Rhamnetin is an O-methylated flavonol, a type of chemical compound. It can be isolated from cloves.

Rhamnetin
Rhamnetin structure
Names
IUPAC name
3,3′,4′,5-Tetrahydroxy-7-methoxyflavone
Systematic IUPAC name
2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-7-methoxy-4H-1-benzopyran-4-one
Other names
7-Methylquercetin
7-Methoxyquercetin
7-O-Methylquercetin
beta-Rhamnocitrin
Quercetin 7-methyl ether
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.001.795 Edit this at Wikidata
EC Number
  • 201-974-1
KEGG
UNII
  • InChI=1S/C16H12O7/c1-22-8-5-11(19)13-12(6-8)23-16(15(21)14(13)20)7-2-3-9(17)10(18)4-7/h2-6,17-19,21H,1H3 ☒N
    Key: JGUZGNYPMHHYRK-UHFFFAOYSA-N ☒N
  • InChI=1/C16H12O7/c1-22-8-5-11(19)13-12(6-8)23-16(15(21)14(13)20)7-2-3-9(17)10(18)4-7/h2-6,17-19,21H,1H3
    Key: JGUZGNYPMHHYRK-UHFFFAOYAY
  • COC1=CC(=C2C(=C1)OC(=C(C2=O)O)C3=CC(=C(C=C3)O)O)O
Properties
C16H12O7
Molar mass 316.26 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

The structure of the molecule was discovered by Austrian chemist Josef Herzig (1853–1924).

Glycosides

edit

Rhamnetin is the aglycone of xanthorhamnin.