Information card for entry 4129397

Structure parameters

• Formula: C74 H120 N4 O8 Si4
• Calculated formula: C74 H120 N4 O8 Si4
• Title of publication: An NHC-Stabilized Silicon Analogue of Acylium Ion: Synthesis, Structure, Reactivity, and Theoretical Studies.
• Authors of publication: Ahmad, Syed Usman; Szilvási, Tibor; Irran, Elisabeth; Inoue, Shigeyoshi
• Journal of publication: Journal of the American Chemical Society
• Year of publication: 2015
• Journal volume: 137
• Journal issue: 17
• Pages of publication: 5828 - 5836
• a: 10.7865 ± 0.0002 Å
• b: 17.7748 ± 0.0004 Å
• c: 41.4406 ± 0.0009 Å
• α: 90°
• β: 97.225 ± 0.002°
• γ: 90°
• Cell volume: 7882.2 ± 0.3 ų
• Cell temperature: 150 ± 2 K
• Ambient diffraction temperature: 150 ± 0.1 K
• Number of distinct elements: 5
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.1079
• Residual factor for significantly intense reflections: 0.0789
• Weighted residual factors for significantly intense reflections: 0.1803
• Weighted residual factors for all reflections included in the refinement: 0.1973
• Goodness-of-fit parameter for all reflections included in the refinement: 1.037
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No