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Chromone
Chemical compound From Wikipedia, the free encyclopedia
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Chromone (or 1,4-benzopyrone) is a derivative of benzopyran with a substituted keto group on the pyran ring. It is an isomer of coumarin.
Derivatives of chromone are collectively known as chromones. Most, though not all, chromones are also phenylpropanoids.
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Examples
- 6,7-dimethoxy-2,3-dihydrochromone has been isolated from Sarcolobus globosus.
- Altechromone A can be isolated from fungi such as Alternaria sp.[1]
- Eucryphin, a chromone rhamnoside, can be isolated from the bark of Eucryphia cordifolia.[2]
- Cromolyn (disodium cromoglicate) was found to inhibit antigen challenge as well as stress induced symptoms.[3] Cromoglicate is used as a mast cell stabilizer in allergic rhinitis, asthma and allergic conjunctivitis.
- Nedocromil sodium was found to have a somewhat longer half-life than cromolyn; however, production was discontinued in the US in 2008.
- Xanthone with a second aromatic ring.
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See also
- Coumarin – a structural isomer
- Furanochromones
References
External links
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