Table 2. Experimental details.
| Crystal data | |
| Chemical formula | C19H19NO5 |
| M r | 341.35 |
| Crystal system, space group | Monoclinic, P21 |
| Temperature (K) | 296 |
| a, b, c (Å) | 5.510 (3), 14.809 (9), 10.824 (7) |
| β (°) | 100.757 (7) |
| V (Å3) | 867.7 (9) |
| Z | 2 |
| Radiation type | Mo Kα |
| μ (mm−1) | 0.10 |
| Crystal size (mm) | 0.26 × 0.25 × 0.23 |
| Data collection | |
| Diffractometer | Bruker SMART CCD area-detector |
| No. of measured, independent and observed [I > 2σ(I)] reflections | 6909, 3403, 1798 |
| R int | 0.031 |
| (sin θ/λ)max (Å−1) | 0.627 |
| Refinement | |
| R[F 2 > 2σ(F 2)], wR(F 2), S | 0.053, 0.126, 1.00 |
| No. of reflections | 3403 |
| No. of parameters | 276 |
| No. of restraints | 25 |
| H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
| Δρmax, Δρmin (e Å−3) | 0.14, −0.17 |