ACCESSION: MSBNK-Chubu_Univ-UT002284
RECORD_TITLE: Phosphatidylcholine 16:1-20:4; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 12.22; 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. Journal of Chromatography A 2010, 1217 (25), 4229–39. DOI:10.1016/j.chroma.2010.04.034

CH$NAME: Phosphatidylcholine 16:1-20:4
CH$COMPOUND_CLASS: Natural Product; Glycerophospholipids; Glycerophosphocholines; Diacylglycerophosphocholines
CH$FORMULA: C₄₄H₇₈NO₈P
CH$EXACT_MASS: 779.54650
CH$SMILES: C(CCCCCC)=CCC=CCC=CCC=CCCC(OC(COC(=O)CCC=CCCCCCCCCCCC)COP(OCC[N+1](C)(C)C)([O-1])=O)=O
CH$IUPAC: InChI=1S/C44H78NO8P/c1-6-8-10-12-14-16-18-20-21-22-23-25-27-29-31-33-35-37-44(47)53-42(41-52-54(48,49)51-39-38-45(3,4)5)40-50-43(46)36-34-32-30-28-26-24-19-17-15-13-11-9-7-2/h16,18,21-22,25,27,30-33,42H,6-15,17,19-20,23-24,26,28-29,34-41H2,1-5H3/b18-16-,22-21-,27-25-,32-30-,33-31-
CH$LINK: INCHIKEY QSBABJGBCMSZOL-RNVRRVRJSA-N
SP$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$MASS_SPECTROMETRY: MS_TYPE MS3
AC$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$CHROMATOGRAPHY: RETENTION_TIME 13.17 min (in paper: 12.2 min)
AC$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$FOCUSED_ION: PRECURSOR_M/Z 838.56/764.15
MS$FOCUSED_ION: PRECURSOR_TYPE [M+CH3COO]-/[M-CH3]-
MS$DATA_PROCESSING: WHOLE Xcalibur ver-2.0

PK$SPLASH: splash10-0udi-0039000000-63944d77fb18ed305b8a
PK$ANNOTATION: m/z num type mass error(ppm) formula
  253.20 1 [fa(16:1)-H]- 253.2167551751 -65 C16H29O2-
  259.18 1 [fa(20:4)-H-CO2]- 259.2425759951 -240 C19H31-
  303.17 1 [fa(20:4)-H]- 303.2324052393 -205 C20H31O2-
PK$NUM_PEAK: 7
PK$PEAK: m/z int. rel.int.
  253.20 87.0 294
  255.08 7.1 24
  259.18 20.5 69
  285.14 10.3 35
  303.17 295.4 999
  477.84 6.4 22
  527.84 9.8 33
//