| C18H14N2 | F(000) = 544 |
| Mr = 258.1 | Dx = 1.293 Mg m−3 |
| Monoclinic, P21/n | Melting point: 415 K |
| Hall symbol: -P 2yn | Mo Kα radiation, λ = 0.71073 Å |
| a = 11.295 (4) Å | Cell parameters from 1161 reflections |
| b = 10.482 (4) Å | θ = 2.6–22.3° |
| c = 11.961 (4) Å | µ = 0.08 mm−1 |
| β = 110.387 (11)° | T = 173 K |
| V = 1327.4 (8) Å3 | Plate, colourless |
| Z = 4 | 0.51 × 0.25 × 0.02 mm |