Information card for entry 7125464

Structure parameters

• Formula: C38 H30 O4
• Calculated formula: C38 H30 O4
• Title of publication: Synthesis, structure and inclusion properties of 1,4,15,18-tetrahydro-1,4,15,18-tetraoxodibenzo[b,h]tetraphenylene†
• Authors of publication: Yang, Xiao-Ping; Du, Da-Ming; Li, Qi; Mak, Thomas C. W.; Wong, Henry N. C.
• Journal of publication: Chemical Communications
• Year of publication: 1999
• Journal issue: 16
• Pages of publication: 1607
• a: 15.807 ± 0.002 Å
• b: 18.59 ± 0.003 Å
• c: 10.59 ± 0.002 Å
• α: 90°
• β: 100.55 ± 0.011°
• γ: 90°
• Cell volume: 3059.3 ± 0.9 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 3
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for all reflections: 0.0732
• Residual factor for significantly intense reflections: 0.0632
• Weighted residual factors for all reflections: 0.2095
• Weighted residual factors for significantly intense reflections: 0.1906
• Goodness-of-fit parameter for all reflections: 0.731
• Goodness-of-fit parameter for significantly intense reflections: 0.71
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No