Information card for entry 7126969

Structure parameters

• Common name: 3,3?6,6?-tetrabromo-9,9?-spriosilabifluorene
• Chemical name: 3,3?6,6?-tetrabromo-9,9?-spriosilabifluorene
• Formula: C24 H12 Br4 Si
• Calculated formula: C24 H12 Br4 Si
• Title of publication: Accessing new microporous polyspirobifluorenes via a C/Si switch.
• Authors of publication: Nesmelov, Andrei; Lee, David; Bejger, Christopher; Kocherga, Margaret; Lyles, Zachary; Greenier, Madeline K.; Vitallo, Ashley Ariel; Kaouk, Ghallia; Jones, Daniel S.; Schmedake, Thomas A.
• Journal of publication: Chemical communications (Cambridge, England)
• Year of publication: 2020
• Journal volume: 56
• Journal issue: 68
• Pages of publication: 9846 - 9849
• a: 10.3068 ± 0.0002 Å
• b: 14.7409 ± 0.0002 Å
• c: 28.6394 ± 0.0004 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 4351.23 ± 0.12 ų
• Cell temperature: 106 ± 8 K
• Ambient diffraction temperature: 106 ± 8 K
• Number of distinct elements: 4
• Space group number: 61
• Hermann-Mauguin space group symbol: P b c a
• Hall space group symbol: -P 2ac 2ab
• Residual factor for all reflections: 0.0183
• Residual factor for significantly intense reflections: 0.0177
• Weighted residual factors for significantly intense reflections: 0.0443
• Weighted residual factors for all reflections included in the refinement: 0.0446
• Goodness-of-fit parameter for all reflections included in the refinement: 1.158
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54182 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No