ACCESSION: MSBNK-BS-BS003309
RECORD_TITLE: Vitexin; LC-ESI-QTOF; MS2; CE:50 eV; [M-H]-
DATE: 2017.12.01 (Created 2013.11.09)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA

CH$NAME: Vitexin
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C₂₁H₂₀O₁₀
CH$EXACT_MASS: 432.1056
CH$SMILES: C1(=C(C(=C(C(=C1C2=C(C(=O)C3=C(O2)C(=C(C(=C3O[H])[H])O[H])[C@@]4([H])[C@@]([H])([C@]([H])([C@@]([H])([C@]([H])(O4)C(O[H])([H])[H])O[H])O[H])O[H])[H])[H])[H])O[H])[H])[H]
CH$IUPAC: InChI=1S/C21H20O10/c22-7-14-17(27)18(28)19(29)21(31-14)16-11(25)5-10(24)15-12(26)6-13(30-20(15)16)8-1-3-9(23)4-2-8/h1-6,14,17-19,21-25,27-29H,7H2/t14-,17-,18+,19-,21+/m1/s1
CH$LINK: CAS 3681-93-4
CH$LINK: COMPTOX DTXSID90190287
CH$LINK: INCHIKEY SGEWCQFRYRRZDC-VPRICQMDSA-N
CH$LINK: PUBCHEM CID:5280441

AC$INSTRUMENT: Bruker impact HD
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 50 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.023
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8815-2005.3
AC$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 297 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 431.1
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-001i-0190000000-33aab7c5c534e3bd93d2
PK$NUM_PEAK: 17
PK$PEAK: m/z int. rel.int.
  117.0338 107 107
  121.0290 20 20
  135.0444 22 22
  149.0238 21 21
  161.0234 30 30
  163.0371 27 27
  239.0689 44 44
  268.0370 58 58
  269.0439 40 40
  281.0440 48 48
  282.0511 43 43
  283.0600 999 999
  284.0631 119 119
  293.0443 52 52
  295.0596 22 22
  311.0544 117 117
  323.0546 20 20
//