| C9H13Cl2NO2 | Z = 2 |
| Mr = 238.10 | F(000) = 248 |
| Monoclinic, P21 | Dx = 1.493 Mg m−3 |
| Hall symbol: P 2yb | Mo Kα radiation, λ = 0.71073 Å |
| a = 5.9548 (3) Å | µ = 0.59 mm−1 |
| b = 10.5510 (4) Å | T = 133 K |
| c = 8.5747 (3) Å | Prism, colourless |
| β = 100.568 (2)° | 0.07 × 0.05 × 0.02 mm |
| V = 529.60 (4) Å3 |