Information card for entry 1554741

Structure parameters

• Formula: C40 H37.5 N4 O9
• Calculated formula: C40 H37.5 N4 O9
• Title of publication: Bifunctional oxindole-chromone 4C building block directed asymmetric synthesis of bispirocyclic hexahydroxanthones featuring five contiguous stereocenters and two side-by-side oxindoles
• Authors of publication: Liu, Xiong-Li; Gong, Yi; Chen, Shuang; Zuo, Xiong; Yao, Zhen; Zhou, Ying
• Journal of publication: Organic Chemistry Frontiers
• Year of publication: 2019
• Journal volume: 6
• Journal issue: 10
• Pages of publication: 1603
• a: 29.1304 ± 0.0003 Å
• b: 17.2687 ± 0.0001 Å
• c: 17.7328 ± 0.0001 Å
• α: 90°
• β: 103.665 ± 0.001°
• γ: 90°
• Cell volume: 8667.88 ± 0.12 ų
• Cell temperature: 100 ± 0.1 K
• Ambient diffraction temperature: 100 ± 0.1 K
• Number of distinct elements: 4
• Space group number: 5
• Hermann-Mauguin space group symbol: C 1 2 1
• Hall space group symbol: C 2y
• Residual factor for all reflections: 0.0509
• Residual factor for significantly intense reflections: 0.0499
• Weighted residual factors for significantly intense reflections: 0.1465
• Weighted residual factors for all reflections included in the refinement: 0.1481
• Goodness-of-fit parameter for all reflections included in the refinement: 1.08
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No