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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 02:11:39 UTC
Update Date2022-03-07 02:56:40 UTC
HMDB IDHMDB0040631
Secondary Accession Numbers
  • HMDB40631
Metabolite Identification
Common NamePratenol B
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 has been detected, but not quantified in, several different foods, such as black tea, red tea, teas (Camellia sinensis), herbs and spices, and green tea. This could make pratenol b a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on Pratenol B.
Structure
Data?1563863570
Synonyms
ValueSource
(2E)-3-(7-Hydroxy-2H-chromen-3-yl)-4-oxohex-2-enedioateHMDB
Chemical FormulaC15H12O7
Average Molecular Weight304.2516
Monoisotopic Molecular Weight304.058302738
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 Number147710-51-8
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
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
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility7682 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.06 g/LALOGPS
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
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+168.87630932474
DeepCCS[M-H]-166.51830932474
DeepCCS[M-2H]-200.32330932474
DeepCCS[M+Na]+175.55130932474
AllCCS[M+H]+167.532859911
AllCCS[M+H-H2O]+164.132859911
AllCCS[M+NH4]+170.732859911
AllCCS[M+Na]+171.632859911
AllCCS[M-H]-167.832859911
AllCCS[M+Na-2H]-167.532859911
AllCCS[M+HCOO]-167.332859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Pratenol BOC(=O)CC(=O)C(=C\C(O)=O)\C1=CC2=C(OC1)C=C(O)C=C24724.2Standard polar33892256
Pratenol BOC(=O)CC(=O)C(=C\C(O)=O)\C1=CC2=C(OC1)C=C(O)C=C22471.8Standard non polar33892256
Pratenol BOC(=O)CC(=O)C(=C\C(O)=O)\C1=CC2=C(OC1)C=C(O)C=C23096.7Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Pratenol B,1TMS,isomer #1C[Si](C)(C)OC(=O)CC(=O)/C(=C/C(=O)O)C1=CC2=CC=C(O)C=C2OC12887.4Semi standard non polar33892256
Pratenol B,1TMS,isomer #2C[Si](C)(C)OC(=O)/C=C(/C(=O)CC(=O)O)C1=CC2=CC=C(O)C=C2OC12881.6Semi standard non polar33892256
Pratenol B,1TMS,isomer #3C[Si](C)(C)OC1=CC=C2C=C(/C(=C\C(=O)O)C(=O)CC(=O)O)COC2=C12914.1Semi standard non polar33892256
Pratenol B,1TMS,isomer #4C[Si](C)(C)OC(=CC(=O)O)/C(=C/C(=O)O)C1=CC2=CC=C(O)C=C2OC13088.1Semi standard non polar33892256
Pratenol B,2TMS,isomer #1C[Si](C)(C)OC(=O)/C=C(/C(=O)CC(=O)O[Si](C)(C)C)C1=CC2=CC=C(O)C=C2OC12837.8Semi standard non polar33892256
Pratenol B,2TMS,isomer #2C[Si](C)(C)OC(=O)CC(=O)/C(=C/C(=O)O)C1=CC2=CC=C(O[Si](C)(C)C)C=C2OC12921.8Semi standard non polar33892256
Pratenol B,2TMS,isomer #3C[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C)/C(=C/C(=O)O)C1=CC2=CC=C(O)C=C2OC13039.9Semi standard non polar33892256
Pratenol B,2TMS,isomer #4C[Si](C)(C)OC(=O)/C=C(/C(=O)CC(=O)O)C1=CC2=CC=C(O[Si](C)(C)C)C=C2OC12914.1Semi standard non polar33892256
Pratenol B,2TMS,isomer #5C[Si](C)(C)OC(=O)/C=C(\C1=CC2=CC=C(O)C=C2OC1)C(=CC(=O)O)O[Si](C)(C)C3042.1Semi standard non polar33892256
Pratenol B,2TMS,isomer #6C[Si](C)(C)OC(=CC(=O)O)/C(=C/C(=O)O)C1=CC2=CC=C(O[Si](C)(C)C)C=C2OC13054.0Semi standard non polar33892256
Pratenol B,3TMS,isomer #1C[Si](C)(C)OC(=O)/C=C(/C(=O)CC(=O)O[Si](C)(C)C)C1=CC2=CC=C(O[Si](C)(C)C)C=C2OC12931.8Semi standard non polar33892256
Pratenol B,3TMS,isomer #2C[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C)/C(=C/C(=O)O[Si](C)(C)C)C1=CC2=CC=C(O)C=C2OC12942.5Semi standard non polar33892256
Pratenol B,3TMS,isomer #3C[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C)/C(=C/C(=O)O)C1=CC2=CC=C(O[Si](C)(C)C)C=C2OC13017.3Semi standard non polar33892256
Pratenol B,3TMS,isomer #4C[Si](C)(C)OC(=O)/C=C(\C1=CC2=CC=C(O[Si](C)(C)C)C=C2OC1)C(=CC(=O)O)O[Si](C)(C)C3022.9Semi standard non polar33892256
Pratenol B,4TMS,isomer #1C[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C)/C(=C/C(=O)O[Si](C)(C)C)C1=CC2=CC=C(O[Si](C)(C)C)C=C2OC13007.7Semi standard non polar33892256
Pratenol B,4TMS,isomer #1C[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C)/C(=C/C(=O)O[Si](C)(C)C)C1=CC2=CC=C(O[Si](C)(C)C)C=C2OC12810.9Standard non polar33892256
Pratenol B,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)CC(=O)/C(=C/C(=O)O)C1=CC2=CC=C(O)C=C2OC13147.0Semi standard non polar33892256
Pratenol B,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)OC(=O)/C=C(/C(=O)CC(=O)O)C1=CC2=CC=C(O)C=C2OC13130.6Semi standard non polar33892256
Pratenol B,1TBDMS,isomer #3CC(C)(C)[Si](C)(C)OC1=CC=C2C=C(/C(=C\C(=O)O)C(=O)CC(=O)O)COC2=C13177.6Semi standard non polar33892256
