| C9H9N3O2 | Z = 2 |
| Mr = 191.19 | F(000) = 200 |
| Triclinic, P1 | Dx = 1.427 Mg m−3 |
| Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
| a = 6.5800 (13) Å | Cell parameters from 25 reflections |
| b = 7.2050 (14) Å | θ = 9–13° |
| c = 10.752 (2) Å | µ = 0.11 mm−1 |
| α = 75.07 (3)° | T = 294 K |
| β = 74.67 (3)° | Block, colorless |
| γ = 66.73 (3)° | 0.30 × 0.20 × 0.10 mm |
| V = 444.81 (19) Å3 |