Abstract
Two coordination polymers, namely {[Co2(L1)2(btec)]∙4H2O}n (1) and [Co(L2)(btec)0.5(H2O)]n (2) [L1 = 1,3-bis(5,6-dimethylbenzimidazole)propane, btec = 1,2,4,5-benzenetetracarboxylate, L2 = 1,2-bis(5,6-dimethylbenzimidazole-1-ylmethyl)benzene], have been synthesized and characterized by physicochemical and spectroscopic methods as well as single-crystal diffraction. The cobalt(II) atoms display different environments with a tetrahedral geometry in 1 and trigonal–bipyramidal geometry in 2. Both complexes show 2D layer structures with a rare binodal (3,4)-connected topology structure, named 3,4L13. Their catalytic activities were tested for the degradation of congo red azo dye in a Fenton-like process.
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Geng, J.C., Liu, L.W., Xiao, S.L. et al. Two 2D cobalt(II) coordination frameworks with unusual binodal network topology: synthesis, structures, and catalytic properties. Transition Met Chem 38, 143–148 (2013). https://doi.org/10.1007/s11243-012-9671-7
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DOI: https://doi.org/10.1007/s11243-012-9671-7