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Information card for entry 2226231
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| Coordinates | 2226231.cif | 
|---|---|
| Structure factors | 2226231.hkl | 
| Original IUCr paper | HTML | 
| External links | ChemSpider; PubChem | 
| Chemical name | 1-Isopropenyl-1<i>H</i>-1,3-benzimidazol-2(3<i>H</i>)-one | 
|---|---|
| Formula | C10 H10 N2 O | 
| Calculated formula | C10 H10 N2 O | 
| SMILES | O=C1Nc2ccccc2N1C(=C)C | 
| Title of publication | 1-Isopropenyl-1<i>H</i>-1,3-benzimidazol-2(3<i>H</i>)-one | 
| Authors of publication | Saber, Asmaa; Zouihri, Hafid; Essassi, El Mokhtar; Ng, Seik Weng | 
| Journal of publication | Acta Crystallographica Section E | 
| Year of publication | 2010 | 
| Journal volume | 66 | 
| Journal issue | 6 | 
| Pages of publication | o1409 | 
| a | 15.8724 ± 0.0002 Å | 
| b | 6.0971 ± 0.0001 Å | 
| c | 17.9313 ± 0.0003 Å | 
| α | 90° | 
| β | 90.961 ± 0.002° | 
| γ | 90° | 
| Cell volume | 1735.07 ± 0.05 Å3 | 
| Cell temperature | 100 ± 2 K | 
| Ambient diffraction temperature | 100 ± 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 | 0.0435 | 
| Residual factor for significantly intense reflections | 0.0389 | 
| Weighted residual factors for significantly intense reflections | 0.1075 | 
| Weighted residual factors for all reflections included in the refinement | 0.1142 | 
| Goodness-of-fit parameter for all reflections included in the refinement | 0.977 | 
| Diffraction radiation wavelength | 0.71073 Å | 
| Diffraction radiation type | MoKα | 
| Has coordinates | Yes | 
| Has disorder | No | 
| Has Fobs | Yes | 
| Revision | Date | Message | Files | 
|---|---|---|---|
| 301805 (current) | 2025-08-19 | Add cross-references to PubChem compounds in COD range 2/22 Each referenced PubChem compound corresponds to the full crystal structure.  | 
	2226231.cif 2226231.hkl | 
| 201978 | 2017-10-13 | cif/2/ Marking COD entries in range 2/22 that are known to be related to ChemSpider entries using the _cod_related_entry data loop.  | 
	2226231.cif 2226231.hkl | 
| 181183 | 2016-04-03 | hkl/2/22/ (antanas@echidna) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 2/22/62.  | 
	2226231.cif 2226231.hkl | 
| 176789 | 2016-02-20 | cif/2/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 2/22.  | 
	2226231.cif 2226231.hkl | 
| 120072 | 2014-07-11 | Adding DOIs to range 2 structures. | 2226231.cif 2226231.hkl | 
| 88064 | 2013-08-29 | Adding _cod_database_fobs_code data item to all COD CIFs that have Fobs deposited and did not have this data item yet. | 2226231.cif 2226231.hkl | 
| 26848 | 2011-09-28 | cif/2/, hkl/2/, html/ Reorganising CIFs of the range 2* into the "prefix-directory" tree.  | 
	2226231.cif 2226231.hkl | 
| 5310 | 2011-01-02 | cif/ Running cif_fix_enum with the core CIF dictionary on COD ranges 2, 8 and 9. Range 9 remained unchanged, and in ranges 2 and 8 there were 17309 modified files, most changes were fixes enumerator case.  | 
	2226231.cif 2226231.hkl | 
| 1452 | 2010-10-08 | hkl/ Adding Fobs data for the recent IUCr structure deposition. NB. This revision is recomitted anew after it appeared that in the original COD repository revision file '1452' was corrupt.  | 
	2226231.cif 2226231.hkl | 
| 1284 | 2010-08-08 | cif/2/ Adding the processed IUCr 2010 June and July CIFs.  | 
	2226231.cif | 
          All data in the COD and the database itself are dedicated to the
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          Users of the data should acknowledge the original authors of the
          structural data.