Hexakis(imidazole-N3)nickel(II) oxydiacetate ethanol solvate
Abstract
<h2>Acta Crystallographica Section C</h2><h3>Crystal Structure Communications</h3><h3>0108-2701</h3> <h2>metal-organic compounds</h2> Volume 55 Part 6 Pages 858-860 June 1999 <h2>Hexakis(imidazole- N 3 )nickel(II) oxydiacetate ethanol solvate</h2> M. Perec, R. Baggio and M. T. Garland Acta Cryst. (1999). C55, 858-860 Hexakis(imidazole-N3)nickel(II) oxydi- acetate ethanol solvate MmEILLE PEREC,a RJCARDO BACK;IOb AND MARtA TERESA GARLAND~ aDepartamento de Qufmica lnorgfnica, Analfiica y Qufmica Fisica, INQUIMAE, Facultad de Ciencias Exactas y Naturales, UNBA, Buenos Aires, Argentina, bDepartamento de Ffsica, Comisi6n Nacional de Energfa At6mica, Buenos Aires, Argentina, and CDepartamento de Ffsica, Facultad de Ciencias Ffsicas y Matemgtticas, Universidad de Chile, Casilla 487-3, Santiago de Chile, Chile. E-mail: baggio@ cnea. gov.ar (Received 29 June 1998; accepted 26 January 1999) Abstract The crystal structure of the title complex, [Ni- (C3H4Nz)6](C4H4Os).CzHsOH, is a tightly woven three- dimensional network composed of [Ni(Him)6]2+ cations (Him is imidazole) interlinked by the oxydiacetate anion through six different N--H...O bonds, in which all the N--H imidazole groups, as well as all the carboxylate O atoms, take part. This structure is the first to show an [Ni(Him)6]2+ group which does not display any crystal- lographic symmetry. Comment Nickel(II) has a strong affinity for nitrogen-donor ligands and nickel(II)-imidazole (Him) interactions are important in biological processes. We