| C8H8O5 | F(000) = 384 |
| Mr = 184.14 | Dx = 1.526 Mg m−3 |
| Monoclinic, P21/n | Melting point: 474 K |
| Hall symbol: -P 2yn | Cu Kα radiation, λ = 1.54178 Å |
| a = 7.6963 (2) Å | Cell parameters from 1352 reflections |
| b = 9.9111 (2) Å | θ = 6.1–67.0° |
| c = 10.5625 (2) Å | µ = 1.12 mm−1 |
| β = 95.993 (1)° | T = 100 K |
| V = 801.29 (3) Å3 | Rhombic prism, colourless |
| Z = 4 | 0.31 × 0.23 × 0.21 mm |