Acta Crystallographica Section E (Aug 2013)
2-Cyano-1-methylpyridinium iodide
Abstract
The cation in the title compound, C7H7N2+·I−, is planar (r.m.s. deviation for the nine fitted non-H atoms = 0.040 Å). The crystal packing is best described as undulating layers of cations and anions associated via C—H...I interactions.