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Synthesis, Thermal Kinetic Analysis and DFT Calculations of Pyrazine and Pyridine Complexes of Copper(II) Thiocyanate

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dc.creator NAZIR, Hasan
dc.creator ATAKOL, Arda
dc.creator İNAL, Emine Kübra
dc.creator ACAR, Nurcan
dc.creator EMİR, Erdal
dc.creator ATAKOL, Orhan
dc.date 2018-08-15T00:00:00Z
dc.date.accessioned 2019-07-09T11:59:07Z
dc.date.available 2019-07-09T11:59:07Z
dc.identifier http://dergipark.org.tr/sdufenbed/issue/38975/456334
dc.identifier 10.19113/sdufbed.55586
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/46133
dc.description Two NNN type ligands namely bis-2,6-(pyrazol-1-yl) pyridyne (pp) and bis-2,6-(3,5-dimethyl-pyrazol-1-yl) pyridyne (dmpp) were prepared by the use of 2,6-dichloropyridine, pyrazol and 3,5-dimethylpyrazol. Using these ligands with SCN co-ligand two mononuclear Cu(II) complexes were synthesized and characterized. The complexes were investigated by thermogravimetry (TG) and differential thermal analysis (DTA) and subjected to isothermal and nonisothermal kinetic analyses. TG and DTA results indicated that the complexes showed two distinctive degradation steps and the NNN type ligand was removed from the structure at temperatures above 300 °C. The activation energies of these complexes and same thermodynamic parameters of these thermal reactions have been calculated. The situation of d orbitals of Cu(II) ion, the electron densities of donor atoms of the ligands, natural bond orbital (NBO) analysis, the theoretical IR spectra and HOMO-LUMO energy levels computed by the use of DFT/B3LYP methods with 6-311G (d) basis set in Gaussian 09 software. These data were employed to enlighten the thermal degradation of the complexes prepared.
dc.format application/pdf
dc.publisher Süleyman Demirel University
dc.publisher Süleyman Demirel Üniversitesi
dc.relation http://dergipark.org.tr/download/article-file/528931
dc.source Volume: 22, Issue: 2 499-510 en-US
dc.source 1308-6529
dc.subject Thermal kinetic analysis,KAS; OFW; Energetic materials
dc.title Synthesis, Thermal Kinetic Analysis and DFT Calculations of Pyrazine and Pyridine Complexes of Copper(II) Thiocyanate en-US
dc.type info:eu-repo/semantics/article


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