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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 21:26:04 UTC
Update Date2022-03-07 02:54:51 UTC
HMDB IDHMDB0036305
Secondary Accession Numbers
  • HMDB36305
Metabolite Identification
Common NameIsotrifoliol
DescriptionIsotrifoliol belongs to the class of organic compounds known as coumestans. These are polycyclic aromatic compounds containing a coumestan moiety, which consists of a benzoxole fused to a chromen-2-one to form 1-Benzoxolo[3,2-c]chromen-6-one. They are oxidation products of pterocarpan. Isotrifoliol is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, isotrifoliol has been detected, but not quantified in, herbs and spices. This could make isotrifoliol a potential biomarker for the consumption of these foods.
Structure
Data?1563862853
Synonyms
ValueSource
3,9-Dihydroxy-1-methoxycoumestanHMDB
IsotrifoliolMeSH
Chemical FormulaC16H10O6
Average Molecular Weight298.247
Monoisotopic Molecular Weight298.047738052
IUPAC Name5,14-dihydroxy-3-methoxy-8,17-dioxatetracyclo[8.7.0.0²,⁷.0¹¹,¹⁶]heptadeca-1(10),2,4,6,11(16),12,14-heptaen-9-one
Traditional Name5,14-dihydroxy-3-methoxy-8,17-dioxatetracyclo[8.7.0.0²,⁷.0¹¹,¹⁶]heptadeca-1(10),2,4,6,11(16),12,14-heptaen-9-one
CAS Registry NumberNot Available
SMILES
COC1=C2C3=C(C4=C(O3)C=C(O)C=C4)C(=O)OC2=CC(O)=C1
InChI Identifier
InChI=1S/C16H10O6/c1-20-11-5-8(18)6-12-14(11)15-13(16(19)22-12)9-3-2-7(17)4-10(9)21-15/h2-6,17-18H,1H3
InChI KeyOVLUQDOJWGTPHA-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as coumestans. These are polycyclic aromatic compounds containing a coumestan moiety, which consists of a benzoxole fused to a chromen-2-one to form 1-Benzoxolo[3,2-c]chromen-6-one. They are oxidation products of pterocarpan.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassIsoflavonoids
Sub ClassCoumestans
Direct ParentCoumestans
Alternative ParentsNot Available
SubstituentsNot Available
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 Solubility0.32 g/LALOGPS
logP2.54ALOGPS
logP2.24ChemAxon
logS-3ALOGPS
pKa (Strongest Acidic)7.21ChemAxon
pKa (Strongest Basic)-4.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area89.13 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity76.08 m³·mol⁻¹ChemAxon
Polarizability29.11 ųChemAxon
Number of Rings4ChemAxon
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]+168.12231661259
DarkChem[M-H]-170.031661259
DeepCCS[M+H]+178.05130932474
DeepCCS[M-H]-175.69330932474
DeepCCS[M-2H]-209.97830932474
DeepCCS[M+Na]+185.57330932474
AllCCS[M+H]+166.532859911
AllCCS[M+H-H2O]+162.832859911
AllCCS[M+NH4]+169.932859911
AllCCS[M+Na]+170.932859911
AllCCS[M-H]-168.032859911
AllCCS[M+Na-2H]-166.932859911
AllCCS[M+HCOO]-165.832859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
IsotrifoliolCOC1=C2C3=C(C4=C(O3)C=C(O)C=C4)C(=O)OC2=CC(O)=C14318.3Standard polar33892256
IsotrifoliolCOC1=C2C3=C(C4=C(O3)C=C(O)C=C4)C(=O)OC2=CC(O)=C12853.2Standard non polar33892256
IsotrifoliolCOC1=C2C3=C(C4=C(O3)C=C(O)C=C4)C(=O)OC2=CC(O)=C13241.6Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Isotrifoliol,1TMS,isomer #1COC1=CC(O)=CC2=C1C1=C(C(=O)O2)C2=CC=C(O[Si](C)(C)C)C=C2O13149.1Semi standard non polar33892256
Isotrifoliol,1TMS,isomer #2COC1=CC(O[Si](C)(C)C)=CC2=C1C1=C(C(=O)O2)C2=CC=C(O)C=C2O13155.5Semi standard non polar33892256
Isotrifoliol,2TMS,isomer #1COC1=CC(O[Si](C)(C)C)=CC2=C1C1=C(C(=O)O2)C2=CC=C(O[Si](C)(C)C)C=C2O13315.8Semi standard non polar33892256
Isotrifoliol,1TBDMS,isomer #1COC1=CC(O)=CC2=C1C1=C(C(=O)O2)C2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2O13346.8Semi standard non polar33892256
Isotrifoliol,1TBDMS,isomer #2COC1=CC(O[Si](C)(C)C(C)(C)C)=CC2=C1C1=C(C(=O)O2)C2=CC=C(O)C=C2O13349.5Semi standard non polar33892256
Isotrifoliol,2TBDMS,isomer #1COC1=CC(O[Si](C)(C)C(C)(C)C)=CC2=C1C1=C(C(=O)O2)C2=CC=C(O[Si](C)(C)C(C)(C)C)C=C2O13734.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Isotrifoliol GC-MS (Non-derivatized) - 70eV, Positivesplash10-00sj-0190000000-97e135336bc2f4ee00922017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Isotrifoliol GC-MS (2 TMS) - 70eV, Positivesplash10-05i1-4249500000-f771aa9c2acd65afb7802017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Isotrifoliol 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 - Isotrifoliol 10V, Positive-QTOFsplash10-0002-0090000000-3a1c73a243f500d294152016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 20V, Positive-QTOFsplash10-0002-0090000000-a4db415efa2c378cc9792016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 40V, Positive-QTOFsplash10-016r-0190000000-3617bac350efb170dbf52016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 10V, Negative-QTOFsplash10-0002-0090000000-4f72c19c40413a4bee272016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 20V, Negative-QTOFsplash10-0002-0090000000-12af3276a21593dee63b2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 40V, Negative-QTOFsplash10-02u0-0490000000-b377712d4067c24811d22016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 10V, Negative-QTOFsplash10-0002-0090000000-96de5c56a94c496da9f82021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 20V, Negative-QTOFsplash10-0002-0090000000-e7ef826f53a0bc5194e72021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 40V, Negative-QTOFsplash10-014i-0090000000-94d9dcfbfc7563b044fd2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 10V, Positive-QTOFsplash10-0002-0090000000-0e40d1dc69d66b6011272021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 20V, Positive-QTOFsplash10-0002-0090000000-0e40d1dc69d66b6011272021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isotrifoliol 40V, Positive-QTOFsplash10-000i-0790000000-c00035bd45f07039ae682021-09-24Wishart 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 IDFDB015173
KNApSAcK IDC00018990
Chemspider ID4477198
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5318679
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. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .