Information card for entry 7157037

Structure parameters

• Formula: C31 H45 O6
• Calculated formula: C31 H45 O6
• Title of publication: Przewalcyrones A-F, epoxychromene-containing polycyclic polyprenylated acylphloroglucinols with immunosuppressive activity from Hypericum przewalskii Maxim.
• Authors of publication: Duan, Yulin; Xie, Shuangshuang; Guo, Yi; Qiao, Yuben; Shi, Zhengyi; Tao, Li; Deng, Mengyi; Cao, Yunfang; Xue, Yongbo; Qi, Changxing; Zhang, Yonghui
• Journal of publication: Organic & biomolecular chemistry
• Year of publication: 2019
• Journal volume: 17
• Journal issue: 35
• Pages of publication: 8234 - 8242
• a: 9.97968 ± 0.00004 Å
• b: 10.81315 ± 0.00005 Å
• c: 27.7238 ± 0.00012 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 2991.72 ± 0.02 ų
• Cell temperature: 283 ± 9 K
• Ambient diffraction temperature: 283 ± 9 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: 0.0419
• Residual factor for significantly intense reflections: 0.0414
• Weighted residual factors for significantly intense reflections: 0.1248
• Weighted residual factors for all reflections included in the refinement: 0.1254
• Goodness-of-fit parameter for all reflections included in the refinement: 1.03
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No