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Information card for entry 2018309
Preview
| Coordinates | 2018309.cif |
|---|---|
| Structure factors | 2018309.hkl |
| Original IUCr paper | HTML |
| External links | ChemSpider; PubChem |
| Chemical name | 2,5-bis(thiophen-2-yl)-1,3,4-selenadiazole |
|---|---|
| Formula | C10 H6 N2 S2 Se |
| Calculated formula | C10 H6 N2 S2 Se |
| SMILES | [se]1c(nnc1c1sccc1)c1sccc1 |
| Title of publication | 2,5-Diaryl-1,3,4-selenadiazoles prepared from Woollins' reagent |
| Authors of publication | Cordes, David B.; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek |
| Journal of publication | Acta Crystallographica Section C |
| Year of publication | 2011 |
| Journal volume | 67 |
| Journal issue | 12 |
| Pages of publication | o509 - o514 |
| a | 10.641 ± 0.005 Å |
| b | 5.134 ± 0.002 Å |
| c | 19.096 ± 0.008 Å |
| α | 90° |
| β | 90° |
| γ | 90° |
| Cell volume | 1043.2 ± 0.8 Å3 |
| Cell temperature | 93 ± 2 K |
| Ambient diffraction temperature | 93 ± 2 K |
| Number of distinct elements | 5 |
| Space group number | 29 |
| Hermann-Mauguin space group symbol | P c a 21 |
| Hall space group symbol | P 2c -2ac |
| Residual factor for all reflections | 0.0687 |
| Residual factor for significantly intense reflections | 0.0538 |
| Weighted residual factors for significantly intense reflections | 0.1031 |
| Weighted residual factors for all reflections included in the refinement | 0.1156 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.123 |
| Diffraction radiation wavelength | 0.71073 Å |
| Diffraction radiation type | MoKα |
| Has coordinates | Yes |
| Has disorder | No |
| Has Fobs | Yes |
| Revision | Date | Message | Files |
|---|---|---|---|
| 301798 (current) | 2025-08-19 | Add cross-references to PubChem compounds in COD range 2/01 Each referenced PubChem compound corresponds to the full crystal structure. |
2018309.cif 2018309.hkl |
| 201957 | 2017-10-13 | cif/2/ Marking COD entries in range 2/01 that are known to be related to ChemSpider entries using the _cod_related_entry data loop. |
2018309.cif 2018309.hkl |
| 180852 | 2016-04-02 | cif/2/01/ (antanas@echidna) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 2/01/83. |
2018309.cif 2018309.hkl |
| 176760 | 2016-02-20 | cif/2/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 2/01. |
2018309.cif 2018309.hkl |
| 125873 | 2014-10-25 | cod/ (saulius@koala.ibt.lt) Adding DOIs to 1887 Acta Cryst. CIFs, their DOIs fetched using ACCE codes. |
2018309.cif 2018309.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. | 2018309.cif 2018309.hkl |
| 31968 | 2012-01-03 | hkl/ Adding automatically assigned IUCr Fobs data for the rest of the year 2001 structures. |
2018309.cif 2018309.hkl |
| 31430 | 2012-01-02 | ../uploads/cif-deposit/cod/cif Adding structures of 2018309, 2018310, 2018311, 2018312, 2018313 via cif-deposit CGI script. |
2018309.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.