MassBank Record: UT002334



 Phosphatidylcholine alkyl 18:0-18:2; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 33.40; Exp: 2 
Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk) \n

ACCESSION: UT002334
RECORD_TITLE: Phosphatidylcholine alkyl 18:0-18:2; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 33.40; Exp: 2
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$NAME: Phosphatidylcholine alkyl 18:0-18:2 CH$COMPOUND_CLASS: Natural Product; "Glycerophospholipids; Glycerophosphocholines; 1-alkyl,2-acylglycerophosphocholines" CH$FORMULA: C44H86NO7P CH$EXACT_MASS: 771.61419 CH$SMILES: C(C(OC(=O)CCC=CCC=CCCCCCCCCCC)COP([O-1])(=O)OCC[N+1](C)(C)C)OCCCCCCCCCCCCCCCCCC CH$IUPAC: InChI=1S/C44H86NO7P/c1-6-8-10-12-14-16-18-20-22-24-26-28-30-32-34-36-39-49-41-43(42-51-53(47,48)50-40-38-45(3,4)5)52-44(46)37-35-33-31-29-27-25-23-21-19-17-15-13-11-9-7-2/h25,27,31,33,43H,6-24,26,28-30,32,34-42H2,1-5H3/b27-25-,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 33.37 min (in paper: 33.4 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$FOCUSED_ION: PRECURSOR_M/Z 830.63/756.16 MS$FOCUSED_ION: PRECURSOR_TYPE [M+CH3COO]-/[M-CH3]- MS$DATA_PROCESSING: WHOLE Xcalibur ver-2.0
PK$SPLASH: splash10-004i-0090100000-093f73baf965425c4f7b PK$ANNOTATION: m/z num ( type mass error(ppm) formula ) 494.11 1 [lyso PC(alkyl-18:0,-)]- 494.3610499491 -507 C25H53NO6P- 476.65 1 [lyso PC(alkyl-18:0,-)-H2O]- 476.3504852628 629 C25H51NO5P- 279.08 1 [fa(18:2)-H]- 279.2324052393 -545 C18H31O2- PK$NUM_PEAK: 6 PK$PEAK: m/z int. rel.int. 279.08 553.8 999 279.84 1.1 2 281.11 20.6 37 307.31 14.4 26 476.65 15.2 27 494.11 71.7 129 //