Table 2. Experimental details.
| Crystal data | |
| Chemical formula | [Hf(C5HF6O2)4] |
| M r | 1006.72 |
| Crystal system, space group | Monoclinic, P21/c |
| Temperature (K) | 100 |
| a, b, c (Å) | 15.3042 (3), 20.0723 (4), 19.4935 (4) |
| β (°) | 96.158 (1) |
| V (Å3) | 5953.7 (2) |
| Z | 8 |
| Radiation type | Mo Kα |
| μ (mm−1) | 3.70 |
| Crystal size (mm) | 0.23 × 0.22 × 0.19 |
| Data collection | |
| Diffractometer | Bruker APEXII CCD |
| Absorption correction | Multi-scan (SADABS; Krause et al., 2015 ▸) |
| T min, T max | 0.661, 0.746 |
| No. of measured, independent and observed [I > 2σ(I)] reflections | 211180, 14806, 12738 |
| R int | 0.044 |
| (sin θ/λ)max (Å−1) | 0.668 |
| Refinement | |
| R[F 2 > 2σ(F 2)], wR(F 2), S | 0.031, 0.074, 1.10 |
| No. of reflections | 14806 |
| No. of parameters | 1039 |
| No. of restraints | 369 |
| H-atom treatment | H-atom parameters constrained |
| Δρmax, Δρmin (e Å−3) | 4.36, −1.89 |