Information card for entry 4024527

Structure parameters

• Formula: C22 H31 Br N2 O6
• Calculated formula: C22 H31 Br N2 O6
• SMILES: Brc1ccc([C@H]2OCC[C@@]2(NC(=O)OC(C)(C)C)C(=O)N[C@H](C(=O)OC)C(C)C)cc1
• Title of publication: Stable Right- and Left-Handed Peptide Helices containing Cα-Tetrasubstituted α-Amino Acids
• Authors of publication: Andreas A. Grauer; Chiara Cabrele; Manfred Zabel; Burkhard König
• Journal of publication: Journal of Organic Chemistry
• Year of publication: 2009
• Journal volume: 74
• Pages of publication: 3718 - 3726
• a: 6.1755 ± 0.0003 Å
• b: 12.6779 ± 0.0006 Å
• c: 30.4159 ± 0.0011 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 2381.33 ± 0.18 ų
• Cell temperature: 123 K
• Ambient diffraction temperature: 123 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: 0.1
• Residual factor for significantly intense reflections: 0.0708
• Weighted residual factors for significantly intense reflections: 0.1764
• Weighted residual factors for all reflections included in the refinement: 0.1928
• Goodness-of-fit parameter for all reflections included in the refinement: 1.005
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No