ACCESSION: MSBNK-BS-BS003737
RECORD_TITLE: 3',4',7-Trihydroxyisoflavone; LC-ESI-QTOF; MS2; CE:10 eV; [M-H]-
DATE: 2017.12.01 (Created 2014.01.05)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA

CH$NAME: 3',4',7-Trihydroxyisoflavone
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C₁₅H₁₀O₅
CH$EXACT_MASS: 270.0528
CH$SMILES: C1(=C(C(=C(C(=C1C2=C(OC3=C(C2=O)C(=C(C(=C3[H])O[H])[H])[H])[H])[H])O[H])O[H])[H])[H]
CH$IUPAC: InChI=1S/C15H10O5/c16-9-2-3-10-14(6-9)20-7-11(15(10)19)8-1-4-12(17)13(18)5-8/h1-7,16-18H
CH$LINK: CAS 485-63-2
CH$LINK: COMPTOX DTXSID3022451
CH$LINK: INCHIKEY DDKGKOOLFLYZDL-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:5284648

AC$INSTRUMENT: Bruker impact HD
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.014
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8808-1505.22
AC$CHROMATOGRAPHY: COLUMN_NAME Waters Acquity BEH C18 1.7um x 2.1 x 150 mm
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 20/80 at 35 min; 5/95 at 35 min, 5/95 at 38 min; 95/5 at 38.1 min, 95/5 at 45 min
AC$CHROMATOGRAPHY: FLOW_RATE FLOW_RATE 560 uL / min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.05% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile with 0.05 % formic acid
AC$CHROMATOGRAPHY: RETENTION_TIME 362.4 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 269.0451
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-014i-0090000000-1882606cde229ce00d52
PK$NUM_PEAK: 7
PK$PEAK: m/z int. rel.int.
  239.0345 116 116
  240.0371 41 41
  267.0294 477 477
  268.0334 76 76
  269.0451 999 999
  270.0483 150 150
  271.0494 21 21
//