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Two zinc(II) coordination complexes based on an asymmetric multidentate ligand: Syntheses, structures, selective fluorescence sensing of iron(III) ions and thermal analyses

  • Yaru Liu*
  • , Lan Liu
  • , Xiao Zhang
  • , Guorui Liang
  • , Xuebing Gong
  • *Corresponding author for this work
  • North University of China
  • School of Chemistry and Chemical Engineering, Harbin Institute of Technology

Research output: Contribution to journalArticlepeer-review

Abstract

The rational selection of ligands is vitally important in the construction of coordination complexes. Two novel ZnII complexes, namely bis(acetato-κO)-bis[1-(1H-benzotriazol-1-ylmethyl)-2-propyl-1H-imidazole-κN3]zinc(II) monohydrate, [Zn(C13H15N5)2(C2H3O2)2]κH2O, (1), and bis(azido-κN1)bis[1-(1H-benzotriazol-1-ylmethyl)-2-propyl-1H-imidazole-κN3]zinc(II), [Zn(C13H15N5)2(N3)2], (2), constructed from the asymmetric multidentate imidazole ligand, have been synthesized under mild conditions and characterized by elemental analyses, IR spectroscopy and single-crystal X-ray diffraction analysis. Both complexes exhibit a three-dimensional supramolecular network directed by different intermolecular interactions between discrete mononuclear units. The complexes were also investigated by fluorescence and thermal analyses. The experimental results show that (1) is a promising fluorescence sensor for detecting Fe3+ ions and (2) is effective as an accelerator of the thermal decomposition of ammonium perchlorate.

Original languageEnglish
Pages (from-to)13-20
Number of pages8
JournalActa Crystallographica Section C: Crystal Structure Communications
Volume74
Issue number1
DOIs
StatePublished - Jan 2018
Externally publishedYes

Keywords

  • 1-(benzotriazol-1-ylmethyl)-2-propylimidazole
  • Coordination complexes
  • crystal structure
  • fluorescence sensor
  • intermolecular interactions
  • thermal analysis

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