Information card for entry 1511882

Structure parameters

• Formula: C23 H16 O
• Calculated formula: C23 H16 O
• SMILES: COc1ccccc2c1cc1c2c2c(cc1)ccc1c2cccc1
• Title of publication: Synthesis of [5]Helicenes with a Substituent Exclusively on the Interior Side of the Helix by Metal-catalyzed Cycloisomerization.
• Authors of publication: Yamamoto, Kosuke; Okazumi, Mieko; Suemune, Hiroshi; Usui, Kazuteru
• Journal of publication: Organic letters
• Year of publication: 2013
• Journal volume: 15
• Journal issue: 8
• Pages of publication: 1806 - 1809
• a: 7.4251 ± 0.0011 Å
• b: 11.3441 ± 0.0016 Å
• c: 18.176 ± 0.003 Å
• α: 90°
• β: 91.632 ± 0.002°
• γ: 90°
• Cell volume: 1530.4 ± 0.4 ų
• Cell temperature: 93 ± 2 K
• Ambient diffraction temperature: 93 ± 2 K
• Number of distinct elements: 3
• Space group number: 4
• Hermann-Mauguin space group symbol: P 1 21 1
• Hall space group symbol: P 2yb
• Residual factor for all reflections: 0.029
• Residual factor for significantly intense reflections: 0.0271
• Weighted residual factors for significantly intense reflections: 0.0655
• Weighted residual factors for all reflections included in the refinement: 0.0666
• Goodness-of-fit parameter for all reflections included in the refinement: 0.911
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No