Eupalitin

Eupalitin
Chemical structure of eupalitin
Names
IUPAC name
3,4′,5-Trihydroxy-6,7-dimethoxyflavone
Systematic IUPAC name
3,5-Dihydroxy-2-(4-hydroxyphenyl)-6,7-dimethoxy-4H-1-benzopyran-4-one
Other names
Betuletol
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
UNII
  • InChI=1S/C17H14O7/c1-22-11-7-10-12(14(20)17(11)23-2)13(19)15(21)16(24-10)8-3-5-9(18)6-4-8/h3-7,18,20-21H,1-2H3 ☒N
    Key: KWMAWXWUGIEVDG-UHFFFAOYSA-N ☒N
  • InChI=1/C17H14O7/c1-22-11-7-10-12(14(20)17(11)23-2)13(19)15(21)16(24-10)8-3-5-9(18)6-4-8/h3-7,18,20-21H,1-2H3
    Key: KWMAWXWUGIEVDG-UHFFFAOYAI
  • O=C1c3c(O)c(OC)c(OC)cc3O/C(=C1/O)c2ccc(O)cc2
Properties
C17H14O7
Molar mass 330.292 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Eupalitin is an O-methylated flavonol. It can be found in Ipomopsis aggregata.[1]

Glycosides

Eupalitin 3-O-β-D-galactopyranoside can be isolated from Tephrosia spinosa.[2]

Eupalin is the eupalitin 30-rhamnoside.

References

  1. ^ Identification of eupalitin, eupatolitin and patuletin glycosides in Ipomopsis aggregata. D.M. Smith, C.W. Glennie and J.B. Harborne, Phytochemistry, Volume 10, Issue 12, December 1971, pp. 3115-3120, doi:10.1016/S0031-9422(00)97361-8
  2. ^ Eupalitin 3-O-β-D-galactopyranoside from Tephrosia spinosa. Vanangamudi A., Gandhidasan R. and Raman P. V., Fitoterapia, 1997, vol. 68, no6, p. 560, INIST 2113413
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