| C8H8N3+·Cl−·C8H7N3·2H2O | F(000) = 760 |
| Mr = 362.82 | Dx = 1.367 Mg m−3 |
| Monoclinic, P21/n | Cu Kα radiation, λ = 1.54184 Å |
| a = 14.3512 (12) Å | Cell parameters from 1071 reflections |
| b = 7.5867 (6) Å | θ = 4.0–71.2° |
| c = 16.2282 (9) Å | µ = 2.12 mm−1 |
| β = 93.544 (7)° | T = 298 K |
| V = 1763.5 (2) Å3 | Needle, colourless |
| Z = 4 | 0.50 × 0.08 × 0.05 mm |