2-Aminopyridinium-succinate-succinic acid (2/1/1)
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In the title compound, 2C(5)H(7)N(2)(+).C4H4O42-.C4H6O4, cyclic eight-membered hydrogen-bonded rings exist involving 2-aminopyridinium and succinate ions. The succinic acid and succinate moieties lie on inversion centres. Succinic acid molecules and succinate ions are linked into zigzag chains by O-H...O hydrogen bonds, with O...O distances of 2.6005 (16) Angstrom.