| C12H12O5 | F000 = 496 |
| Mr = 236.22 | Dx = 1.401 Mg m−3 |
| Monoclinic, P21/c | Mo Kα radiation λ = 0.71073 Å |
| Hall symbol: -P 2ybc | Cell parameters from 2190 reflections |
| a = 5.011 (1) Å | θ = 2.0–26.0º |
| b = 10.940 (2) Å | µ = 0.11 mm−1 |
| c = 20.438 (4) Å | T = 292 (2) K |
| β = 90.665 (3)º | Cylindrical, colourless |
| V = 1120.3 (4) Å3 | 0.52 × 0.32 × 0.25 mm |
| Z = 4 |