Crystallography Open Database

Information card for entry 2002071

2002070 << 2002071 >> 2002072

Preview

Coordinates	2002071.cif
Original IUCr paper	HTML

Structure parameters

Formula	C18 H16 O5
Calculated formula	C18 H16 O5
SMILES	COc1cc2oc(cc(=O)c2c(c1OC)OC)c1ccccc1
Title of publication	Structures of two flavonoids from <i>Physalis minima</i>, 5-methoxy-6,7-methylenedioxyflavone (I) and 5,6,7-trimethoxyflavone (II)
Authors of publication	Koh, L. L.; Ng, A. S.
Journal of publication	Acta Crystallographica Section C
Year of publication	1993
Journal volume	49
Journal issue	1
Pages of publication	105 - 107
a	13.074 ± 0.004 Å
b	14.196 ± 0.005 Å
c	8.365 ± 0.002 Å
α	90°
β	102.87 ± 0.02°
γ	90°
Cell volume	1513.5 ± 0.8 Å³
Number of distinct elements	3
Hermann-Mauguin space group symbol	P 1 21/c 1
Hall space group symbol	-P 2ybc
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	Mo
Has coordinates	Yes
Has disorder	No
Has F_obs	No

Version history

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