RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0172258
RefMet namePI P-20:0/20:5(5Z,8Z,11Z,14Z,17Z)
Systematic name1-(1Z-eicosenyl)-2-(5Z,8Z,11Z,14Z,17Z-eicosapentaenoyl)-sn-glycero-3-phosphoinositol
SynonymsPubChem Synonyms
Sum CompositionPI P-40:5 View other entries in RefMet with this sum composition
Exact mass860.577868 (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
FormulaC46H85O12PView other entries in RefMet with this formula
Molecular descriptors
Molfile19954 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C49H85O12P/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-35-37-39-58-40-42(41-59-62(56,57)61-49-47(54)45(52)44(51)46(53)
48(49)55)60-43(50)38-36-34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h6,8,12,14,18,20,24,26,30,32,37,39,42,44-49,51-55H,3-5,7,9-
11,13,15-17,19,21-23,25,27-29,31,33-36,38,40-41H2,1-2H3,(H,56,57)/b8-6-,14-12-,20-18-,26-24-,32-30-,39-37-/t42-,44-,45-,46+,47-,48
-,49-/m1/s1
InChIKeyHMSDTJDSSJFGRU-SPIQOSHNSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCCCCCCCCCCCCCCCCCC/C=COC[C@H](COP(=O)(O)O[C@@H]1C([C@@H](C(C(C1O)O)O)O)O)OC(=O)CCC/C=CC/C=CC/C=CC/C=CC/C=CCC
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphoinositols
Sub ClassO-PI (Ether Phosphatidylinositols)
Distribution of PI P-20:0/20:5(5Z,8Z,11Z,14Z,17Z) 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 PI P-20:0/20:5(5Z,8Z,11Z,14Z,17Z)
External Links
Pubchem CID52928588
LIPID MAPSLMGP06030081
ChEBI ID184884
Structural annotation level
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)
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