Information card for entry 2202765

Structure parameters

• Chemical name: 2,3,2',3'-tetrakis(2-pyridyl)-6,6'-biquinoxalinyl
• Formula: C36 H22 N8
• Calculated formula: C36 H22 N8
• SMILES: c1ccc(nc1)c1nc2cc(ccc2nc1c1ccccn1)c1ccc2c(c1)nc(c(n2)c1ccccn1)c1ccccn1
• Title of publication: An orthorhombic polymorph of 2,3,2',3'-tetrakis(2-pyridyl)-6,6'-biquinoxalinyl
• Authors of publication: Antonia Neels; Helen Stoeckli-Evans
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2003
• Journal volume: 59
• Journal issue: 12
• Pages of publication: o2030 - o2031
• a: 21.0806 ± 0.0019 Å
• b: 20.338 ± 0.002 Å
• c: 12.8637 ± 0.0013 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 5515.1 ± 0.9 ų
• Cell temperature: 223 ± 2 K
• Ambient diffraction temperature: 223 ± 2 K
• Number of distinct elements: 3
• Space group number: 43
• Hermann-Mauguin space group symbol: F d d 2
• Hall space group symbol: F 2 -2d
• Residual factor for all reflections: 0.0861
• Residual factor for significantly intense reflections: 0.0363
• Weighted residual factors for significantly intense reflections: 0.0735
• Weighted residual factors for all reflections included in the refinement: 0.0866
• Goodness-of-fit parameter for all reflections included in the refinement: 0.7
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes