Information card for entry 7161165

Structure parameters

• Formula: C31 H32 N2 O5
• Calculated formula: C31 H32 N2 O5
• Title of publication: Enantioselective Synthesis of Chiral 1,2-Oxazinane Spiro-oxindoles via Carbene-Catalyzed [3+3] Annulation of Isatin-Derived Nitrones with Enals
• Authors of publication: Miao, Yu; Xiao, Yang; Han, Xulin; Chen, Yao; Cao, Feilong; Zhuang, Hongzhi; Lin, Chunsheng; Jin, Yanli; Xu, Jianfeng; Chen, Xingkuan
• Journal of publication: Organic & Biomolecular Chemistry
• Year of publication: 2026
• a: 8.2948 ± 0.0003 Å
• b: 13.5305 ± 0.0005 Å
• c: 24.0231 ± 0.0009 Å
• α: 90°
• β: 93.712 ± 0.002°
• γ: 90°
• Cell volume: 2690.52 ± 0.17 ų
• Cell temperature: 273.15 K
• Ambient diffraction temperature: 273.15 K
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/n 1
• Hall space group symbol: -P 2yn
• Residual factor for all reflections: 0.0407
• Residual factor for significantly intense reflections: 0.0387
• Weighted residual factors for significantly intense reflections: 0.0991
• Weighted residual factors for all reflections included in the refinement: 0.1003
• Goodness-of-fit parameter for all reflections included in the refinement: 1.07
• Diffraction radiation wavelength: 1.54178 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No