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Crystals 2012, 2(3), 1357-1365; doi:10.3390/cryst2031357
Article

Fluoride Ion as Ligand and Hydrogen Bond Acceptor: Crystal Structures of Two Dinuclear CuII Complexes Built on a Diazecine Template

1
,
2,*  and 3
1 School of Chemistry and Chemical Biology, University College Dublin, UCD, Belfield, Dublin 4, Ireland 2 Facultad de Ciencias Químicas, Universidad Autónoma de Nuevo León, UANL, Av. Universidad S/N, Ciudad Universitaria, San Nicolás de los Garza, Nuevo León, CP 66451, Mexico 3 Facultad de Química, Universidad Nacional Autónoma de México, UNAM, Ciudad Universitaria, Mexico DF, CP 04510, Mexico
* Author to whom correspondence should be addressed.
Received: 2 July 2012 / Revised: 15 August 2012 / Accepted: 23 August 2012 / Published: 18 September 2012
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Abstract

Two dinuclear CuII complexes based on a diazecine ligand were characterized by X-ray diffraction, one of which includes the rare CuII–F bond, resulting from dissociation of a BF4 ion. The F ligands actively participate in the crystal structure, behaving as acceptors for hydrogen bonding.
Keywords: copper; diazecine; hydrogen bond copper; diazecine; hydrogen bond
This is an open access article distributed under the Creative Commons Attribution License (CC BY) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Olguín, J.; Bernès, S.; Gasque, L. Fluoride Ion as Ligand and Hydrogen Bond Acceptor: Crystal Structures of Two Dinuclear CuII Complexes Built on a Diazecine Template. Crystals 2012, 2, 1357-1365.

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