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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 17:39:31 UTC
Update Date2022-03-07 02:52:44 UTC
HMDB IDHMDB0030871
Secondary Accession Numbers
  • HMDB30871
Metabolite Identification
Common NameIsogentisin
DescriptionIsogentisin belongs to the class of organic compounds known as xanthones. These are polycyclic aromatic compounds containing a xanthene moiety conjugated to a ketone group at carbon 9. Xanthene is a tricyclic compound made up of two benzene rings linearly fused to each other through a pyran ring. Isogentisin is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Based on a literature review a small amount of articles have been published on Isogentisin.
Structure
Data?1563862050
Synonyms
ValueSource
1,3-Dihydroxy--7-methoxyxanthoneChEBI
IsogentisineChEBI
1,3-Dihydroxy-7-methoxyxanthoneHMDB
1,3-Dihydroxy-7-methoxy-xanthoneHMDB
Iso-gentisinHMDB
1,3-Dihydroxy-7-methoxy-9H-xanthen-9-oneHMDB
1,3-Dihydroxy-7-methoxy-xanthen-9-oneHMDB
1,3-Dihydroxy-7-methoxyxanthen-9-oneHMDB
9H-Xanthen-9-one, 1,3-dihydroxy-7-methoxy- (9ci)HMDB
Chemical FormulaC14H10O5
Average Molecular Weight258.2262
Monoisotopic Molecular Weight258.05282343
IUPAC Name1,3-dihydroxy-7-methoxy-9H-xanthen-9-one
Traditional Nameisogentisin
CAS Registry Number491-64-5
SMILES
COC1=CC2=C(OC3=CC(O)=CC(O)=C3C2=O)C=C1
InChI Identifier
InChI=1S/C14H10O5/c1-18-8-2-3-11-9(6-8)14(17)13-10(16)4-7(15)5-12(13)19-11/h2-6,15-16H,1H3
InChI KeyFVIYCYAHKMJVJK-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as xanthones. These are polycyclic aromatic compounds containing a xanthene moiety conjugated to a ketone group at carbon 9. Xanthene is a tricyclic compound made up of two benzene rings linearly fused to each other through a pyran ring.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class1-benzopyrans
Direct ParentXanthones
Alternative Parents
Substituents
  • Xanthone
  • Chromone
  • Anisole
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Pyranone
  • Benzenoid
  • Pyran
  • Heteroaromatic compound
  • Vinylogous acid
  • Ether
  • Oxacycle
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organic oxide
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point241 °CNot Available
Boiling PointNot AvailableNot Available
Water Solubility4.02 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.23 g/LALOGPS
logP2.84ALOGPS
logP2.84ChemAxon
logS-3ALOGPS
pKa (Strongest Acidic)7.55ChemAxon
pKa (Strongest Basic)-3.7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area75.99 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity67.24 m³·mol⁻¹ChemAxon
Polarizability25.38 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]+159.51931661259
DarkChem[M-H]-161.76931661259
DeepCCS[M+H]+164.21930932474
DeepCCS[M-H]-161.86130932474
DeepCCS[M-2H]-194.74730932474
DeepCCS[M+Na]+170.31230932474
AllCCS[M+H]+156.932859911
AllCCS[M+H-H2O]+153.032859911
AllCCS[M+NH4]+160.632859911
AllCCS[M+Na]+161.732859911
AllCCS[M-H]-158.932859911
AllCCS[M+Na-2H]-158.232859911
AllCCS[M+HCOO]-157.632859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
IsogentisinCOC1=CC2=C(OC3=CC(O)=CC(O)=C3C2=O)C=C14048.0Standard polar33892256
IsogentisinCOC1=CC2=C(OC3=CC(O)=CC(O)=C3C2=O)C=C12630.8Standard non polar33892256
IsogentisinCOC1=CC2=C(OC3=CC(O)=CC(O)=C3C2=O)C=C12670.6Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Isogentisin,1TMS,isomer #1COC1=CC=C2OC3=CC(O[Si](C)(C)C)=CC(O)=C3C(=O)C2=C12794.1Semi standard non polar33892256
Isogentisin,1TMS,isomer #2COC1=CC=C2OC3=CC(O)=CC(O[Si](C)(C)C)=C3C(=O)C2=C12764.0Semi standard non polar33892256
Isogentisin,2TMS,isomer #1COC1=CC=C2OC3=CC(O[Si](C)(C)C)=CC(O[Si](C)(C)C)=C3C(=O)C2=C12865.8Semi standard non polar33892256
Isogentisin,1TBDMS,isomer #1COC1=CC=C2OC3=CC(O[Si](C)(C)C(C)(C)C)=CC(O)=C3C(=O)C2=C13014.0Semi standard non polar33892256
Isogentisin,1TBDMS,isomer #2COC1=CC=C2OC3=CC(O)=CC(O[Si](C)(C)C(C)(C)C)=C3C(=O)C2=C12988.4Semi standard non polar33892256
Isogentisin,2TBDMS,isomer #1COC1=CC=C2OC3=CC(O[Si](C)(C)C(C)(C)C)=CC(O[Si](C)(C)C(C)(C)C)=C3C(=O)C2=C13282.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Isogentisin GC-MS (Non-derivatized) - 70eV, Positivesplash10-0a4i-1490000000-b56d7cd86d4ece8509d72017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Isogentisin GC-MS (2 TMS) - 70eV, Positivesplash10-0079-2439000000-c218c67602435a09b2482017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Isogentisin GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Isogentisin 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 - Isogentisin 10V, Positive-QTOFsplash10-0a4i-0090000000-a5076a86a77530e5c14e2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 20V, Positive-QTOFsplash10-0a4i-0090000000-97dc49e24dd400e279e62016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 40V, Positive-QTOFsplash10-08fu-1190000000-3ec3bc9351f104476ba22016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 10V, Negative-QTOFsplash10-0a4i-0090000000-32dc1587afbdc73517de2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 20V, Negative-QTOFsplash10-0a4i-0090000000-4cb9feddb4c81115de2e2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 40V, Negative-QTOFsplash10-0a7i-1390000000-a9ba04f3745a953f77832016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 10V, Positive-QTOFsplash10-0a4i-0090000000-adb7dbccff647a6174612021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 20V, Positive-QTOFsplash10-0a4i-0090000000-adb7dbccff647a6174612021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 40V, Positive-QTOFsplash10-014u-1970000000-a8361d5a92587faaefd82021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 10V, Negative-QTOFsplash10-0a4i-0090000000-5c99e00473c8f7c5ab032021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 20V, Negative-QTOFsplash10-0a4i-0090000000-5c99e00473c8f7c5ab032021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Isogentisin 40V, Negative-QTOFsplash10-0fri-1590000000-ecfda9b33d890a224c022021-09-22Wishart 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 IDFDB002832
KNApSAcK IDC00002957
Chemspider ID4444959
KEGG Compound IDC10070
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5281640
PDB IDNot Available
ChEBI ID6017
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1823311
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.. .