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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 12:29:38 UTC
Update Date2021-09-26 23:07:05 UTC
HMDB IDHMDB0253690
Secondary Accession NumbersNone
Metabolite Identification
Common NameIsosakuranetin
Description5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one belongs to the class of organic compounds known as 4'-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C4' atom of the flavonoid backbone. 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one has been detected, but not quantified in, sweet oranges. This could make 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one a potential biomarker for the consumption of these foods. This compound has been identified in human blood as reported by (PMID: 31557052 ). Isosakuranetin is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Isosakuranetin 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 FormulaC16H14O5
Average Molecular Weight286.283
Monoisotopic Molecular Weight286.084123551
IUPAC Name5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one
Traditional Nameisosakuranetin
CAS Registry NumberNot Available
SMILES
COC1=CC=C(C=C1)C1CC(=O)C2=C(O)C=C(O)C=C2O1
InChI Identifier
InChI=1S/C16H14O5/c1-20-11-4-2-9(3-5-11)14-8-13(19)16-12(18)6-10(17)7-15(16)21-14/h2-7,14,17-18H,8H2,1H3
InChI KeyHMUJXQRRKBLVOO-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 4'-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C4' atom of the flavonoid backbone.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassFlavonoids
Sub ClassO-methylated flavonoids
Direct Parent4'-O-methylated flavonoids
Alternative Parents
Substituents
  • 4p-methoxyflavonoid-skeleton
  • 5-hydroxyflavonoid
  • 7-hydroxyflavonoid
  • Flavanone
  • Hydroxyflavonoid
  • Flavan
  • Chromone
  • Benzopyran
  • Chromane
  • 1-benzopyran
  • Phenoxy compound
  • Methoxybenzene
  • Anisole
  • Phenol ether
  • Aryl ketone
  • Aryl alkyl ketone
  • Alkyl aryl ether
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Monocyclic benzene moiety
  • Benzenoid
  • Vinylogous acid
  • Ketone
  • Oxacycle
  • Organoheterocyclic compound
  • Ether
  • Organic oxide
  • Organic oxygen compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
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
logP2.95ALOGPS
logP2.98ChemAxon
logS-3.5ALOGPS
pKa (Strongest Acidic)7.87ChemAxon
pKa (Strongest Basic)-4.6ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area75.99 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity75.77 m³·mol⁻¹ChemAxon
Polarizability29.42 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]+168.77430932474
DeepCCS[M-H]-166.41630932474
DeepCCS[M-2H]-199.30230932474
DeepCCS[M+Na]+174.86730932474
AllCCS[M+H]+167.232859911
AllCCS[M+H-H2O]+163.532859911
AllCCS[M+NH4]+170.732859911
AllCCS[M+Na]+171.732859911
AllCCS[M-H]-168.332859911
AllCCS[M+Na-2H]-167.832859911
AllCCS[M+HCOO]-167.332859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
IsosakuranetinCOC1=CC=C(C=C1)C1CC(=O)C2=C(O)C=C(O)C=C2O13918.9Standard polar33892256
IsosakuranetinCOC1=CC=C(C=C1)C1CC(=O)C2=C(O)C=C(O)C=C2O12823.2Standard non polar33892256
IsosakuranetinCOC1=CC=C(C=C1)C1CC(=O)C2=C(O)C=C(O)C=C2O12799.7Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (Non-derivatized) - 70eV, Positivesplash10-0abl-0490000000-4aa7394d5873ec15130e2017-07-27Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (2 TMS) - 70eV, Positivesplash10-0829-4958700000-4169fb8dfbd23cbf53a32017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-dihydroxy-2-(4-methoxyphenyl)-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 - 5,7-dihydroxy-2-(4-methoxyphenyl)-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 - 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (TMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 5,7-dihydroxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-one GC-MS (TBDMS_2_1) - 70eV, PositiveNot Available2021-11-04Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-000i-0590000000-91aead682b79cce39cb62021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-000i-0090000000-e9190c54f2562a1eb8f82021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-0aor-1900000000-4c869af1dc39dae043262021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-0aor-2900000000-7140a81f5842862183052021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-0aor-2900000000-9597465030fdb2ac66702021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-000i-0090000000-f767dc9443fa072c37452021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-000i-0490000000-80d7b061d7a943a295492021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-06ri-0910000000-6db82f25ee36cf25c5e02021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-000i-0490000000-2ee94020fb60c21ea3082021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-0btr-0910000000-2741bbb00026a2dc9a852021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-000i-0090000000-2020ab326fb386fa974f2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Isosakuranetin 6V, Positive-QTOFsplash10-06ri-0910000000-0c2920386c42597e90a62021-09-20HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 10V, Positive-QTOFsplash10-000i-0290000000-fe1c7c0d2e22bd7083b82016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 20V, Positive-QTOFsplash10-000i-0890000000-3e37218616b6bccbd80f2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 40V, Positive-QTOFsplash10-0udr-2910000000-b21ee8cf7212f9dd644c2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 10V, Negative-QTOFsplash10-000i-0090000000-febd3853bfa7cd36f8682016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 20V, Negative-QTOFsplash10-000i-0390000000-85ed2a469702ad1af3602016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 40V, Negative-QTOFsplash10-0le9-4940000000-3140d79369cf072de9dc2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 10V, Positive-QTOFsplash10-000i-0590000000-ce3fbd9ea37b829bce1f2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 20V, Positive-QTOFsplash10-0f9i-0960000000-4d174c4f4e9ea1510d232021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 40V, Positive-QTOFsplash10-0udi-0900000000-abe911f3d4cbd54a30292021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 10V, Negative-QTOFsplash10-000i-0090000000-72ed1dce05f1827799772021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 20V, Negative-QTOFsplash10-000i-0390000000-4a0dd0200380f840cec52021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isosakuranetin 40V, Negative-QTOFsplash10-03xr-3900000000-c2b8d6cdd284442e365d2021-09-24Wishart 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 IDFDB000610
KNApSAcK IDNot Available
Chemspider ID4293046
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkIsosakuranetin
METLIN IDNot Available
PubChem Compound5118250
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 ]