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MassBank Record: MSBNK-ACES_SU-AS000239

Daidzein; LC-ESI-QFT; MS2; CE: Ramp 20%-70% (nominal); R=30000; [M-H]-

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

ACCESSION: MSBNK-ACES_SU-AS000239
RECORD_TITLE: Daidzein; LC-ESI-QFT; MS2; CE: Ramp 20%-70% (nominal); R=30000; [M-H]-
DATE: 2022.08.15
AUTHORS: ACESx, Jonathan W. Martin Group
LICENSE: CC BY
COPYRIGHT: Stockholm University, ACESx, Jonathan W. Martin Group (C) 2022
COMMENT: CONFIDENCE Standard Compound (Level 1)

CH$NAME: Daidzein
CH$NAME: 7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one
CH$COMPOUND_CLASS: Phytoestrogens; Benzopyrans; Chromones; Flavonoids; Isoflavones
CH$FORMULA: C15H10O4
CH$EXACT_MASS: 254.0579
CH$SMILES: O=C1C(=COC2=CC(O)=CC=C12)C=3C=CC(O)=CC3
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

AC$INSTRUMENT: QExactive Orbitrap HF-X (Thermo Scientific)
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY Ramp 20%-70% (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 30000
AC$CHROMATOGRAPHY: COLUMN_NAME Waters; Acquity UPLC BEH C18, 2.1 x 100 mm, 1.7 um, Waters
AC$CHROMATOGRAPHY: FLOW_GRADIENT 98/2 at 4.2 min, 0/100 at 22 min, 0/100 at 25 min, 98/2 at 25.1 min, 98/2 at 30 min
AC$CHROMATOGRAPHY: FLOW_RATE 0.45mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 12.806100
AC$CHROMATOGRAPHY: UOA_RTI 430.9600
AC$CHROMATOGRAPHY: SOLVENT A 1 mM ammonium fluoride in water
AC$CHROMATOGRAPHY: SOLVENT B MeOH
AC$CHROMATOGRAPHY: COMMENT Coupled to online-solid-phase-extraction with Oasis® HLB (80 Å, 15 um, 2.1 x 20 mm, Waters) with a flow gradient of 98/2 at 0 min, 98/2 at 2.2 min, 0/0 at 4.2 min, 98/5 at 25.1 min, 98/2 at 30 with a flow rate of 0.5 mL/min

MS$FOCUSED_ION: BASE_PEAK 253.05063
MS$FOCUSED_ION: PRECURSOR_M/Z 253.0506
MS$FOCUSED_ION: ION_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE MS-DIAL

PK$SPLASH: splash10-0udi-0090000000-dad4ba2b7798cb2afde8
PK$NUM_PEAK: 11
PK$PEAK: m/z int. rel.int.
  91.01915 20785152 27
  132.02223 12681472 16
  133.02962 24239104 31
  135.00897 18121472 23
  180.05792 9822464 13
  196.0531 11610880 15
  208.05354 27202048 35
  209.06065 17051136 22
  223.0405 27060224 35
  224.04868 30262528 39
  253.05063 776150784 999
//

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