Information card for entry 4501321

Structure parameters

• Formula: C30 H16 O4
• Calculated formula: C30 H16 O4
• SMILES: O=C(OC)c1cc2C#CC#Cc3c(C#Cc4c(C#Cc2cc1)cccc4)ccc(c3)C(=O)OC
• Title of publication: Polymorphism of Dehydrobenzo[14]annulene Possessing Two Methyl Ester Groups in Noncentrosymmetric Positions
• Authors of publication: Hisaki, Ichiro; Kometani, Eriko; Shigemitsu, Hajime; Saeki, Akinori; Seki, Shu; Tohnai, Norimitsu; Miyata, Mikiji
• Journal of publication: Crystal Growth & Design
• Year of publication: 2011
• Journal volume: 11
• Journal issue: 12
• Pages of publication: 5488 - 5497
• a: 46.139 ± 0.0008 Å
• b: 3.8558 ± 0.0001 Å
• c: 28.7157 ± 0.0007 Å
• α: 90°
• β: 123.614 ± 0.0009°
• γ: 90°
• Cell volume: 4254.38 ± 0.17 ų
• Cell temperature: 296.1 K
• Number of distinct elements: 3
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for significantly intense reflections: 0.0697
• Weighted residual factors for all reflections included in the refinement: 0.2038
• Goodness-of-fit parameter for all reflections included in the refinement: 1.034
• Diffraction radiation wavelength: 0.7 Å
• Diffraction radiation type: synchrotron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No