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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 00:05:23 UTC
Update Date2021-09-26 22:56:32 UTC
HMDB IDHMDB0247073
Secondary Accession NumbersNone
Metabolite Identification
Common NameO-Desmethylquinidine
Description4-({5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl}(hydroxy)methyl)quinolin-6-ol belongs to the class of organic compounds known as cinchona alkaloids. These are alkaloids structurally characterized by the presence of the cinchonan skeleton, which consists of a quinoline linked to an azabicyclo[2.2.2]octane moiety. Based on a literature review very few articles have been published on 4-({5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl}(hydroxy)methyl)quinolin-6-ol. This compound has been identified in human blood as reported by (PMID: 31557052 ). O-desmethylquinidine is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically O-Desmethylquinidine is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC19H22N2O2
Average Molecular Weight310.397
Monoisotopic Molecular Weight310.168127956
IUPAC Name4-({5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl}(hydroxy)methyl)quinolin-6-ol
Traditional Namecupreine
CAS Registry NumberNot Available
SMILES
OC(C1CC2CCN1CC2C=C)C1=C2C=C(O)C=CC2=NC=C1
InChI Identifier
InChI=1S/C19H22N2O2/c1-2-12-11-21-8-6-13(12)9-18(21)19(23)15-5-7-20-17-4-3-14(22)10-16(15)17/h2-5,7,10,12-13,18-19,22-23H,1,6,8-9,11H2
InChI KeyVJFMSYZSFUWQPZ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as cinchona alkaloids. These are alkaloids structurally characterized by the presence of the cinchonan skeleton, which consists of a quinoline linked to an azabicyclo[2.2.2]Octane moiety.
KingdomOrganic compounds
Super ClassAlkaloids and derivatives
ClassCinchona alkaloids
Sub ClassNot Available
Direct ParentCinchona alkaloids
Alternative Parents
Substituents
  • Cinchonan-skeleton
  • 4-quinolinemethanol
  • Hydroxyquinoline
  • Quinoline
  • Quinuclidine
  • 1-hydroxy-2-unsubstituted benzenoid
  • Aralkylamine
  • Piperidine
  • Pyridine
  • Benzenoid
  • Heteroaromatic compound
  • 1,2-aminoalcohol
  • Tertiary aliphatic amine
  • Tertiary amine
  • Secondary alcohol
  • Azacycle
  • Organoheterocyclic compound
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Organopnictogen compound
  • Organic oxygen compound
  • Amine
  • Alcohol
  • Aromatic alcohol
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
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
logP2.55ALOGPS
logP1.96ChemAxon
logS-2.5ALOGPS
pKa (Strongest Acidic)9.76ChemAxon
pKa (Strongest Basic)8.95ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area56.59 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity90.21 m³·mol⁻¹ChemAxon
Polarizability34.02 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
DeepCCS[M+H]+170.82130932474
DeepCCS[M-H]-168.46330932474
DeepCCS[M-2H]-201.34930932474
DeepCCS[M+Na]+176.91430932474
AllCCS[M+H]+176.332859911
AllCCS[M+H-H2O]+173.132859911
AllCCS[M+NH4]+179.332859911
AllCCS[M+Na]+180.132859911
AllCCS[M-H]-178.132859911
AllCCS[M+Na-2H]-177.832859911
AllCCS[M+HCOO]-177.632859911

Predicted Kovats Retention Indices

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
O-Desmethylquinidine,1TMS,isomer #1C=CC1CN2CCC1CC2C(O[Si](C)(C)C)C1=CC=NC2=CC=C(O)C=C122727.2Semi standard non polar33892256
O-Desmethylquinidine,1TMS,isomer #1C=CC1CN2CCC1CC2C(O[Si](C)(C)C)C1=CC=NC2=CC=C(O)C=C122672.5Standard non polar33892256
O-Desmethylquinidine,1TMS,isomer #1C=CC1CN2CCC1CC2C(O[Si](C)(C)C)C1=CC=NC2=CC=C(O)C=C123564.2Standard polar33892256
O-Desmethylquinidine,2TBDMS,isomer #1C=CC1CN2CCC1CC2C(O[Si](C)(C)C(C)(C)C)C1=CC=NC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C123133.2Semi standard non polar33892256
O-Desmethylquinidine,2TBDMS,isomer #1C=CC1CN2CCC1CC2C(O[Si](C)(C)C(C)(C)C)C1=CC=NC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C123151.4Standard non polar33892256
O-Desmethylquinidine,2TBDMS,isomer #1C=CC1CN2CCC1CC2C(O[Si](C)(C)C(C)(C)C)C1=CC=NC2=CC=C(O[Si](C)(C)C(C)(C)C)C=C123563.2Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - O-Desmethylquinidine GC-MS (Non-derivatized) - 70eV, Positivesplash10-000i-0910000000-bcff4cbedc8b0b7b17c22021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - O-Desmethylquinidine GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - O-Desmethylquinidine GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - O-Desmethylquinidine GC-MS (TMS_1_2) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - O-Desmethylquinidine GC-MS (TMS_2_1) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - O-Desmethylquinidine GC-MS (TBDMS_1_1) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - O-Desmethylquinidine GC-MS (TBDMS_1_2) - 70eV, PositiveNot Available2021-11-03Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - O-Desmethylquinidine 10V, Positive-QTOFsplash10-03di-0009000000-d568762be5b8190f6c482021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - O-Desmethylquinidine 20V, Positive-QTOFsplash10-03di-0329000000-a5466ca951adab0ab8d42021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - O-Desmethylquinidine 40V, Positive-QTOFsplash10-05gi-0920000000-6656528c2fa1440522c82021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - O-Desmethylquinidine 10V, Negative-QTOFsplash10-0a4i-0009000000-6a3b822df85e34e5504e2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - O-Desmethylquinidine 20V, Negative-QTOFsplash10-0a4i-0859000000-b4ec3051c9b5b957a4432021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - O-Desmethylquinidine 40V, Negative-QTOFsplash10-0a6u-0933000000-f0ec4f2ef205484ef4ae2021-10-12Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID46715
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound51579
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. Barupal DK, Fiehn O: Generating the Blood Exposome Database Using a Comprehensive Text Mining and Database Fusion Approach. Environ Health Perspect. 2019 Sep;127(9):97008. doi: 10.1289/EHP4713. Epub 2019 Sep 26. [PubMed:31557052 ]