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Information card for entry 2240874
Preview
| Coordinates | 2240874.cif |
|---|---|
| Structure factors | 2240874.hkl |
| Original IUCr paper | HTML |
| External links | PubChem |
| Chemical name | Ethyl (4<i>R</i>)-2-amino-7-hydroxy-4-phenyl-4<i>H</i>-chromene-3-carboxylate |
|---|---|
| Formula | C18 H17 N O4 |
| Calculated formula | C18 H17 N O4 |
| Title of publication | Crystal structure of ethyl (4<i>R</i>)-2-amino-7-hydroxy-4-phenyl-4<i>H</i>-chromene-3-carboxylate |
| Authors of publication | Mague, Joel T.; Mohamed, Shaaban K.; Akkurt, Mehmet; Younes, Sabry H. H.; Albayati, Mustafa R. |
| Journal of publication | Acta Crystallographica Section E |
| Year of publication | 2015 |
| Journal volume | 71 |
| Journal issue | 7 |
| Pages of publication | o519 - o520 |
| a | 31.5071 ± 0.0007 Å |
| b | 5.8582 ± 0.0001 Å |
| c | 21.2249 ± 0.0005 Å |
| α | 90° |
| β | 130.18 ± 0.001° |
| γ | 90° |
| Cell volume | 2993.12 ± 0.12 Å3 |
| Cell temperature | 150 ± 2 K |
| Ambient diffraction temperature | 150 ± 2 K |
| Number of distinct elements | 4 |
| Space group number | 15 |
| Hermann-Mauguin space group symbol | C 1 2/c 1 |
| Hall space group symbol | -C 2yc |
| Residual factor for all reflections | 0.0492 |
| Residual factor for significantly intense reflections | 0.0383 |
| Weighted residual factors for significantly intense reflections | 0.0935 |
| Weighted residual factors for all reflections included in the refinement | 0.101 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.045 |
| Diffraction radiation wavelength | 1.54178 Å |
| Diffraction radiation type | CuKα |
| Has coordinates | Yes |
| Has disorder | Yes |
| Has Fobs | Yes |
| Revision | Date | Message | Files |
|---|---|---|---|
| 301807 (current) | 2025-08-19 | Add cross-references to PubChem compounds in COD range 2/24 Each referenced PubChem compound corresponds to the full crystal structure. |
2240874.cif 2240874.hkl |
| 181908 | 2016-04-06 | hkl/2/24/ (antanas@echidna) Adding IUCr specific svn headers to multiple entries in subrange 2/24/08 |
2240874.cif 2240874.hkl |
| 139734 | 2015-06-28 | cif/ hkl/ Adding structures of 2240874 via cif-deposit CGI script. |
2240874.cif 2240874.hkl |
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Users of the data should acknowledge the original authors of the
structural data.