ACCESSION: MSBNK-BAFG-CSL2311092170
RECORD_TITLE: Daidzein; LC-ESI-QTOF; MS2; 70 V
DATE: 2023.11.09
AUTHORS: Kevin S. Jewell; Björn Ehlig; Arne Wick
LICENSE: dl-de/by-2-0
COPYRIGHT: Copyright 2023 Federal Institute of Hydrology, Koblenz, Germany
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: Chromatography method: dx.doi.org/10.1016/j.chroma.2015.11.014
COMMENT: Acquisition method: 10.1002/rcm.8541

CH$NAME: Daidzein
CH$COMPOUND_CLASS: Pharmaceutical
CH$FORMULA: C₁₅H₁₀O₄
CH$EXACT_MASS: 254.0579
CH$SMILES: Oc1ccc(cc1)C2=COc3cc(O)ccc3C2=O
CH$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$LINK: CAS 486-66-8
CH$LINK: INCHIKEY ZQSIJRDFPHDXIC-UHFFFAOYSA-N

AC$INSTRUMENT: TripleTOF 5600 SCIEX
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 70
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: COLUMN_NAME Zorbax Eclipse Plus C18 2.1 mm x 150 mm, 3.5 um, Agilent
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 °C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 0 min min 98% A, 1 min 98% A, 2 min 80% A, 16.5 min 2% A, 22 min 2% A, 22.1 min 98% A, 27 min 98% A
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 7.744 min
AC$CHROMATOGRAPHY: SOLVENT A: Water 0.1% Formic acid, B: Acetonitrile 0.1% Formic acid

MS$FOCUSED_ION: PRECURSOR_M/Z 253.0506
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: COMMENT Export with Spectra 1.9.12 MsBackendMassbank 1.7.4
MS$DATA_PROCESSING: WHOLE RMassBank 2.3.1

PK$SPLASH: splash10-00lv-4900000000-929a793a5e4f4ab2d900
PK$NUM_PEAK: 15
PK$PEAK: m/z int. rel.int.
  41.0078 7.2 319
  65.0056 8 355
  77.0415 1.6 71
  89.0411 1.6 71
  91.02 13.7 608
  104.0283 9.2 408
  117.0359 1.9 84
  132.023 22.5 999
  133.0309 2.2 97
  141.0342 1.2 53
  167.0517 10.5 466
  180.0589 2.1 93
  195.0458 18.6 825
  208.0486 1.3 57
  223.0382 3.8 168
//