ICAR Congress, Bilecik, Türkiye, 24 - 26 Ocak 2022, ss.1
SYNTHESIS and CHARACTERIZATION Of Cd(II)
COORDINATION POLYMER with 2,5-FURANDICARBOXYLATE And 1,4-BIS(IMIDAZOL-1YL)BUTANE
LIGANDS
Sevde
DEMİR1, Hakan ERER 1
1E-mail: sevde.demir@ogu.edu.tr; Eskişehir Osmangazi University , Faculty of Science and Letters, Department of Chemistry, ,
Eskişehir 26040, Turkey
Coordination polymers are materials that have attracted the attention of scientists since the 1990s due to their superior properties [1]. Coordination polymers, which are formed as a result of the coordination of metal atoms, organic ligand and sometimes solvent molecules, have applications such as gas storage, selective gas separation, luminescence, catalysis, sensor and drug release, and their synthesis is of interest. is increasing day by day [2]. In this study, 2,5-furandicarboxylic acid (H2fdc) ligand was preferred as the anionic ligand in the synthesis of the complexes. H2fdc, due to its inclusion in the C2 molecular symmetry group and its angular geometry, ensures that the obtained complexes are more stable and regular. N-donor bis(imidazole) derivative 1,4-bis(imidazol-1yl)butane (bib) was used as secondary ligand and Cd(NO3)2.6H2O as metal source. The structure of {[Cd(µ-fdc)(µ-bib)(H2O)]·H2O}n (1) two-dimensional (2D) coordination polymer was elucidated by IR spectroscopy, single crystal X-ray analysis. In addition, the thermal and luminescence properties of the complex were determined. Optical band gap was calculated with the Kubelka-Munk equation by measuring the UV spectra and reflectance of solid materials with diffuse reflectance. Topological analyse was performed using ToposPro software.
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