Crystallography Open Database

Information card for entry 4109277

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Structure parameters

Formula	C20 H19 Br O4
Calculated formula	C20 H19 Br O4
SMILES	C(=O)(C(=C\c1ccc(cc1)Br)\C(=O)c1c(cccc1)O)OC(C)(C)C
Title of publication	Catalytic Enantioselective Synthesis of Flavanones and Chromanones
Authors of publication	Margaret M. Biddle; Michael Lin; Karl A. Scheidt
Journal of publication	Journal of the American Chemical Society
Year of publication	2007
Journal volume	129
Pages of publication	3830 - 3831
a	9.7113 ± 0.0006 Å
b	10.07 ± 0.0006 Å
c	11.5182 ± 0.0007 Å
α	110.21 ± 0.001°
β	92.947 ± 0.001°
γ	112.21 ± 0.001°
Cell volume	956.91 ± 0.1 Å³
Cell temperature	153 ± 2 K
Ambient diffraction temperature	153 ± 2 K
Number of distinct elements	4
Space group number	2
Hermann-Mauguin space group symbol	P -1
Hall space group symbol	-P 1
Residual factor for all reflections	0.0408
Residual factor for significantly intense reflections	0.037
Weighted residual factors for significantly intense reflections	0.0997
Weighted residual factors for all reflections included in the refinement	0.1018
Goodness-of-fit parameter for all reflections included in the refinement	1.077
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	MoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	No

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