Preparation, molecular structure and thermal decomposition mechanism of [K2(TNR) (H2O)]n

Yu Feng Li*, Tong Lai Zhang, Jian Guo Zhang, Gui Xia Ma, Jiang Chuang Song, Yuan Hua Sun, Kai Bei Yu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Citations (Scopus)

Abstract

The new complex, [K2(TNR) (H2O)]n, was prepared by reacting 2, 4, 6-trinitroresorcinol with potassium hydroxide. Its crystal structure was determined by X-ray single crystal diffraction analysis. The crystalline belongs to triclinic with space group P1̄. Its unit cell parameters are as follows: a = 0.6993(1) nm, b = 0.9474(2) nm, c = 0.9791(1) nm, α = 115.28(1)°, β = 107.86(1)°, γ = 95.94(1)°, V = 0.53717(15) nm3, Z = 2, Dc = 2.098g·cm -3, F(000) = 340. The two potassium ions have different coordination numbers of which are 8 and 9, respectively. The thermal decomposition mechanism of the complex was studied by using DSC, TG-GTG and FT-IR techniques. The existence of KNC in the residue is shown in FT-IR. CCDC: 204441.

Original languageEnglish
Pages (from-to)861-864
Number of pages4
JournalChinese Journal of Inorganic Chemistry
Volume19
Issue number8
Publication statusPublished - 1 Aug 2003

Keywords

  • 2,4,6-trinitroresorcinate
  • Molecular structure
  • Potassium complex
  • Thermal decomposition mechanism

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