Ermanin is an O-methylated flavonol. It was isolated from Tanacetum microphyllum.[1]

Ermanin
Chemical structure of ermanin
Names
IUPAC name
5,7-Dihydroxy-3,4′-dimethoxyflavone
Systematic IUPAC name
5,7-Dihydroxy-3-methoxy-2-(4-methoxyphenyl)-4H-1-benzopyran-4-one
Other names
3,4'-Dimethoxychrysin
Kaempferol-3,4'-dimethylether
Kaempferol 3,4'-di-O-methyl ether
5,7-Dihydroxy-3-methoxy-2-(4-methoxyphenyl)-4-benzopyrone
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.040.070 Edit this at Wikidata
UNII
  • InChI=1S/C17H14O6/c1-21-11-5-3-9(4-6-11)16-17(22-2)15(20)14-12(19)7-10(18)8-13(14)23-16/h3-8,18-19H,1-2H3 ☒N
    Key: RJCJVIFSIXKSAH-UHFFFAOYSA-N ☒N
  • InChI=1/C17H14O6/c1-21-11-5-3-9(4-6-11)16-17(22-2)15(20)14-12(19)7-10(18)8-13(14)23-16/h3-8,18-19H,1-2H3
    Key: RJCJVIFSIXKSAH-UHFFFAOYAU
  • COC1=CC=C(C=C1)C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)OC
Properties
C17H14O6
Molar mass 314.293 g·mol−1
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 ?)

References

edit
  1. ^ Martinez, Jacqueline; Silván, Ana Maria; Abad, Maria José; Bermejo, Paulina; Villar, Angel; Söllhuber, Monica (1997). "Isolation of Two Flavonoids from Tanacetum microphyllumas PMA-Induced Ear Edema Inhibitors". Journal of Natural Products. 60 (2): 142–144. doi:10.1021/np960163u. PMID 9051913.