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Information card for entry 1557320
Preview
| Coordinates | 1557320.cif | 
|---|---|
| Original IUCr paper | HTML | 
| External links | PubChem | 
| Common name | 5-Nitro-2,3-bis(thien-2-yl)quinoxaline | 
|---|---|
| Chemical name | 5-Nitro-2,3-bis(thiophen-2-yl)quinoxaline | 
| Formula | C16 H9 N3 O2 S2 | 
| Calculated formula | C16 H9 N3 O2 S2 | 
| SMILES | s1c(c2nc3c(nc2c2sccc2)c(N(=O)=O)ccc3)ccc1 | 
| Title of publication | 5-Nitro-2,3-bis(thiophen-2-yl)quinoxaline | 
| Authors of publication | de Freitas, Jorge F.; Brown, Shayne; Oberndorfer, James S.; Crundwell, Guy | 
| Journal of publication | IUCrData | 
| Year of publication | 2020 | 
| Journal volume | 5 | 
| Journal issue | 2 | 
| Pages of publication | x200196 | 
| a | 9.6598 ± 0.0004 Å | 
| b | 7.4249 ± 0.0003 Å | 
| c | 11.2457 ± 0.0006 Å | 
| α | 90° | 
| β | 109.745 ± 0.005° | 
| γ | 90° | 
| Cell volume | 759.15 ± 0.06 Å3 | 
| Cell temperature | 293 ± 2 K | 
| Ambient diffraction temperature | 293 ± 2 K | 
| Number of distinct elements | 5 | 
| Space group number | 4 | 
| Hermann-Mauguin space group symbol | P 1 21 1 | 
| Hall space group symbol | P 2yb | 
| Residual factor for all reflections | 0.0777 | 
| Residual factor for significantly intense reflections | 0.0377 | 
| Weighted residual factors for significantly intense reflections | 0.0696 | 
| Weighted residual factors for all reflections included in the refinement | 0.0764 | 
| Goodness-of-fit parameter for all reflections included in the refinement | 0.807 | 
| Diffraction radiation wavelength | 0.71073 Å | 
| Diffraction radiation type | MoKα | 
| Has coordinates | Yes | 
| Has disorder | No | 
| Has Fobs | No | 
| Revision | Date | Message | Files | 
|---|---|---|---|
| 301780 (current) | 2025-08-19 | Add cross-references to PubChem compounds in COD range 1/55 Each referenced PubChem compound corresponds to the full crystal structure.  | 
	1557320.cif | 
| 248211 | 2020-02-15 | cif/ Adding structures of 1557320 via cif-deposit CGI script.  | 
	1557320.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.