| C13H16N2O4 | F(000) = 560 |
| Mr = 264.28 | Dx = 1.398 Mg m−3 |
| Monoclinic, P21/c | Cu Kα radiation, λ = 1.54178 Å |
| a = 11.4519 (3) Å | Cell parameters from 7629 reflections |
| b = 9.2370 (3) Å | θ = 3.7–77.3° |
| c = 11.8727 (4) Å | µ = 0.87 mm−1 |
| β = 90.475 (3)° | T = 123 K |
| V = 1255.87 (7) Å3 | Prism, colorless |
| Z = 4 | 0.42 × 0.34 × 0.18 mm |