Table 2. Experimental details.
| Crystal data | |
| Chemical formula | C15H18N4O2 |
| M r | 286.33 |
| Crystal system, space group | Monoclinic, P21/c |
| Temperature (K) | 293 |
| a, b, c (Å) | 14.3158 (6), 8.3972 (3), 13.0871 (4) |
| β (°) | 108.040 (4) |
| V (Å3) | 1495.90 (10) |
| Z | 4 |
| Radiation type | Mo Kα |
| μ (mm−1) | 0.09 |
| Crystal size (mm) | 0.5 × 0.4 × 0.06 |
| Data collection | |
| Diffractometer | Oxford Diffraction Xcalibur3 CCD |
| Absorption correction | Multi-scan (CrysAlis RED; Oxford Diffraction, 2004 ▸) |
| Tmin, Tmax | 0.935, 0.988 |
| No. of measured, independent and observed [I > 2σ(I)] reflections | 8400, 2632, 1621 |
| R int | 0.032 |
| (sin θ/λ)max (Å−1) | 0.595 |
| Refinement | |
| R[F2 > 2σ(F 2)], wR(F 2), S | 0.047, 0.099, 1.05 |
| No. of reflections | 2632 |
| No. of parameters | 199 |
| H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
| Δρmax, Δρmin (e Å−3) | 0.14, −0.20 |