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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...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
International Union of Crystallography
2013
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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 |
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. |
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