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MassBank Record: MSBNK-RIKEN-PR309181

Isoflavone base + 2O; LC-ESI-QTOF; MS2

Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk)

ACCESSION: MSBNK-RIKEN-PR309181
RECORD_TITLE: Isoflavone base + 2O; 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$NAME: Isoflavone base + 2O
CH$COMPOUND_CLASS: Isoflavone O-glycosides
CH$FORMULA: C15H10O4
CH$EXACT_MASS: 254.241
CH$SMILES: O=C1C(=COC=2C=C(O)C=CC1=2)C3=CC=C(O)C=C3
CH$IUPAC: InChI=1S/C15H10O4/c16-10-3-1-9(2-4-10)13-8-19-14-7-11(17)5-6-12(14)15(13)18/h1-8,16-17H
CH$LINK: INCHIKEY ZQSIJRDFPHDXIC-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 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 5.88
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 253.049

PK$SPLASH: splash10-0udi-0090000000-b5500810d5e4040314c6
PK$NUM_PEAK: 20
PK$PEAK: m/z int. rel.int.
  153.02576 20.0 13
  179.05618 17.0 11
  195.04102 183.0 115
  196.04622 16.0 10
  196.05757 16.0 10
  197.04405 20.0 13
  208.05231 16.0 10
  211.03328 18.0 11
  223.03613 430.0 270
  223.04495 162.0 102
  224.03709 58.0 36
  224.04384 69.0 43
  224.06194 17.0 11
  225.05318 56.0 35
  225.06149 43.0 27
  236.0419 37.0 23
  251.03351 150.0 94
  251.08954 16.0 10
  252.03607 18.0 11
  253.04829 1590.0 999
//

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