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Information card for entry 2233164
Preview
| Coordinates | 2233164.cif |
|---|---|
| Structure factors | 2233164.hkl |
| Original IUCr paper | HTML |
| External links | ChemSpider; PubChem |
| Chemical name | 9-(7-Fluoro-4-oxo-4<i>H</i>-chromen-3-yl)-3,3,6,6-tetramethyl- 2,3,4,5,6,7,8,9-octahydro-1<i>H</i>-xanthene-1,8-dione |
|---|---|
| Formula | C26 H25 F O5 |
| Calculated formula | C26 H25 F O5 |
| SMILES | Fc1cc2occ(c(=O)c2cc1)C1C2=C(OC3=C1C(=O)CC(C3)(C)C)CC(CC2=O)(C)C |
| Title of publication | 9-(7-Fluoro-4-oxo-4<i>H</i>-chromen-3-yl)-3,3,6,6-tetramethyl-2,3,4,5,6,7,8,9-octahydro-1<i>H</i>-xanthene-1,8-dione |
| Authors of publication | Asad, Mohammad; Oo, Chuan-Wei; Osman, Hasnah; Fun, Hoong-Kun; Arshad, Suhana |
| Journal of publication | Acta Crystallographica Section E |
| Year of publication | 2012 |
| Journal volume | 68 |
| Journal issue | 1 |
| Pages of publication | o38 |
| a | 6.9475 ± 0.0008 Å |
| b | 18.596 ± 0.002 Å |
| c | 17.559 ± 0.002 Å |
| α | 90° |
| β | 93.658 ± 0.002° |
| γ | 90° |
| Cell volume | 2263.9 ± 0.4 Å3 |
| Cell temperature | 296 ± 2 K |
| Ambient diffraction temperature | 296 ± 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 | 0.085 |
| Residual factor for significantly intense reflections | 0.0518 |
| Weighted residual factors for significantly intense reflections | 0.1304 |
| Weighted residual factors for all reflections included in the refinement | 0.1501 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.029 |
| Diffraction radiation wavelength | 0.71073 Å |
| Diffraction radiation type | MoKα |
| Has coordinates | Yes |
| Has disorder | No |
| Has Fobs | Yes |
| Revision | Date | Message | Files |
|---|---|---|---|
| 301806 (current) | 2025-08-19 | Add cross-references to PubChem compounds in COD range 2/23 Each referenced PubChem compound corresponds to the full crystal structure. |
2233164.cif 2233164.hkl |
| 201979 | 2017-10-13 | cif/2/ Marking COD entries in range 2/23 that are known to be related to ChemSpider entries using the _cod_related_entry data loop. |
2233164.cif 2233164.hkl |
| 181253 | 2016-04-03 | hkl/2/23/ (antanas@echidna) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 2/23/31. |
2233164.cif 2233164.hkl |
| 176798 | 2016-02-21 | cif/2/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 2/23. |
2233164.cif 2233164.hkl |
| 120072 | 2014-07-11 | Adding DOIs to range 2 structures. | 2233164.cif 2233164.hkl |
| 88064 | 2013-08-29 | Adding _cod_database_fobs_code data item to all COD CIFs that have Fobs deposited and did not have this data item yet. | 2233164.cif 2233164.hkl |
| 34292 | 2012-02-14 | hkl/ Adding Fobs data for the recently deposited IUCr structures. |
2233164.cif 2233164.hkl |
| 32223 | 2012-02-08 | ../uploads/cif-deposit/cod/cif Adding structures of 2233164 via cif-deposit CGI script. |
2233164.cif |
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Users of the data should acknowledge the original authors of the
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