Information card for entry 7042879

Structure parameters

• Formula: C19 H44 K2 N2 Si4
• Calculated formula: C19 H44 K2 N2 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: 9.7944 ± 0.0005 Å
• b: 10.5685 ± 0.0006 Å
• c: 16.9623 ± 0.0007 Å
• α: 90.218 ± 0.004°
• β: 105.593 ± 0.004°
• γ: 117.417 ± 0.005°
• Cell volume: 1484.42 ± 0.15 ų
• Cell temperature: 123 ± 2 K
• Ambient diffraction temperature: 123 ± 2 K
• Number of distinct elements: 5
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.041
• Residual factor for significantly intense reflections: 0.0396
• Weighted residual factors for significantly intense reflections: 0.1155
• Weighted residual factors for all reflections included in the refinement: 0.1167
• Goodness-of-fit parameter for all reflections included in the refinement: 1.075
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No