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7,7′-Dihydroxy-4,4′-dimethyl-3,4-dihydro-2H,2′H-4,6′-bichromene-2,2′-dione
The title compound, C(20)H(16)O(6), which contains one chiral centre, crystallizes as a racemate. The mean planes of the two coumarin units make a dihedral angle of 88.07 (2)°. The pyrone ring containing the chiral centre adopts a sofa conformation. In the crystal, four molecules are linked by O—H⋯...
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| Main Authors: | , , , , |
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| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
International Union of Crystallography
2010
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| Fag: | |
| Online adgang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3050332/ https://ncbi.nlm.nih.gov/pubmed/21522703 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1107/S160053681005244X |
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