Crystallography Open Database

Information card for entry 1508562

Preview

Coordinates	1508562.cif
Original paper (by DOI)	HTML

Structure parameters

Formula	C21 H30 O4
Calculated formula	C21 H30 O4
SMILES	[C@@]1(C2=C([C@@](C(=O)OC)(C)CCC2)CC[C@H]1C)(CCC1=CC(=O)OC1)C
Title of publication	Clerodane Diterpenoids from Croton crassifolius.
Authors of publication	Wang, Guo-Cai; Li, Jia-Gui; Li, Guo-Qiang; Xu, Jiao-Jiao; Wu, Xia; Ye, Wen-Cai; Li, Yao-Lan
Journal of publication	Journal of natural products
Year of publication	2012
Journal volume	75
Journal issue	12
Pages of publication	2188 - 2192
a	9.216 ± 0.0004 Å
b	11.9757 ± 0.0003 Å
c	9.9484 ± 0.0004 Å
α	90°
β	116.94 ± 0.005°
γ	90°
Cell volume	978.83 ± 0.08 Å³
Cell temperature	293 ± 2 K
Ambient diffraction temperature	293 ± 2 K
Number of distinct elements	3
Space group number	4
Hermann-Mauguin space group symbol	P 1 21 1
Hall space group symbol	P 2yb
Residual factor for all reflections	0.0505
Residual factor for significantly intense reflections	0.0477
Weighted residual factors for significantly intense reflections	0.1255
Weighted residual factors for all reflections included in the refinement	0.13
Goodness-of-fit parameter for all reflections included in the refinement	1.054
Diffraction radiation wavelength	1.5418 Å
Diffraction radiation type	CuKα
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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