Information card for entry 5000139

Structure parameters

• Chemical name: Oxytetracycline
• Formula: C22 H24 N2 O9
• Calculated formula: C22 H24 N2 O9
• Title of publication: Chemical-structural properties of tetracycline derivatives. 3. The integrity of the conformation of the nonionized free base
• Authors of publication: Prewo, R.; Stezowski, J. J.
• Journal of publication: Journal of the American Chemical Society
• Year of publication: 1977
• Journal volume: 99
• Journal issue: 4
• Pages of publication: 1117 - 1121
• a: 8.836 ± 0.001 Å
• b: 12.416 ± 0.001 Å
• c: 18.76 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 2058.12 ų
• Ambient diffraction temperature: 123.15 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 significantly intense reflections: 5.4
• Weighted residual factors for significantly intense reflections: 5.4
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No