Crystallography Open Database
- COD Home
- Accessing COD Data
- Add Your Data
- Documentation
Information card for entry 2000028
Preview
| Coordinates | 2000028.cif |
|---|---|
| Original paper (by DOI) | HTML |
| Formula | C8 H28 Li4 N8 |
|---|---|
| Calculated formula | C8 H28 Li4 N8 |
| Title of publication | Synthesis and Structure of the One-Dimensional Polymer Li(NHCH~2~CH~2~NH~2~) |
| Authors of publication | Kowach, Glen R.; Warren, Christopher J.; Haushalter, Robert C.; DiSalvo, Francis J. |
| Journal of publication | Inorganic Chemistry |
| Year of publication | 1998 |
| Journal volume | 37 |
| Journal issue | 1 |
| Pages of publication | 156 - 159 |
| a | 12.942 ± 0.003 Å |
| b | 9.2637 ± 0.0009 Å |
| c | 13.877 ± 0.003 Å |
| α | 90° |
| β | 103.25 ± 0.01° |
| γ | 90° |
| Cell volume | 1619.44 Å3 |
| Number of distinct elements | 4 |
| Space group number | 14 |
| Hermann-Mauguin space group symbol | P 1 21/n 1 |
| Hall space group symbol | -P 2yn |
| Residual factor for significantly intense reflections | 0.047 |
| Weighted residual factors for significantly intense reflections | 0.047 |
| Has coordinates | Yes |
| Has disorder | Yes |
| Has Fobs | No |
| Revision | Date | Message | Files |
|---|---|---|---|
| 199801 (current) | 2017-08-16 | cif/2/00/00/ (antanas@echidna.ibt.lt) Marking attached hydrogen atoms in entry 2000028. |
2000028.cif |
| 199800 | 2017-08-16 | cif/2/00/00/ (antanas@echidna.ibt.lt) Marking atoms 'C1', 'N2', 'H1', 'H2', 'H3', 'H4' and 'C2?', 'N1?' as belonging to disorder groups '1' and '2' with the occupancies of 0.75 and 0.25 respectively in entry 2000028. |
2000028.cif |
| 199799 | 2017-08-16 | cif/2/00/00/ (antanas@echidna.ibt.lt) Removing 6 symmetrically equivalent atoms in entry 2000028. |
2000028.cif |
| 199648 | 2017-08-08 | cif/2/00/00/ (antanas@echidna.ibt.lt) Updating bibliography in entries 2000002, 2000003, 2000004, 2000005, 2000006, 2000008, 2000009, 2000010, 2000011, 2000012, 2000013, 2000016, 2000018, 2000019, 2000020, 2000021, 2000022, 2000026, 2000028, 2000029, 2000030, 2000049, 2000050, 2000055, 2000056, 2000057. |
2000028.cif |
| 176759 | 2016-02-19 | cif/2/ (antanas@echidna.ibt.lt) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 2/00. |
2000028.cif |
| 120072 | 2014-07-11 | Adding DOIs to range 2 structures. | 2000028.cif |
| 26848 | 2011-09-28 | cif/2/, hkl/2/, html/ Reorganising CIFs of the range 2* into the "prefix-directory" tree. |
2000028.cif |
| 966 | 2010-01-30 | cif/ Adding _cod_database_code tags to all COD entries. Adding tag description to the cif_cod.dic dictionary so that COD entries can be validated. |
2000028.cif |
| 853 | 2009-11-16 | cif/ Reconstructing spacegroup designators from the symmetry operators were possible. The comands used can be found in the log file reformat-spacegroups-2009.11.14.log committed with the current revision. Only lines that contained spacegroup designators were changed, and all files pass vcif test after the conversion. |
2000028.cif |
| 19 | 2008-01-26 | Changing all end-of-line codes from DOS style to UNIX style in all COD CIF files, for more convenient processing: In the cod/cif/ directory: ff \*.cif | xargs perl -i -pe 's/\r\n/\n/' |
2000028.cif |
| 14 | 2008-01-14 | Appending a header with SVN keywords, COD URL and copying policy to all COD CIF files. |
2000028.cif |
| 13 | 2008-01-13 | Setting the svn:keywords property to "Author Date Revision URL Id" for all CIF files in the cod/cif directory. |
2000028.cif |
| 1 | 2007-11-30 | Adding all .cif files from the COD, downloaded in a Cod.zip file on 2007.02.07 (and the same Cod.zip is downloadable today, on 2007.11.29) |
2000028.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.