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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 03:14:07 UTC
Update Date2022-03-07 02:57:04 UTC
HMDB IDHMDB0041544
Secondary Accession Numbers
  • HMDB41544
Metabolite Identification
Common Name7-Hydroxy-3,4',8-trimethoxyflavone
Description7-Hydroxy-3,4',8-trimethoxyflavone belongs to the class of organic compounds known as 8-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C8 atom of the flavonoid backbone. 7-Hydroxy-3,4',8-trimethoxyflavone has been detected, but not quantified in, pulses. This could make 7-hydroxy-3,4',8-trimethoxyflavone a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on 7-Hydroxy-3,4',8-trimethoxyflavone.
Structure
Data?1563863675
SynonymsNot Available
Chemical FormulaC18H16O6
Average Molecular Weight328.316
Monoisotopic Molecular Weight328.094688244
IUPAC Name7-hydroxy-3,8-dimethoxy-2-(4-methoxyphenyl)-4H-chromen-4-one
Traditional Name7-hydroxy-3,8-dimethoxy-2-(4-methoxyphenyl)chromen-4-one
CAS Registry NumberNot Available
SMILES
COC1=CC=C(C=C1)C1=C(OC)C(=O)C2=C(O1)C(OC)=C(O)C=C2
InChI Identifier
InChI=1S/C18H16O6/c1-21-11-6-4-10(5-7-11)15-18(23-3)14(20)12-8-9-13(19)17(22-2)16(12)24-15/h4-9,19H,1-3H3
InChI KeyJMDFEVHVJUQIKK-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 8-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C8 atom of the flavonoid backbone.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassFlavonoids
Sub ClassO-methylated flavonoids
Direct Parent8-O-methylated flavonoids
Alternative Parents
Substituents
  • 3-methoxyflavonoid-skeleton
  • 4p-methoxyflavonoid-skeleton
  • 8-methoxyflavonoid-skeleton
  • Hydroxyflavonoid
  • Flavone
  • 7-hydroxyflavonoid
  • 3-methoxychromone
  • Chromone
  • Benzopyran
  • 1-benzopyran
  • Methoxybenzene
  • Anisole
  • Phenoxy compound
  • Phenol ether
  • Pyranone
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Monocyclic benzene moiety
  • Benzenoid
  • Pyran
  • Heteroaromatic compound
  • Organoheterocyclic compound
  • Oxacycle
  • Ether
  • Organic oxide
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • 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 Point187.5 - 188 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.021 g/LALOGPS
logP3.49ALOGPS
logP2.21ChemAxon
logS-4.2ALOGPS
pKa (Strongest Acidic)6.89ChemAxon
pKa (Strongest Basic)-4.4ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area74.22 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity88.6 m³·mol⁻¹ChemAxon
Polarizability33.5 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
DarkChem[M+H]+177.4931661259
DarkChem[M-H]-176.25331661259
DeepCCS[M+H]+181.22330932474
DeepCCS[M-H]-178.86530932474
DeepCCS[M-2H]-213.06630932474
DeepCCS[M+Na]+188.37930932474
AllCCS[M+H]+175.832859911
AllCCS[M+H-H2O]+172.332859911
AllCCS[M+NH4]+179.132859911
AllCCS[M+Na]+180.032859911
AllCCS[M-H]-178.332859911
AllCCS[M+Na-2H]-177.732859911
AllCCS[M+HCOO]-177.232859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
7-Hydroxy-3,4',8-trimethoxyflavoneCOC1=CC=C(C=C1)C1=C(OC)C(=O)C2=C(O1)C(OC)=C(O)C=C24364.8Standard polar33892256
7-Hydroxy-3,4',8-trimethoxyflavoneCOC1=CC=C(C=C1)C1=C(OC)C(=O)C2=C(O1)C(OC)=C(O)C=C22965.4Standard non polar33892256
7-Hydroxy-3,4',8-trimethoxyflavoneCOC1=CC=C(C=C1)C1=C(OC)C(=O)C2=C(O1)C(OC)=C(O)C=C22932.1Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
7-Hydroxy-3,4',8-trimethoxyflavone,1TMS,isomer #1COC1=CC=C(C2=C(OC)C(=O)C3=CC=C(O[Si](C)(C)C)C(OC)=C3O2)C=C13033.4Semi standard non polar33892256
7-Hydroxy-3,4',8-trimethoxyflavone,1TBDMS,isomer #1COC1=CC=C(C2=C(OC)C(=O)C3=CC=C(O[Si](C)(C)C(C)(C)C)C(OC)=C3O2)C=C13275.3Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone GC-MS (Non-derivatized) - 70eV, Positivesplash10-0w2j-0596000000-6b9f4600f5d795eef3ab2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone GC-MS (1 TMS) - 70eV, Positivesplash10-05g0-1139000000-737c77aa8a69376b9de82017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 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-3,4',8-trimethoxyflavone 10V, Positive-QTOFsplash10-004i-0009000000-e39d6c87ea08cb8e54c62017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 20V, Positive-QTOFsplash10-004i-0229000000-f04458d923484f5327422017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 40V, Positive-QTOFsplash10-0a4r-5930000000-b2ada50b3ec3b75a1feb2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 10V, Negative-QTOFsplash10-004i-0009000000-391a7021c6b8542e90402017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 20V, Negative-QTOFsplash10-004i-0119000000-9c0bed0ca788126671872017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 40V, Negative-QTOFsplash10-0bta-2950000000-d1f1aa902e101722cc652017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 10V, Negative-QTOFsplash10-004i-0009000000-2db7bb79bae11200ac572021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 20V, Negative-QTOFsplash10-004i-0319000000-fcbcedccc33ab758b0812021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 40V, Negative-QTOFsplash10-066r-1911000000-4d621842b03b9a79dadf2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 10V, Positive-QTOFsplash10-004i-0009000000-469c8ff76acf89a49db22021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 20V, Positive-QTOFsplash10-004i-0009000000-81279fc1f09d32a2842a2021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 7-Hydroxy-3,4',8-trimethoxyflavone 40V, Positive-QTOFsplash10-014i-1912000000-d1e2c2fbab1d25fcb5e52021-09-25Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane
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 IDFDB021524
KNApSAcK IDNot Available
Chemspider ID8767733
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound10592359
PDB IDNot Available
ChEBI ID174408
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.. .