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3,3,6,6-Tetramethyl-9-(2-nitrophenyl)-3,4,6,7-tetrahydro-2H-xanthene-1,8(5H,9H)-dione
In the title compound, C(23)H(25)NO(5), the pyran ring adopts a flattened boat conformation, while the two cyclohexenone rings are in envelope conformations. The 3-nitrophenyl ring is almost perpendicular to the pyran ring, making a dihedral angle of 87.1 (3)°.
| Autores principales: | , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
International Union of Crystallography
2010
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3007304/ https://www.ncbi.nlm.nih.gov/pubmed/21588418 http://dx.doi.org/10.1107/S1600536810029211 |