Engeletin

Engeletin
Chemical structure of engeletin
Names
IUPAC name
(2R,3R)-4′,5,7-Trihydroxy-3-(α-L-rhamnopyranosyloxy)flavan-4-one
Preferred IUPAC name
(2R,3R)-5,7-Dihydroxy-2-(4-hydroxyphenyl)-3-{[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}-4H-1-benzopyran-4-one
Other names
dihydrokaempferol 3-rhamnoside
Engelitin
Identifiers
CAS Number
  • 572-31-6 checkY=
3D model (JSmol)
  • Interactive image
PubChem CID
  • 6453452
CompTox Dashboard (EPA)
  • DTXSID70972649 Edit this at Wikidata
  • CC1C(C(C(C(O1)OC2C(OC3=CC(=CC(=C3C2=O)O)O)C4=CC=C(C=C4)O)O)O)O
Properties
Chemical formula
 C21H22O10
Molar mass 434.397 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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Infobox references
Chemical compound

Engeletin is a flavanonol rhamnoside, a phenolic compound found in wine[1] and isolated from the bark of Hymenaea martiana.[2]

See also

References

  1. ^ Trousdale, E. K.; Singleton, V. L. (1983). "Astilbin and Engeletin in Grapes and Wine". Phytochemistry. 22 (2): 619–20. doi:10.1016/0031-9422(83)83072-6.
  2. ^ Carneiro, E.; Calixto, J. B.; Monache‌, F. D.; Yunes, R. A. (1993). "Isolation, Chemical Identification and Pharmacological Evaluation of Eucryphin, Astilbin and Engelitin Obtained from the Bark of Hymenaea martiana". Pharmaceutical Biology. 31 (1): 38–46. doi:10.3109/13880209309082916.
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Flavanonols and their glycosides
3-Hydroxyflavanones:
O-methylated flavanonolsdihydroflavonol 3-O-glycosides
  • Lecontin
  • (+)-fustin glucoside
Glycosides
Acetylated glycosides


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