Information card for entry 2201477

Structure parameters

• Chemical name: Bis(2-methyl-2-propanammonium) chromate
• Formula: C8 H24 Cr N2 O4
• Calculated formula: C8 H24 Cr N2 O4
• Title of publication: Bis(2-methyl-2-propanammonium) chromate
• Authors of publication: Chebbi, Hammouda; Driss, Ahmed
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2002
• Journal volume: 58
• Journal issue: 9
• Pages of publication: m494 - m496
• a: 6.72 ± 0.001 Å
• b: 6.72 ± 0.001 Å
• c: 54.33 ± 0.009 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 2124.8 ± 0.6 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 5
• Space group number: 167
• Hermann-Mauguin space group symbol: R -3 c :H
• Hall space group symbol: -R 3 2"c
• Residual factor for all reflections: 0.065
• Residual factor for significantly intense reflections: 0.0363
• Weighted residual factors for significantly intense reflections: 0.0837
• Weighted residual factors for all reflections included in the refinement: 0.0905
• Goodness-of-fit parameter for all reflections included in the refinement: 1.371
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes