and Technology Foundation(No.LKLS[2013]20),the Scientific and Technological Innovation Platform of Liupanshui(52020-2018-02-01 and 52020-2017-02-02),Youth Talent Growth Project of Educational Department of Guizhou Province(No.KY [2017]271),2011 Collaborative Innovation Center of Guizhou Province(Qian Jiao he xietongchuangxin zi [2016]02)

    分类号: O641.4

    DOI: 10.14102/j.cnki.0254-5861.2011-2252

    页码: 1297-1310

    总页数: 14

    文件大小: 1489K

    下载量: 17

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