RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0034204
RefMet nameSM 18:1;O2/10:0
Alternative nameSM(d18:1/10:0)
Systematic nameN-(decanoyl)-4E-sphingenine-1-phosphocholine
SynonymsPubChem Synonyms
Sum CompositionSM 28:1;O2 View other entries in RefMet with this sum composition
Exact mass618.473676 (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
FormulaC33H67N2O6PView other entries in RefMet with this formula
Molecular descriptors
Molfile93422 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C33H67N2O6P/c1-6-8-10-12-14-15-16-17-18-19-21-22-24-26-32(36)31(30-41-42(38,39)40-29-28-35(3,4)5)34-33(37)27-25-23-20-13-
11-9-7-2/h24,26,31-32,36H,6-23,25,27-30H2,1-5H3,(H-,34,37,38,39)/b26-24+/t31-,32+/m0/s1
InChIKeyPOUAASDDHCKCSU-MYMQEZBZSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCCCCCCCCCCCCC/C=C/[C@H]([C@H](COP(=O)([O-])OCC[N+](C)(C)C)NC(=O)CCCCCCCCC)O
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassSphingolipids
Main ClassPhosphosphingolipids
Sub ClassSM (Sphingomyelins)
Distribution of SM 18:1;O2/10:0 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 SM 18:1;O2/10:0
External Links
Pubchem CID134758769
LIPID MAPSLMSP03019BV3
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 18:1;O2/10:0

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 18:1;O2/10:0

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