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Information card for entry 4502873
Preview
| Coordinates | 4502873.cif |
|---|---|
| Original paper (by DOI) | HTML |
| External links | PubChem |
| Formula | C40 H42 Si2 |
|---|---|
| Calculated formula | C40 H42 Si2 |
| SMILES | c1(c2ccccc2c2c3c1ccc1c4c(c(c(c31)cc2)C#C[Si](CC)(CC)CC)cccc4)C#C[Si](CC)(CC)CC |
| Title of publication | Single Crystal X-ray, AFM, NEXAFS, and OFET Studies on Angular Polycyclic Aromatic Silyl-Capped 7,14-Bis(ethynyl)dibenzo[b,def]chrysenes |
| Authors of publication | Burke, Kerry B.; Shu, Ying; Kemppinen, Peter; Singh, Birendra; Bown, Mark; Liaw, Irving I.; Williamson, Rachel M.; Thomsen, Lars; Dastoor, Paul; Belcher, Warwick; Forsyth, Craig; Winzenberg, Kevin N.; Collis, Gavin E. |
| Journal of publication | Crystal Growth & Design |
| Year of publication | 2012 |
| Journal volume | 12 |
| Journal issue | 2 |
| Pages of publication | 725 |
| a | 9.4638 ± 0.0018 Å |
| b | 13.389 ± 0.002 Å |
| c | 13.149 ± 0.003 Å |
| α | 90° |
| β | 97.521 ± 0.007° |
| γ | 90° |
| Cell volume | 1651.8 ± 0.5 Å3 |
| Cell temperature | 173 ± 2 K |
| Ambient diffraction temperature | 173 ± 2 K |
| Number of distinct elements | 3 |
| 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 | 0.0563 |
| Residual factor for significantly intense reflections | 0.0417 |
| Weighted residual factors for significantly intense reflections | 0.1145 |
| Weighted residual factors for all reflections included in the refinement | 0.1241 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.072 |
| Diffraction radiation wavelength | 0.71073 Å |
| Diffraction radiation type | MoKα |
| Has coordinates | Yes |
| Has disorder | No |
| Has Fobs | No |
| Revision | Date | Message | Files |
|---|---|---|---|
| 301842 (current) | 2025-08-21 | Add cross-references to PubChem compounds in COD range 4/50/ Each referenced PubChem compound corresponds to the full crystal structure. |
4502873.cif |
| 179559 | 2016-03-24 | cif/4/50/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 4/50/28. |
4502873.cif |
| 91935 | 2013-12-29 | cod/ (saulius@koala.ibt.lt) Adding DOIs that could be assigned unambiguously to the rest of COD CIFs. |
4502873.cif |
| 37777 | 2012-03-04 | ../uploads/cif-deposit/cod/cif Adding structures of 4502873 via cif-deposit CGI script. |
4502873.cif |
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