Information card for entry 2230835

Structure parameters

• Chemical name: 2-Ethyl-1<i>H</i>-imidazol-3-ium hemioxalate oxalic acid monohydrate
• Formula: C8 H13 N2 O7
• Calculated formula: C8 H13 N2 O7
• Title of publication: 2-Ethyl-1<i>H</i>-imidazol-3-ium hemioxalate oxalic acid monohydrate
• Authors of publication: Zhu, Run-Qiang
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2011
• Journal volume: 67
• Journal issue: 7
• Pages of publication: o1627
• a: 6.971 ± 0.003 Å
• b: 15.716 ± 0.007 Å
• c: 10.484 ± 0.004 Å
• α: 90°
• β: 93.736 ± 0.008°
• γ: 90°
• Cell volume: 1146.1 ± 0.8 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• 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: 0.058
• Residual factor for significantly intense reflections: 0.0461
• Weighted residual factors for significantly intense reflections: 0.1072
• Weighted residual factors for all reflections included in the refinement: 0.1147
• Goodness-of-fit parameter for all reflections included in the refinement: 1.075
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: Yes