ACCESSION: MSBNK-BS-BS003963
RECORD_TITLE: Oroxylin A; LC-ESI-QTOF; MS2; CE:30 eV; [M-H]-
DATE: 2017.12.01 (Created 2014.08.28)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA

CH$NAME: Oroxylin A
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C₁₆H₁₂O₅
CH$EXACT_MASS: 284.0685
CH$SMILES: C(OC1=C(C2=C(C(=C1O[H])[H])OC(=C(C2=O)[H])C3=C(C(=C(C(=C3[H])[H])[H])[H])[H])O[H])([H])([H])[H]
CH$IUPAC: InChI=1S/C16H12O5/c1-20-16-11(18)8-13-14(15(16)19)10(17)7-12(21-13)9-5-3-2-4-6-9/h2-8,18-19H,1H3
CH$LINK: CAS 480-11-5
CH$LINK: COMPTOX DTXSID70197375
CH$LINK: INCHIKEY LKOJGSWUMISDOF-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:5320315

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 0.019
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8482-1505.11
AC$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 807.6 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 283.1
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-014i-0190000000-52f76872511cbf4d32fc
PK$NUM_PEAK: 14
PK$PEAK: m/z int. rel.int.
  110.0003 39 39
  136.9874 24 24
  137.9946 21 21
  163.0024 31 31
  165.9898 127 127
  184.0518 48 48
  211.0386 34 34
  223.0383 49 49
  224.0452 21 21
  239.0339 238 238
  240.0396 79 79
  267.0284 134 134
  268.0366 999 999
  269.0394 134 134
//