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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 00:54:06 UTC
Update Date2023-02-21 17:26:57 UTC
HMDB IDHMDB0039437
Secondary Accession Numbers
  • HMDB39437
Metabolite Identification
Common Name2,3-Dihydroxy-2,4-cyclopentadien-1-one
Description2,3-Dihydroxy-2,4-cyclopentadien-1-one belongs to the class of organic compounds known as vinylogous acids. These are organic compounds containing a hydroxyl group, which is indirectly attached to a carbonyl via an intervening vinyl (>C=C<) moiety. 2,3-Dihydroxy-2,4-cyclopentadien-1-one has been detected, but not quantified in, several different foods, such as green tea, pulses, black tea, herbal tea, and teas (Camellia sinensis). This could make 2,3-dihydroxy-2,4-cyclopentadien-1-one a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on 2,3-Dihydroxy-2,4-cyclopentadien-1-one.
Structure
Data?1677000417
SynonymsNot Available
Chemical FormulaC5H4O3
Average Molecular Weight112.0835
Monoisotopic Molecular Weight112.016043994
IUPAC Name2,3-dihydroxycyclopenta-2,4-dien-1-one
Traditional Name2,3-dihydroxycyclopenta-2,4-dien-1-one
CAS Registry Number124902-00-7
SMILES
OC1=C(O)C(=O)C=C1
InChI Identifier
InChI=1S/C5H4O3/c6-3-1-2-4(7)5(3)8/h1-2H,(H2,6,7,8)
InChI KeyRUOZZXHSVNXNKB-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as vinylogous acids. These are organic compounds containing a hydroxyl group, which is indirectly attached to a carbonyl via an intervening vinyl (>C=C<) moiety.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassVinylogous acids
Sub ClassNot Available
Direct ParentVinylogous acids
Alternative Parents
Substituents
  • Vinylogous acid
  • Cyclic ketone
  • Ketone
  • Enediol
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic homomonocyclic compound
Molecular FrameworkAliphatic homomonocyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point208 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility177 g/LALOGPS
logP-0.93ALOGPS
logP-0.15ChemAxon
logS0.2ALOGPS
pKa (Strongest Acidic)7.79ChemAxon
pKa (Strongest Basic)-3.8ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area57.53 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity29.69 m³·mol⁻¹ChemAxon
Polarizability9.72 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+121.62730932474
DeepCCS[M-H]-117.96530932474
DeepCCS[M-2H]-155.31930932474
DeepCCS[M+Na]+130.37330932474
AllCCS[M+H]+125.032859911
AllCCS[M+H-H2O]+120.132859911
AllCCS[M+NH4]+129.532859911
AllCCS[M+Na]+130.832859911
AllCCS[M-H]-117.332859911
AllCCS[M+Na-2H]-119.932859911
AllCCS[M+HCOO]-122.732859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
2,3-Dihydroxy-2,4-cyclopentadien-1-oneOC1=C(O)C(=O)C=C12109.4Standard polar33892256
2,3-Dihydroxy-2,4-cyclopentadien-1-oneOC1=C(O)C(=O)C=C11057.1Standard non polar33892256
2,3-Dihydroxy-2,4-cyclopentadien-1-oneOC1=C(O)C(=O)C=C1999.3Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
2,3-Dihydroxy-2,4-cyclopentadien-1-one,1TMS,isomer #1C[Si](C)(C)OC1=C(O)C(=O)C=C11321.4Semi standard non polar33892256
2,3-Dihydroxy-2,4-cyclopentadien-1-one,1TMS,isomer #2C[Si](C)(C)OC1=C(O)C=CC1=O1319.1Semi standard non polar33892256
2,3-Dihydroxy-2,4-cyclopentadien-1-one,2TMS,isomer #1C[Si](C)(C)OC1=C(O[Si](C)(C)C)C(=O)C=C11445.0Semi standard non polar33892256
2,3-Dihydroxy-2,4-cyclopentadien-1-one,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC1=C(O)C(=O)C=C11585.6Semi standard non polar33892256
2,3-Dihydroxy-2,4-cyclopentadien-1-one,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)OC1=C(O)C=CC1=O1560.4Semi standard non polar33892256
2,3-Dihydroxy-2,4-cyclopentadien-1-one,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC1=C(O[Si](C)(C)C(C)(C)C)C(=O)C=C11982.4Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one GC-MS (Non-derivatized) - 70eV, Positivesplash10-0pdi-9100000000-9ec77611ad3fd0b2009c2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one GC-MS (2 TMS) - 70eV, Positivesplash10-0096-7950000000-2bd70c12325813b96b392017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 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 - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 10V, Positive-QTOFsplash10-03di-1900000000-240a8f7e991b116ed2322016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 20V, Positive-QTOFsplash10-03di-4900000000-2fbadbd9647dd9e565b72016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 40V, Positive-QTOFsplash10-0002-9000000000-246c53c6f568c155d7d02016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 10V, Negative-QTOFsplash10-03di-0900000000-8f281824ebfbcc037ffd2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 20V, Negative-QTOFsplash10-03di-0900000000-9a797c9bc000268617d52016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 40V, Negative-QTOFsplash10-03di-9600000000-ef66588c06ba33f59a602016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 10V, Negative-QTOFsplash10-03di-0900000000-fb8d24398e2c2b4c8c772021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 20V, Negative-QTOFsplash10-0bt9-9400000000-2192a1d56d93e3b008512021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 40V, Negative-QTOFsplash10-0a4i-9000000000-4558b6175bb79ece35282021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 10V, Positive-QTOFsplash10-03dr-9600000000-a23cdae982887e4a49b12021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 20V, Positive-QTOFsplash10-014r-9100000000-56f2271544fd9e17cfa72021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 2,3-Dihydroxy-2,4-cyclopentadien-1-one 40V, Positive-QTOFsplash10-0ap3-9000000000-718bf1eb6b97feef77c52021-09-25Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum

IR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M-H]-)2023-02-04FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+)2023-02-04FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+)2023-02-04FELIX labView Spectrum
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 IDFDB019033
KNApSAcK IDC00056723
Chemspider ID15367214
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound14412554
PDB IDNot Available
ChEBI ID173369
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.. .