ACCESSION: MSBNK-RIKEN-PR020020
RECORD_TITLE: Daidzein; LC-ESI-QTOF; MS
DATE: 2016.01.19 (Created 2006.12.27, modified 2011.05.06)
AUTHORS: Tohge T, Plant Science Center, RIKEN.
LICENSE: CC BY-SA

CH$NAME: 4' 7-dihydroxyisoflavone
CH$NAME: 7-hydroxy-3-(4-hydroxyphenyl)chromen-4-one
CH$NAME: Daidzein
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₁₅H₁₀O₄
CH$EXACT_MASS: 254.05791
CH$SMILES: Oc(c3)ccc(c3)C(=C1)C(=O)c(c2)c(cc(O)c2)O1
CH$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: CHEBI 28197
CH$LINK: KEGG C10208
CH$LINK: NIKKAJI J6.014C
CH$LINK: PUBCHEM SID:12394 CID:5281708
CH$LINK: INCHIKEY ZQSIJRDFPHDXIC-UHFFFAOYSA-N
CH$LINK: COMPTOX DTXSID9022310

AC$INSTRUMENT: UPLC Q-Tof Premier, Waters
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 5.0 V
AC$MASS_SPECTROMETRY: DATAFORMAT Centroid
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 600.0 L/Hr
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 350 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE LOW-ENERGY CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: SCANNING 0.6 sec/scan (m/z = 200-1200)
AC$MASS_SPECTROMETRY: SOURCE_TEMPERATURE 100 C
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE 3.0 kV
AC$CHROMATOGRAPHY: COLUMN_NAME ACQUITY UPLC BEH C18 2.1 by 100 mm (Waters, Milford, MA,USA)
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 35 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 0/100 at 0 min, 15/85 at 5 min, 21/79 at 20 min, 90/10 at 24 min, 95/5 at 26 min, 0/100, 30 min.
AC$CHROMATOGRAPHY: FLOW_RATE 0.5 ml/min
AC$CHROMATOGRAPHY: RETENTION_TIME 16.21 min
AC$CHROMATOGRAPHY: SAMPLING_CONE 23.0 V
AC$CHROMATOGRAPHY: SOLVENT A CH3CN(0.1%TFA)
AC$CHROMATOGRAPHY: SOLVENT B H2O(0.1%TFA)

MS$FOCUSED_ION: FULL_SCAN_FRAGMENT_ION_PEAK 255
MS$FOCUSED_ION: ION_TYPE [M+H]+
MS$DATA_PROCESSING: FIND_PEAK ignore rel.int. < 10
MS$DATA_PROCESSING: WHOLE MassLynx 4.1

PK$SPLASH: splash10-0a4i-0090000000-d25bba2f5a1ac12e3d86
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  255.0729 2225 999
  256.0851 328.6 148
  257.0117 53.88 24
  277.0641 31.28 14
//