Enraf–Nonius CAD-4 diffractometer | 3254 reflections with I > 2σ(I) |
Radiation source: fine-focus sealed tube | Rint = 0.029 |
Graphite monochromator | θmax = 25.4°, θmin = 1.9° |
ω/2θ scans | h = 0→13 |
Absorption correction: ψ scan (North et al., 1968) | k = −13→13 |
Tmin = 0.973, Tmax = 0.991 | l = −15→14 |
5313 measured reflections | 3 standard reflections every 200 reflections |
5032 independent reflections | intensity decay: 1% |