Information card for entry 7234227

Structure parameters

• Formula: C27 H17 F N2
• Calculated formula: C27 H17 F N2
• Title of publication: Aggregation-enhanced emissive mechanofluorochromic carbazole-halogen positional isomers: tunable fluorescence via conformational polymorphism and crystallization-induced fluorescence switching
• Authors of publication: Gayathri, Parthasarathy; Karthikeyan, Subramanian; Pannipara, Mehboobali; Al-Sehemi, Abdullah G.; Moon, Dohyun; Anthony, Savarimuthu Philip
• Journal of publication: CrystEngComm
• Year of publication: 2019
• Journal volume: 21
• Journal issue: 43
• Pages of publication: 6604
• a: 9.4 ± 0.0019 Å
• b: 13.351 ± 0.003 Å
• c: 15.562 ± 0.003 Å
• α: 90°
• β: 97.44 ± 0.03°
• γ: 90°
• Cell volume: 1936.6 ± 0.7 ų
• Cell temperature: 220 ± 2 K
• Ambient diffraction temperature: 220 ± 2 K
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.0682
• Residual factor for significantly intense reflections: 0.0559
• Weighted residual factors for significantly intense reflections: 0.1636
• Weighted residual factors for all reflections included in the refinement: 0.1716
• Goodness-of-fit parameter for all reflections included in the refinement: 1.097
• Diffraction radiation wavelength: 0.63 Å
• Diffraction radiation type: synchrotron
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No