| C12H15ClN2O | F(000) = 504 |
| Mr = 238.71 | Dx = 1.379 Mg m−3 |
| Monoclinic, P21/c | Mo Kα radiation, λ = 0.71073 Å |
| Hall symbol: -P 2ybc | Cell parameters from 3260 reflections |
| a = 9.4423 (19) Å | θ = 3.2–27.9° |
| b = 8.5629 (17) Å | µ = 0.31 mm−1 |
| c = 14.506 (3) Å | T = 113 K |
| β = 101.34 (3)° | Block, colourless |
| V = 1149.9 (4) Å3 | 0.20 × 0.18 × 0.12 mm |
| Z = 4 |