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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 01:30:17 UTC
Update Date2021-09-26 22:58:27 UTC
HMDB IDHMDB0248258
Secondary Accession NumbersNone
Metabolite Identification
Common NameAlpinetin
DescriptionAlpinetin belongs to the class of organic compounds known as 5-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C5 atom of the flavonoid backbone. Thus, alpinetin is considered to be a flavonoid. Based on a literature review very few articles have been published on Alpinetin. This compound has been identified in human blood as reported by (PMID: 31557052 ). Alpinetin is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Alpinetin is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC16H14O4
Average Molecular Weight270.284
Monoisotopic Molecular Weight270.089208931
IUPAC Name7-hydroxy-5-methoxy-2-phenyl-3,4-dihydro-2H-1-benzopyran-4-one
Traditional Namealpinetin
CAS Registry NumberNot Available
SMILES
COC1=C2C(=O)CC(OC2=CC(O)=C1)C1=CC=CC=C1
InChI Identifier
InChI=1S/C16H14O4/c1-19-14-7-11(17)8-15-16(14)12(18)9-13(20-15)10-5-3-2-4-6-10/h2-8,13,17H,9H2,1H3
InChI KeyQQQCWVDPMPFUGF-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 5-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C5 atom of the flavonoid backbone.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassFlavonoids
Sub ClassO-methylated flavonoids
Direct Parent5-O-methylated flavonoids
Alternative Parents
Substituents
  • 5-methoxyflavonoid-skeleton
  • 7-hydroxyflavonoid
  • Flavanone
  • Hydroxyflavonoid
  • Flavan
  • Chromone
  • Chromane
  • Benzopyran
  • 1-benzopyran
  • Anisole
  • Aryl ketone
  • Aryl alkyl ketone
  • Alkyl aryl ether
  • 1-hydroxy-2-unsubstituted benzenoid
  • Monocyclic benzene moiety
  • Benzenoid
  • Ketone
  • Organoheterocyclic compound
  • Oxacycle
  • Ether
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
DispositionNot Available
ProcessNot Available
RoleNot 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
PropertyValueSource
logP3.38ALOGPS
logP2.63ChemAxon
logS-3.4ALOGPS
pKa (Strongest Acidic)7.86ChemAxon
pKa (Strongest Basic)-4.6ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area55.76 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity73.79 m³·mol⁻¹ChemAxon
Polarizability28.28 ųChemAxon
Number of Rings3ChemAxon
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]+163.14730932474
DeepCCS[M-H]-160.78930932474
DeepCCS[M-2H]-193.67530932474
DeepCCS[M+Na]+169.2430932474
AllCCS[M+H]+163.232859911
AllCCS[M+H-H2O]+159.332859911
AllCCS[M+NH4]+166.832859911
AllCCS[M+Na]+167.832859911
AllCCS[M-H]-165.232859911
AllCCS[M+Na-2H]-164.632859911
AllCCS[M+HCOO]-164.132859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
AlpinetinCOC1=C2C(=O)CC(OC2=CC(O)=C1)C1=CC=CC=C13580.9Standard polar33892256
AlpinetinCOC1=C2C(=O)CC(OC2=CC(O)=C1)C1=CC=CC=C12525.9Standard non polar33892256
AlpinetinCOC1=C2C(=O)CC(OC2=CC(O)=C1)C1=CC=CC=C12622.2Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 7-hydroxy-5-methoxy-2-phenyl-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (Non-derivatized) - 70eV, Positivesplash10-0kou-2590000000-968d5c2630c47f37f4eb2018-04-09Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7-hydroxy-5-methoxy-2-phenyl-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7-hydroxy-5-methoxy-2-phenyl-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7-hydroxy-5-methoxy-2-phenyl-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - Alpinetin 20V, Negative-QTOFsplash10-014i-2690000000-f5e70063a2f05ca7b52c2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Alpinetin 40V, Negative-QTOFsplash10-014l-9300000000-afbcdb568a343e46a90c2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Alpinetin 20V, Positive-QTOFsplash10-014i-0910000000-49dba9b03acffcbc3f282021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Alpinetin 10V, Positive-QTOFsplash10-00di-0390000000-dc00c836f62e23fcbdc32021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Alpinetin 40V, Positive-QTOFsplash10-0gb9-2900000000-aff1fcaed61587b9fede2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Alpinetin 10V, Negative-QTOFsplash10-014i-0090000000-8c2a9ae08ba4d0d92ee82021-09-20HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 10V, Positive-QTOFsplash10-00di-0290000000-5a19a9e0b3154745703d2018-04-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 20V, Positive-QTOFsplash10-0v4m-2940000000-0525113aa27bbf8fe2612018-04-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 40V, Positive-QTOFsplash10-0udi-4900000000-e431c51c29507b1689942018-04-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 10V, Negative-QTOFsplash10-014i-0090000000-b94a7e62b653cf0f0d5c2018-04-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 20V, Negative-QTOFsplash10-014i-0290000000-c57570de2a1907887f7b2018-04-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 40V, Negative-QTOFsplash10-0ufr-7910000000-f28c30f6f55a2044afed2018-04-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 10V, Positive-QTOFsplash10-00di-0090000000-be8e31059a494fbfce6d2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 20V, Positive-QTOFsplash10-01ba-0940000000-8a2f989d5b3341d1d2a42021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 40V, Positive-QTOFsplash10-014i-0900000000-c42e38a28b60ca27cc542021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 10V, Negative-QTOFsplash10-014i-0090000000-3027ecbd59fd767f7f5d2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 20V, Negative-QTOFsplash10-014i-0980000000-f870de8d9e012e24b1262021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Alpinetin 40V, Negative-QTOFsplash10-0udi-0900000000-d4c2f6149c068db047482021-10-12Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDC00008143
Chemspider ID3269072
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkAlpinetin
METLIN IDNot Available
PubChem CompoundNot Available
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. Barupal DK, Fiehn O: Generating the Blood Exposome Database Using a Comprehensive Text Mining and Database Fusion Approach. Environ Health Perspect. 2019 Sep;127(9):97008. doi: 10.1289/EHP4713. Epub 2019 Sep 26. [PubMed:31557052 ]