Information card for entry 2021390

Structure parameters

• Chemical name: 6-Hydroxy-<i>N</i>-(4-methoxyphenyl)-4-oxo-2,4-dihydro-1<i>H</i>-pyrrolo[3,2,1-<i>ij</i>]quinoline-5-carboxamide
• Formula: C19 H16 N2 O4
• Calculated formula: C19 H16 N2 O4
• SMILES: O=C1N2c3c(cccc3C(O)=C1C(=O)Nc1ccc(OC)cc1)CC2
• Title of publication: Polymorphic modifications of a 1<i>H</i>-pyrrolo[3,2,1-<i>ij</i>]quinoline-5-carboxamide possessing strong diuretic properties
• Authors of publication: Shishkina, Svitlana V.; Levandovskiy, Igor A.; Ukrainets, Igor V.; Sidorenko, Lyudmila V.; Grinevich, Lina A.; Yanchuk, Igor B.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2018
• Journal volume: 74
• Journal issue: 12
• a: 7.1048 ± 0.0019 Å
• b: 10.0882 ± 0.0016 Å
• c: 11.5171 ± 0.0017 Å
• α: 73.761 ± 0.017°
• β: 87.27 ± 0.02°
• γ: 76.48 ± 0.02°
• Cell volume: 770.4 ± 0.3 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.1438
• Residual factor for significantly intense reflections: 0.0881
• Weighted residual factors for significantly intense reflections: 0.2308
• Weighted residual factors for all reflections included in the refinement: 0.262
• Goodness-of-fit parameter for all reflections included in the refinement: 1.016
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes