Beyond classical coordination: silver-pi interactions in metal dipyrrin complexes

Chem Commun (Camb). 2007 Jun 14:(22):2252-4. doi: 10.1039/b704466f. Epub 2007 May 14.

Abstract

Homo- and hetero-leptic Zn and Cu complexes of dipyrrin type ligands bearing mono- and di-cyanophenyl groups when combined with silver cations lead to the formation of Ag(I)-C=C double bond interactions unprecedented in the crystalline phase.