12-Acetyl-6-hydroxy-3,3,9,9-tetramethylfuro[3,4-b]pyrano[3,2-h]-xanthene-7,11(3H,9H)-dione
The title compound, Artonol B, C24H20O7, isolated from the stem bark of Artocarpus kemando, consists of four six-membered rings and one five-membered ring. The tricyclic xanthone ring system is almost planar [maximum deviation 0.115 (5) Å], whereas the pyranoid ring is in a distorted boat conformat...
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| Main Authors: | , , , , |
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| Format: | Article |
| Language: | English English |
| Published: |
International Union of Crystallography
2010
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| Online Access: | http://psasir.upm.edu.my/id/eprint/12630/1/12-Acetyl-6-hydroxy-3%2C3%2C9%2C9-tetramethylfuro%5B3%2C4-b%5Dpyrano%5B3%2C2-h%5D-xanthene-7%2C11%283H%2C9H%29-dione.pdf http://psasir.upm.edu.my/id/eprint/12630/ http://dx.doi.org/10.1107/S1600536810048592 |
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