Information card for entry 1571753

Structure parameters

• Formula: C70 H74 Cl4
• Calculated formula: C70 H74 Cl4
• Title of publication: Helically twisted nanoribbons <i>via</i> stereospecific annulative π-extension reaction employing [7]helicene as a molecular wrench.
• Authors of publication: Swain, Asim; Radacki, Krzysztof; Braunschweig, Holger; Ravat, Prince
• Journal of publication: Chemical science
• Year of publication: 2024
• Journal volume: 15
• Journal issue: 30
• Pages of publication: 11737 - 11747
• a: 14.1616 ± 0.0001 Å
• b: 14.6125 ± 0.0001 Å
• c: 15.9286 ± 0.0001 Å
• α: 66.405 ± 0.001°
• β: 76.568 ± 0.001°
• γ: 74.111 ± 0.001°
• Cell volume: 2876.94 ± 0.04 ų
• Cell temperature: 100 ± 2 K
• Ambient diffraction temperature: 100 ± 2 K
• Number of distinct elements: 3
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.0671
• Residual factor for significantly intense reflections: 0.0643
• Weighted residual factors for significantly intense reflections: 0.1687
• Weighted residual factors for all reflections included in the refinement: 0.171
• Goodness-of-fit parameter for all reflections included in the refinement: 1.072
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.54184 Å
• Diffraction radiation type: CuKα
• Diffraction radiation X-ray symbol: K-L~2,3~
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No