RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet IDRM0173547
RefMet namePI O-16:0/22:4(7Z,10Z,13Z,16Z)
Systematic name1-hexadecyl-2-(7Z,10Z,13Z,16Z-docosatetraenoyl)-sn-glycero-3-phosphoinositol
SynonymsPubChem Synonyms
Sum CompositionPI O-38:4 View other entries in RefMet with this sum composition
Exact mass836.577868 (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
FormulaC44H85O12PView other entries in RefMet with this formula
Molecular descriptors
Molfile19798 (Download molfile/View MW Metabolite Database details)
InChIInChI=1S/C47H85O12P/c1-3-5-7-9-11-13-15-17-19-20-21-22-23-24-26-28-30-32-34-36-41(48)58-40(38-56-37-35-33-31-29-27-25-18-16-14-12-
10-8-6-4-2)39-57-60(54,55)59-47-45(52)43(50)42(49)44(51)46(47)53/h11,13,17,19,21-22,24,26,40,42-47,49-53H,3-10,12,14-16,18,20,23,2
5,27-39H2,1-2H3,(H,54,55)/b13-11-,19-17-,22-21-,26-24-/t40-,42-,43-,44+,45-,46-,47-/m1/s1
InChIKeyRZYWZBYGQRCQOR-QTOZNWGUSA-NView other enantiomers/diastereomers of this metabolite in RefMet
SMILESCCCCC/C=CC/C=CC/C=CC/C=CCCCCCC(=O)O[C@H](COCCCCCCCCCCCCCCCC)COP(=O)(O)O[C@@H]1C([C@@H](C(C(C1O)O)O)O)O
Run Tanimoto similarity search (with similarity coefficient >=0.6)
Chemical/Biochemical Classification
Super ClassGlycerophospholipids
Main ClassGlycerophosphoinositols
Sub ClassO-PI (Ether Phosphatidylinositols)
Distribution of PI O-16:0/22:4(7Z,10Z,13Z,16Z) 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 O-16:0/22:4(7Z,10Z,13Z,16Z)
External Links
Pubchem CID52928432
LIPID MAPSLMGP06020018
Structural annotation level
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)
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