Information card for entry 7152616

Structure parameters

• Formula: C20 H18 O10
• Calculated formula: C20 H18 O10
• SMILES: Oc1c(cc(c(c1C(=O)OC)C(=O)OC)C(=O)c1ccc(OC)cc1O)C(=O)OC
• Title of publication: Reactions of 3-acylchromones with dimethyl 1,3-acetonedicarboxylate and 1,3-diphenylacetone: one-pot synthesis of functionalized 2-hydroxybenzophenones, 6H-benzo[c]chromenes and benzo[c]coumarins.
• Authors of publication: Iaroshenko, Viktor O.; Savych, Iryna; Villinger, Alexander; Sosnovskikh, Vyacheslav Ya; Langer, Peter
• Journal of publication: Organic & biomolecular chemistry
• Year of publication: 2012
• Journal volume: 10
• Journal issue: 47
• Pages of publication: 9344 - 9348
• a: 11.3807 ± 0.0005 Å
• b: 8.1698 ± 0.0004 Å
• c: 40.685 ± 0.0016 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 3782.8 ± 0.3 ų
• Cell temperature: 173 ± 2 K
• Ambient diffraction temperature: 173 ± 2 K
• Number of distinct elements: 3
• Space group number: 61
• Hermann-Mauguin space group symbol: P b c a
• Hall space group symbol: -P 2ac 2ab
• Residual factor for all reflections: 0.0611
• Residual factor for significantly intense reflections: 0.0516
• Weighted residual factors for significantly intense reflections: 0.1209
• Weighted residual factors for all reflections included in the refinement: 0.1248
• Goodness-of-fit parameter for all reflections included in the refinement: 1.09
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No