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Information card for entry 7206294
Preview
| Coordinates | 7206294.cif | 
|---|---|
| Original paper (by DOI) | HTML | 
| External links | PubChem | 
| Formula | C3 H4 O2 | 
|---|---|
| Calculated formula | C3 H4 O2 | 
| SMILES | C(=O)(C=C)O | 
| Title of publication | Polymorphism and polymerisation of acrylic and methacrylic acid at high pressure | 
| Authors of publication | Oswald, Iain D. H.; Urquhart, Andrew J. | 
| Journal of publication | CrystEngComm | 
| Year of publication | 2011 | 
| Journal volume | 13 | 
| Journal issue | 14 | 
| Pages of publication | 4503 | 
| a | 9.959 ± 0.003 Å | 
| b | 11.667 ± 0.003 Å | 
| c | 6.3044 ± 0.0011 Å | 
| α | 90° | 
| β | 90° | 
| γ | 90° | 
| Cell volume | 732.5 ± 0.3 Å3 | 
| Cell temperature | 293 K | 
| Ambient diffraction temperature | 293 K | 
| Ambient diffracton pressure | 400000 kPa | 
| Number of distinct elements | 3 | 
| Space group number | 72 | 
| Hermann-Mauguin space group symbol | I b a m | 
| Hall space group symbol | -I 2 2c | 
| Residual factor for all reflections | 0.0761 | 
| Residual factor for significantly intense reflections | 0.0427 | 
| Weighted residual factors for all reflections | 0.1187 | 
| Weighted residual factors for significantly intense reflections | 0.0931 | 
| Weighted residual factors for all reflections included in the refinement | 0.1187 | 
| Goodness-of-fit parameter for all reflections included in the refinement | 1.0324 | 
| Diffraction radiation wavelength | 0.71073 Å | 
| Diffraction radiation type | MoKα | 
| Has coordinates | Yes | 
| Has disorder | No | 
| Has Fobs | No | 
| Revision | Date | Message | Files | 
|---|---|---|---|
| 301863 (current) | 2025-08-22 | Add cross-references to PubChem compounds in COD range 7/20/ Each referenced PubChem compound corresponds to the full crystal structure.  | 
	7206294.cif | 
| 180393 | 2016-03-26 | cif/7/20/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 7/20/62.  | 
	7206294.cif | 
| 120112 | 2014-07-12 | Adding DOIs to range 7 structures. | 7206294.cif | 
| 35909 | 2012-02-26 | cif/7/: reorganising range 7 into a prefix-directory tree. | 7206294.cif | 
| 23592 | 2011-08-09 | ../uploads/cif-deposit/cod/cif Adding structures of 7206294, 7206295, 7206296, 7206297, 7206298 via cif-deposit CGI script.  | 
	7206294.cif | 
          All data in the COD and the database itself are dedicated to the
          public domain and licensed under the
          
    CC0
    License
.
          Users of the data should acknowledge the original authors of the
          structural data.