ACCESSION: MSBNK-RIKEN-PR309169
RECORD_TITLE: Hexosyl LPE 18:2; LC-ESI-QTOF; MS2
DATE: 2019.03.28
AUTHORS: Tetsuya Mori, Center for Sustainable Resource Science, RIKEN
LICENSE: CC BY-NC-SA
PUBLICATION: Tsugawa H., Nakabayashi R., Mori T., Yamada Y., Takahashi M., Rai A., Sugiyama R., Yamamoto H., Nakaya T., Yamazaki M., Kooke R., Bac-Molenaar JA., Oztolan-Erol N., Keurentjes JJB., Arita M., Saito K. (2019) "A cheminformatics approach to characterize metabolomes in stable-isotope-labeled organisms" Nature Methods 16(4):295-298. [doi:10.1038/s41592-019-0358-2]
COMMENT: Annotation level-3

CH$NAME: Hexosyl LPE 18:2
CH$COMPOUND_CLASS: Lipids
CH$FORMULA: C₂₉H₅₄NO₁₂P
CH$EXACT_MASS: 639.722
CH$SMILES: CCCCC\C=C\C\C=C\CCCCCCCC(=O)OC(CO)COP(O)(=O)OCCNC1OC(CO)C(O)C(O)C1O
CH$IUPAC: InChI=1S/C29H54NO12P/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-25(33)41-23(20-31)22-40-43(37,38)39-19-18-30-29-28(36)27(35)26(34)24(21-32)42-29/h6-7,9-10,23-24,26-32,34-36H,2-5,8,11-22H2,1H3,(H,37,38)/b7-6+,10-9+
CH$LINK: INCHIKEY HQYLDWZNTJHJNQ-AVQMFFATSA-N

AC$INSTRUMENT: LC, Waters Acquity UPLC System; MS, Waters Xevo G2 Q-Tof
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 6V
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 800/h
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 450 C
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE +3.00 kV
AC$CHROMATOGRAPHY: COLUMN_NAME Acquity bridged ethyl hybrid C18 (1.7 um, 2.1 mm * 100 mm, Waters)
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT A/B = (99.5%/0.5% at 0 min, 99.5%/0.5% at 0.1 min, 20%/80% at 10 min, 0.5%/99.5% at 10.1 min, 0.5%/99.5% at 12.0 min, 99.5%/0.5% at 12.1 min, 99.5%/0.5% at 15.0 min)
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 ml/min at 0 min, 0.3 ml/min at 10 min, 0.4 ml/min at 10.1 min, 0.4 ml/min at 14.4 min, 0.3 ml/min at 14.5 min
AC$CHROMATOGRAPHY: RETENTION_TIME 9.18
AC$CHROMATOGRAPHY: SOLVENT A water including 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile including 0.1% formic acid

MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_M/Z 638.3293

PK$SPLASH: splash10-002r-0080209000-62f9c0e36c13112a61df
PK$NUM_PEAK: 10
PK$PEAK: m/z int. rel.int.
  116.93166 16.0 67
  214.05537 22.0 92
  268.06311 18.0 75
  279.23776 220.0 920
  280.24109 16.0 67
  472.13547 16.0 67
  476.28378 40.0 167
  476.30222 22.0 92
  638.32526 239.0 999
  638.35083 55.0 230
//