Information card for entry 2215555

Structure parameters

• Common name: 3-Nitro-4-hydroxyphenylarsenic(III) oxide cyclic tetramer
• Chemical name: cyclo-Tetra-μ-oxido-tetra[3-nitro-4-hydroxyphenylarsenic(III)]
• Formula: C24 H16 As4 N4 O16
• Calculated formula: C24 H16 As4 N4 O16
• SMILES: [As]1(O[As](O[As](O[As](O1)c1cc(N(=O)=O)c(O)cc1)c1cc(N(=O)=O)c(O)cc1)c1cc(N(=O)=O)c(O)cc1)c1cc(N(=O)=O)c(O)cc1
• Title of publication: <i>cyclo</i>-Tetra-μ-oxido-tetrakis[3-nitro-4-hydroxyphenylarsenic(III)]
• Authors of publication: Lloyd, Nicholas C.; Nicholson, Brian K.
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2007
• Journal volume: 63
• Journal issue: 10
• Pages of publication: m2573 - m2573
• a: 7.1289 ± 0.0002 Å
• b: 31.6743 ± 0.0009 Å
• c: 13.0217 ± 0.0004 Å
• α: 90°
• β: 98.286 ± 0.001°
• γ: 90°
• Cell volume: 2909.64 ± 0.15 ų
• Cell temperature: 93 ± 2 K
• Ambient diffraction temperature: 93 ± 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: 0.1385
• Residual factor for significantly intense reflections: 0.0683
• Weighted residual factors for significantly intense reflections: 0.1087
• Weighted residual factors for all reflections included in the refinement: 0.1313
• Goodness-of-fit parameter for all reflections included in the refinement: 1.079
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes