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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2021-09-23 23:44:26 UTC
Update Date2021-09-23 23:44:26 UTC
HMDB IDHMDB0303159
Secondary Accession NumbersNone
Metabolite Identification
Common NameIrigenin
DescriptionIrigenin, also known as 5,7,3'-trihydroxy-6,4',5'-trimethoxyisoflavone, is a member of the class of compounds known as 3'-hydroxy,4'-methoxyisoflavonoids. 3'-hydroxy,4'-methoxyisoflavonoids are isoflavonoids carrying a methoxy group attached to the C4' atom, as well as a hydroxyl group at the C3'-position of the isoflavonoid backbone. Thus, irigenin is considered to be a flavonoid lipid molecule. Irigenin is practically insoluble (in water) and a very weakly acidic compound (based on its pKa). Irigenin can be synthesized from isoflavone. Irigenin can also be synthesized into iridin. Irigenin can be found in lima bean, which makes irigenin a potential biomarker for the consumption of this food product. Irigenin is an O-methylated isoflavone, a type of flavonoid. It can be isolated from the rhizomes of the leopard lily (Belamcanda chinensis), and Iris kemaonensis .
Structure
Thumb
Synonyms
ValueSource
5,7,3'-Trihydroxy-6,4',5'-trimethoxyisoflavoneChEBI
Chemical FormulaC18H16O8
Average Molecular Weight360.3148
Monoisotopic Molecular Weight360.084517488
IUPAC Name5,7-dihydroxy-3-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxy-4H-chromen-4-one
Traditional Nameirigenin
CAS Registry NumberNot Available
SMILES
COC1=CC(=CC(O)=C1OC)C1=COC2=CC(O)=C(OC)C(O)=C2C1=O
InChI Identifier
InChI=1S/C18H16O8/c1-23-13-5-8(4-10(19)17(13)24-2)9-7-26-12-6-11(20)18(25-3)16(22)14(12)15(9)21/h4-7,19-20,22H,1-3H3
InChI KeyTUGWPJJTQNLKCL-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 3'-hydroxy,4'-methoxyisoflavonoids. These are isoflavonoids carrying a methoxy group attached to the C4' atom, as well as a hydroxyl group at the C3'-position of the isoflavonoid backbone.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassIsoflavonoids
Sub ClassO-methylated isoflavonoids
Direct Parent3'-hydroxy,4'-methoxyisoflavonoids
Alternative Parents
Substituents
  • 3p-methoxyisoflavone
  • 4p-o-methylisoflavone
  • 3'-hydroxy,4'-methoxyisoflavonoid
  • Isoflavone
  • Hydroxyisoflavonoid
  • Chromone
  • Methoxyphenol
  • Benzopyran
  • O-dimethoxybenzene
  • Dimethoxybenzene
  • 1-benzopyran
  • Phenoxy compound
  • Anisole
  • Methoxybenzene
  • Phenol ether
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Phenol
  • Pyranone
  • Monocyclic benzene moiety
  • Pyran
  • Benzenoid
  • Heteroaromatic compound
  • Vinylogous acid
  • Oxacycle
  • Organoheterocyclic compound
  • Ether
  • Organic oxygen compound
  • Organic oxide
  • Organooxygen compound
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
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
logP2.74ALOGPS
logP2.6ChemAxon
logS-3.7ALOGPS
pKa (Strongest Acidic)7.12ChemAxon
pKa (Strongest Basic)-4.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count8ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area114.68 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity91.07 m³·mol⁻¹ChemAxon
Polarizability35.6 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
AllCCS[M+H]+182.40532859911
AllCCS[M+H-H2O]+179.22832859911
AllCCS[M+Na]+186.18932859911
AllCCS[M+NH4]+185.34532859911
AllCCS[M-H]-184.20332859911
AllCCS[M+Na-2H]-183.82432859911
AllCCS[M+HCOO]-183.55432859911
DeepCCS[M+H]+180.98930932474
DeepCCS[M-H]-178.63130932474
DeepCCS[M-2H]-212.75730932474
DeepCCS[M+Na]+188.42530932474

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Predicted by Siyang on May 30, 202211.6282 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.77 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid2173.0 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid215.3 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid132.0 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid154.6 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid162.8 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid565.7 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid637.5 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)132.5 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid947.8 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid396.8 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1417.1 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid302.8 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid436.6 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate425.3 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA261.7 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water119.3 seconds40023050

Predicted Kovats Retention Indices

Not Available
Spectra

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 10V, Positive-QTOFsplash10-03di-0009000000-0a49bcddb3944ca057a22016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 20V, Positive-QTOFsplash10-03di-0009000000-ff78583aaebb279628852016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 40V, Positive-QTOFsplash10-015i-1898000000-2affe7519ddc8a66fd4f2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 10V, Negative-QTOFsplash10-0a4i-0009000000-abd823ba04e3a8d6df082016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 20V, Negative-QTOFsplash10-0a4i-0019000000-ca05046fe34ab08b198d2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 40V, Negative-QTOFsplash10-08mu-1193000000-7a5462f2fa78c135f32a2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 10V, Positive-QTOFsplash10-03di-0009000000-ef0e36da9abfe27aa0762021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 20V, Positive-QTOFsplash10-03di-0009000000-c692e194ef2dad7032ac2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 40V, Positive-QTOFsplash10-002s-0293000000-bb918425d278215361de2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 10V, Negative-QTOFsplash10-0a4i-0009000000-5cdc320e364cde3bd29f2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 20V, Negative-QTOFsplash10-0a4i-0009000000-b175d41db8db6ae703f42021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Irigenin 40V, Negative-QTOFsplash10-00kr-0091000000-12c19bb89ff877dc4d2f2021-10-21Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
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 IDFDB008016
KNApSAcK IDC00009485
Chemspider ID4576563
KEGG Compound IDC17957
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkIrigenin
METLIN IDNot Available
PubChem Compound5464170
PDB IDNot Available
ChEBI ID81409
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1504431
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available