Information card for entry 7107758

Structure parameters

• Formula: C22 H20 Br N O2
• Calculated formula: C22 H20 Br N O2
• Title of publication: Enantioselective synthesis of substituted pyrans via amine-catalyzed Michael addition and subsequent enolization/cyclisation
• Authors of publication: Utpal Das; Chan-Hui Huang; Wenwei Lin
• Journal of publication: Chem.Commun.
• Year of publication: 2012
• Journal volume: 48
• Pages of publication: 5590
• a: 5.5785 ± 0.0004 Å
• b: 15.6744 ± 0.0008 Å
• c: 22.2663 ± 0.0014 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1947 ± 0.2 ų
• Cell temperature: 200 ± 2 K
• Ambient diffraction temperature: 200 ± 2 K
• Number of distinct elements: 5
• 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: 0.1278
• Residual factor for significantly intense reflections: 0.05
• Weighted residual factors for significantly intense reflections: 0.0755
• Weighted residual factors for all reflections included in the refinement: 0.0922
• Goodness-of-fit parameter for all reflections included in the refinement: 0.934
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No