Pratenol B,1TBDMS,isomer #4CC(C)(C)[Si](C)(C)OC(=CC(=O)O)/C(=C/C(=O)O)C1=CC2=CC=C(O)C=C2OC13305.4Semi standard non polar33892256
Pratenol B,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)/C=C(/C(=O)CC(=O)O[Si](C)(C)C(C)(C)C)C1=CC2=CC=C(O)C=C2OC13337.2Semi standard non polar33892256
Pratenol B,2TBDMS,isomer #2CC(C)(C)[Si](C)(C)OC(=O)CC(=O)/C(=C/C(=O)O)C1=CC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2OC13418.1Semi standard non polar33892256
Pratenol B,2TBDMS,isomer #3CC(C)(C)[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C(C)(C)C)/C(=C/C(=O)O)C1=CC2=CC=C(O)C=C2OC13466.7Semi standard non polar33892256
Pratenol B,2TBDMS,isomer #4CC(C)(C)[Si](C)(C)OC(=O)/C=C(/C(=O)CC(=O)O)C1=CC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2OC13392.7Semi standard non polar33892256
Pratenol B,2TBDMS,isomer #5CC(C)(C)[Si](C)(C)OC(=O)/C=C(\C1=CC2=CC=C(O)C=C2OC1)C(=CC(=O)O)O[Si](C)(C)C(C)(C)C3481.5Semi standard non polar33892256
Pratenol B,2TBDMS,isomer #6CC(C)(C)[Si](C)(C)OC(=CC(=O)O)/C(=C/C(=O)O)C1=CC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2OC13522.7Semi standard non polar33892256
Pratenol B,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)/C=C(/C(=O)CC(=O)O[Si](C)(C)C(C)(C)C)C1=CC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2OC13620.7Semi standard non polar33892256
Pratenol B,3TBDMS,isomer #2CC(C)(C)[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C(C)(C)C)/C(=C/C(=O)O[Si](C)(C)C(C)(C)C)C1=CC2=CC=C(O)C=C2OC13623.6Semi standard non polar33892256
Pratenol B,3TBDMS,isomer #3CC(C)(C)[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C(C)(C)C)/C(=C/C(=O)O)C1=CC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2OC13698.0Semi standard non polar33892256
Pratenol B,3TBDMS,isomer #4CC(C)(C)[Si](C)(C)OC(=O)/C=C(\C1=CC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2OC1)C(=CC(=O)O)O[Si](C)(C)C(C)(C)C3705.9Semi standard non polar33892256
Pratenol B,4TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C(C)(C)C)/C(=C/C(=O)O[Si](C)(C)C(C)(C)C)C1=CC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2OC13861.5Semi standard non polar33892256
Pratenol B,4TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)C=C(O[Si](C)(C)C(C)(C)C)/C(=C/C(=O)O[Si](C)(C)C(C)(C)C)C1=CC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2OC13593.8Standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Pratenol B GC-MS (Non-derivatized) - 70eV, Positivesplash10-014u-3190000000-6231eb096d0efc59b22c2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Pratenol B GC-MS (3 TMS) - 70eV, Positivesplash10-05gr-8104930000-b12af3156fa2be93cf9e2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Pratenol B GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Pratenol B GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 10V, Positive-QTOFsplash10-000i-0090000000-3dce4905d1f43a03320e2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 20V, Positive-QTOFsplash10-08mv-0590000000-aa63a137c7a9f30766c52017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 40V, Positive-QTOFsplash10-05fr-6930000000-0e63493ee25f460222ff2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 10V, Negative-QTOFsplash10-0pb9-0093000000-03395691b1fa2f98ebdb2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 20V, Negative-QTOFsplash10-0bt9-2390000000-f220de50da02f0c3becc2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 40V, Negative-QTOFsplash10-0btc-5970000000-a517b01c7f132105a2b22017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 10V, Positive-QTOFsplash10-0ap3-0090000000-4ea78b198deee89f78fe2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 20V, Positive-QTOFsplash10-0ukd-0490000000-8e94eb356375699ec5702021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 40V, Positive-QTOFsplash10-00dm-2970000000-336e82cd401138863f622021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 10V, Negative-QTOFsplash10-03xr-0391000000-016d6b011b73e1caa9512021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 20V, Negative-QTOFsplash10-00di-0951000000-4518c685c77e6aaf2ba72021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Pratenol B 40V, Negative-QTOFsplash10-00di-3920000000-925d949ac5b92059ba062021-09-23Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
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 IDFDB020422
KNApSAcK IDC00057076
Chemspider ID30777496
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound131752877
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1884901
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.. .