Information card for entry 7156673

Structure parameters

• Formula: C31 H38 O10
• Calculated formula: C31 H38 O10
• Title of publication: Fischeriana A, a meroterpenoid with an unusual 6/6/5/5/5/6/6 heptacyclic carbon skeleton from the roots of Euphorbia fischeriana.
• Authors of publication: He, Jun; Xu, Jie-Kun; Zhang, Jia; Bai, Hong-Jin; Ma, Bing-Zhi; Cheng, Yung-Chi; Zhang, Wei-Ku
• Journal of publication: Organic & biomolecular chemistry
• Year of publication: 2019
• Journal volume: 17
• Journal issue: 10
• Pages of publication: 2721 - 2724
• a: 11.8058 ± 0.0008 Å
• b: 12.6003 ± 0.0011 Å
• c: 19.4463 ± 0.0012 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 2892.8 ± 0.4 ų
• Cell temperature: 108.2 ± 0.14 K
• Ambient diffraction temperature: 108.2 ± 0.14 K
• Number of distinct elements: 3
• Space group number: 19
• Hermann-Mauguin space group symbol: P 21 21 21
• Hall space group symbol: P 2ac 2ab
• Residual factor for all reflections: 0.0398
• Residual factor for significantly intense reflections: 0.0373
• Weighted residual factors for significantly intense reflections: 0.0944
• Weighted residual factors for all reflections included in the refinement: 0.0973
• Goodness-of-fit parameter for all reflections included in the refinement: 1.024
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No