Information card for entry 2231073

Structure parameters

• Chemical name: <i>trans</i>-3,3',4,5'-Tetramethoxystilbene
• Formula: C18 H20 O4
• Calculated formula: C18 H20 O4
• SMILES: COc1cc(/C=C/c2ccc(c(c2)OC)OC)cc(c1)OC
• Title of publication: <i>trans</i>-3,3',4,5'-Tetramethoxystilbene
• Authors of publication: Yan, Ri-An; Li, Xiao-Xia; Li, Guo-Qiang
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2011
• Journal volume: 67
• Journal issue: 8
• Pages of publication: o1960
• a: 5.2431 ± 0.0002 Å
• b: 11.984 ± 0.0007 Å
• c: 25.6315 ± 0.0011 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1610.51 ± 0.13 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Space group number: 19
• Hermann-Mauguin space group symbol: P 21 21 21
• Hall space group symbol: P 2ac 2ab
• Residual factor for all reflections: 0.0445
• Residual factor for significantly intense reflections: 0.0387
• Weighted residual factors for significantly intense reflections: 0.0898
• Weighted residual factors for all reflections included in the refinement: 0.095
• Goodness-of-fit parameter for all reflections included in the refinement: 1.134
• Diffraction radiation wavelength: 1.5418 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes