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Ethyl 2-hydroxy-5-oxo-4-phenyl-2,3,4,5-tetrahydropyrano[3,2-c]chromene-2-carboxylate
The main structural unit of the title compoud, C(21)H(18)O(6), is a fused three-ring group consisting of coumarin and tetrahydropyrane ring systems. Two C atoms of the tetrahydropyran ring are displaced by 0.295 (3) and −0.360 (2) Å from the mean plane of coumarin ring. The dihedral angle betwee...
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| Main Authors: | , , , |
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| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
International Union of Crystallography
2009
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| Fag: | |
| Online adgang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2977402/ https://ncbi.nlm.nih.gov/pubmed/21583645 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1107/S1600536809028311 |
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