Afzelechin

Afzelechin
	Chemical structure of Afzelechin (2R,3S)
	Chemical structure of Afzelechin (2R,3S) in ball-and-stick format
	Chemical structure of Epiafzelechin (2R,3R)
	Chemical structure of Epiafzelechin (2R,3R) in ball-and-stick format
Names
	IUPAC name Afzelechin: (2R,3S)-2-(4-hydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol ; Epiafzelechin: (2R,3R)-2-(4-hydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
	Other names 3,5,7,4′-Tetrahydroxyflavan; 3,4′,5,7-Flavantetrol
Identifiers
CAS Number	2545-00-8 (Afzelechin) ; 24808-04-6 (Epiafzelechin) ; 490-61-9 (Racemate) ;
3D model (JSmol)	Interactive image; Interactive image;
ChEBI	CHEBI:31028 ;
ChEMBL	ChEMBL159303 ;
ChemSpider	391781 ;
KEGG	C12128 ;
PubChem CID	443639;
UNII	W782YDV47U (Afzelechin) ;
CompTox Dashboard (EPA)	DTXSID60300139 ;
	InChI InChI=1S/C15H14O5/c16-9-3-1-8(2-4-9)15-13(19)7-11-12(18)5-10(17)6-14(11)20-15/h1-6,13,15-19H,7H2/t13-,15-/m1/s1 Key: RSYUFYQTACJFML-UKRRQHHQSA-N ; InChI=1/C15H14O5/c16-9-3-1-8(2-4-9)15-13(19)7-11-12(18)5-10(17)6-14(11)20-15/h1-6,13,15-19H,7H2/t13-,15-/m1/s1 Key: RSYUFYQTACJFML-UKRRQHHQBG;
	SMILES C1C(C(OC2=CC(=CC(=C21)O)O)C3=CC=C(C=C3)O)O; Oc1ccc(cc1)[C@H]3Oc2cc(O)cc(O)c2C[C@H]3O;
Properties
Chemical formula	C15H14O5
Molar mass	274.26 g/mol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Afzelechin is a flavan-3-ol, a type of flavonoid. It can be found in Bergenia ligulata (a.k.a. paashaanbhed in Ayurveda traditional Indian medicine). It exists as at least two major epimers (afzelechin and epiafzelechin).