Crystal Research and Technology
Cryst. Res. Technol. 41, 523 (2006) - Abstract -

Spectroscopic and crystal structure analysis of diamminebis(2,4,6-triiodophenolato-O) copper(II)

Gülsün Gökagac, Leyla Tatar Yildirim, Muammer Sonsuz, and Fatih Sen

Middle East Technical University, Department of Chemistry, 06531 Ankara, Turkey
*Hacettepe University, Department of Engineering Physics, Beytepe 06800, Ankara, Turkey

Keywords Cu(II) complex, triiodophenol, crystal structure, magnetic susceptibility, FTIR, DSC
PACS 61.66.Hq
DOI 10.1002/crat.200510616

The crystal structure of [Cu(C6H2I3O)2(NH3)2] (CCDC 238896) has been determined by x-ray diffraction. This monomeric centrosymmetric Cu(II) complex crystallizes in the monoclinic system. The CuO2N2 coordination sphere is trans-planar, [Cu−O: 1.943(5) Å and Cu-N: 1.972(7) Å] with the fifth and sixth coordination sites occupied by I atoms from the phenoxide ions [Cu−I1: 3.3552(8) Å] to form a tetragonally elongated octahedral structure for CuO2N2I2 coordination. The complex molecules hold together in a one dimensional chain true [100] direction by intermolecular hydrogen bonds. Differantial scanning calorimeter, FTIR and magnetic susceptibility measurements were also performed in order to identify the title complex.





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