ACCESSION: MSBNK-Chubu_Univ-UT001679
RECORD_TITLE: Phosphatidylcholine 18:1-18:2; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 18.93; 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$NAME: Phosphatidylcholine 18:1-18:2
CH$COMPOUND_CLASS: Natural Product; Glycerophospholipids; Glycerophosphocholines; Diacylglycerophosphocholines
CH$FORMULA: C₄₄H₈₂NO₈P
CH$EXACT_MASS: 783.57781
CH$SMILES: C(CCC=CCC=CCCCCCCCCCC)(OC(COC(=O)CCC=CCCCCCCCCCCCCC)COP(OCC[N+1](C)(C)C)([O-1])=O)=O
CH$IUPAC: InChI=1S/C44H82NO8P/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/h25,27,30-33,42H,6-24,26,28-29,34-41H2,1-5H3/b27-25-,32-30-,33-31-
CH$LINK: INCHIKEY HZHAEVXGLQPJBM-KJZSVCAKSA-N
SP$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$MASS_SPECTROMETRY: MS_TYPE MS3
AC$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$CHROMATOGRAPHY: RETENTION_TIME 18.88 min (in paper: 18.9 min)
AC$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$FOCUSED_ION: PRECURSOR_M/Z 842.59/768.11
MS$FOCUSED_ION: PRECURSOR_TYPE [M+CH3COO]-/[M-CH3]-
MS$DATA_PROCESSING: WHOLE Xcalibur ver-2.0

PK$SPLASH: splash10-003r-0090000000-f8989f69abf95946c2af
PK$ANNOTATION: m/z num type mass error(ppm) formula
  279.05 1 [fa(18:2)-H]- 279.2324052393 -652 C18H31O2-
  281.18 1 [fa(18:1)-H]- 281.2480553035 -241 C18H33O2-
  486.50 1 [lyso_PC(-,18:2)-H2O]- 486.2984496923 414 C25H45NO6P-
  488.18 1 [lyso_PC(18:1,-)-H2O]- 488.3140997565 -274 C25H47NO6P-
  504.06 1 [lyso_PC(-,18:2)]- 504.3090143786 -493 C25H47NO7P-
  506.08 1 [lyso_PC(18:1,-)]- 506.3246644428 -482 C25H49NO7P-
PK$NUM_PEAK: 20
PK$PEAK: m/z int. rel.int.
  253.32 32.2 16
  255.22 15.1 7
  256.15 10.6 5
  257.40 37.4 18
  258.79 33.1 16
  261.29 12.8 6
  279.05 1860.8 908
  281.18 2048.0 999
  303.05 93.5 46
  304.12 93.5 46
  305.13 59.1 29
  307.32 9.5 5
  415.20 6.0 3
  462.95 7.2 4
  482.17 8.9 4
  485.90 9.0 4
  486.50 4.9 2
  488.18 108.6 53
  504.06 228.1 111
  506.08 213.3 104
//