ACCESSION: MSBNK-RIKEN-PR302673
RECORD_TITLE: Daidzein; 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: registered in RIKEN PlaSMA

CH$NAME: Daidzein
CH$COMPOUND_CLASS: Isoflavones
CH$FORMULA: C₁₅H₁₀O₄
CH$EXACT_MASS: 254.241
CH$SMILES: OC1=CC=C(C=C1)C1=COC2=C(C=CC(O)=C2)C1=O
CH$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 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 5.152583
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 255.0651853

PK$SPLASH: splash10-0a4i-0390000000-59d510953c2475e09040
PK$NUM_PEAK: 29
PK$PEAK: m/z int. rel.int.
  91.0546 15.0 15
  115.05608 5.0 5
  119.04951 7.0 7
  128.06279 20.0 20
  129.06424 6.0 6
  129.07053 8.0 8
  131.048 6.0 6
  137.02319 67.0 67
  145.02512 7.0 7
  145.03107 7.0 7
  152.06 16.0 16
  152.06598 10.0 10
  153.0694 29.0 29
  171.07983 8.0 8
  181.06522 66.0 66
  182.06537 14.0 14
  184.05309 8.0 8
  197.05954 14.0 14
  197.06538 5.0 5
  199.0603 9.0 9
  199.07536 64.0 64
  200.07988 12.0 12
  209.05415 6.0 6
  227.06342 13.0 13
  227.07408 34.0 34
  237.05783 22.0 22
  255.02277 6.0 6
  255.06535 1000.0 999
  255.11055 15.0 15
//