Crystallography Open Database

Information card for entry 4117749

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Structure parameters

Formula	C12 H18 O4
Calculated formula	C12 H18 O4
SMILES	[C@]12([C@@](C=C[C@@H]1CCCO2)(C(=O)OC)C)OC.[C@@]12([C@](C=C[C@H]1CCCO2)(C(=O)OC)C)OC
Title of publication	Formal Intramolecular (4 + 1)-Cycloaddition of Dialkoxycarbenes: Control of the Stereoselectivity and a Mechanistic Portrait
Authors of publication	Francis Beaumier; Marianne Dupuis; Claude Spino; Claude Y. Legault
Journal of publication	Journal of the American Chemical Society
Year of publication	2012
Journal volume	134
Pages of publication	5938 - 5953
a	7.155 ± 0.003 Å
b	20.687 ± 0.005 Å
c	8.002 ± 0.002 Å
α	90°
β	96.52 ± 0.03°
γ	90°
Cell volume	1176.8 ± 0.6 Å³
Cell temperature	198 ± 2 K
Ambient diffraction temperature	198 ± 2 K
Number of distinct elements	3
Space group number	14
Hermann-Mauguin space group symbol	P 1 21/a 1
Hall space group symbol	-P 2yab
Residual factor for all reflections	0.1362
Residual factor for significantly intense reflections	0.0593
Weighted residual factors for significantly intense reflections	0.1188
Weighted residual factors for all reflections included in the refinement	0.1378
Goodness-of-fit parameter for all reflections included in the refinement	0.965
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	MoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

Revision	Date	Message	Files
301833 (current)	2025-08-20	Add cross-references to PubChem compounds in COD range 4/11/ Each referenced PubChem compound corresponds to the full crystal structure.	4117749.cif
178948	2016-03-22	cif/4/11/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 4/11/77.	4117749.cif
74872	2013-03-04	cif/ Adding structures of 4117749 via cif-deposit CGI script.	4117749.cif