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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 03:34:43 UTC
Update Date2022-03-07 02:57:07 UTC
HMDB IDHMDB0041660
Secondary Accession Numbers
  • HMDB41660
Metabolite Identification
Common Name3'-O-Methylequol
Description3'-O-Methylequol belongs to the class of organic compounds known as 3'-o-methylated isoflavonoids. These are isoflavonoids with methoxy groups attached to the C3' atom of the isoflavonoid backbone. Isoflavonoids are natural products derived from 3-phenylchromen-4-one. Based on a literature review very few articles have been published on 3'-O-Methylequol.
Structure
Data?1563863688
SynonymsNot Available
Chemical FormulaC16H16O4
Average Molecular Weight272.2958
Monoisotopic Molecular Weight272.104859
IUPAC Name(3S)-3-(4-hydroxy-3-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-7-ol
Traditional Name(3S)-3-(4-hydroxy-3-methoxyphenyl)-3,4-dihydro-2H-1-benzopyran-7-ol
CAS Registry NumberNot Available
SMILES
COC1=CC(=CC=C1O)[C@H]1COC2=CC(O)=CC=C2C1
InChI Identifier
InChI=1S/C16H16O4/c1-19-16-7-10(3-5-14(16)18)12-6-11-2-4-13(17)8-15(11)20-9-12/h2-5,7-8,12,17-18H,6,9H2,1H3/t12-/m1/s1
InChI KeyBMADVHDZKAZTNF-GFCCVEGCSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 3'-o-methylated isoflavonoids. These are isoflavonoids with methoxy groups attached to the C3' atom of the isoflavonoid backbone. Isoflavonoids are natural products derived from 3-phenylchromen-4-one.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassIsoflavonoids
Sub ClassO-methylated isoflavonoids
Direct Parent3'-O-methylated isoflavonoids
Alternative Parents
Substituents
  • 3p-methoxyisoflavonoid-skeleton
  • Hydroxyisoflavonoid
  • Isoflavanol
  • Isoflavan
  • Chromane
  • Benzopyran
  • Methoxyphenol
  • 1-benzopyran
  • Phenoxy compound
  • Anisole
  • Methoxybenzene
  • Phenol ether
  • Alkyl aryl ether
  • 1-hydroxy-2-unsubstituted benzenoid
  • Phenol
  • Monocyclic benzene moiety
  • Benzenoid
  • Oxacycle
  • Ether
  • Organoheterocyclic compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
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
Water Solubility0.047 g/LALOGPS
logP2.97ALOGPS
logP3.03ChemAxon
logS-3.8ALOGPS
pKa (Strongest Acidic)9.63ChemAxon
pKa (Strongest Basic)-4.6ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area58.92 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity75.42 m³·mol⁻¹ChemAxon
Polarizability29.08 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]+165.02531661259
DarkChem[M-H]-167.33531661259
DeepCCS[M+H]+160.58430932474
DeepCCS[M-H]-158.22630932474
DeepCCS[M-2H]-191.40430932474
DeepCCS[M+Na]+166.67730932474
AllCCS[M+H]+163.632859911
AllCCS[M+H-H2O]+159.832859911
AllCCS[M+NH4]+167.232859911
AllCCS[M+Na]+168.232859911
AllCCS[M-H]-167.432859911
AllCCS[M+Na-2H]-166.932859911
AllCCS[M+HCOO]-166.532859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022.5.92 minutes32390414
Predicted by Siyang on May 30, 202212.0988 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.86 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid1795.6 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid291.3 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid164.8 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid173.3 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid229.6 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid610.2 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 Acid433.4 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)118.3 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1140.2 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid441.2 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1241.6 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid363.4 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid369.4 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate345.5 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA242.6 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water48.7 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
