Information card for entry 2006980

Structure parameters

• Chemical name: (±)- 7,7,9,9-tetramethyl-2,3:4,5-di(naphtho)-1,6,8-trioxa- 7,9-disila-cyclonona-2,4-diene
• Formula: C24 H24 O3 Si2
• Calculated formula: C24 H24 O3 Si2
• SMILES: [Si]1(Oc2ccc3ccccc3c2c2c3ccccc3ccc2O[Si](O1)(C)C)(C)C
• Title of publication: (±)-7,7,9,9-Tetramethyl-2,3:4,5-dinaphtho-1,6,8-trioxa-7,9-disilacyclonona-2,4-diene
• Authors of publication: Qiancai Liu; Mengxian Ding; Yonghua Lin; Yan Xing
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 1998
• Journal volume: 54
• Journal issue: 1
• Pages of publication: 145 - 146
• a: 10.694 ± 0.001 Å
• b: 13.481 ± 0.001 Å
• c: 15.307 ± 0.002 Å
• α: 90°
• β: 94.32 ± 0.01°
• γ: 90°
• Cell volume: 2200.5 ± 0.4 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/n 1
• Hall space group symbol: -P 2yn
• Residual factor for all reflections: 0.0713
• Residual factor for significantly intense reflections: 0.0404
• Weighted residual factors for all reflections: 0.1637
• Weighted residual factors for significantly intense reflections: 0.1217
• Goodness-of-fit parameter for all reflections: 0.489
• Goodness-of-fit parameter for significantly intense reflections: 0.479
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No