Information card for entry 2002071

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 ų
• 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 Fobs: No