RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0153574
RefMet nameStearic acid
Alternative nameFA 18:0
Systematic nameoctadecanoic acid
SynonymsPubChem Synonyms
Sum CompositionFA 18:0 View other entries in RefMet with this sum composition
Exact mass284.271530 (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
FormulaC18H36O2View other entries in RefMet with this formula
Molecular descriptors
Molfile39 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h2-17H2,1H3,(H,19,20)
InChIKeyQIQXTHQIDYTFRH-UHFFFAOYSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCCCCCCCCCCCCCCCCCC(=O)O
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassFatty Acyls
Main ClassFatty acids
Sub ClassSaturated FA
Distribution of Stearic 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 Stearic acid
External Links
Pubchem CID5281
LIPID MAPSLMFA01010018
ChEBI ID28842
KEGG IDC01530
HMDB IDHMDB0000827
Chemspider ID5091
MetaCyc IDSTEARIC_ACID
Spectral data for Stearic 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 Stearic acid

Rxn IDKEGG ReactionEnzyme
R08174 Stearoyl-CoA + H2O <=> CoA + Octadecanoic acidstearoyl-CoA hydrolase

Table of KEGG human pathways containing Stearic acid

Pathway IDHuman Pathway# of reactions
hsa01040 Biosynthesis of unsaturated fatty acids 1
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