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Information card for entry 4021370
Preview
| Coordinates | 4021370.cif |
|---|---|
| Original paper (by DOI) | HTML |
| External links | PubChem |
| Chemical name | (3R,3aS,6R,6aS)-3a-methyl-3,6-diphenyl-tetrahydrofuro[3,4-c]furan-1,4-dione |
|---|---|
| Formula | C19 H16 O4 |
| Calculated formula | C19 H16 O4 |
| SMILES | O1C(=O)[C@H]2[C@](C)(C(=O)O[C@H]2c2ccccc2)[C@H]1c1ccccc1.O1C(=O)[C@@H]2[C@@](C)(C(=O)O[C@@H]2c2ccccc2)[C@@H]1c1ccccc1 |
| Title of publication | General Strategy for Stereoselective Synthesis of 1-Substituted Exo,Endo-2,6-Diaryl-3,7-dioxabicyclo[3.3.0]octanes: Total Synthesis of (±)-Gmelinol |
| Authors of publication | Manat Pohmakotr; Attapol Pinsa; Tipwan Mophuang; Patoomratana Tuchinda; Samran Prabpai; Palangpon Kongsaeree; Vichai Reutrakul |
| Journal of publication | Journal of Organic Chemistry |
| Year of publication | 2006 |
| Journal volume | 71 |
| Pages of publication | 386 - 389 |
| a | 24.918 ± 0.0007 Å |
| b | 11.7246 ± 0.0004 Å |
| c | 10.9364 ± 0.0003 Å |
| α | 90° |
| β | 101.1 ± 0.002° |
| γ | 90° |
| Cell volume | 3135.3 ± 0.2 Å3 |
| Cell temperature | 298 K |
| Ambient diffraction temperature | 298 K |
| Number of distinct elements | 3 |
| Space group number | 14 |
| Hermann-Mauguin space group symbol | P 1 21/c 1 |
| Hall space group symbol | -P 2ybc |
| Residual factor for all reflections | 0.0567 |
| Residual factor for significantly intense reflections | 0.0439 |
| Weighted residual factors for significantly intense reflections | 0.1024 |
| Weighted residual factors for all reflections included in the refinement | 0.112 |
| Goodness-of-fit parameter for all reflections included in the refinement | 1.073 |
| Diffraction radiation probe | x-ray |
| Diffraction radiation wavelength | 0.71073 Å |
| Diffraction radiation type | MoKα |
| Has coordinates | Yes |
| Has disorder | No |
| Has Fobs | No |
| Revision | Date | Message | Files |
|---|---|---|---|
| 301812 (current) | 2025-08-19 | Add cross-references to PubChem compounds in COD range 4/02/ Each referenced PubChem compound corresponds to the full crystal structure. |
4021370.cif |
| 178391 | 2016-03-21 | cif/4/02/ (antanas@kurmis) Replacing _[local]_cod_* tags with their equivalents from the COD CIF dictionary in multiple entries in subrange 4/02/13. |
4021370.cif |
| 120074 | 2014-07-11 | Adding DOIs to range 4/02 structures. | 4021370.cif |
| 34330 | 2012-02-24 | cif/4/ Reorganising CIF range 4 into a prefix tree. |
4021370.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. |
4021370.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. |
4021370.cif |
| 111 | 2008-02-10 | Adding processed CIF files with datat from the J-Org-Chem-2006/. |
4021370.cif |
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Users of the data should acknowledge the original authors of the
structural data.