ACCESSION: MSBNK-BS-BS003308
RECORD_TITLE: Vitexin; LC-ESI-QTOF; MS2; CE:40 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$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.022
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$SPLASH: splash10-01q9-0096000000-5352d14a270cef7d0573
PK$NUM_PEAK: 11
PK$PEAK: m/z int. rel.int.
  268.0374 30 30
  269.0439 34 34
  281.0445 39 39
  282.0508 27 27
  283.0603 999 999
  284.0631 123 123
  293.0449 40 40
  311.0552 759 759
  312.0581 90 90
  323.0547 52 52
  341.0647 34 34
//