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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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Detalhes bibliográficos
Main Authors: Zhang, Wei, Zhang, Guangcun, Li, Bailin, Wang, Yifeng
Formato: Artigo
Idioma:Inglês
Publicado em: International Union of Crystallography 2009
Assuntos:
Acesso em linha: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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