Information card for entry 8106583

Structure parameters

• Formula: C21 H16 N2 O2
• Calculated formula: C21 H16 N2 O2
• Title of publication: Crystal structure of 3-amino-8-methoxy-1-phenyl-1H-benzo[f]chromene-2-carbonitrile, C21H16N2O2
• Authors of publication: Okasha, Rawda M.; Amr, Abd El-Galil E.; El-Agrody, Ahmed M.; Al-Omar, Mohamed A.; Ghabbour, Hazem A.
• Journal of publication: Zeitschrift für Kristallographie - New Crystal Structures
• Year of publication: 2017
• Journal volume: 232
• Journal issue: 3
• Pages of publication: 497 - 499
• a: 8.5971 ± 0.0003 Å
• b: 9.8586 ± 0.0003 Å
• c: 10.6199 ± 0.0004 Å
• α: 95.747 ± 0.002°
• β: 104.384 ± 0.002°
• γ: 101.768 ± 0.002°
• Cell volume: 842.69 ± 0.05 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 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: 0.085
• Residual factor for significantly intense reflections: 0.0482
• Weighted residual factors for significantly intense reflections: 0.1187
• Weighted residual factors for all reflections included in the refinement: 0.1377
• Goodness-of-fit parameter for all reflections included in the refinement: 1.019
• Diffraction radiation wavelength: 1.54178 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No