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Engeletin

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Engeletin
Chemical structure of 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-{oxy}-4H-1-benzopyran-4-one
Other names dihydrokaempferol 3-rhamnoside
Engelitin
Identifiers
CAS Number
3D model (JSmol)
PubChem CID
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C21H22O10/c1-8-15(25)17(27)18(28)21(29-8)31-20-16(26)14-12(24)6-11(23)7-13(14)30-19(20)9-2-4-10(22)5-3-9/h2-8,15,17-25,27-28H,1H3/t8-,15-,17+,18+,19+,20-,21-/m0/s1Key: VQUPQWGKORWZII-WDPYGAQVSA-N
SMILES
  • 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
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). checkY verify (what is  ?) Infobox references
Chemical compound

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

See also

References

  1. Trousdale, E. K.; Singleton, V. L. (1983). "Astilbin and Engeletin in Grapes and Wine". Phytochemistry. 22 (2): 619–20. Bibcode:1983PChem..22..619T. 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.
Flavanonols and their glycosides
3-Hydroxyflavanones:
O-methylated flavanonols
dihydroflavonol 3-O-glycosides
Glycosides
Acetylated glycosides


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