| C4H12NO3+·C7H5N2O4− | F(000) = 640 |
| Mr = 303.27 | Dx = 1.525 Mg m−3 |
| Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
| a = 13.6269 (6) Å | Cell parameters from 10585 reflections |
| b = 9.4976 (3) Å | θ = 2.9–27.5° |
| c = 10.2042 (4) Å | µ = 0.13 mm−1 |
| β = 90.355 (2)° | T = 120 K |
| V = 1320.63 (9) Å3 | Slab, orange |
| Z = 4 | 0.38 × 0.22 × 0.09 mm |