Information card for entry 2022412

Structure parameters

• Common name: umuhengerin
• Chemical name: 5-Hydroxy-6,7-dimethoxy-2-(3,4,5-trimethoxyphenyl)chromen-4-one
• Formula: C20 H20 O8
• Calculated formula: C20 H20 O8
• SMILES: O1C(=CC(=O)c2c(O)c(OC)c(OC)cc12)c1cc(OC)c(OC)c(OC)c1
• Title of publication: Anthelmintic flavonoids and other compounds from <i>Combretum glutinosum</i> Perr. ex DC (Combretaceae) leaves
• Authors of publication: Toklo, Placide M.; Yayi Ladekan, Eléonore; Linden, Anthony; Hounzangbe-Adote, Sylvie; Kouam, Siméon F.; Gbenou, Joachim D.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2021
• Journal volume: 77
• Journal issue: 9
• a: 4.97902 ± 0.00015 Å
• b: 18.5654 ± 0.0005 Å
• c: 19.1368 ± 0.0003 Å
• α: 89.5065 ± 0.0018°
• β: 84.322 ± 0.002°
• γ: 89.375 ± 0.002°
• Cell volume: 1760.12 ± 0.08 ų
• Cell temperature: 160 ± 2 K
• Ambient diffraction temperature: 160 ± 2 K
• Number of distinct elements: 3
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.0651
• Residual factor for significantly intense reflections: 0.0467
• Weighted residual factors for significantly intense reflections: 0.1044
• Weighted residual factors for all reflections included in the refinement: 0.1129
• Goodness-of-fit parameter for all reflections included in the refinement: 1.049
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes