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Information card for entry 4509495
Preview
| Coordinates | 4509495.cif |
|---|---|
| Original paper (by DOI) | HTML |
| External links | PubChem |
| Common name | 4-dimethylaminopyridinium maleate |
|---|---|
| Chemical name | 4-dimethylaminopyridinium maleate |
| Formula | C11 H14 N2 O4 |
| Calculated formula | C11 H14 N2 O4 |
| SMILES | C(=O)(/C=C\C(=O)O)[O-].N(C)(C)c1cc[nH+]cc1 |
| Title of publication | Salt or Cocrystal? A New Series of Crystal Structures Formed from Simple Pyridines and Carboxylic Acids |
| Authors of publication | Mohamed, Sharmarke; Tocher, Derek A.; Vickers, Martin; Karamertzanis, Panagiotis G.; Price, Sarah L. |
| Journal of publication | Crystal Growth & Design |
| Year of publication | 2009 |
| Journal volume | 9 |
| Journal issue | 6 |
| Pages of publication | 2881 |
| a | 13.127 ± 0.003 Å |
| b | 7.599 ± 0.002 Å |
| c | 12.576 ± 0.003 Å |
| α | 90° |
| β | 114.237 ± 0.004° |
| γ | 90° |
| Cell volume | 1143.9 ± 0.5 Å3 |
| Cell temperature | 150 ± 2 K |
| Ambient diffraction temperature | 150 ± 2 K |
| Number of distinct elements | 4 |
| Space group number | 14 |
| Hermann-Mauguin space group symbol | P 1 21/c 1 |
| Hall space group symbol | -P 2ybc |
| Residual factor for all reflections | 0.0995 |
| Residual factor for significantly intense reflections | 0.0608 |
| Weighted residual factors for significantly intense reflections | 0.1244 |
| Weighted residual factors for all reflections included in the refinement | 0.1396 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.043 |
| Diffraction radiation wavelength | 0.71073 Å |
| Diffraction radiation type | MoKα |
| Has coordinates | Yes |
| Has disorder | No |
| Has Fobs | No |
| Revision | Date | Message | Files |
|---|---|---|---|
| 301842 (current) | 2025-08-21 | Add cross-references to PubChem compounds in COD range 4/50/ Each referenced PubChem compound corresponds to the full crystal structure. |
4509495.cif |
| 179630 | 2016-03-24 | cif/4/50/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 4/50/94. |
4509495.cif |
| 97324 | 2014-01-29 | cif/ Adding structures of 4509494, 4509495, 4509496, 4509497, 4509498, 4509499 via cif-deposit CGI script. |
4509495.cif |
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Users of the data should acknowledge the original authors of the
structural data.