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Information card for entry 2101279
Preview
| Coordinates | 2101279.cif |
|---|---|
| Original IUCr paper | HTML |
| External links | PubChem |
| Formula | C6 H10 N2 O2 |
|---|---|
| Calculated formula | C6 H10 N2 O2 |
| SMILES | NC(=O)CN1CCCC1=O |
| Title of publication | Structure of a metastable phase of piracetami from X-ray powder diffraction using the atom–atom potential method |
| Authors of publication | Louër, D.; Louër, M.; Dzyabchenko, V. A.; Agafonov, V.; Ceolin, R. |
| Journal of publication | Acta Crystallographica Section B |
| Year of publication | 1995 |
| Journal volume | 51 |
| Journal issue | 2 |
| Pages of publication | 182 - 187 |
| a | 6.747 ± 0.002 Å |
| b | 13.418 ± 0.003 Å |
| c | 8.09 ± 0.002 Å |
| α | 90° |
| β | 99.01 ± 0.03° |
| γ | 90° |
| Cell volume | 723.36 Å3 |
| Number of distinct elements | 4 |
| Space group number | 14 |
| Hermann-Mauguin space group symbol | P 1 21/n 1 |
| Hall space group symbol | -P 2yn |
| Diffraction radiation wavelength | 1.5406 Å |
| Diffraction radiation type | Cu |
| Has coordinates | Yes |
| Has disorder | No |
| Has Fobs | No |
| Revision | Date | Message | Files |
|---|---|---|---|
| 301802 (current) | 2025-08-19 | Add cross-references to PubChem compounds in COD range 2/10 Each referenced PubChem compound corresponds to the full crystal structure. |
2101279.cif |
| 278324 | 2022-10-03 | cod/ Added an explicit space group symmetry operation list based on the provided space group symbols and updated space group information using the 'cif_filter' program. |
2101279.cif |
| 176768 | 2016-02-20 | cif/2/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 2/10. |
2101279.cif |
| 91933 | 2013-12-28 | cif/ (saulius@koala.ibt.lt) Adding DOIs that could be assigned unambiguously to the range 2x CIFs. |
2101279.cif |
| 26848 | 2011-09-28 | cif/2/, hkl/2/, html/ Reorganising CIFs of the range 2* into the "prefix-directory" tree. |
2101279.cif |
| 966 | 2010-01-30 | cif/ Adding _cod_database_code tags to all COD entries. Adding tag description to the cif_cod.dic dictionary so that COD entries can be validated. |
2101279.cif |
| 340 | 2008-04-05 | Fixing CIF files headers in the CIF files from the Acta-Cryst-B/ retrospecive deposition. |
2101279.cif |
| 326 | 2008-04-03 | Adding all Acta Cryst. B, C, and E missing retrospective CIF files up to 2008 February, generated from the files that were automatically downloaded from the IUCr site. |
2101279.cif |
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Users of the data should acknowledge the original authors of the
structural data.