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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2022-09-09 20:41:22 UTC
Update Date2022-09-22 18:34:50 UTC
HMDB IDHMDB0341363
Secondary Accession NumbersNone
Metabolite Identification
Common NameNicotinic acid N-oxide
Description1-oxo-1λ⁵-pyridine-3-carboxylic acid belongs to the class of organic compounds known as pyridinecarboxylic acids. Pyridinecarboxylic acids are compounds containing a pyridine ring bearing a carboxylic acid group. 1-oxo-1λ⁵-pyridine-3-carboxylic acid is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
1-oxo-1-pyridine-3-carboxylateGenerator
Nicotinate N-oxideGenerator
Chemical FormulaC6H5NO3
Average Molecular Weight139.11
Monoisotopic Molecular Weight139.026943025
IUPAC Name3-carboxypyridin-1-ium-1-olate
Traditional Name3-carboxypyridin-1-ium-1-olate
CAS Registry NumberNot Available
SMILES
OC(=O)C1=CC=C[N+]([O-])=C1
InChI Identifier
InChI=1S/C6H5NO3/c8-6(9)5-2-1-3-7(10)4-5/h1-4H,(H,8,9)
InChI KeyFJCFFCXMEXZEIM-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as pyridinecarboxylic acids. Pyridinecarboxylic acids are compounds containing a pyridine ring bearing a carboxylic acid group.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassPyridines and derivatives
Sub ClassPyridinecarboxylic acids and derivatives
Direct ParentPyridinecarboxylic acids
Alternative Parents
Substituents
  • Pyridine carboxylic acid
  • Pyridinium
  • Heteroaromatic compound
  • Vinylogous amide
  • Carboxylic acid derivative
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Azacycle
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organooxygen compound
  • Organonitrogen compound
  • Organopnictogen compound
  • Organic oxygen compound
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External DescriptorsNot Available
Ontology
Not AvailableNot 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
logP-0.44ALOGPS
logP-0.85ChemAxon
logS-1.3ALOGPS
pKa (Strongest Acidic)2.78ChemAxon
pKa (Strongest Basic)0.025ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area64.24 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity34.47 m³·mol⁻¹ChemAxon
Polarizability12.31 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Kovats Retention Indices

Not Available
Spectra

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Nicotinic acid N-oxide 10V, Positive-QTOFsplash10-0006-0900000000-564921674b30013fa8812016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Nicotinic acid N-oxide 20V, Positive-QTOFsplash10-0f8c-1900000000-603cf8fe34799a895cc62016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Nicotinic acid N-oxide 40V, Positive-QTOFsplash10-014j-9200000000-e3e339f75e95c870289a2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Nicotinic acid N-oxide 10V, Negative-QTOFsplash10-000i-0900000000-7e340c66b58e464d0a9f2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Nicotinic acid N-oxide 20V, Negative-QTOFsplash10-000i-0900000000-7c5891aba61ade6191032016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Nicotinic acid N-oxide 40V, Negative-QTOFsplash10-0udi-9500000000-9af9f97066140cc8ae972016-08-03Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedCancer patients undergoing total body irradiation details
UrineDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedCancer patients undergoing total body irradiation details
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound16976
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. Simon-Manso Y, Marupaka R, Yan X, Liang Y, Telu KH, Mirokhin Y, Stein SE: Mass Spectrometry Fingerprints of Small-Molecule Metabolites in Biofluids: Building a Spectral Library of Recurrent Spectra for Urine Analysis. Anal Chem. 2019 Sep 17;91(18):12021-12029. doi: 10.1021/acs.analchem.9b02977. Epub 2019 Aug 30. [PubMed:31424920 ]