ACCESSION: MSBNK-BS-BS003301
RECORD_TITLE: 7,4'-Dimethoxy-3-hydroxyflavone; LC-ESI-QTOF; MS2; CE:30 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

CH$NAME: 7,4'-Dimethoxy-3-hydroxyflavone
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C₁₇H₁₄O₅
CH$EXACT_MASS: 298.0841
CH$SMILES: C(OC1=C(C(=C(C(=C1[H])[H])C2=C(C(=O)C3=C(O2)C(=C(C(=C3[H])[H])OC([H])([H])[H])[H])O[H])[H])[H])([H])([H])[H]
CH$IUPAC: InChI=1S/C17H14O5/c1-20-11-5-3-10(4-6-11)17-16(19)15(18)13-8-7-12(21-2)9-14(13)22-17/h3-9,19H,1-2H3
CH$LINK: CAS 13198-99-7
CH$LINK: COMPTOX DTXSID00157285
CH$LINK: INCHIKEY IFHXSMSQHPVVSF-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:265699

AC$INSTRUMENT: Bruker impact HD
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 30 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.017
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8742-1505.09
AC$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 1035 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 297.1
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-00kr-0090000000-836b8e5369b5c54df80a
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  239.0350 999 999
  240.0434 180 180
  267.0338 813 813
//