Information card for entry 4034001

Structure parameters

• Formula: C18 H23 N O4
• Calculated formula: C18 H23 N O4
• SMILES: O1[C@@H](N2C(=O)C[C@@H]([C@]2(C1)C(=O)OC)c1ccccc1)C(C)(C)C
• Title of publication: Synthetic Access to 3-Substituted Pyroglutamic Acids from Tetramate Derivatives of Serine, Threonine, <i>allo</i>-Threonine, and Cysteine.
• Authors of publication: Bagum, Halima; Christensen, Kirsten E.; Genov, Miroslav; Pretsch, Alexander; Pretsch, Dagmar; Moloney, Mark G.
• Journal of publication: The Journal of organic chemistry
• Year of publication: 2019
• Journal volume: 84
• Journal issue: 16
• Pages of publication: 10257 - 10279
• a: 8.5022 ± 0.0001 Å
• b: 9.5737 ± 0.0001 Å
• c: 21.0075 ± 0.0003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1709.96 ± 0.04 ų
• Cell temperature: 150 K
• Ambient diffraction temperature: 150 K
• Number of distinct elements: 4
• 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: 0.0347
• Residual factor for significantly intense reflections: 0.0339
• Weighted residual factors for all reflections: 0.0923
• Weighted residual factors for significantly intense reflections: 0.0907
• Weighted residual factors for all reflections included in the refinement: 0.0923
• Goodness-of-fit parameter for all reflections included in the refinement: 1.0054
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No