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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 19:17:17 UTC
Update Date2022-03-07 02:54:06 UTC
HMDB IDHMDB0034443
Secondary Accession Numbers
  • HMDB34443
Metabolite Identification
Common NameQuestinol
DescriptionQuestinol belongs to the class of organic compounds known as hydroxyanthraquinones. Hydroxyanthraquinones are compounds containing a hydroxyanthraquinone moiety, which consists of an anthracene bearing a quinone, and hydroxyl group. Questinol has been detected, but not quantified in, green vegetables. This could make questinol a potential biomarker for the consumption of these foods. Based on a literature review a significant number of articles have been published on Questinol.
Structure
Data?1563862564
Synonyms
ValueSource
1,6-Dihydroxy-3-(hydroxymethyl)-8-methoxy-9,10-anthracenedioneKegg
1,6-Dihydroxy-3-hydroxymethyl-8-methoxyanthraquinoneHMDB
Chemical FormulaC16H12O6
Average Molecular Weight300.2629
Monoisotopic Molecular Weight300.063388116
IUPAC Name1,6-dihydroxy-3-(hydroxymethyl)-8-methoxy-9,10-dihydroanthracene-9,10-dione
Traditional Name1,6-dihydroxy-3-(hydroxymethyl)-8-methoxyanthracene-9,10-dione
CAS Registry Number35688-09-6
SMILES
COC1=CC(O)=CC2=C1C(=O)C1=C(C=C(CO)C=C1O)C2=O
InChI Identifier
InChI=1S/C16H12O6/c1-22-12-5-8(18)4-10-14(12)16(21)13-9(15(10)20)2-7(6-17)3-11(13)19/h2-5,17-19H,6H2,1H3
InChI KeySNBGJGNOQURXCI-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as hydroxyanthraquinones. Hydroxyanthraquinones are compounds containing a hydroxyanthraquinone moiety, which consists of an anthracene bearing a quinone, and hydroxyl group.
KingdomOrganic compounds
Super ClassBenzenoids
ClassAnthracenes
Sub ClassAnthraquinones
Direct ParentHydroxyanthraquinones
Alternative Parents
Substituents
  • Hydroxyanthraquinone
  • Anisole
  • Aryl ketone
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Vinylogous acid
  • Ketone
  • Ether
  • Alcohol
  • Organooxygen compound
  • Primary alcohol
  • Aromatic alcohol
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • Aromatic homopolycyclic compound
Molecular FrameworkAromatic homopolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point280 - 282 °CNot Available
Boiling PointNot AvailableNot Available
Water Solubility120.9 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.19 g/LALOGPS
logP2.34ALOGPS
logP2.04ChemAxon
logS-3.2ALOGPS
pKa (Strongest Acidic)7.32ChemAxon
pKa (Strongest Basic)-2.9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area104.06 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity78.39 m³·mol⁻¹ChemAxon
Polarizability29.6 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
DarkChem[M+H]+170.42831661259
DarkChem[M-H]-169.32831661259
DeepCCS[M+H]+171.23330932474
DeepCCS[M-H]-168.87530932474
DeepCCS[M-2H]-202.37630932474
DeepCCS[M+Na]+177.60330932474
AllCCS[M+H]+167.632859911
AllCCS[M+H-H2O]+164.132859911
AllCCS[M+NH4]+170.832859911
AllCCS[M+Na]+171.832859911
AllCCS[M-H]-169.532859911
AllCCS[M+Na-2H]-169.032859911
AllCCS[M+HCOO]-168.532859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
QuestinolCOC1=CC(O)=CC2=C1C(=O)C1=C(C=C(CO)C=C1O)C2=O4359.5Standard polar33892256
QuestinolCOC1=CC(O)=CC2=C1C(=O)C1=C(C=C(CO)C=C1O)C2=O2721.9Standard non polar33892256
QuestinolCOC1=CC(O)=CC2=C1C(=O)C1=C(C=C(CO)C=C1O)C2=O3123.2Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Questinol,1TMS,isomer #1COC1=CC(O[Si](C)(C)C)=CC2=C1C(=O)C1=C(O)C=C(CO)C=C1C2=O2853.8Semi standard non polar33892256
Questinol,1TMS,isomer #2COC1=CC(O)=CC2=C1C(=O)C1=C(O)C=C(CO[Si](C)(C)C)C=C1C2=O2827.0Semi standard non polar33892256
Questinol,1TMS,isomer #3COC1=CC(O)=CC2=C1C(=O)C1=C(O[Si](C)(C)C)C=C(CO)C=C1C2=O2825.5Semi standard non polar33892256
