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Information card for entry 2018727
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| Coordinates | 2018727.cif | 
|---|---|
| Structure factors | 2018727.hkl | 
| Original IUCr paper | HTML | 
| External links | ChemSpider; PubChem | 
| Common name | L-leucyl-glycine dihydrate | 
|---|---|
| Chemical name | <i>L</i>-Leucylglycine 0.67-hydrate | 
| Formula | C24 H52 N6 O11 | 
| Calculated formula | C24 H52 N6 O11 | 
| SMILES | [NH3+][C@H](C(=O)NCC(=O)[O-])CC(C)C.O | 
| Title of publication | <small>L</small>-Leucylglycine 0.67-hydrate and [(4<i>S</i>)-2,2-dimethyl-4-(2-methylpropyl)-5-oxoimidazolidin-3-ium-1-yl]acetate | 
| Authors of publication | Kiyotani, Tamiko; Sugawara, Yoko | 
| Journal of publication | Acta Crystallographica Section C | 
| Year of publication | 2012 | 
| Journal volume | 68 | 
| Journal issue | 12 | 
| Pages of publication | o498 - o501 | 
| a | 8.735 ± 0.005 Å | 
| b | 15.54 ± 0.01 Å | 
| c | 24.238 ± 0.015 Å | 
| α | 90° | 
| β | 90° | 
| γ | 90° | 
| Cell volume | 3290 ± 3 Å3 | 
| Cell temperature | 299 ± 1 K | 
| Ambient diffraction temperature | 299 ± 1 K | 
| Number of distinct elements | 4 | 
| Space group number | 19 | 
| Hermann-Mauguin space group symbol | P 21 21 21 | 
| Hall space group symbol | P 2ac 2ab | 
| Residual factor for all reflections | 0.0742 | 
| Residual factor for significantly intense reflections | 0.0602 | 
| Weighted residual factors for significantly intense reflections | 0.149 | 
| Weighted residual factors for all reflections included in the refinement | 0.1605 | 
| Goodness-of-fit parameter for all reflections included in the refinement | 1.085 | 
| Diffraction radiation wavelength | 0.7107 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.  | 
	2018727.cif 2018727.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.  | 
	2018727.cif 2018727.hkl | 
| 180856 | 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 2/01/87.  | 
	2018727.cif 2018727.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.  | 
	2018727.cif 2018727.hkl | 
| 125873 | 2014-10-25 | cod/ (saulius@koala.ibt.lt) Adding DOIs to 1887 Acta Cryst. CIFs, their DOIs fetched using ACCE codes.  | 
	2018727.cif 2018727.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. | 2018727.cif 2018727.hkl | 
| 74188 | 2013-02-22 | hkl/ Adding the rest of the Fobs data for the structures publishe din the IUCr journals in 2012 and in January of 2013.  | 
	2018727.cif 2018727.hkl | 
| 71329 | 2013-01-18 | cif/ Adding structures of 2018727, 2018728 via cif-deposit CGI script.  | 
	2018727.cif | 
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          Users of the data should acknowledge the original authors of the
          structural data.