MassBank Record: BS003309



 Vitexin; LC-ESI-QTOF; MS2; CE:50 eV; [M-H]- 
Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk) \n

ACCESSION: BS003309
RECORD_TITLE: Vitexin; LC-ESI-QTOF; MS2; CE:50 eV; [M-H]-
DATE: 2017.12.01 (2013.11.09)
AUTHORS: , Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA 4.0 International

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$LINK: INCHIKEY SGEWCQFRYRRZDC-VPRICQMDSA-N CH$LINK: CAS 3681-93-4
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 //