RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0153571
RefMet namePalmitic acid
Alternative nameFA 16:0
Systematic namehexadecanoic acid
SynonymsPubChem Synonyms
Sum CompositionFA 16:0 View other entries in RefMet with this sum composition
Exact mass256.240230 (neutral)
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View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
FormulaC16H32O2View other entries in RefMet with this formula
Molecular descriptors
Molfile23 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C16H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16(17)18/h2-15H2,1H3,(H,17,18)
InChIKeyIPCSVZSSVZVIGE-UHFFFAOYSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCCCCCCCCCCCCCCCC(=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 Palmitic 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 Palmitic acid
External Links
Pubchem CID985
LIPID MAPSLMFA01010001
ChEBI ID15756
KEGG IDC00249
HMDB IDHMDB0000220
Chemspider ID960
MetaCyc IDPALMITATE
EPA CompToxDTXCID101602
Spectral data for Palmitic 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 Palmitic acid

Rxn IDKEGG ReactionEnzyme
R01274 Palmitoyl-CoA + H2O <=> CoA + Hexadecanoic acidpalmitoyl-CoA hydrolase
R01280 ATP + Hexadecanoic acid + CoA <=> AMP + Palmitoyl-CoA + DiphosphatePalmitate:CoA ligase (AMP-forming)
R01706 Hexadecanoyl-[acp] + H2O <=> Acyl-carrier protein + Hexadecanoic acidhexadecanoyl-[acyl-carrier protein] hydrolase

Table of KEGG human pathways containing Palmitic acid

Pathway IDHuman Pathway# of reactions
hsa01212 Fatty acid metabolism 3
hsa00061 Fatty acid biosynthesis 2
hsa00062 Fatty acid elongation 1
hsa00071 Fatty acid degradation 1
hsa01040 Biosynthesis of unsaturated fatty acids 1
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