| C14H11ClN2O | Z = 2 |
| Mr = 258.70 | F(000) = 268 |
| Triclinic, P1 | Dx = 1.399 Mg m−3 |
| Hall symbol: -P 1 | Melting point = 485–486 K |
| a = 6.9900 (1) Å | Mo Kα radiation, λ = 0.71073 Å |
| b = 8.7488 (2) Å | Cell parameters from 5614 reflections |
| c = 10.4756 (2) Å | θ = 2.4–27.3° |
| α = 100.639 (1)° | µ = 0.30 mm−1 |
| β = 92.726 (1)° | T = 296 K |
| γ = 101.786 (1)° | Block, colourless |
| V = 613.91 (2) Å3 | 0.47 × 0.15 × 0.15 mm |