Tetrakis(pyridazine-κN)bis(selenocyanato-κN)nickel(II) pyridazine disolvate

The reaction of nickel(II) nitrate with potassium selenocyanate and pyridazine leads to crystals of the title compound, [Ni(NCSe)2(C4H4N2)4]·2C4H4N2. The NiII atom is coordinated by two terminal N-bonded selenocyanate anions and four pyridazine ligands within a slightly distorted octahe...

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Main Authors: Susanne Wöhlert, Mario Wriedt, Inke Jess, Christian Näther
Format: Article
Language:English
Published: International Union of Crystallography 2012-07-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536812028036
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author Susanne Wöhlert
Mario Wriedt
Inke Jess
Christian Näther
author_facet Susanne Wöhlert
Mario Wriedt
Inke Jess
Christian Näther
author_sort Susanne Wöhlert
collection DOAJ
description The reaction of nickel(II) nitrate with potassium selenocyanate and pyridazine leads to crystals of the title compound, [Ni(NCSe)2(C4H4N2)4]·2C4H4N2. The NiII atom is coordinated by two terminal N-bonded selenocyanate anions and four pyridazine ligands within a slightly distorted octahedral geometry. The crystal structure contains two crystallographically independent pyridazine molecules in cavities of the structure, which are not coordinated to the metal centres. The structure is pseudo-C-centered due to the positioning of the discrete coordination complexes; the non-coordinating pyridazine molecules, however, break the C-centering. In the subcell, these ligands are disordered around centres of inversion, which do not coincide with the mid-point of the molecules.
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spelling doaj.art-a481952c18e244599f895a4273bdcda72022-12-21T17:18:12ZengInternational Union of CrystallographyActa Crystallographica Section E1600-53682012-07-01687m969m96910.1107/S1600536812028036Tetrakis(pyridazine-κN)bis(selenocyanato-κN)nickel(II) pyridazine disolvateSusanne WöhlertMario WriedtInke JessChristian NätherThe reaction of nickel(II) nitrate with potassium selenocyanate and pyridazine leads to crystals of the title compound, [Ni(NCSe)2(C4H4N2)4]·2C4H4N2. The NiII atom is coordinated by two terminal N-bonded selenocyanate anions and four pyridazine ligands within a slightly distorted octahedral geometry. The crystal structure contains two crystallographically independent pyridazine molecules in cavities of the structure, which are not coordinated to the metal centres. The structure is pseudo-C-centered due to the positioning of the discrete coordination complexes; the non-coordinating pyridazine molecules, however, break the C-centering. In the subcell, these ligands are disordered around centres of inversion, which do not coincide with the mid-point of the molecules.http://scripts.iucr.org/cgi-bin/paper?S1600536812028036
spellingShingle Susanne Wöhlert
Mario Wriedt
Inke Jess
Christian Näther
Tetrakis(pyridazine-κN)bis(selenocyanato-κN)nickel(II) pyridazine disolvate
Acta Crystallographica Section E
title Tetrakis(pyridazine-κN)bis(selenocyanato-κN)nickel(II) pyridazine disolvate
title_full Tetrakis(pyridazine-κN)bis(selenocyanato-κN)nickel(II) pyridazine disolvate
title_fullStr Tetrakis(pyridazine-κN)bis(selenocyanato-κN)nickel(II) pyridazine disolvate
title_full_unstemmed Tetrakis(pyridazine-κN)bis(selenocyanato-κN)nickel(II) pyridazine disolvate
title_short Tetrakis(pyridazine-κN)bis(selenocyanato-κN)nickel(II) pyridazine disolvate
title_sort tetrakis pyridazine amp 954 n bis selenocyanato amp 954 n nickel ii pyridazine disolvate
url http://scripts.iucr.org/cgi-bin/paper?S1600536812028036
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AT mariowriedt tetrakispyridazineamp954nbisselenocyanatoamp954nnickeliipyridazinedisolvate
AT inkejess tetrakispyridazineamp954nbisselenocyanatoamp954nnickeliipyridazinedisolvate
AT christiannamp228ther tetrakispyridazineamp954nbisselenocyanatoamp954nnickeliipyridazinedisolvate