Information card for entry 7151070

Structure parameters

• Formula: C21.75 H18.5 N3 O4.25
• Calculated formula: C21.75 H18.5 N3 O4.25
• Title of publication: An efficient route for the synthesis of a new class of pyrido[2,3-d]pyrimidine derivatives.
• Authors of publication: Tu, Shujiang; Zhang, Junyong; Jia, Runhong; Jiang, Bo; Zhang, Yan; Jiang, Hong
• Journal of publication: Organic & biomolecular chemistry
• Year of publication: 2007
• Journal volume: 5
• Journal issue: 9
• Pages of publication: 1450 - 1453
• a: 18.383 ± 0.002 Å
• b: 9.9133 ± 0.0012 Å
• c: 23.371 ± 0.003 Å
• α: 90°
• β: 106.34 ± 0.02°
• γ: 90°
• Cell volume: 4087 ± 0.9 ų
• Cell temperature: 298 ± 2 K
• Ambient diffraction temperature: 298 ± 2 K
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for all reflections: 0.1575
• Residual factor for significantly intense reflections: 0.0641
• Weighted residual factors for significantly intense reflections: 0.1565
• Weighted residual factors for all reflections included in the refinement: 0.2072
• Goodness-of-fit parameter for all reflections included in the refinement: 0.998
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No