RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0030084
RefMet name4-Pyridoxic acid
Systematic name3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carboxylic acid
SynonymsPubChem Synonyms
Exact mass183.053159 (neutral)
Calculate m/z:   
View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
FormulaC8H9NO4View other entries in RefMet with this formula
Molecular descriptors
Molfile37027 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C8H9NO4/c1-4-7(11)6(8(12)13)5(3-10)2-9-4/h2,10-11H,3H2,1H3,(H,12,13)
InChIKeyHXACOUQIXZGNBF-UHFFFAOYSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCc1c(c(c(cn1)CO)C(=O)O)O
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassAlkaloids
Main ClassPyridine alkaloids
Sub ClassNicotinic acid alkaloids
Distribution of 4-Pyridoxic acid in NMDR studies
SpeciesPlot Species distribution
Sample sourcePlot Sample source(tissue) distribution
PlatformPlatform (MS/NMR) used for detection
ChromatographyChromatography methods used for detection
StudiesNMDR Studies reporting 4-Pyridoxic acid
External Links
Pubchem CID6723
ChEBI ID17405
KEGG IDC00847
HMDB IDHMDB0000017
Chemspider ID6467
Spectral data for 4-Pyridoxic acid standards
BMRB ID(NMR)View NMR spectra
NP-MRD ID(NMR)View NMR spectra
MassBank(EU)View MS spectra
Structural annotation level
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving 4-Pyridoxic acid

Rxn IDKEGG ReactionEnzyme
R01709 Pyridoxal + Oxygen + H2O <=> 4-Pyridoxate + Hydrogen peroxidepyridoxal:oxygen 4-oxidoreductase

Table of KEGG human pathways containing 4-Pyridoxic acid

Pathway IDHuman Pathway# of reactions
hsa00750 Vitamin B6 metabolism 1
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