| C18H17N5O2 | Dx = 1.421 Mg m−3 |
| Mr = 335.36 | Mo Kα radiation, λ = 0.71073 Å |
| Orthorhombic, Pbca | Cell parameters from 10886 reflections |
| a = 11.2814 (6) Å | θ = 1.6–30.1° |
| b = 12.6299 (6) Å | µ = 0.10 mm−1 |
| c = 22.0008 (15) Å | T = 296 K |
| V = 3134.7 (3) Å3 | Prisim, colorless |
| Z = 8 | 0.31 × 0.22 × 0.15 mm |
| F(000) = 1408 |