Hexaaquacopper(II) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)

The crystal structure of the title compound, [Cu(H2O)6](BF4)2·3C4H4N2O2, comprises discrete [Cu(H2O)6]2+ cations and BF4− anions along with three equivalents of pyrazine 1,4-dioxide (pzdo). The hexaaquacopper(II) ion and all three pzdo molecules lie about crystallographic inversio...

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Main Authors: Jan L. Wikaira, Christopher P. Landee, Mark M. Turnbull
Format: Article
Language:English
Published: International Union of Crystallography 2013-04-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536813007629
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spelling doaj-0321dc06d91a4c13a63684b0838c4f1e2020-11-24T21:26:39ZengInternational Union of CrystallographyActa Crystallographica Section E1600-53682013-04-01694m229m23010.1107/S1600536813007629Hexaaquacopper(II) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)Jan L. WikairaChristopher P. LandeeMark M. TurnbullThe crystal structure of the title compound, [Cu(H2O)6](BF4)2·3C4H4N2O2, comprises discrete [Cu(H2O)6]2+ cations and BF4− anions along with three equivalents of pyrazine 1,4-dioxide (pzdo). The hexaaquacopper(II) ion and all three pzdo molecules lie about crystallographic inversion centers. The lattice is supported by an extensive hydrogen-bonding network. O—H...O hydrogen bonding between the [Cu(H2O)6]2+ and pzdo units creates a pseudo-hexagonal lattice parallel to the bc plane. The BF4− anions lie in the voids of that lattice, held in place by O—H...F hydrogen bonds, and also generate BF4−–pzdo–BF4−–pzdo stacks via short F...N contacts [2.866 (3)–3.283 (4) Å].http://scripts.iucr.org/cgi-bin/paper?S1600536813007629
collection DOAJ
language English
format Article
sources DOAJ
author Jan L. Wikaira
Christopher P. Landee
Mark M. Turnbull
spellingShingle Jan L. Wikaira
Christopher P. Landee
Mark M. Turnbull
Hexaaquacopper(II) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)
Acta Crystallographica Section E
author_facet Jan L. Wikaira
Christopher P. Landee
Mark M. Turnbull
author_sort Jan L. Wikaira
title Hexaaquacopper(II) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)
title_short Hexaaquacopper(II) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)
title_full Hexaaquacopper(II) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)
title_fullStr Hexaaquacopper(II) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)
title_full_unstemmed Hexaaquacopper(II) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)
title_sort hexaaquacopper(ii) bis(tetrafluoridoborate)–pyrazine 1,4-dioxide (1/3)
publisher International Union of Crystallography
series Acta Crystallographica Section E
issn 1600-5368
publishDate 2013-04-01
description The crystal structure of the title compound, [Cu(H2O)6](BF4)2·3C4H4N2O2, comprises discrete [Cu(H2O)6]2+ cations and BF4− anions along with three equivalents of pyrazine 1,4-dioxide (pzdo). The hexaaquacopper(II) ion and all three pzdo molecules lie about crystallographic inversion centers. The lattice is supported by an extensive hydrogen-bonding network. O—H...O hydrogen bonding between the [Cu(H2O)6]2+ and pzdo units creates a pseudo-hexagonal lattice parallel to the bc plane. The BF4− anions lie in the voids of that lattice, held in place by O—H...F hydrogen bonds, and also generate BF4−–pzdo–BF4−–pzdo stacks via short F...N contacts [2.866 (3)–3.283 (4) Å].
url http://scripts.iucr.org/cgi-bin/paper?S1600536813007629
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