Information card for entry 7231816

Structure parameters

• Formula: C20 H20 O5
• Calculated formula: C17 H20 O4
• Title of publication: Synthesis and anticancer studies of Michael adducts and Heck arylation products of sesquiterpene lactones, zaluzanin D and zaluzanin C from Vernonia arborea
• Authors of publication: Valkute, Tushar R.; Aratikatla, Eswar K.; Gupta, Neha A.; Ganga, S.; Santra, Manas K.; Bhattacharya, Asish K.
• Journal of publication: RSC Advances
• Year of publication: 2018
• Journal volume: 8
• Journal issue: 67
• Pages of publication: 38289
• a: 9.5902 ± 0.0005 Å
• b: 11.1506 ± 0.0005 Å
• c: 14.3205 ± 0.0007 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1531.38 ± 0.13 ų
• Cell temperature: 296 ± 2 K
• Ambient diffraction temperature: 296 ± 2 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: 0.0415
• Residual factor for significantly intense reflections: 0.0344
• Weighted residual factors for significantly intense reflections: 0.0752
• Weighted residual factors for all reflections included in the refinement: 0.0791
• Goodness-of-fit parameter for all reflections included in the refinement: 1.046
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No