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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 17:51:51 UTC
Update Date2022-03-07 02:53:28 UTC
HMDB IDHMDB0032793
Secondary Accession Numbers
  • HMDB32793
Metabolite Identification
Common Nameent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid)
Descriptionent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 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''. ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) has been detected, but not quantified in, fruits. This could make ent-epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) a potential biomarker for the consumption of these foods. Based on a literature review a significant number of articles have been published on ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid).
Structure
Thumb
Synonyms
ValueSource
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoate)Generator
6,9,17,19-Tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-21-yl 4-hydroxybenzoic acidGenerator
Chemical FormulaC37H28O12
Average Molecular Weight664.611
Monoisotopic Molecular Weight664.15807636
IUPAC Name6,9,17,19-tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15(20),16,18-hexaen-21-yl 4-hydroxybenzoate
Traditional Name6,9,17,19-tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15(20),16,18-hexaen-21-yl 4-hydroxybenzoate
CAS Registry NumberNot Available
SMILES
OC1CC2=C(OC1C1=CC=C(O)C=C1)C1=C(OC3(OC4=C(C1C3OC(=O)C1=CC=C(O)C=C1)C(O)=CC(O)=C4)C1=CC=C(O)C=C1)C=C2O
InChI Identifier
InChI=1S/C37H28O12/c38-20-7-1-17(2-8-20)33-27(44)15-24-25(42)16-29-31(34(24)46-33)32-30-26(43)13-23(41)14-28(30)48-37(49-29,19-5-11-22(40)12-6-19)35(32)47-36(45)18-3-9-21(39)10-4-18/h1-14,16,27,32-33,35,38-44H,15H2
InChI KeyDQRKXIHYAURKFL-UHFFFAOYSA-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
  • A-type proanthocyanidin
  • Bi- and polyflavonoid skeleton
  • Proanthocyanidin
  • Pyranoflavonoid
  • Flavan-3-ol
  • Hydroxyflavonoid
  • 7-hydroxyflavonoid
  • 5-hydroxyflavonoid
  • 4'-hydroxyflavonoid
  • 3-hydroxyflavonoid
  • Flavan
  • Pyranochromene
  • P-hydroxybenzoic acid alkyl ester
  • P-hydroxybenzoic acid ester
  • Chromane
  • Benzopyran
  • Benzoate ester
  • 1-benzopyran
  • Benzoic acid or derivatives
  • Benzoyl
  • Phenol
  • Alkyl aryl ether
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Ketal
  • Benzenoid
  • Monocyclic benzene moiety
  • Carboxylic acid ester
  • Secondary alcohol
  • Oxacycle
  • Acetal
  • Organoheterocyclic compound
  • Polyol
  • Monocarboxylic acid or derivatives
  • Ether
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organooxygen compound
  • Organic oxide
  • Alcohol
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Not AvailableNot 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 Locations
  • Membrane
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 IDFDB010765
KNApSAcK IDNot Available
Chemspider ID35013494
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound85245874
PDB IDNot Available
ChEBI ID172791
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 References
  1. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .

Enzymes

General function:
Involved in sulfotransferase activity
Specific function:
Sulfotransferase that utilizes 3'-phospho-5'-adenylyl sulfate (PAPS) as sulfonate donor to catalyze the sulfate conjugation of many hormones, neurotransmitters, drugs and xenobiotic compounds. Sulfonation increases the water solubility of most compounds, and therefore their renal excretion, but it can also result in bioactivation to form active metabolites. Sulfates hydroxysteroids like DHEA. Isoform 1 preferentially sulfonates cholesterol, and isoform 2 avidly sulfonates pregnenolone but not cholesterol.
Gene Name:
SULT2B1
Uniprot ID:
O00204
Molecular weight:
39598.595
Reactions
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → [9,17,19-trihydroxy-21-(4-hydroxybenzoyloxy)-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-6-yl]oxidanesulfonic aciddetails
General function:
Involved in transferase activity, transferring hexosyl groups
Specific function:
UDPGT is of major importance in the conjugation and subsequent elimination of potentially toxic xenobiotics and endogenous compounds. This isoform glucuronidates bilirubin IX-alpha to form both the IX-alpha-C8 and IX-alpha-C12 monoconjugates and diconjugate. Is also able to catalyze the glucuronidation of 17beta-estradiol, 17alpha-ethinylestradiol, 1-hydroxypyrene, 4-methylumbelliferone, 1-naphthol, paranitrophenol, scopoletin, and umbelliferone.
Gene Name:
UGT1A1
Uniprot ID:
P22309
Molecular weight:
59590.91
Reactions
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → 3,4,5-trihydroxy-6-{[6,17,19-trihydroxy-21-(4-hydroxybenzoyloxy)-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-9-yl]oxy}oxane-2-carboxylic aciddetails
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → 3,4,5-trihydroxy-6-{4-[6,9,17,19-tetrahydroxy-21-(4-hydroxybenzoyloxy)-5-(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-13-yl]phenoxy}oxane-2-carboxylic aciddetails
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → 3,4,5-trihydroxy-6-{[6,9,19-trihydroxy-21-(4-hydroxybenzoyloxy)-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-17-yl]oxy}oxane-2-carboxylic aciddetails
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → 3,4,5-trihydroxy-6-{[6,9,17-trihydroxy-21-(4-hydroxybenzoyloxy)-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-19-yl]oxy}oxane-2-carboxylic aciddetails
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → 3,4,5-trihydroxy-6-[4-({[6,9,17,19-tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-21-yl]oxy}carbonyl)phenoxy]oxane-2-carboxylic aciddetails
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → 3,4,5-trihydroxy-6-{4-[6,9,17,19-tetrahydroxy-21-(4-hydroxybenzoyloxy)-13-(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-5-yl]phenoxy}oxane-2-carboxylic aciddetails
General function:
Lipid transport and metabolism
Specific function:
Involved in the detoxification of xenobiotics and in the activation of ester and amide prodrugs. Hydrolyzes aromatic and aliphatic esters, but has no catalytic activity toward amides or a fatty acyl-CoA ester. Hydrolyzes the methyl ester group of cocaine to form benzoylecgonine. Catalyzes the transesterification of cocaine to form cocaethylene. Displays fatty acid ethyl ester synthase activity, catalyzing the ethyl esterification of oleic acid to ethyloleate.
Gene Name:
CES1
Uniprot ID:
P23141
Molecular weight:
62520.62
Reactions
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → (2S,2''S,3S,3''R,4S)-3,4',5,7-Tetrahydroxyflavan(2->7,4->8)-3,4',5,7-tetrahydroxyflavandetails
General function:
sulfotransferase activity
Specific function:
Sulfotransferase that utilizes 3'-phospho-5'-adenylyl sulfate (PAPS) as sulfonate donor to catalyze the sulfate conjugation of phenolic monoamines (neurotransmitters such as dopamine, norepinephrine and serotonin) and phenolic and catechol drugs.
Gene Name:
SULT1A3
Uniprot ID:
P0DMM9
Molecular weight:
34195.96
Reactions
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → {4-[6,9,17,19-tetrahydroxy-21-(4-hydroxybenzoyloxy)-5-(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-13-yl]phenyl}oxidanesulfonic aciddetails
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → [4-({[6,9,17,19-tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-21-yl]oxy}carbonyl)phenyl]oxidanesulfonic aciddetails
ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) → {4-[6,9,17,19-tetrahydroxy-21-(4-hydroxybenzoyloxy)-13-(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-5-yl]phenyl}oxidanesulfonic aciddetails