Information card for entry 7205584

Structure parameters

• Formula: C18 H20 N2 O4
• Calculated formula: C18 H20 N2 O4
• SMILES: C(=O)([O-])c1ccc(/C=C/c2ccc(cc2)C(=O)[O-])cc1.C([NH3+])C[NH3+]
• Title of publication: Crystal engineering studies on the salts of trans-4,4′-stilbenedicarboxylic acid in the context of solid state [2 + 2] cycloaddition reaction
• Authors of publication: Kole, Goutam Kumar; Tan, Geok Kheng; Vittal, Jagadese J.
• Journal of publication: CrystEngComm
• Year of publication: 2011
• Journal volume: 13
• Journal issue: 9
• Pages of publication: 3138
• a: 10.156 ± 0.002 Å
• b: 9.334 ± 0.002 Å
• c: 8.385 ± 0.002 Å
• α: 90°
• β: 94.4 ± 0.005°
• γ: 90°
• Cell volume: 792.5 ± 0.3 ų
• Cell temperature: 100 ± 2 K
• Ambient diffraction temperature: 100 ± 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: 0.1244
• Residual factor for significantly intense reflections: 0.0795
• Weighted residual factors for significantly intense reflections: 0.1516
• Weighted residual factors for all reflections included in the refinement: 0.1674
• Goodness-of-fit parameter for all reflections included in the refinement: 1.1
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No