MassBank Record: UT001632



 Sphingomyelin d18:1-C19:0; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 32.70; Exp: 1 
Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk) \n

ACCESSION: UT001632
RECORD_TITLE: Sphingomyelin d18:1-C19:0; LC-ESI-ITFT; MS3; [M+CH3COO]-/[M-CH3]-; RT: 32.70; 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. J Chromatogr A (2010), doi:10.1016/j.chroma.2010.04.034 (in press)

CH$NAME: Sphingomyelin d18:1-C19:0 CH$COMPOUND_CLASS: Natural Product; Sphingolipids; Phosphosphingolipids; Ceramide phosphocholines (sphingomyelins) CH$FORMULA: C42H85N2O6P CH$EXACT_MASS: 744.61452 CH$SMILES: C(CCC)CCCCCCCCCC=CC(C(NC(=O)CCCCCCCCCCCCCCCCCC)COP(OCC[N+1](C)(C)C)([O-1])=O)O CH$IUPAC: InChI=1S/C42H85N2O6P/c1-6-8-10-12-14-16-18-20-21-22-24-26-28-30-32-34-36-42(46)43-40(39-50-51(47,48)49-38-37-44(3,4)5)41(45)35-33-31-29-27-25-23-19-17-15-13-11-9-7-2/h33,35,40-41,45H,6-32,34,36-39H2,1-5H3,(H-,43,46,47,48)/b35-33+/t40-,41+/m1/s1 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 32.50 min (in paper: 32.7 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$FOCUSED_ION: PRECURSOR_M/Z 803.63/729.35 MS$FOCUSED_ION: PRECURSOR_TYPE [M+CH3COO]-/[M-CH3]- MS$DATA_PROCESSING: WHOLE Xcalibur ver-2.0
PK$SPLASH: splash10-0002-0000900000-9ca79e0801474778b93b PK$ANNOTATION: m/z num ( type mass error(ppm) formula ) 449.26 1 [lyso SM(18:1,-)]- 449.3144341075 -120 C22H46N2O5P- PK$NUM_PEAK: 1 PK$PEAK: m/z int. rel.int. 449.26 50.9 999 //