Enraf–Nonius CAD-4 diffractometer | 2784 reflections with I > 2σ(I) |
Radiation source: fine-focus sealed tube | Rint = 0.058 |
Graphite monochromator | θmax = 25.3°, θmin = 1.1° |
ω/2θ scans | h = −14→13 |
Absorption correction: ψ scan (North et al., 1968) | k = 0→11 |
Tmin = 0.957, Tmax = 0.978 | l = 0→23 |
4180 measured reflections | 3 standard reflections every 200 reflections |
3977 independent reflections | intensity decay: 1% |