| Crystal data |
| Chemical formula |
C21H26O5
|
|
M
r
|
358.42 |
| Crystal system, space group |
Triclinic, P
|
| Temperature (K) |
293 |
|
a, b, c (Å) |
5.6630 (8), 8.707 (1), 20.152 (3) |
| α, β, γ (°) |
81.69 (1), 86.48 (1), 88.48 (1) |
|
V (Å3) |
981.2 (2) |
|
Z
|
2 |
| Radiation type |
Mo Kα |
| μ (mm−1) |
0.09 |
| Crystal size (mm) |
0.48 × 0.48 × 0.20 |
| |
| Data collection |
| Diffractometer |
Oxford Diffraction Xcalibur diffractometer with Sapphire CCD detector |
| Absorption correction |
Multi-scan (CrysAlis RED; Oxford Diffraction, 2009 ▸) |
|
T
min, T
max
|
0.960, 0.983 |
| No. of measured, independent and observed [I > 2σ(I)] reflections |
6013, 3552, 2638 |
|
R
int
|
0.013 |
| (sin θ/λ)max (Å−1) |
0.602 |
| |
| Refinement |
|
R[F
2 > 2σ(F
2)], wR(F
2), S
|
0.071, 0.178, 1.10 |
| No. of reflections |
3552 |
| No. of parameters |
254 |
| No. of restraints |
3 |
| H-atom treatment |
H-atom parameters constrained |
| Δρmax, Δρmin (e Å−3) |
0.36, −0.20 |
