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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 18:55:24 UTC
Update Date2022-03-07 02:53:59 UTC
HMDB IDHMDB0034127
Secondary Accession Numbers
  • HMDB34127
Metabolite Identification
Common NamePrunetin
DescriptionPrunetin, also known as padmakastein, belongs to the class of organic compounds known as 7-o-methylisoflavones. These are isoflavones with methoxy groups attached to the C7 atom of the isoflavone backbone. Thus, prunetin is considered to be a flavonoid. Prunetin is a bitter tasting compound. Prunetin has been detected, but not quantified in, several different foods, such as green tea, prunus (cherry, plum), red tea, black tea, and herbs and spices. This could make prunetin a potential biomarker for the consumption of these foods. Prunetin is a primary metabolite. Primary metabolites are metabolically or physiologically essential metabolites. They are directly involved in an organism’s growth, development or reproduction. Based on a literature review a significant number of articles have been published on Prunetin.
Structure
Data?1563862515
Synonyms
ValueSource
4',5-Dihydroxy-7-methoxygenisteinChEBI
4',5-Dihydroxy-7-methoxyisoflavoneChEBI
5-Hydroxy-3-(4-hydroxyphenyl)-7-methoxy-4-benzopyroneChEBI
5-Hydroxy-3-(4-hydroxyphenyl)-7-methoxy-4H-1-benzopyran-4-oneChEBI
7-O-Methyl-genisteinChEBI
PadmakasteinChEBI
PrunusetinChEBI
5,4'-Dihydroxy-7-methoxyisoflavoneHMDB, MeSH
5-Hydroxy-3-(4-hydroxyphenyl)-7-methoxy-4H-1-benzopyran-4-one, 9ciHMDB
5-Hydroxy-3-(4-hydroxyphenyl)-7-methoxy-4H-chromen-4-oneHMDB
Isoflavone, 4',5-dihydroxy-7-methoxy- (7ci,8ci)HMDB
Chemical FormulaC16H12O5
Average Molecular Weight284.267
Monoisotopic Molecular Weight284.068473486
IUPAC Name5-hydroxy-3-(4-hydroxyphenyl)-7-methoxy-4H-chromen-4-one
Traditional Nameprunetin
CAS Registry Number552-59-0
SMILES
COC1=CC2=C(C(O)=C1)C(=O)C(=CO2)C1=CC=C(O)C=C1
InChI Identifier
InChI=1S/C16H12O5/c1-20-11-6-13(18)15-14(7-11)21-8-12(16(15)19)9-2-4-10(17)5-3-9/h2-8,17-18H,1H3
InChI KeyKQMVAGISDHMXJJ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 7-o-methylisoflavones. These are isoflavones with methoxy groups attached to the C7 atom of the isoflavone backbone.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassIsoflavonoids
Sub ClassO-methylated isoflavonoids
Direct Parent7-O-methylisoflavones
Alternative Parents
Substituents
  • 7-o-methylisoflavone
  • Hydroxyisoflavonoid
  • Isoflavone
  • Chromone
  • Benzopyran
  • 1-benzopyran
  • Anisole
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Phenol
  • Pyranone
  • Monocyclic benzene moiety
  • Benzenoid
  • Pyran
  • Heteroaromatic compound
  • Vinylogous acid
  • Organoheterocyclic compound
  • Ether
  • Oxacycle
  • Organooxygen compound
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
Ontology
Physiological effect
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point246 - 248 °CNot Available
Boiling Point546.50 °C. @ 760.00 mm Hg (est)The Good Scents Company Information System
Water Solubility71.1 mg/L @ 25 °C (est)The Good Scents Company Information System
LogP3.530 (est)The Good Scents Company Information System
Experimental Chromatographic Properties

Experimental Collision Cross Sections

Adduct TypeData SourceCCS Value (Å2)Reference
[M-H]-Baker175.1730932474
[M+H]+Baker166.25630932474
[M-H]-Not Available175.17http://allccs.zhulab.cn/database/detail?ID=AllCCS00001944
[M+H]+Not Available166.256http://allccs.zhulab.cn/database/detail?ID=AllCCS00001944
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.059 g/LALOGPS
logP3.36ALOGPS
logP3.22ChemAxon
logS-3.7ALOGPS
pKa (Strongest Acidic)7.32ChemAxon
pKa (Strongest Basic)-4.7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area75.99 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity76.17 m³·mol⁻¹ChemAxon
Polarizability28.71 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]+169.73630932474
DeepCCS[M-H]-167.37830932474
DeepCCS[M-2H]-201.17830932474
DeepCCS[M+Na]+176.40530932474
AllCCS[M+H]+165.132859911
AllCCS[M+H-H2O]+161.332859911
AllCCS[M+NH4]+168.632859911
AllCCS[M+Na]+169.632859911
AllCCS[M-H]-167.032859911
AllCCS[M+Na-2H]-166.332859911
AllCCS[M+HCOO]-165.732859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
PrunetinCOC1=CC2=C(C(O)=C1)C(=O)C(=CO2)C1=CC=C(O)C=C14168.6Standard polar33892256
PrunetinCOC1=CC2=C(C(O)=C1)C(=O)C(=CO2)C1=CC=C(O)C=C12793.8Standard non polar33892256
PrunetinCOC1=CC2=C(C(O)=C1)C(=O)C(=CO2)C1=CC=C(O)C=C12902.8Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Prunetin,1TMS,isomer #1COC1=CC(O[Si](C)(C)C)=C2C(=O)C(C3=CC=C(O)C=C3)=COC2=C13043.9Semi standard non polar33892256
Prunetin,1TMS,isomer #2COC1=CC(O)=C2C(=O)C(C3=CC=C(O[Si](C)(C)C)C=C3)=COC2=C13082.4Semi standard non polar33892256
Prunetin,2TMS,isomer #1COC1=CC(O[Si](C)(C)C)=C2C(=O)C(C3=CC=C(O[Si](C)(C)C)C=C3)=COC2=C13001.9Semi standard non polar33892256
Prunetin,1TBDMS,isomer #1COC1=CC(O[Si](C)(C)C(C)(C)C)=C2C(=O)C(C3=CC=C(O)C=C3)=COC2=C13287.3Semi standard non polar33892256
