Information card for entry 7227548

Structure parameters

• Chemical name: 3-(1-pyrenyl)-1-(4-nitrophenyl) prop-2-en-1-one
• Formula: C25 H15 N O3
• Calculated formula: C25 H15 N O3
• SMILES: N(=O)(=O)c1ccc(C(=O)/C=C/c2c3ccc4c5c3c(ccc5ccc4)cc2)cc1
• Title of publication: Tuning the solid-state fluorescence of chalcone crystals via molecular coplanarity and J-aggregate formation
• Authors of publication: Yu, Fangfang; Wang, Mingliang; Sun, Hao; Shan, Yaqi; Du, Man; Khan, Arshad; Usman, Rabia; Zhang, Wei; Shan, Hongbin; Xu, Chunxiang
• Journal of publication: RSC Adv.
• Year of publication: 2017
• Journal volume: 7
• Journal issue: 14
• Pages of publication: 8491
• a: 7.387 ± 0.0015 Å
• b: 7.847 ± 0.0016 Å
• c: 32.089 ± 0.006 Å
• α: 90°
• β: 94 ± 0.03°
• γ: 90°
• Cell volume: 1855.5 ± 0.6 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/n 1
• Hall space group symbol: -P 2yn
• Residual factor for all reflections: 0.2004
• Residual factor for significantly intense reflections: 0.0777
• Weighted residual factors for significantly intense reflections: 0.1285
• Weighted residual factors for all reflections included in the refinement: 0.1651
• Goodness-of-fit parameter for all reflections included in the refinement: 1
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No