Synonyms
(-)-Epicatechin gallate
Epicatechin gallate
(-)-epicatechingallate
(-)-Epicatechin-3-O-gallate
Description
(-)-epicatechin-3-O-gallate is a gallate ester obtained by formal condensation of the carboxy group of gallic acid with the (3R)-hydroxy group of epicatechin. A natural product found in Parapiptadenia rigida. It has a role as a metabolite, an EC 3.2.1.1 (alpha-amylase) inhibitor and an EC 3.2.1.20 (alpha-glucosidase) inhibitor. It is a catechin, a gallate ester and a polyphenol. It is functionally related to a (-)-epicatechin and a gallic acid.
Molecular Formula
C22H18O10
SMILES
C1C(C(OC2=CC(=CC(=C21)O)O)C3=CC(=C(C=C3)O)O)OC(=O)C4=CC(=C(C(=C4)O)O)O
Appearance
Off-white to Light Yellow Solid Powder
Melting Point
257 - 258 ℃