| C20H20BrNO2 | F(000) = 1584 |
| Mr = 386.28 | Dx = 1.460 Mg m−3 |
| Monoclinic, C2/c | Mo Kα radiation, λ = 0.71073 Å |
| Hall symbol: -C 2yc | Cell parameters from 2025 reflections |
| a = 21.4006 (8) Å | θ = 0.5–0.6° |
| b = 14.5873 (6) Å | µ = 2.35 mm−1 |
| c = 13.8107 (5) Å | T = 292 K |
| β = 125.368 (2)° | Block, colorless |
| V = 3515.7 (2) Å3 | 0.3 × 0.26 × 0.22 mm |
| Z = 8 |