ACCESSION: MSBNK-BS-BS003864
RECORD_TITLE: 3,6,2',4'-Tetrahydroxyflavone; LC-ESI-QTOF; MS2; CE:20 eV; [M-H]-
DATE: 2017.12.01 (Created 2014.01.11)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA

CH$NAME: 3,6,2',4'-Tetrahydroxyflavone
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C₁₅H₁₀O₆
CH$EXACT_MASS: 286.0477
CH$SMILES: C1(=C(C(=C(C(=C1O[H])[H])O[H])C2=C(C(=O)C3=C(O2)C(=C(C(=C3[H])O[H])[H])[H])O[H])[H])[H]
CH$IUPAC: InChI=1S/C15H10O6/c16-7-2-4-12-10(5-7)13(19)14(20)15(21-12)9-3-1-8(17)6-11(9)18/h1-6,16-18,20H
CH$LINK: INCHIKEY DNISTMYBAOCXPD-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:688718

AC$INSTRUMENT: Bruker impact HD
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 20 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.015
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8746-1505.13
AC$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 384.6 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 285.0406
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-0a4s-0490000000-4c9b34a35b369b7fe31d
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  149.0241 921 921
  229.0546 218 218
  255.0294 999 999
  285.0406 761 761
//