MassBank Record: UT003035



 Phosphatidylcholine 18:3-18:2; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 10.90; Exp: 3 
Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk) \n

ACCESSION: UT003035
RECORD_TITLE: Phosphatidylcholine 18:3-18:2; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 10.90; Exp: 3
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. J Chromatogr A (2010), doi:10.1016/j.chroma.2010.04.034 (in press)

CH$NAME: Phosphatidylcholine 18:3-18:2 CH$COMPOUND_CLASS: Natural Product; Glycerophospholipids; Glycerophosphocholines; Diacylglycerophosphocholines CH$FORMULA: C44H78NO8P CH$EXACT_MASS: 779.54650 CH$SMILES: C(CCC=CCC=CCC=CCCC(=O)OCC(COP(OCC[N+1](C)(C)C)([O-1])=O)OC(CCC=CCC=CCCCCCCCCCC)=O)CCCC CH$IUPAC: InChI=1S/C44H78NO8P/c1-6-8-10-12-14-16-18-20-22-24-26-28-30-32-34-36-43(46)50-40-42(41-52-54(48,49)51-39-38-45(3,4)5)53-44(47)37-35-33-31-29-27-25-23-21-19-17-15-13-11-9-7-2/h18,20,24-27,30-33,42H,6-17,19,21-23,28-29,34-41H2,1-5H3/b20-18-,26-24-,27-25-,32-30-,33-31- SP$SCIENTIFIC_NAME: Mus musculus SP$NAME: mouse 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$SAMPLE: liver
AC$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$MASS_SPECTROMETRY: ION_SPRAY_VOLTAGE 3500 V AC$MASS_SPECTROMETRY: IONIZATION ESI 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 11.16 min (in paper: 10.9 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$FOCUSED_ION: PRECURSOR_M/Z 838.56/764.17 MS$FOCUSED_ION: PRECURSOR_TYPE [M+CH3COO]-/[M-CH3]- MS$DATA_PROCESSING: WHOLE Xcalibur ver-2.0
PK$SPLASH: splash10-004i-0090010000-d3c3a7d968d6b00f48e2 PK$ANNOTATION: m/z num ( type mass error(ppm) formula ) 504.51 1 [lyso PC(-,18:2)]- 504.3090143786 399 C25H47NO7P- 502.03 1 [lyso PC(18:3,-)]- 502.2933643144 -523 C25H45NO7P- 484.42 1 [lyso PC(18:3,-)-H2O]- 484.2827996281 283 C25H43NO6P- 279.11 1 [fa(18:2)-H]- 279.2324052393 -437 C18H31O2- 277.03 1 [fa(18:3)-H]- 277.2167551751 -673 C18H29O2- PK$NUM_PEAK: 13 PK$PEAK: m/z int. rel.int. 223.88 7.1 4 261.25 6.6 4 275.02 14.5 9 277.03 454.5 275 279.11 1652.9 999 284.06 10.6 6 303.14 16.1 10 328.25 7.2 4 436.05 12.4 7 484.42 8.8 5 502.03 261.6 158 503.91 21.4 13 504.51 22.1 13 //