ACCESSION: MSBNK-Chubu_Univ-UT002764
RECORD_TITLE: Phosphatidylcholine 16:0-20:4; LC-ESI-ITFT; MS2; [M+CH3COO]-; RT: 18.25; 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. Journal of Chromatography A 2010, 1217 (25), 4229–39. DOI:10.1016/j.chroma.2010.04.034

CH$NAME: Phosphatidylcholine 16:0-20:4
CH$COMPOUND_CLASS: Natural Product; Glycerophospholipids; Glycerophosphocholines; Diacylglycerophosphocholines
CH$FORMULA: C₄₄H₈₀NO₈P
CH$EXACT_MASS: 781.56216
CH$SMILES: C(CCCCCC)=CCC=CCC=CCC=CCCC(=O)OC(COP(OCC[N+1](C)(C)C)([O-1])=O)COC(CCCCCCCCCCCCCCC)=O
CH$IUPAC: InChI=1S/C44H80NO8P/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/h16,18,21-22,25,27,31,33,42H,6-15,17,19-20,23-24,26,28-30,32,34-41H2,1-5H3/b18-16-,22-21-,27-25-,33-31-
CH$LINK: INCHIKEY YRCYEVIWNSLKRF-RZUUUYDYSA-N
SP$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$MASS_SPECTROMETRY: MS_TYPE MS2
AC$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$CHROMATOGRAPHY: RETENTION_TIME 18.49 min (in paper: 18.2 min)
AC$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$FOCUSED_ION: PRECURSOR_M/Z 840.58
MS$FOCUSED_ION: PRECURSOR_TYPE [M+CH3COO]-
MS$DATA_PROCESSING: WHOLE Xcalibur ver-2.0

PK$SPLASH: splash10-014i-0000000900-db1c3573bd111839bbdd
PK$ANNOTATION: m/z num type mass error(ppm) formula
  255.29 1 [fa(16:0)-H]- 255.2324052393 226 C16H31O2-
  303.13 1 [fa(20:4)-H]- 303.2324052393 -337 C20H31O2-
  462.28 1 [lyso_PC(16:0,-)-H2O]- 462.2984496923 -39 C23H45NO6P-
  480.18 1 [lyso_PC(16:0,-)]- 480.3090143786 -268 C23H47NO7P-
PK$NUM_PEAK: 13
PK$PEAK: m/z int. rel.int.
  255.29 100.5 1
  285.26 20.8 1
  303.13 417.5 5
  391.21 25.9 1
  462.28 26.0 1
  480.18 55.4 1
  695.46 32.9 1
  720.82 35.9 1
  721.52 32.9 1
  766.11 84949.6 999
  766.84 169.6 2
  781.06 496.4 6
  790.32 38.0 1
//