| Bruker Kappa APEXII CCD diffractometer | 4417 independent reflections |
| Radiation source: fine-focus sealed tube | 3294 reflections with I > 2σ(I) |
| graphite | Rint = 0.026 |
| Detector resolution: 8.20 pixels mm-1 | θmax = 25.3°, θmin = 2.8° |
| ω scans | h = −11→12 |
| Absorption correction: multi-scan (SADABS; Bruker, 2005) | k = −12→12 |
| Tmin = 0.980, Tmax = 0.988 | l = −16→16 |
| 18069 measured reflections |