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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2021-09-23 03:46:03 UTC
Update Date2021-09-23 03:46:03 UTC
HMDB IDHMDB0301932
Secondary Accession NumbersNone
Metabolite Identification
Common NameEpicatechin-(4beta->8)-epicatechin 3'-gallate
DescriptionEpicatechin-(4beta->8)-epicatechin 3'-gallate is a member of the class of compounds known as biflavonoids and polyflavonoids. Biflavonoids and polyflavonoids are organic compounds containing at least two flavan/flavone units. These units are usually linked through CC or C-O-C bonds. Some examples include C2-O-C3, C2-O-C4, C3'-C3''', and C6-C8''. Epicatechin-(4beta->8)-epicatechin 3'-gallate is practically insoluble (in water) and a very weakly acidic compound (based on its pKa). Epicatechin-(4beta->8)-epicatechin 3'-gallate can be synthesized from gallic acid. Epicatechin-(4beta->8)-epicatechin 3'-gallate can also be synthesized into procyanidin B2. Epicatechin-(4beta->8)-epicatechin 3'-gallate can be found in common buckwheat, common grape, and tea, which makes epicatechin-(4beta->8)-epicatechin 3'-gallate a potential biomarker for the consumption of these food products.
Structure
Thumb
Synonyms
ValueSource
(-)-Epicatechin-(4beta->8)-(-)-epicatechin-3'-O-gallateChEBI
(-)-Epicatechin-(4b->8)-(-)-epicatechin-3'-O-gallateGenerator
(-)-Epicatechin-(4b->8)-(-)-epicatechin-3'-O-gallic acidGenerator
(-)-Epicatechin-(4beta->8)-(-)-epicatechin-3'-O-gallic acidGenerator
(-)-Epicatechin-(4β->8)-(-)-epicatechin-3'-O-gallateGenerator
(-)-Epicatechin-(4β->8)-(-)-epicatechin-3'-O-gallic acidGenerator
Procyanidin b2 3'-O-gallic acidGenerator
Epicatechin-(4b->8)-epicatechin 3'-gallateGenerator
Epicatechin-(4b->8)-epicatechin 3'-gallic acidGenerator
Epicatechin-(4beta->8)-epicatechin 3'-gallic acidGenerator
Epicatechin-(4β->8)-epicatechin 3'-gallateGenerator
Epicatechin-(4β->8)-epicatechin 3'-gallic acidGenerator
Chemical FormulaC37H30O16
Average Molecular Weight730.6245
Monoisotopic Molecular Weight730.153384912
IUPAC Name(2R,3R)-2-(3,4-dihydroxyphenyl)-8-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-5,7-dihydroxy-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate
Traditional Name(2R,3R)-2-(3,4-dihydroxyphenyl)-8-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-5,7-dihydroxy-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate
CAS Registry NumberNot Available
SMILES
O[C@H]1[C@H](OC2=CC(O)=CC(O)=C2[C@@H]1C1=C(O)C=C(O)C2=C1O[C@@H]([C@@H](C2)OC(=O)C1=CC(O)=C(O)C(O)=C1)C1=CC=C(O)C(O)=C1)C1=CC(O)=C(O)C=C1
InChI Identifier
InChI=1S/C37H30O16/c38-16-9-23(44)29-27(10-16)51-35(14-2-4-19(40)22(43)6-14)33(49)31(29)30-24(45)12-20(41)17-11-28(52-37(50)15-7-25(46)32(48)26(47)8-15)34(53-36(17)30)13-1-3-18(39)21(42)5-13/h1-10,12,28,31,33-35,38-49H,11H2/t28-,31-,33-,34-,35-/m1/s1
InChI KeyVLFKNLZNDSEVBZ-BTWXELLASA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as biflavonoids and polyflavonoids. These are organic compounds containing at least two flavan/flavone units. These units are usually linked through CC or C-O-C bonds. Some examples include C2-O-C3, C2-O-C4, C3'-C3''', and C6-C8''.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassFlavonoids
Sub ClassBiflavonoids and polyflavonoids
Direct ParentBiflavonoids and polyflavonoids
Alternative Parents
Substituents
  • B-type proanthocyanidin
  • Bi- and polyflavonoid skeleton
  • Proanthocyanidin
  • Catechin gallate
  • Catechin
  • 3'-hydroxyflavonoid
  • 3-hydroxyflavonoid
  • 4'-hydroxyflavonoid
  • 5-hydroxyflavonoid
  • 7-hydroxyflavonoid
  • Flavan-3-ol
  • Hydroxyflavonoid
  • Flavan
  • Galloyl ester
  • Gallic acid or derivatives
  • P-hydroxybenzoic acid alkyl ester
  • M-hydroxybenzoic acid ester
  • P-hydroxybenzoic acid ester
  • 1-benzopyran
  • Benzopyran
  • Chromane
  • Benzoate ester
  • Pyrogallol derivative
  • Benzoic acid or derivatives
  • Benzenetriol
  • Benzoyl
  • Catechol
  • 1-hydroxy-2-unsubstituted benzenoid
  • 1-hydroxy-4-unsubstituted benzenoid
  • Phenol
  • Alkyl aryl ether
  • Benzenoid
  • Monocyclic benzene moiety
  • Carboxylic acid ester
  • Secondary alcohol
  • Ether
  • Oxacycle
  • Polyol
  • Organoheterocyclic compound
  • Monocarboxylic acid or derivatives
  • Carboxylic acid derivative
  • Organic oxide
  • Hydrocarbon derivative
  • Alcohol
  • Organooxygen compound
  • Organic oxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular LocationsNot Available
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB001640
KNApSAcK IDNot Available
Chemspider ID10252512
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound15593124
PDB IDNot Available
ChEBI ID75647
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available