| C12H11N3O2 | Z = 16 |
| Mr = 229.24 | F000 = 1920 |
| Tetragonal, I41/a | Dx = 1.290 Mg m−3 |
| Hall symbol: -I 4ad | Mo Kα radiation λ = 0.71073 Å |
| a = 17.313 (3) Å | Cell parameters from 4665 reflections |
| b = 17.313 (3) Å | θ = 2.9–27.2º |
| c = 15.749 (5) Å | µ = 0.09 mm−1 |
| α = 90º | T = 273 (2) K |
| β = 90º | Block, yellow |
| γ = 90º | 0.25 × 0.20 × 0.19 mm |
| V = 4720.5 (18) Å3 |