ACCESSION: MSBNK-BS-BS003586
RECORD_TITLE: 7-Hydroxy-3'-methoxyflavone; LC-ESI-QTOF; MS2; CE:40 eV; [M-H]-
DATE: 2017.12.01 (Created 2013.11.23)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA

CH$NAME: 7-Hydroxy-3'-methoxyflavone
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C₁₆H₁₂O₄
CH$EXACT_MASS: 268.0736
CH$SMILES: C(OC1=C(C(=C(C(=C1[H])C2=C(C(=O)C3=C(O2)C(=C(C(=C3[H])[H])O[H])[H])[H])[H])[H])[H])([H])([H])[H]
CH$IUPAC: InChI=1S/C16H12O4/c1-19-12-4-2-3-10(7-12)15-9-14(18)13-6-5-11(17)8-16(13)20-15/h2-9,17H,1H3
CH$LINK: INCHIKEY PTXIWVJSAQPKEY-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:5393153

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 0.017
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8812-1505.21
AC$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 720.6 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 267.07
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-00di-0490000000-28de4f3198bff5e0e40e
PK$NUM_PEAK: 13
PK$PEAK: m/z int. rel.int.
  135.0086 171 171
  136.0115 13 13
  153.0184 13 13
  167.0498 22 22
  168.0573 14 14
  195.0448 356 356
  196.0495 71 71
  223.0400 56 56
  224.0476 999 999
  225.0510 108 108
  226.0536 12 12
  252.0432 123 123
  253.0468 17 17
//