RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0059152
RefMet nameSM 14:0;O2/20:0
Alternative nameSM(d14:0/20:0)
Systematic nameN-(eicosanoyl)-tetradecasphinganine-1-phosphocholine
SynonymsPubChem Synonyms
Sum CompositionSM 34:0;O2 View other entries in RefMet with this sum composition
Exact mass704.583226 (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
FormulaC39H81N2O6PView other entries in RefMet with this formula
Molecular descriptors
Molfile93187 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C39H81N2O6P/c1-6-8-10-12-14-16-17-18-19-20-21-22-23-25-27-29-31-33-39(43)40-37(36-47-48(44,45)46-35-34-41(3,4)5)38(42)32-
30-28-26-24-15-13-11-9-7-2/h37-38,42H,6-36H2,1-5H3,(H-,40,43,44,45)/t37-,38+/m0/s1
InChIKeyBLHKKGMGTNRNHM-QPPIDDCLSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCCCCCCCCCCCCCCCCCCCC(=O)N[C@@H](COP(=O)([O-])OCC[N+](C)(C)C)[C@@H](CCCCCCCCCCC)O
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassSphingolipids
Main ClassPhosphosphingolipids
Sub ClassSM (Sphingomyelins)
Distribution of SM 14:0;O2/20:0 in NMDR studies
SpeciesPlot Species distribution
Sample sourcePlot Sample source(tissue) distribution
StudiesNMDR Studies reporting SM 14:0;O2/20:0
External Links
Pubchem CID134721367
LIPID MAPSLMSP03019ABL
ChEBI ID176759
KEGG IDC00550
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 SM 14:0;O2/20:0

Rxn IDKEGG ReactionEnzyme
R01891 CDP-choline + N-Acylsphingosine <=> CMP + SphingomyelinCDP-choline:N-acylsphingosine cholinephosphotransferase
R02541 Sphingomyelin + H2O <=> N-Acylsphingosine + Choline phosphateSphingomyelin cholinephosphohydrolase
R08969 N-Acylsphingosine + Phosphatidylcholine <=> Sphingomyelin + 1,2-Diacyl-sn-glycerolceramide:phosphatidylcholine cholinephosphotransferase

Table of KEGG human pathways containing SM 14:0;O2/20:0

Pathway IDHuman Pathway# of reactions
hsa00600 Sphingolipid metabolism 2
hsa01100 Metabolic pathways 1
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