Information card for entry 1520572

Structure parameters

• Formula: C43 H56 O19
• Calculated formula: C43 H56 O19
• Title of publication: Neolignans with a Rare 2-Oxaspiro[4.5]deca-6,9-dien-8-one Motif from the Stem Bark of Cinnamomum subavenium.
• Authors of publication: Lai, Yongji; Liu, Tingting; Sa, Rongjian; Wei, Xialan; Xue, Yongbo; Wu, Zhaodi; Luo, Zengwei; Xiang, Ming; Zhang, Yonghui; Yao, Guangmin
• Journal of publication: Journal of natural products
• Year of publication: 2015
• Journal volume: 78
• Journal issue: 7
• Pages of publication: 1740 - 1744
• a: 8.6734 ± 0.0006 Å
• b: 11.1397 ± 0.0007 Å
• c: 11.8133 ± 0.0008 Å
• α: 92.575 ± 0.002°
• β: 96.635 ± 0.002°
• γ: 108.711 ± 0.002°
• Cell volume: 1069.74 ± 0.12 ų
• Cell temperature: 298 ± 2 K
• Ambient diffraction temperature: 298 ± 2 K
• Number of distinct elements: 3
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.0819
• Residual factor for significantly intense reflections: 0.0583
• Weighted residual factors for significantly intense reflections: 0.1094
• Weighted residual factors for all reflections included in the refinement: 0.1376
• Goodness-of-fit parameter for all reflections included in the refinement: 1.018
• Diffraction radiation wavelength: 1.54178 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No