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A heterotrimetallic Cu-Co-Zn complex with the 2,2'-iminodiethanol ligand
Dmytro S Nesterov1, Volodymyr N Kokozay, Brian W Skelton
1Department of Inorganic Chemistry, National Taras Shevchenko University, Volodymyrska st. 64, Kyiv 01033, Ukraine.
Abstract:
The crystal structure of the title compound, triacetato-1kappaO;3kappa4O,O'-(2,2'-iminodiethanol)-1kappa3O,N,O'-bis(mu-2,2'-iminodiethanolato)-1kappa2O:2kappa6O,N,O':3kappa2O'-cobalt(III)copper(II)zinc(II), [CoCuZn(C4H9NO2)2(C2H3O2)3(C4H11NO2)], shows a molecule with a triangular three-metal core. The metal sites were refined with full occupancies, but the possibility that the Zn and Cu positions are actually mixed Cu/Zn sites cannot be excluded. The intermetallic Cu...Co and Co...Zn distances are 2.924 3 and 2.906 (3) angstroms, respectively. The neutral molecules are held together by N-H...O hydrogen bonds involving amine groups from the 2,2'-iminodiethanol ligands and acetate groups to build two-dimensional layers.
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