Information card for entry 7160357

Structure parameters

• Formula: C24 H21 Cl N2 O4
• Calculated formula: C24 H21 Cl N2 O4
• Title of publication: Concise asymmetric synthesis of (-)-Bao Gong Teng A <i>via</i> Evans chiral auxiliary-based 1,3-dipolar cycloaddition.
• Authors of publication: Zhao, Yi-Wen; Wang, Jun-Fei; Xu, Jianrong; Chen, Hongzhuan; Tan, Yun-Xuan; Tian, Ping
• Journal of publication: Organic & biomolecular chemistry
• Year of publication: 2025
• Journal volume: 23
• Journal issue: 10
• Pages of publication: 2370 - 2374
• a: 12.5837 ± 0.0003 Å
• b: 6.1999 ± 0.0002 Å
• c: 13.8988 ± 0.0003 Å
• α: 90°
• β: 96.444 ± 0.001°
• γ: 90°
• Cell volume: 1077.5 ± 0.05 ų
• Cell temperature: 306 ± 2 K
• Ambient diffraction temperature: 306 ± 2 K
• Number of distinct elements: 5
• Space group number: 4
• Hermann-Mauguin space group symbol: P 1 21 1
• Hall space group symbol: P 2yb
• Residual factor for all reflections: 0.0458
• Residual factor for significantly intense reflections: 0.0372
• Weighted residual factors for significantly intense reflections: 0.0845
• Weighted residual factors for all reflections included in the refinement: 0.0902
• Goodness-of-fit parameter for all reflections included in the refinement: 1.056
• Diffraction radiation wavelength: 1.54178 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No