| C21H16BrNO | F(000) = 768 |
| Mr = 378.26 | Dx = 1.444 Mg m−3 |
| Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
| Hall symbol: -P 2ybc | Cell parameters from 2134 reflections |
| a = 17.3682 (7) Å | θ = 1.2–28.3° |
| b = 14.9974 (8) Å | µ = 2.37 mm−1 |
| c = 6.6861 (3) Å | T = 293 K |
| β = 92.226 (2)° | Block, yellow |
| V = 1740.27 (14) Å3 | 0.20 × 0.17 × 0.16 mm |
| Z = 4 |