Abstract
A novel supramolecule [Cd(H2PIDC)2 · 2H2O] · 3.5H2O (I) (H2PIDC− = the deprotonated 2-propyl-imidazole-4,5-dicarboxylate) has been synthesized and characterized by X-ray diffraction method. Compound I crystallizes in the triclinic space group \(P\bar 1\) with cell parameters a = 10.6307(11) Å, b = 10.7068(12) Å, c = 11.3731(12) Å, α = 83.6470(10)°, β = 81.7310(10)°, γ = 87.3720(10)°, V = 1272.6(2) å3, Z = 2, ρcalc = 1.581 g/cm3, F(000) = 618. It is a mononuclear complex consisting of a Cd(II) ion, two H2PIDC-ligands and two coordinated water molecules, together with three and a half uncoordinated water molecules. The Cd(II) ion displays a slightly distorted octahedral geometry, defined by two N,O-bidentate H2PIDC-ligands and two water molecules. Five-water clusters along with other intermolecular hydrogen bonds contribute to the construction of a three-dimensional supramolecular network.
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Liu, X.F., Li, R.F. Synthesis and structure of a novel 3D Cd(II) supramolecule based on 2-propyl-imidazole-4,5-dicarboxylate. Russ. J. Inorg. Chem. 56, 1568–1571 (2011). https://doi.org/10.1134/S0036023611100159
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DOI: https://doi.org/10.1134/S0036023611100159