| C19H20Cl2N2 | F(000) = 1456 |
| Mr = 347.27 | Dx = 1.280 Mg m−3 |
| Monoclinic, C2/c | Cu Kα radiation, λ = 1.54184 Å |
| a = 30.9062 (6) Å | Cell parameters from 19033 reflections |
| b = 6.27248 (5) Å | θ = 3.6–77.1° |
| c = 23.3475 (4) Å | µ = 3.23 mm−1 |
| β = 127.223 (3)° | T = 100 K |
| V = 3604.08 (15) Å3 | Prism, red |
| Z = 8 | 0.19 × 0.17 × 0.14 mm |