3'-O-MethylequolCOC1=CC(=CC=C1O)[C@H]1COC2=CC(O)=CC=C2C13569.6Standard polar33892256
3'-O-MethylequolCOC1=CC(=CC=C1O)[C@H]1COC2=CC(O)=CC=C2C12566.6Standard non polar33892256
3'-O-MethylequolCOC1=CC(=CC=C1O)[C@H]1COC2=CC(O)=CC=C2C12723.3Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
3'-O-Methylequol,1TMS,isomer #1COC1=CC([C@H]2COC3=CC(O)=CC=C3C2)=CC=C1O[Si](C)(C)C2644.8Semi standard non polar33892256
3'-O-Methylequol,1TMS,isomer #2COC1=CC([C@H]2COC3=CC(O[Si](C)(C)C)=CC=C3C2)=CC=C1O2631.2Semi standard non polar33892256
3'-O-Methylequol,2TMS,isomer #1COC1=CC([C@H]2COC3=CC(O[Si](C)(C)C)=CC=C3C2)=CC=C1O[Si](C)(C)C2617.1Semi standard non polar33892256
3'-O-Methylequol,1TBDMS,isomer #1COC1=CC([C@H]2COC3=CC(O)=CC=C3C2)=CC=C1O[Si](C)(C)C(C)(C)C2931.2Semi standard non polar33892256
3'-O-Methylequol,1TBDMS,isomer #2COC1=CC([C@H]2COC3=CC(O[Si](C)(C)C(C)(C)C)=CC=C3C2)=CC=C1O2904.6Semi standard non polar33892256
3'-O-Methylequol,2TBDMS,isomer #1COC1=CC([C@H]2COC3=CC(O[Si](C)(C)C(C)(C)C)=CC=C3C2)=CC=C1O[Si](C)(C)C(C)(C)C3097.7Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 3'-O-Methylequol GC-MS (Non-derivatized) - 70eV, Positivesplash10-00dr-0970000000-315d76031d585b3ebbd72017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 3'-O-Methylequol GC-MS (2 TMS) - 70eV, Positivesplash10-0ukc-6847900000-21ea77ded24a3a2736712017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 3'-O-Methylequol 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 - 3'-O-Methylequol 10V, Positive-QTOFsplash10-00di-0960000000-d51b7c6d2e123e35e3722017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 20V, Positive-QTOFsplash10-00di-0930000000-9f3237b51e09dd3c8b792017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 40V, Positive-QTOFsplash10-0aba-4900000000-e326d1e3a4ee1c927add2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 10V, Negative-QTOFsplash10-00di-0290000000-a1122cc5c82bdf5195662017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 20V, Negative-QTOFsplash10-00di-0490000000-f53bf4327eda66d2601f2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 40V, Negative-QTOFsplash10-05fr-1930000000-f424827a35ab832f3cc72017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 10V, Negative-QTOFsplash10-00di-0090000000-fa0ebf6f8073225621162021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 20V, Negative-QTOFsplash10-00dr-0190000000-ee07e165ee2d8c56b6142021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 40V, Negative-QTOFsplash10-00kb-1940000000-d2d6c88b4ab705c211172021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 10V, Positive-QTOFsplash10-00di-0390000000-786ff42f716a29cfcede2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 20V, Positive-QTOFsplash10-00dm-0590000000-fdf62b2d81ad55714da42021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3'-O-Methylequol 40V, Positive-QTOFsplash10-0ki7-1950000000-892fc8984719cdb31aa32021-09-23Wishart 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 901 details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound ID901
FooDB IDFDB029818
KNApSAcK IDNot Available
Chemspider ID30777592
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound131753179
PDB IDNot Available
ChEBI ID174585
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. Neveu V, Perez-Jimenez J, Vos F, Crespy V, du Chaffaut L, Mennen L, Knox C, Eisner R, Cruz J, Wishart D, Scalbert A: Phenol-Explorer: an online comprehensive database on polyphenol contents in foods. Database (Oxford). 2010;2010:bap024. doi: 10.1093/database/bap024. Epub 2010 Jan 8. [PubMed:20428313 ]