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Information card for entry 2236644
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| Coordinates | 2236644.cif |
|---|---|
| Structure factors | 2236644.hkl |
| Original IUCr paper | HTML |
| External links | ChemSpider |
| Chemical name | Methyl 2-oxo-2<i>H</i>-chromene-3-carboxylate |
|---|---|
| Formula | C11 H8 O4 |
| Calculated formula | C11 H8 O4 |
| SMILES | o1c(=O)c(cc2ccccc12)C(=O)OC |
| Title of publication | Methyl 2-oxo-2<i>H</i>-chromene-3-carboxylate |
| Authors of publication | Saeed, Aamer; Ibrar, Aalia; Arshad, Muhammad; Bolte, Michael |
| Journal of publication | Acta Crystallographica Section E |
| Year of publication | 2012 |
| Journal volume | 68 |
| Journal issue | 10 |
| Pages of publication | o3024 |
| a | 3.8874 ± 0.001 Å |
| b | 9.782 ± 0.003 Å |
| c | 13.078 ± 0.003 Å |
| α | 111.569 ± 0.019° |
| β | 90.83 ± 0.02° |
| γ | 95.01 ± 0.02° |
| Cell volume | 460.1 ± 0.2 Å3 |
| Cell temperature | 173 ± 2 K |
| Ambient diffraction temperature | 173 ± 2 K |
| Number of distinct elements | 3 |
| Space group number | 2 |
| Hermann-Mauguin space group symbol | P -1 |
| Hall space group symbol | -P 1 |
| Residual factor for all reflections | 0.0552 |
| Residual factor for significantly intense reflections | 0.0431 |
| Weighted residual factors for significantly intense reflections | 0.1157 |
| Weighted residual factors for all reflections included in the refinement | 0.1225 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.088 |
| Diffraction radiation wavelength | 0.71073 Å |
| Diffraction radiation type | MoKα |
| Has coordinates | Yes |
| Has disorder | No |
| Has Fobs | Yes |
| Revision | Date | Message | Files |
|---|---|---|---|
| 201979 (current) | 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. |
2236644.cif 2236644.hkl |
| 181288 | 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 2/23/66. |
2236644.cif 2236644.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. |
2236644.cif 2236644.hkl |
| 120072 | 2014-07-11 | Adding DOIs to range 2 structures. | 2236644.cif 2236644.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. | 2236644.cif 2236644.hkl |
| 74188 | 2013-02-22 | hkl/ Adding the rest of the Fobs data for the structures publishe din the IUCr journals in 2012 and in January of 2013. |
2236644.cif 2236644.hkl |
| 70239 | 2012-12-21 | cif/ Adding structures of 2236644 via cif-deposit CGI script. |
2236644.cif |
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Users of the data should acknowledge the original authors of the
structural data.