Information card for entry 4021552

Structure parameters

• Formula: C23 H22 O8
• Calculated formula: C23 H22 O8
• SMILES: O1C(OC)(OC)C(=C(C1(C(=O)c1ccccc1)c1ccccc1)C(=O)OC)C(=O)OC
• Title of publication: Reaction of Dimethoxycarbene-DMAD Zwitterion with 1,2-Diones and Anhydrides: A Novel Synthesis of Highly Substituted Dihydrofurans and Spirodihydrofurans
• Authors of publication: Vijay Nair; Ani Deepthi; Manojkumar Poonoth; Bindu Santhamma; Sreekumar Vellalath; Beneesh Pattoorpady Babu; Resmi Mohan; Eringathodi Suresh
• Journal of publication: Journal of Organic Chemistry
• Year of publication: 2006
• Journal volume: 71
• Pages of publication: 2313 - 2319
• a: 8.39 ± 0.003 Å
• b: 18.948 ± 0.007 Å
• c: 13.886 ± 0.005 Å
• α: 90°
• β: 103.889 ± 0.007°
• γ: 90°
• Cell volume: 2143 ± 1.4 ų
• Cell temperature: 296 ± 2 K
• Ambient diffraction temperature: 296 ± 2 K
• Number of distinct elements: 3
• 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: 0.064
• Residual factor for significantly intense reflections: 0.0549
• Weighted residual factors for significantly intense reflections: 0.1313
• Weighted residual factors for all reflections included in the refinement: 0.1363
• Goodness-of-fit parameter for all reflections included in the refinement: 1.124
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No