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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 01:56:54 UTC
Update Date2022-03-07 02:56:35 UTC
HMDB IDHMDB0040408
Secondary Accession Numbers
  • HMDB40408
Metabolite Identification
Common Name7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid
Description7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid belongs to the class of organic compounds known as chromones. Chromones are compounds containing a benzopyran-4-one moiety. 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid has been detected, but not quantified in, green vegetables. This could make 7-hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid a potential biomarker for the consumption of these foods. Based on a literature review a significant number of articles have been published on 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid.
Structure
Data?1563863547
Synonyms
ValueSource
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetateGenerator
5-(Carboxymethyl)-7-hydroxy-2-methylchromoneHMDB
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid, 9ciHMDB
2-(7-Hydroxy-2-methyl-4-oxo-4H-chromen-5-yl)acetateGenerator
Chemical FormulaC12H10O5
Average Molecular Weight234.2048
Monoisotopic Molecular Weight234.05282343
IUPAC Name2-(7-hydroxy-2-methyl-4-oxo-4H-chromen-5-yl)acetic acid
Traditional Name(7-hydroxy-2-methyl-4-oxochromen-5-yl)acetic acid
CAS Registry Number94356-34-0
SMILES
CC1=CC(=O)C2=C(O1)C=C(O)C=C2CC(O)=O
InChI Identifier
InChI=1S/C12H10O5/c1-6-2-9(14)12-7(4-11(15)16)3-8(13)5-10(12)17-6/h2-3,5,13H,4H2,1H3,(H,15,16)
InChI KeyAWGUDSPRBOCEJK-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as chromones. Chromones are compounds containing a benzopyran-4-one moiety.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class1-benzopyrans
Direct ParentChromones
Alternative Parents
Substituents
  • Chromone
  • 1-hydroxy-2-unsubstituted benzenoid
  • Pyranone
  • Pyran
  • Benzenoid
  • Heteroaromatic compound
  • Oxacycle
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Carboxylic acid derivative
  • Carbonyl group
  • Organic oxide
  • 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
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point263.5 - 265 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.67 g/LALOGPS
logP1.46ALOGPS
logP1.21ChemAxon
logS-2.5ALOGPS
pKa (Strongest Acidic)3.4ChemAxon
pKa (Strongest Basic)-5.3ChemAxon
Physiological Charge-2ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area83.83 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity60.4 m³·mol⁻¹ChemAxon
Polarizability22.41 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
DarkChem[M+H]+153.90631661259
DarkChem[M-H]-152.50631661259
DeepCCS[M+H]+151.93830932474
DeepCCS[M-H]-149.54230932474
DeepCCS[M-2H]-182.52930932474
DeepCCS[M+Na]+157.89230932474
AllCCS[M+H]+150.032859911
AllCCS[M+H-H2O]+145.932859911
AllCCS[M+NH4]+153.732859911
AllCCS[M+Na]+154.832859911
AllCCS[M-H]-150.732859911
AllCCS[M+Na-2H]-150.532859911
AllCCS[M+HCOO]-150.332859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acidCC1=CC(=O)C2=C(O1)C=C(O)C=C2CC(O)=O3258.9Standard polar33892256
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acidCC1=CC(=O)C2=C(O1)C=C(O)C=C2CC(O)=O2075.3Standard non polar33892256
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acidCC1=CC(=O)C2=C(O1)C=C(O)C=C2CC(O)=O2438.9Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid,1TMS,isomer #1CC1=CC(=O)C2=C(CC(=O)O)C=C(O[Si](C)(C)C)C=C2O12341.2Semi standard non polar33892256
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid,1TMS,isomer #2CC1=CC(=O)C2=C(CC(=O)O[Si](C)(C)C)C=C(O)C=C2O12288.1Semi standard non polar33892256
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid,2TMS,isomer #1CC1=CC(=O)C2=C(CC(=O)O[Si](C)(C)C)C=C(O[Si](C)(C)C)C=C2O12370.4Semi standard non polar33892256
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid,1TBDMS,isomer #1CC1=CC(=O)C2=C(CC(=O)O)C=C(O[Si](C)(C)C(C)(C)C)C=C2O12601.4Semi standard non polar33892256
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid,1TBDMS,isomer #2CC1=CC(=O)C2=C(CC(=O)O[Si](C)(C)C(C)(C)C)C=C(O)C=C2O12562.6Semi standard non polar33892256
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid,2TBDMS,isomer #1CC1=CC(=O)C2=C(CC(=O)O[Si](C)(C)C(C)(C)C)C=C(O[Si](C)(C)C(C)(C)C)C=C2O12867.8Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid GC-MS (Non-derivatized) - 70eV, Positivesplash10-000i-0930000000-19d52153f33b764b148a2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid GC-MS (2 TMS) - 70eV, Positivesplash10-01w0-9164000000-f78b6fd4f092a43ee42e2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 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 - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 10V, Positive-QTOFsplash10-014r-0490000000-9d04f7cd44aa91eab2982017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 20V, Positive-QTOFsplash10-000i-0930000000-3bb670ddaa6c1dc97f392017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 40V, Positive-QTOFsplash10-002b-1900000000-5f1239553c9ba7d1a4e42017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 10V, Negative-QTOFsplash10-001r-0490000000-abfd5ce23c6a9a7cd74c2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 20V, Negative-QTOFsplash10-00li-0590000000-5a8c87cf3d79942a61e82017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 40V, Negative-QTOFsplash10-00ks-2920000000-9717f2e2b4544d3eafad2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 10V, Positive-QTOFsplash10-000i-0790000000-9e9a3b99c47f399282e42021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 20V, Positive-QTOFsplash10-000i-0910000000-3d918b9044fbf6faea912021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 40V, Positive-QTOFsplash10-006t-0900000000-20821b4c9ae9bd7f2ae52021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 10V, Negative-QTOFsplash10-000i-0940000000-20b3a445e77e849edcf22021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 20V, Negative-QTOFsplash10-000i-0910000000-db91b33c0f7f43628d052021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 40V, Negative-QTOFsplash10-00kk-2900000000-0708006f12e86bc9f6782021-09-23Wishart 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 IDFDB020140
KNApSAcK IDC00054697
Chemspider ID20478900
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound14429402
PDB IDNot Available
ChEBI IDNot Available
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.. .