Information card for entry 2210846

Structure parameters

• Chemical name: 2-Methyl-4-phenyl-2-(trimethylsilyloxy)-3,4-dihydro-2H-naphtho[2,3-b]pyran- 5,10-dione
• Formula: C23 H24 O4 Si
• Calculated formula: C23 H24 O4 Si
• SMILES: [Si](O[C@]1(OC2=C([C@@H](C1)c1ccccc1)C(=O)c1ccccc1C2=O)C)(C)(C)C.[Si](O[C@@]1(OC2=C([C@H](C1)c1ccccc1)C(=O)c1ccccc1C2=O)C)(C)(C)C
• Title of publication: 2-Methyl-4-phenyl-2-(trimethylsilyloxy)-3,4-dihydro-2<i>H</i>-naphtho[2,3-<i>b</i>]pyran-5,10-dione
• Authors of publication: Da-Quan Peng
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2006
• Journal volume: 62
• Journal issue: 10
• Pages of publication: o4706 - o4707
• a: 12.699 ± 0.003 Å
• b: 11.342 ± 0.002 Å
• c: 15.023 ± 0.003 Å
• α: 90°
• β: 92.44 ± 0.03°
• γ: 90°
• Cell volume: 2161.8 ± 0.8 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 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: 0.1322
• Residual factor for significantly intense reflections: 0.0564
• Weighted residual factors for significantly intense reflections: 0.1223
• Weighted residual factors for all reflections included in the refinement: 0.1556
• Goodness-of-fit parameter for all reflections included in the refinement: 1
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes