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Information card for entry 2238433
Preview
| Coordinates | 2238433.cif |
|---|---|
| Structure factors | 2238433.hkl |
| Original IUCr paper | HTML |
| External links | PubChem |
| Chemical name | Methyl 2-(2,2-dimethyl-3a,6a-dihydrofuro[3,2-<i>d</i>][1,3]dioxol-5-yl)-4-oxo-4<i>H</i>-chromene-3-carboxylate |
|---|---|
| Formula | C18 H16 O7 |
| Calculated formula | C18 H16 O7 |
| SMILES | COC(=O)c1c(oc2c(c1=O)cccc2)C1=C[C@@H]2[C@H](O1)OC(O2)(C)C |
| Title of publication | Methyl 2-(2,2-dimethyl-3a,6a-dihydrofuro[3,2-<i>d</i>][1,3]dioxol-5-yl)-4-oxo-4<i>H</i>-chromene-3-carboxylate |
| Authors of publication | Fatima, Zeenat; Srinivasan, Thothadri; Rao, Jonnalagadda Naga Siva; Raghunathan, Raghavachary; Velmurugan, Devadasan |
| Journal of publication | Acta Crystallographica Section E |
| Year of publication | 2013 |
| Journal volume | 69 |
| Journal issue | 8 |
| Pages of publication | o1310 |
| a | 6.8875 ± 0.0003 Å |
| b | 15.4958 ± 0.0006 Å |
| c | 15.9035 ± 0.0006 Å |
| α | 90° |
| β | 90° |
| γ | 90° |
| Cell volume | 1697.34 ± 0.12 Å3 |
| Cell temperature | 293 ± 2 K |
| Ambient diffraction temperature | 293 ± 2 K |
| Number of distinct elements | 3 |
| Space group number | 19 |
| Hermann-Mauguin space group symbol | P 21 21 21 |
| Hall space group symbol | P 2ac 2ab |
| Residual factor for all reflections | 0.0627 |
| Residual factor for significantly intense reflections | 0.0412 |
| Weighted residual factors for significantly intense reflections | 0.0976 |
| Weighted residual factors for all reflections included in the refinement | 0.1083 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.034 |
| Diffraction radiation wavelength | 0.71073 Å |
| Diffraction radiation type | MoKα |
| Has coordinates | Yes |
| Has disorder | Yes |
| 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. |
2238433.cif 2238433.hkl |
| 181306 | 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 2/23/84. |
2238433.cif 2238433.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. |
2238433.cif 2238433.hkl |
| 89416 | 2013-10-25 | cif/ (saulius@koala.ibt.lt) Adding links pointing to FOBS data to the recently deposited structures from IUCr. |
2238433.cif 2238433.hkl |
| 89414 | 2013-10-24 | cod/ (saulius@koala.ibt.lt) Adding FOBS data for the recently deposited IUCr structures. |
2238433.cif 2238433.hkl |
| 88291 | 2013-09-04 | cif/ Adding structures of 2238433 via cif-deposit CGI script. |
2238433.cif |
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Users of the data should acknowledge the original authors of the
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