Information card for entry 4132962

Structure parameters

• Formula: C20 H20 N2 O4
• Calculated formula: C20 H20 N2 O4
• Title of publication: Building Strain with Large Macrocycles and Using It To Tune the Thermal Half-Lives of Hydrazone Photochromes.
• Authors of publication: Li, Quan; Qian, Hai; Shao, Baihao; Hughes, Russell P.; Aprahamian, Ivan
• Journal of publication: Journal of the American Chemical Society
• Year of publication: 2018
• Journal volume: 140
• Journal issue: 37
• Pages of publication: 11829 - 11835
• a: 18.041 ± 0.003 Å
• b: 8.9247 ± 0.0017 Å
• c: 21.595 ± 0.004 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 3477 ± 1.1 ų
• Cell temperature: 173 ± 2 K
• Ambient diffraction temperature: 173 ± 2 K
• Number of distinct elements: 4
• Space group number: 61
• Hermann-Mauguin space group symbol: P b c a
• Hall space group symbol: -P 2ac 2ab
• Residual factor for all reflections: 0.1091
• Residual factor for significantly intense reflections: 0.0577
• Weighted residual factors for significantly intense reflections: 0.1367
• Weighted residual factors for all reflections included in the refinement: 0.1657
• 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: Yes
• Has Fobs: No