| C3H5N2+·C6H2N3O7−·C3H4N2 | F(000) = 752 |
| Mr = 365.28 | Dx = 1.545 Mg m−3 |
| Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
| a = 4.2447 (14) Å | Cell parameters from 1735 reflections |
| b = 16.950 (5) Å | θ = 2.4–20.5° |
| c = 21.839 (7) Å | µ = 0.13 mm−1 |
| β = 92.029 (6)° | T = 298 K |
| V = 1570.3 (9) Å3 | Needle, yellow |
| Z = 4 | 0.45 × 0.06 × 0.04 mm |