ACCESSION: MSBNK-Chubu_Univ-UT001085
RECORD_TITLE: Phosphatidylcholine lyso 18:2; LC-ESI-ITFT; MS2; [M+CH3COO]-; RT: 1.94; 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$NAME: Phosphatidylcholine lyso 18:2
CH$COMPOUND_CLASS: Natural Product; Glycerophospholipids; Glycerophosphocholines; Monoacylglycerophosphocholines
CH$FORMULA: C₂₆H₅₀NO₇P
CH$EXACT_MASS: 519.33249
CH$SMILES: P([O-1])(=O)(OCC[N+1](C)(C)C)OCC(CO)OC(=O)CCC=CCC=CCCCCCCCCCC
CH$IUPAC: InChI=1S/C26H50NO7P/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-26(29)34-25(23-28)24-33-35(30,31)32-22-21-27(2,3)4/h14-15,17-18,25,28H,5-13,16,19-24H2,1-4H3/b15-14-,18-17-
CH$LINK: INCHIKEY HQNGWMLDFPEZSR-NFYLBXPESA-N
SP$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: liver

AC$INSTRUMENT: LC-10ADVPmicro HPLC, Shimadzu; LTQ Orbitrap, Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$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$CHROMATOGRAPHY: RETENTION_TIME 1.89 min (in paper: 1.9 min)
AC$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$FOCUSED_ION: PRECURSOR_M/Z 578.35
MS$FOCUSED_ION: PRECURSOR_TYPE [M+CH3COO]-
MS$DATA_PROCESSING: WHOLE Xcalibur ver-2.0

PK$SPLASH: splash10-0udi-0000090000-75b9de5f791e517ab976
PK$ANNOTATION: m/z num type mass error(ppm) formula
  241.93 1 [lyso_PC(lyso,-)]- 242.0793487935 -616 C7H17NO6P-
  279.10 1 [fa(18:2)-H]- 279.2324052393 -473 C18H31O2-
  504.59 1 [PC(lyso,18:2)-CH3]- 504.3090143786 557 C25H47NO7P-
PK$NUM_PEAK: 8
PK$PEAK: m/z int. rel.int.
  167.89 6.6 1
  241.93 17.9 1
  279.10 44.6 2
  503.98 18961.4 999
  504.59 63.4 3
  519.03 185.9 10
  528.17 228.8 12
  539.09 15.7 1
//