| C8H13Br2NO3 | F(000) = 648 |
| Mr = 331.01 | Dx = 1.968 Mg m−3 |
| Monoclinic, P21/n | Mo Kα radiation, λ = 0.71073 Å |
| Hall symbol: -P 2yn | Cell parameters from 4995 reflections |
| a = 10.1061 (5) Å | θ = 2.2–36.3° |
| b = 5.9914 (3) Å | µ = 7.24 mm−1 |
| c = 18.5496 (9) Å | T = 100 K |
| β = 95.880 (2)° | Rod, colourless |
| V = 1117.26 (10) Å3 | 0.44 × 0.16 × 0.11 mm |
| Z = 4 |