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Bromido(1,4,7,10,13-penta­aza­cyclo­hexa­deca­ne)cobalt(III) dibromide dihydrate

The title salt, [CoBr(C(11)H(27)N(5))]Br(2)·2H(2)O, contains a complex cation with mirror symmetry and two Br(−) counter-anions that are likewise located on the mirror plane. The central Co(III) atom of the complex cation has one Br(−) ion in an axial position, one N atom of the penta­dentate macroc...

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Detalles Bibliográficos
Autores principales: Kurisaki, Tsutomu, Hamano, Makoto, Wakita, Hisanobu
Formato: Online Artículo Texto
Lenguaje:English
Publicado: International Union of Crystallography 2013
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3629467/
https://www.ncbi.nlm.nih.gov/pubmed/23633985
http://dx.doi.org/10.1107/S1600536813004947
Descripción
Sumario:The title salt, [CoBr(C(11)H(27)N(5))]Br(2)·2H(2)O, contains a complex cation with mirror symmetry and two Br(−) counter-anions that are likewise located on the mirror plane. The central Co(III) atom of the complex cation has one Br(−) ion in an axial position, one N atom of the penta­dentate macrocyclic ligand in the other axial position and four N atoms of the ligand in equatorial positions, defining a distorted octa­hedral coordination geometry. The macrocyclic ligand is coordinated to the Co(III) atom within a 5, 6, 5 arrangement of chelate rings in the equatorial plane of the four N atoms. Due to symmetry, the configuration of the chiral N atoms is 1RS, 4SR, 10RS, 13SR. In the crystal, N—H⋯Br, O—H⋯Br and N—H⋯O hydrogen bonds between the complex cation, anions and lattice water mol­ecules generate a three-dimensional network.