Table 4. Experimental details.
| Crystal data | |
| Chemical formula | C14H9BrCl2N2O |
| M r | 372.04 |
| Crystal system, space group | Monoclinic, P21/c |
| Temperature (K) | 296 |
| a, b, c (Å) | 11.1952 (18), 14.055 (2), 9.3050 (12) |
| β (°) | 96.446 (6) |
| V (Å3) | 1454.8 (4) |
| Z | 4 |
| Radiation type | Mo Kα |
| μ (mm−1) | 3.19 |
| Crystal size (mm) | 0.30 × 0.20 × 0.20 |
| Data collection | |
| Diffractometer | Bruker Kappa APEXII CCD |
| Absorption correction | Multi-scan (SADABS; Bruker, 2004 ▸) |
| T min, T max | 0.448, 0.568 |
| No. of measured, independent and observed [I > 2σ(I)] reflections | 11392, 3363, 1724 |
| R int | 0.050 |
| (sin θ/λ)max (Å−1) | 0.666 |
| Refinement | |
| R[F 2 > 2σ(F 2)], wR(F 2), S | 0.051, 0.173, 0.94 |
| No. of reflections | 3363 |
| No. of parameters | 181 |
| H-atom treatment | H-atom parameters constrained |
| Δρmax, Δρmin (e Å−3) | 0.70, −0.63 |