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Record Information
Version2.0
Created at2022-09-05 08:57:35 UTC
Updated at2022-09-05 08:57:35 UTC
NP-MRD IDNP0210918
Secondary Accession NumbersNone
Natural Product Identification
Common Name(2e)-3-(7-hydroxy-2h-chromen-3-yl)-4-oxohex-2-enedioic acid
DescriptionPratenol B belongs to the class of organic compounds known as 1-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 1-position. Pratenol B is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, Pratenol B has been detected, but not quantified in, herbs and spices and tea. (2e)-3-(7-hydroxy-2h-chromen-3-yl)-4-oxohex-2-enedioic acid is found in Trifolium pratense. This could make pratenol b a potential biomarker for the consumption of these foods.
Structure
Thumb
Synonyms
ValueSource
(2E)-3-(7-Hydroxy-2H-chromen-3-yl)-4-oxohex-2-enedioateGenerator
Chemical FormulaC15H12O7
Average Mass304.2516 Da
Monoisotopic Mass304.05830 Da
IUPAC Name(2E)-3-(7-hydroxy-2H-chromen-3-yl)-4-oxohex-2-enedioic acid
Traditional Name(2E)-3-(7-hydroxy-2H-chromen-3-yl)-4-oxohex-2-enedioic acid
CAS Registry NumberNot Available
SMILES
OC(=O)CC(=O)C(=C\C(O)=O)\C1=CC2=C(OC1)C=C(O)C=C2
InChI Identifier
InChI=1S/C15H12O7/c16-10-2-1-8-3-9(7-22-13(8)4-10)11(5-14(18)19)12(17)6-15(20)21/h1-5,16H,6-7H2,(H,18,19)(H,20,21)/b11-5+
InChI KeyWKBLWDNPQQYILN-VZUCSPMQSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Trifolium pratenseLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 1-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 1-position.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class1-benzopyrans
Direct Parent1-benzopyrans
Alternative Parents
Substituents
  • 1-benzopyran
  • Medium-chain keto acid
  • Alkyl aryl ether
  • Beta-keto acid
  • Heterocyclic fatty acid
  • Hydroxy fatty acid
  • 1-hydroxy-2-unsubstituted benzenoid
  • B'-hydroxy-alpha,beta-unsaturated-ketone
  • Benzenoid
  • 1,3-dicarbonyl compound
  • Unsaturated fatty acid
  • Fatty acyl
  • Beta-hydroxy ketone
  • Keto acid
  • Alpha-branched alpha,beta-unsaturated-ketone
  • Dicarboxylic acid or derivatives
  • Alpha,beta-unsaturated ketone
  • Acryloyl-group
  • Enone
  • Ketone
  • Oxacycle
  • Ether
  • Carboxylic acid
  • Carboxylic acid derivative
  • Organic oxide
  • Carbonyl group
  • Organooxygen compound
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP1.45ALOGPS
logP1.34ChemAxon
logS-3.7ALOGPS
pKa (Strongest Acidic)2.91ChemAxon
pKa (Strongest Basic)-4.9ChemAxon
Physiological Charge-2ChemAxon
Hydrogen Acceptor Count7ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area121.13 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity75.51 m³·mol⁻¹ChemAxon
Polarizability28.1 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDHMDB0040631
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB020422
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound131752877
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]