Azalein
Appearance
(Redirected from Azaleatin 3-O-α-L-rhamnoside)
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Names | |
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IUPAC name
3′,4′,5-Trihydroxy-7-methoxy-3-(α-L-rhamnopyranosyloxy)flavone
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Systematic IUPAC name
2-(3,4-Dihydroxyphenyl)-5-hydroxy-7-methoxy-3-{[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}-4H-1-benzopyran-4-one | |
Other names
Azaleatin 3-O-α-L-rhamnoside
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Identifiers | |
3D model (JSmol)
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ChemSpider | |
PubChem CID
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CompTox Dashboard (EPA)
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Properties | |
C22H22O11 | |
Molar mass | 462.407 g·mol−1 |
Density | 1.683 g/mL |
Melting point | 181 to 185 °C (358 to 365 °F; 454 to 458 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Azalein is a chemical compound. It is a flavonol, a type of flavonoid. It is the 3-O-α-L-rhamnoside of azaleatin. It can be found in the flowers of Plumbago and Rhododendron species.[1]
References
[edit]- ^ Harborne, JB (January 1962). "Plant polyphenols. 5. Occurrence of azalein and related pigments in flowers of Plumbago and Rhododendron species". Arch. Biochem. Biophys. 96: 171–8. doi:10.1016/0003-9861(62)90467-8. PMID 13904580.