Information card for entry 7135799

Structure parameters

• Formula: C26 H20 N2 O4 S
• Calculated formula: C26 H20 N2 O4 S
• Title of publication: Catalyst-Free Synthesis of α-Carboline Derivatives via Chromone Skeleton Remodeling
• Authors of publication: Fu, Wenting; Li, Sifeng; Li, Peng; Cheng, Bin; Zhang, Wenjun; Zhang, Ying; Zhou, Kang; Zhai, Hongbin; Wang, Taimin; Yang, Dezhi
• Journal of publication: Chemical Communications
• Year of publication: 2026
• a: 21.0365 ± 0.0012 Å
• b: 7.9263 ± 0.0004 Å
• c: 13.4019 ± 0.0007 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 2234.7 ± 0.2 ų
• Cell temperature: 201 K
• Ambient diffraction temperature: 201 K
• Number of distinct elements: 5
• Space group number: 29
• Hermann-Mauguin space group symbol: P c a 21
• Hall space group symbol: P 2c -2ac
• Residual factor for all reflections: 0.0581
• Residual factor for significantly intense reflections: 0.0445
• Weighted residual factors for significantly intense reflections: 0.1037
• Weighted residual factors for all reflections included in the refinement: 0.1148
• 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: Yes
• Has Fobs: No