Crystallography Open Database

Information card for entry 1555337

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Structure parameters

Formula	C17 H20 O3
Calculated formula	C17 H20 O3
SMILES	O1c2c([C@H]3[C@H]4[C@@]1(CCC(=O)[C@]4(C3)C)C)c(O)cc(c2)C
Title of publication	Two Enantiomeric Pairs of Meroterpenoids from Rhododendron capitatum.
Authors of publication	Liao, Hai-Bing; Lei, Chun; Gao, Li-Xin; Li, Jing-Ya; Li, Jia; Hou, Ai-Jun
Journal of publication	Organic letters
Year of publication	2015
Journal volume	17
Journal issue	20
Pages of publication	5040 - 5043
a	8.3018 ± 0.0001 Å
b	14.7835 ± 0.0002 Å
c	12.3636 ± 0.0002 Å
α	90°
β	101.126 ± 0.001°
γ	90°
Cell volume	1488.86 ± 0.04 Å³
Cell temperature	140 ± 2 K
Ambient diffraction temperature	140 ± 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	0.0326
Residual factor for significantly intense reflections	0.0322
Weighted residual factors for significantly intense reflections	0.0895
Weighted residual factors for all reflections included in the refinement	0.09
Goodness-of-fit parameter for all reflections included in the refinement	1.067
Diffraction radiation wavelength	1.54178 Å
Diffraction radiation type	CuKα
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Revision	Date	Message	Files
301780 (current)	2025-08-19	Add cross-references to PubChem compounds in COD range 1/55 Each referenced PubChem compound corresponds to the full crystal structure.	1555337.cif
238508	2019-11-24	cif/ Adding structures of 1555337 via cif-deposit CGI script.	1555337.cif