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Information card for entry 2018047
Preview
Coordinates | 2018047.cif |
---|---|
Structure factors | 2018047.hkl |
Original IUCr paper | HTML |
Common name | (pipH~2~)(cdoH)~2~ |
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Chemical name | piperazine-1,4-diium bis(6-carboxy-4-oxo-4<i>H</i>-pyran-2-carboxylate) |
Formula | C18 H18 N2 O12 |
Calculated formula | C18 H18 N2 O12 |
Title of publication | Statistically disordered short hydrogen bonds in (pipzH~2~)(cdoH)~2~ and a comparison with (pipzH~2~)(cdo)·H~2~O (pipz is piperazine and cdoH~2~ is chelidonic acid) |
Authors of publication | Ghadermazi, Mohammad; Olmstead, Marilyn M.; Attar Gharamaleki, Jafar; Rostami, Shahideh |
Journal of publication | Acta Crystallographica Section C |
Year of publication | 2011 |
Journal volume | 67 |
Journal issue | 4 |
Pages of publication | o134 - o138 |
a | 6.788 ± 0.0003 Å |
b | 8.065 ± 0.0004 Å |
c | 8.5675 ± 0.0004 Å |
α | 90.377 ± 0.002° |
β | 94.11 ± 0.002° |
γ | 104.538 ± 0.003° |
Cell volume | 452.7 ± 0.04 Å3 |
Cell temperature | 87 ± 2 K |
Ambient diffraction temperature | 87 ± 2 K |
Number of distinct elements | 4 |
Space group number | 2 |
Hermann-Mauguin space group symbol | P -1 |
Hall space group symbol | -P 1 |
Residual factor for all reflections | 0.0328 |
Residual factor for significantly intense reflections | 0.0313 |
Weighted residual factors for significantly intense reflections | 0.0909 |
Weighted residual factors for all reflections included in the refinement | 0.0923 |
Goodness-of-fit parameter for all reflections included in the refinement | 1.056 |
Diffraction radiation wavelength | 0.71073 Å |
Diffraction radiation type | MoKα |
Has coordinates | Yes |
Has disorder | No |
Has Fobs | Yes |
Revision | Date | Message | Files |
---|---|---|---|
180849 (current) | 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 2/01/80. |
2018047.cif 2018047.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. |
2018047.cif 2018047.hkl |
125873 | 2014-10-25 | cod/ (saulius@koala.ibt.lt) Adding DOIs to 1887 Acta Cryst. CIFs, their DOIs fetched using ACCE codes. |
2018047.cif 2018047.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. | 2018047.cif 2018047.hkl |
26848 | 2011-09-28 | cif/2/, hkl/2/, html/ Reorganising CIFs of the range 2* into the "prefix-directory" tree. |
2018047.cif 2018047.hkl |
19531 | 2011-05-17 | hkl/2/ Adding Fobs data for the latest IUCr deposition. |
2018047.cif 2018047.hkl |
19323 | 2011-05-06 | ../uploads/cif-deposit/cod/cif Adding structures of 2018046, 2018047 via cif-deposit CGI script. |
2018047.cif |
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Users of the data should acknowledge the original authors of the
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