Prunetin,1TBDMS,isomer #2COC1=CC(O)=C2C(=O)C(C3=CC=C(O[Si](C)(C)C(C)(C)C)C=C3)=COC2=C13324.4Semi standard non polar33892256
Prunetin,2TBDMS,isomer #1COC1=CC(O[Si](C)(C)C(C)(C)C)=C2C(=O)C(C3=CC=C(O[Si](C)(C)C(C)(C)C)C=C3)=COC2=C13484.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental GC-MSGC-MS Spectrum - Prunetin GC-EI-TOF (Non-derivatized)splash10-03di-1932800000-7ba8925a2b1306b10b502017-09-12HMDB team, MONA, MassBankView Spectrum
Experimental GC-MSGC-MS Spectrum - Prunetin GC-EI-TOF (Non-derivatized)splash10-03di-1932800000-7ba8925a2b1306b10b502018-05-18HMDB team, MONA, MassBankView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Prunetin GC-MS (Non-derivatized) - 70eV, Positivesplash10-0a4i-0490000000-568458ba8831c097f5c52017-07-27Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Prunetin GC-MS (2 TMS) - 70eV, Positivesplash10-08ml-3439700000-90e7b4e47d986f3bfb5f2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Prunetin GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Prunetin GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF 10V, Negative-QTOFsplash10-0udi-0190000000-b6ecb3ccb54bdeacbe002017-08-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF 20V, Negative-QTOFsplash10-0udi-0190000000-b6ecb3ccb54bdeacbe002017-08-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF , Negative-QTOFsplash10-001i-0090000000-11b97ad586d2e24e71152017-08-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF 40V, Negative-QTOFsplash10-014r-0090000000-fb797f4684174e26b1d02017-08-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF 30V, Negative-QTOFsplash10-014i-0090000000-6db4d2441911d696b1212017-08-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF 10V, Negative-QTOFsplash10-001i-0090000000-306c2baf58cc6c40c4072017-09-12HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF 20V, Negative-QTOFsplash10-0159-0090000000-a85c6c3392aa2541b48c2017-09-12HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF , Negative-QTOFsplash10-001i-0090000000-11b97ad586d2e24e71152017-09-12HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF 40V, Negative-QTOFsplash10-014r-0090000000-fb797f4684174e26b1d02017-09-12HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin ESI-TOF 30V, Negative-QTOFsplash10-014i-0090000000-6db4d2441911d696b1212017-09-12HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin LC-ESI-TOF , negative-QTOFsplash10-001i-0090000000-306c2baf58cc6c40c4072017-09-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin LC-ESI-TOF , negative-QTOFsplash10-0159-0090000000-a85c6c3392aa2541b48c2017-09-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin LC-ESI-TOF , negative-QTOFsplash10-014r-0090000000-fb797f4684174e26b1d02017-09-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin LC-ESI-TOF , negative-QTOFsplash10-014i-0090000000-6db4d2441911d696b1212017-09-14HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin LC-ESI-QFT 19V, positive-QTOFsplash10-002r-0290000000-e0d4e56550195007ab892020-07-24HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin LC-ESI-IT 19V, positive-QTOFsplash10-0690-0690000000-292dcb6a0c7801e873532020-07-24HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin 10V, Positive-QTOFsplash10-001i-0090000000-306c2baf58cc6c40c4072021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin 20V, Positive-QTOFsplash10-0159-0090000000-a85c6c3392aa2541b48c2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Prunetin 30V, Positive-QTOFsplash10-014i-0090000000-6db4d2441911d696b1212021-09-20HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prunetin 10V, Positive-QTOFsplash10-000i-0090000000-280a25523108ad3de6f12015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prunetin 20V, Positive-QTOFsplash10-000i-0090000000-8512eb234e9b55c8fabc2015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prunetin 40V, Positive-QTOFsplash10-0gbi-2790000000-911d7dc4d9e528af001b2015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prunetin 10V, Negative-QTOFsplash10-001i-0090000000-3539a40fa0eaf63269692015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prunetin 20V, Negative-QTOFsplash10-001i-0090000000-bb3562f94d2cef4ead462015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prunetin 40V, Negative-QTOFsplash10-0gb9-3980000000-4d720fa6bb02944fb5792015-04-25Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane
Biospecimen Locations
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
UrineExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableConsuming polyphenols described by Phenol-Explorer entry 881 details
UrineExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableConsuming polyphenols described by Phenol-Explorer entry 881 details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound ID881
FooDB IDFDB012400
KNApSAcK IDC00002564
Chemspider ID4445116
KEGG Compound IDC10521
BioCyc IDCPD-3521
BiGG IDNot Available
Wikipedia LinkPrunetin
METLIN IDNot Available
PubChem Compound5281804
PDB IDNot Available
ChEBI ID8600
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1504561
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.. .