Table 2. Experimental details.
| Crystal data | |
| Chemical formula | [Sm(NO3)3(C30H28N2O4)] |
| M r | 816.92 |
| Crystal system, space group | Monoclinic, C2 |
| Temperature (K) | 173 |
| a, b, c (Å) | 18.9105 (6), 15.7993 (5), 21.5738 (7) |
| β (°) | 98.727 (1) |
| V (Å3) | 6371.0 (4) |
| Z | 8 |
| Radiation type | Mo Kα |
| μ (mm−1) | 1.92 |
| Crystal size (mm) | 0.59 × 0.30 × 0.10 |
| Data collection | |
| Diffractometer | Bruker APEXIII CCD |
| Absorption correction | Multi-scan |
| T min, T max | 0.40, 0.83 |
| No. of measured, independent and observed [I > 2σ(I)] reflections | 40695, 15028, 12523 |
| R int | 0.042 |
| (sin θ/λ)max (Å−1) | 0.732 |
| Refinement | |
| R[F 2 > 2σ(F 2)], wR(F 2), S | 0.033, 0.116, 0.83 |
| No. of reflections | 15028 |
| No. of parameters | 881 |
| No. of restraints | 49 |
| H-atom treatment | H atoms treated by a mixture of independent and constrained refinement |
| Δρmax, Δρmin (e Å−3) | 0.84, −1.58 |
| Absolute structure | Flack x determined using 4865 quotients [(I +)−(I −)]/[(I +)+(I −)] (Parsons et al., 2013 ▸) |
| Absolute structure parameter | 0.009 (9) |