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Information card for entry 2233458
Preview
| Coordinates | 2233458.cif |
|---|---|
| Structure factors | 2233458.hkl |
| Original IUCr paper | HTML |
| External links | ChemSpider; PubChem |
| Chemical name | 9-[(<i>E</i>)-2-(2-Methoxyphenyl)ethenyl]-3,4,5,6,7,9-hexahydro-2<i>H</i>- xanthene-1,8-dione |
|---|---|
| Formula | C22 H22 O4 |
| Calculated formula | C22 H22 O4 |
| SMILES | O1C2=C(C(=O)CCC2)C(C2=C1CCCC2=O)/C=C/c1ccccc1OC |
| Title of publication | 9-[(<i>E</i>)-2-(2-Methoxyphenyl)ethenyl]-3,4,5,6,7,9-hexahydro-2<i>H</i>-xanthene-1,8-dione |
| Authors of publication | Cha, Joo Hwan; Pae, Ae Nim; Lee, Jae Kyun; Cho, Yong Seo |
| Journal of publication | Acta Crystallographica Section E |
| Year of publication | 2012 |
| Journal volume | 68 |
| Journal issue | 2 |
| Pages of publication | o454 |
| a | 8.5396 ± 0.0005 Å |
| b | 9.9243 ± 0.0007 Å |
| c | 21.9501 ± 0.0013 Å |
| α | 90° |
| β | 102.546 ± 0.0014° |
| γ | 90° |
| Cell volume | 1815.8 ± 0.2 Å3 |
| Cell temperature | 296 K |
| Ambient diffraction temperature | 296 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 significantly intense reflections | 0.0439 |
| Weighted residual factors for all reflections included in the refinement | 0.1361 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.083 |
| Diffraction radiation wavelength | 0.71075 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. |
2233458.cif 2233458.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. |
2233458.cif 2233458.hkl |
| 181256 | 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 2/23/34. |
2233458.cif 2233458.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. |
2233458.cif 2233458.hkl |
| 120072 | 2014-07-11 | Adding DOIs to range 2 structures. | 2233458.cif 2233458.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. | 2233458.cif 2233458.hkl |
| 66590 | 2012-09-11 | hkl/ Adding assigned .htl files for the most recent IUCr data depositions. |
2233458.cif 2233458.hkl |
| 38252 | 2012-03-04 | ../uploads/cif-deposit/cod/cif Adding structures of 2233458 via cif-deposit CGI script. |
2233458.cif |
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Users of the data should acknowledge the original authors of the
structural data.