A new 22-Ni-substitued polyoxometalate: Hydrothermal synthesis, structure and electrochemical property

  • Peng Yun Zhang
  • , Zhong Zhang
  • , Xu Yan Li
  • , Guo Yu Yang*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A new inorganic–organic hybrid 22-Ni-substituted phosphotungstate, [Ni(H2O)2(en)]2[Ni(H2O)(en)2]2{[Ni6(OH)2(H2O)(en)2(B-α-PW9O34)]2[W4O16][Ni5(H2O)3(en)3(PW6O26)]2}·24H2O (1, en = ethylenediamine) has been made by hydrothermal method and characterized by elemental analysis, single crystal X-ray diffraction, powder X-ray diffraction, IR spectroscopy, thermogravimetric analysis, and UV–Vis diffuse-reflectance spectroscopy, respectively. Compound 1 contains a 22-Ni-substituted polyoxoanion built by central [W4O16]8− core and two different symmetrical clusters, [Ni6(OH)2(H2O)(en)2(B-α-PW9O34)]+ and [Ni5(H2O)3(en)3(PW6O26)], which is further linked by double-bridging [Ni(H2O)2(en)]2+ cations to form 1-D chain. Moreover, the counter cations, [Ni(H2O)(en)2]2+ support to the [B-α-PW9O34]9− fragments.

Original languageEnglish
Article number107753
JournalInorganic Chemistry Communications
Volume113
DOIs
Publication statusPublished - Mar 2020

Keywords

  • Cluster
  • High-nuclearity
  • Hydrothermal synthesis
  • Ni-substituted
  • Phosphotungstate

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