Information card for entry 7104146

Structure parameters

• Formula: C21 H25 N O2 Si
• Calculated formula: C21 H25 N O2 Si
• Title of publication: Synthesis of tri- and tetraynes using a butadiynyl synthon.
• Authors of publication: Azyat, Khalid; Jahnke, Eike; Rankin, Trent; Tykwinski, Rik R
• Journal of publication: Chemical communications (Cambridge, England)
• Year of publication: 2009
• Journal volume: 34
• Journal issue: 4
• Pages of publication: 433 - 435
• a: 20.1591 ± 0.0016 Å
• b: 7.3496 ± 0.0006 Å
• c: 14.211 ± 0.0011 Å
• α: 90°
• β: 107.948 ± 0.001°
• γ: 90°
• Cell volume: 2003.1 ± 0.3 ų
• Cell temperature: 193 ± 2 K
• Ambient diffraction temperature: 193 ± 2 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: 0.0459
• Residual factor for significantly intense reflections: 0.0411
• Weighted residual factors for significantly intense reflections: 0.1121
• Weighted residual factors for all reflections included in the refinement: 0.1169
• Goodness-of-fit parameter for all reflections included in the refinement: 1.039
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No