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A structural study of copper(II) carboxylates: Crystal structure and physical characterisation of [Cu2(2-bromopropanoato)4(caffeine)2]

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Academic year: 2021

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Table 1. Summary of Crystal Data, Intensity Measurement and Structure Refinement for [Cu 2 (2-bromopropionato) 4 (caffeine) 2 ]
Fig. 1. Ortep view of the crystal structure of [Cu 2 (2- (2-bromopropionato) 4 (caffeine) 2 ] showing the atom number-ing of the asymmetric unit (black bonds) and the part of the binuclear complex generated by a centre of inversion (white bonds)
Fig. 3. Dependence of between the Cu–O and C–O bond lengths (in ˚ A) of the indepen- indepen-dent Cu–O–C moieties in the Cu 2 (COO) 4 cages with the scatterogram of compounds from CSD with crystallographic R-factors less then 0.06 ( ◦ )
Fig. 4. Dependence between r L and r S values (in ˚ A) with the scatterogram from CSD data for hexacoordinated copper(II) carboxylates (open circles)
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