ACCESSION: MSBNK-RIKEN-PR310874
RECORD_TITLE: Isoflavone base + 1O, 1MeO, O-MalonylHex; 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$NAME: Isoflavone base + 1O, 1MeO, O-MalonylHex
CH$COMPOUND_CLASS: Isoflavone O-glycosides
CH$FORMULA: C₂₅H₂₄O₁₂
CH$EXACT_MASS: 516.455
CH$SMILES: O=C(O)CC(=O)OCC4OC(OC1=CC=C2C(=O)C(=COC2(=C1))C3=CC=C(OC)C=C3)C(O)C(O)C4(O)
CH$IUPAC: InChI=1S/C25H24O12/c1-33-13-4-2-12(3-5-13)16-10-34-17-8-14(6-7-15(17)21(16)29)36-25-24(32)23(31)22(30)18(37-25)11-35-20(28)9-19(26)27/h2-8,10,18,22-25,30-32H,9,11H2,1H3,(H,26,27)
CH$LINK: INCHIKEY RDTAGQKYPGLCBK-UHFFFAOYSA-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 POSITIVE
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 5.43
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 517.1349

PK$SPLASH: splash10-014i-0090020000-15bc119dd00b599cbb2c
PK$NUM_PEAK: 21
PK$PEAK: m/z int. rel.int.
  118.60738 30.0 15
  202.49757 22.0 11
  214.09729 20.0 10
  237.04675 21.0 11
  241.09024 18.0 9
  253.03296 35.0 18
  254.04633 22.0 11
  268.14456 18.0 9
  269.05264 17.0 9
  269.08029 1992.0 999
  269.237 21.0 11
  269.90979 29.0 15
  270.0629 40.0 20
  270.08585 373.0 187
  270.65012 18.0 9
  271.07617 23.0 12
  271.08795 18.0 9
  296.59149 26.0 13
  517.08008 20.0 10
  517.13177 692.0 347
  517.14911 176.0 88
//