MassBank Record: UT001694

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Phosphatidylcholine alkyl 16:0-20:4; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 23.32; Exp: 1

Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk)

ACCESSION: UT001694
RECORD_TITLE: Phosphatidylcholine alkyl 16:0-20:4; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 23.32; Exp: 1
DATE: 2016.01.19 (Created 2010.05.07, modified 2011.08.03)
AUTHORS: Taguchi R, Graduate School of Medicine, The University of Tokyo
LICENSE: CC BY-NC-SA
PUBLICATION: Taguchi, R.; Ishikawa, M. Precise and Global Identification of Phospholipid Molecular Species by an Orbitrap Mass Spectrometer and Automated Search Engine Lipid Search. Journal of Chromatography A 2010, 1217 (25), 4229–39. DOI:10.1016/j.chroma.2010.04.034

CH$NAME: Phosphatidylcholine alkyl 16:0-20:4
CH$COMPOUND_CLASS: Natural Product; Glycerophospholipids; Glycerophosphocholines; 1-alkyl,2-acylglycerophosphocholines
CH$FORMULA: C44H82NO7P
CH$EXACT_MASS: 767.5828900000000203363015316426753997802734375
CH$SMILES: C(CCCCCC)=CCC=CCC=CCC=CCCC(=O)OC(COCCCCCCCCCCCCCCCC)COP([O-1])(=O)OCC[N+1](C)(C)C
CH$IUPAC: InChI=1S/C44H82NO7P/c1-6-8-10-12-14-16-18-20-22-23-24-25-27-29-31-33-35-37-44(46)52-43(42-51-53(47,48)50-40-38-45(3,4)5)41-49-39-36-34-32-30-28-26-21-19-17-15-13-11-9-7-2/h16,18,22-23,25,27,31,33,43H,6-15,17,19-21,24,26,28-30,32,34-42H2,1-5H3/b18-16-,23-22-,27-25-,33-31-
CH$LINK: INCHIKEY MHOAZZSMGQCHNX-GJWWTBRZSA-N
SP$SCIENTIFIC_NAME: Mus musculus
SP$LINEAGE: cellular organisms; Eukaryota; Fungi/Metazoa group; Metazoa; Eumetazoa; Bilateria; Coelomata; Deuterostomia; Chordata; Craniata; Vertebrata; Gnathostomata; Teleostomi; Euteleostomi; Sarcopterygii; Tetrapoda; Amniota; Mammalia; Theria; Eutheria; Euarchontoglires; Glires; Rodentia; Sciurognathi; Muroidea; Muridae; Murinae; Mus
SP$LINK: NCBI-TAXONOMY 10090
SP$SAMPLE: brain

AC$INSTRUMENT: LC-10ADVPmicro HPLC, Shimadzu; LTQ Orbitrap, Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS3
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 30%
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ION_SPRAY_VOLTAGE 3500 V
AC$CHROMATOGRAPHY: COLUMN_NAME Develosil C30, Nomura Chemical
AC$CHROMATOGRAPHY: FLOW_GRADIENT add 95/5 at 0 min, 70/30 at 40 min, 50/50 at 41 min, 50/50 at 90 min
AC$CHROMATOGRAPHY: FLOW_RATE add 100 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 23.19 min (in paper: 23.2 min)
AC$CHROMATOGRAPHY: SOLVENT A acetonitrile-methanol-water (19:19:2) with 0.1% acetic acid and 0.1% ammonium hydroxide (28%)
AC$CHROMATOGRAPHY: SOLVENT B 2-propanol with 0.1% acetic acid and 0.1% ammonium hydroxide (28%)

MS$FOCUSED_ION: PRECURSOR_M/Z 826.60/752.10
MS$FOCUSED_ION: PRECURSOR_TYPE [M+CH3COO]-/[M-CH3]-
MS$DATA_PROCESSING: WHOLE Xcalibur ver-2.0

PK$SPLASH: splash10-0uxr-0009500000-5f3cba5d37bbb2d04548
PK$ANNOTATION: 466.07 1 [lyso_PC(alkyl-16:0,-)]- 466.3297498207 -556 C23H49NO6P-
  259.12 1 [fa(20:4)-H-CO2]- 259.2425759951 -472 C19H31-
  303.14 1 [fa(20:4)-H]- 303.2324052393 -304 C20H31O2-
  448.33 1 [lyso_PC(alkyl-16:0,-)-H2O]- 448.3191851344 24 C23H47NO5P-
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  259.12 42.8 90
  267.07 6.3 13
  303.14 474.1 999
  448.33 25.0 53
  466.07 283.6 598
//