Information card for entry 1553826

Structure parameters

• Formula: C20 H26 O6
• Calculated formula: C20 H26 O6
• Title of publication: Rapid construction of complex tetracyclic frameworks via a gold(i)-catalyzed tandem 1,2-acyloxy migration/[3 + 2] cycloaddition/Friedel–Crafts type cyclization reaction of linear enynyl esters
• Authors of publication: Sun, Haiyu; Xu, Shiyan; Xing, Zhimin; Liu, Lin; Feng, Shangbiao; Fang, Bowen; Xie, Xingang; She, Xuegong
• Journal of publication: Organic Chemistry Frontiers
• Year of publication: 2017
• Journal volume: 4
• Journal issue: 11
• Pages of publication: 2109
• a: 10.2811 ± 0.0005 Å
• b: 28.3515 ± 0.0009 Å
• c: 12.9191 ± 0.0005 Å
• α: 90°
• β: 103.741 ± 0.005°
• γ: 90°
• Cell volume: 3657.9 ± 0.3 ų
• Cell temperature: 291.08 ± 0.1 K
• Ambient diffraction temperature: 291.08 ± 0.1 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: 0.1557
• Residual factor for significantly intense reflections: 0.0668
• Weighted residual factors for significantly intense reflections: 0.1262
• Weighted residual factors for all reflections included in the refinement: 0.1747
• Goodness-of-fit parameter for all reflections included in the refinement: 1.026
• Diffraction radiation wavelength: 0.7107 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No