| C16H16N2O4·2C3H7NO | Z = 1 |
| Mr = 446.50 | F(000) = 238 |
| Triclinic, P1 | Dx = 1.278 Mg m−3 |
| Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
| a = 6.1616 (7) Å | Cell parameters from 1119 reflections |
| b = 7.3109 (8) Å | θ = 3.0–26.5° |
| c = 13.4537 (15) Å | µ = 0.09 mm−1 |
| α = 96.771 (1)° | T = 298 K |
| β = 103.049 (2)° | Block, colorless |
| γ = 96.607 (1)° | 0.48 × 0.43 × 0.21 mm |
| V = 579.96 (11) Å3 |