4-Amino-3-ammoniopyridinium dinitrate

In the crystal structure of the title compound, C5H9N32+·2NO3−, the cations and anions are connected by intermolecular N—H...O and C—H...O hydrogen bonds, forming a three-dimensional network. The crystal structure is further stabilized by π...π interactions between pyridinium rings [centroid–centroid distance = 3.775 (4) Å]