%0 Journal Article %T Fluoride Ion as Ligand and Hydrogen Bond Acceptor: Crystal Structures of Two Dinuclear CuII Complexes Built on a Diazecine Template %A Juan Olgu¨ªn %A Sylvain Bern¨¨s %A Laura Gasque %J Crystals %D 2012 %I MDPI AG %R 10.3390/cryst2031357 %X Two dinuclear Cu II complexes based on a diazecine ligand were characterized by X-ray diffraction, one of which includes the rare Cu II¨CF bond, resulting from dissociation of a BF 4 £¿ ion. The F £¿ ligands actively participate in the crystal structure, behaving as acceptors for hydrogen bonding. %K copper %K diazecine %K hydrogen bond %U http://www.mdpi.com/2073-4352/2/3/1357