Azalein

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Azalein
Azalein structure
Names
IUPAC name
2-(3,4-dihydroxyphenyl)-7-hydroxy-5-methoxy-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxychromen-4-one
Other names
Azaleatin 3-O-α-L-rhamnoside
Identifiers
3D model (JSmol)
ChemSpider
Properties
C22H22O11
Molar mass 462.40 g/mol
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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Infobox references

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]

  1. ^ 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.