Information card for entry 2214202

Structure parameters

• Chemical name: 4,5-Diaza-9,9'-spirobifluorene
• Formula: C23 H14 N2
• Calculated formula: C23 H14 N2
• SMILES: c12c3c(C4(c2cccn1)c1c(c2c4cccc2)cccc1)cccn3
• Title of publication: 4,5-Diaza-9,9'-spirobifluorene
• Authors of publication: Min Hong; Chao Teng; Jin Zhu
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2007
• Journal volume: 63
• Journal issue: 7
• Pages of publication: o3304 - o3304
• a: 10.951 ± 0.002 Å
• b: 11.885 ± 0.002 Å
• c: 12.916 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1681.1 ± 0.5 ų
• Cell temperature: 298 ± 2 K
• Ambient diffraction temperature: 298 ± 2 K
• Number of distinct elements: 3
• Space group number: 19
• Hermann-Mauguin space group symbol: P 21 21 21
• Hall space group symbol: P 2ac 2ab
• Residual factor for all reflections: 0.0706
• Residual factor for significantly intense reflections: 0.0429
• Weighted residual factors for significantly intense reflections: 0.087
• Weighted residual factors for all reflections included in the refinement: 0.0941
• Goodness-of-fit parameter for all reflections included in the refinement: 1
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes