MassBank Record: BS003247

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Baicalein; LC-ESI-QTOF; MS2; CE:40 eV; [M-H]-

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

ACCESSION: BS003247
RECORD_TITLE: Baicalein; LC-ESI-QTOF; MS2; CE:40 eV; [M-H]-
DATE: 2017.12.01 (Created 2013.11.18)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA 4.0 International

CH$NAME: Baicalein
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C15H10O5
CH$EXACT_MASS: 270.0528
CH$SMILES: C1(=C(C(=C(C(=C1[H])[H])C2=C(C(=O)C3=C(O2)C(=C(C(=C3O[H])O[H])O[H])[H])[H])[H])[H])[H]
CH$IUPAC: InChI=1S/C15H10O5/c16-9-6-11(8-4-2-1-3-5-8)20-12-7-10(17)14(18)15(19)13(9)12/h1-7,17-19H
CH$LINK: INCHIKEY FXNFHKRTJBSTCS-UHFFFAOYSA-N
CH$LINK: CAS 27462-75-5
CH$LINK: COMPTOX DTXSID2022389

AC$INSTRUMENT: Bruker impact HD
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.014
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8757-1505.12
AC$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 685.8 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 269.0452
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-000i-0910000000-4cc66ae52ae7f30ab947
PK$NUM_PEAK: 18
PK$PEAK: m/z int. rel.int.
  111.0094 237 237
  115.0584 117 117
  123.0197 177 177
  127.0691 98 98
  137.0073 999 999
  138.0134 127 127
  139.0234 365 365
  139.0764 162 162
  141.0882 135 135
  143.0716 166 166
  167.0730 207 207
  169.0840 111 111
  171.0668 225 225
  195.0627 193 193
  223.0479 225 225
  224.0560 97 97
  239.0396 179 179
  269.0452 102 102
//