Information card for entry 7042875

Structure parameters

• Formula: C20 H52 K2 N2 O2 Si4
• Calculated formula: C20 H52 K2 N2 O2 Si4
• Title of publication: Exploring the solid state and solution structural chemistry of the utility amide potassium hexamethyldisilazide (KHMDS)
• Authors of publication: Ojeda-Amador, Ana I.; Martínez-Martínez, Antonio J.; Robertson, Gemma M.; Robertson, Stuart D.; Kennedy, Alan R.; O'Hara, Charles T.
• Journal of publication: Dalton Trans.
• Year of publication: 2017
• a: 11.057 ± 0.0008 Å
• b: 12.1726 ± 0.001 Å
• c: 12.3879 ± 0.0009 Å
• α: 90°
• β: 106.209 ± 0.007°
• γ: 90°
• Cell volume: 1601 ± 0.2 ų
• Cell temperature: 123 ± 2 K
• Ambient diffraction temperature: 123 ± 2 K
• Number of distinct elements: 6
• 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: 0.0501
• Residual factor for significantly intense reflections: 0.0363
• Weighted residual factors for significantly intense reflections: 0.0759
• Weighted residual factors for all reflections included in the refinement: 0.0842
• Goodness-of-fit parameter for all reflections included in the refinement: 1.06
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No