Questinol,2TMS,isomer #1COC1=CC(O[Si](C)(C)C)=CC2=C1C(=O)C1=C(O[Si](C)(C)C)C=C(CO)C=C1C2=O2820.1Semi standard non polar33892256
Questinol,2TMS,isomer #2COC1=CC(O[Si](C)(C)C)=CC2=C1C(=O)C1=C(O)C=C(CO[Si](C)(C)C)C=C1C2=O2833.3Semi standard non polar33892256
Questinol,2TMS,isomer #3COC1=CC(O)=CC2=C1C(=O)C1=C(O[Si](C)(C)C)C=C(CO[Si](C)(C)C)C=C1C2=O2827.6Semi standard non polar33892256
Questinol,3TMS,isomer #1COC1=CC(O[Si](C)(C)C)=CC2=C1C(=O)C1=C(O[Si](C)(C)C)C=C(CO[Si](C)(C)C)C=C1C2=O2837.5Semi standard non polar33892256
Questinol,1TBDMS,isomer #1COC1=CC(O[Si](C)(C)C(C)(C)C)=CC2=C1C(=O)C1=C(O)C=C(CO)C=C1C2=O3091.0Semi standard non polar33892256
Questinol,1TBDMS,isomer #2COC1=CC(O)=CC2=C1C(=O)C1=C(O)C=C(CO[Si](C)(C)C(C)(C)C)C=C1C2=O3063.6Semi standard non polar33892256
Questinol,1TBDMS,isomer #3COC1=CC(O)=CC2=C1C(=O)C1=C(O[Si](C)(C)C(C)(C)C)C=C(CO)C=C1C2=O3078.1Semi standard non polar33892256
Questinol,2TBDMS,isomer #1COC1=CC(O[Si](C)(C)C(C)(C)C)=CC2=C1C(=O)C1=C(O[Si](C)(C)C(C)(C)C)C=C(CO)C=C1C2=O3294.4Semi standard non polar33892256
Questinol,2TBDMS,isomer #2COC1=CC(O[Si](C)(C)C(C)(C)C)=CC2=C1C(=O)C1=C(O)C=C(CO[Si](C)(C)C(C)(C)C)C=C1C2=O3293.7Semi standard non polar33892256
Questinol,2TBDMS,isomer #3COC1=CC(O)=CC2=C1C(=O)C1=C(O[Si](C)(C)C(C)(C)C)C=C(CO[Si](C)(C)C(C)(C)C)C=C1C2=O3289.4Semi standard non polar33892256
Questinol,3TBDMS,isomer #1COC1=CC(O[Si](C)(C)C(C)(C)C)=CC2=C1C(=O)C1=C(O[Si](C)(C)C(C)(C)C)C=C(CO[Si](C)(C)C(C)(C)C)C=C1C2=O3480.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Questinol GC-MS (Non-derivatized) - 70eV, Positivesplash10-0fk9-0490000000-270d50358cb5e93b1eea2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Questinol GC-MS (3 TMS) - 70eV, Positivesplash10-0uk9-3280890000-5414878b5de2b32e88dc2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Questinol 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 - Questinol , positive-QTOFsplash10-0udi-0198000000-85818fe9c9cfceb2cae02017-09-14HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 10V, Positive-QTOFsplash10-0udi-0039000000-f654aa91cc00471488402015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 20V, Positive-QTOFsplash10-0udi-0966000000-00f05630751b626759592015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 40V, Positive-QTOFsplash10-0udi-2390000000-d48689bca35a436fb35c2015-04-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 10V, Negative-QTOFsplash10-0002-0090000000-9ea4b6adde6682ba7afa2015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 20V, Negative-QTOFsplash10-00kb-0090000000-e51a2943fecfa03bd1462015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 40V, Negative-QTOFsplash10-0udi-1290000000-9e662abb5d0198c862332015-04-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 10V, Negative-QTOFsplash10-0002-0090000000-fb4a565723d52a1e46242021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 20V, Negative-QTOFsplash10-0002-0090000000-43cf03c4cf95bfccc9fa2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 40V, Negative-QTOFsplash10-05mx-0090000000-cbef348c61f6fa56e01d2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 10V, Positive-QTOFsplash10-0udi-0029000000-d8adef1302334501b3dd2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 20V, Positive-QTOFsplash10-0udi-0059000000-334872e52a7d10b873af2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Questinol 40V, Positive-QTOFsplash10-0lna-0490000000-fb5cfd89eb3d06433c8d2021-09-22Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
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 IDFDB012850
KNApSAcK IDC00057365
Chemspider ID130177
KEGG Compound IDC17811
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound147621
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1842911
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.. .