ACCESSION: MSBNK-RIKEN_ReSpect-PT208740
RECORD_TITLE: Vitexin; LC-ESI-QTOF; MS2
DATE: 2008.07.29
AUTHORS: Matsuda F, Suzuki M, Sawada Y, Plant Science Center, RIKEN.
LICENSE: CC BY-NC
COPYRIGHT: Copyright(C) 2009 Plant Science Center, RIKEN
COMMENT: Build 1 2009/06/24
COMMENT: Acquisition and generation of the data is financially supported in part by CREST/JST.

CH$NAME: apigenin-8-C-glucoside
CH$NAME: 8-beta-D-Glucopyranosyl-apigenin
CH$NAME: 5,7-dihydroxy-2-(4-hydroxyphenyl)-8-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]chromen-4-one
CH$NAME: Vitexin
CH$NAME: Orientoside
CH$NAME: Vitx
CH$COMPOUND_CLASS: CLASS1 Flavonoid CLASS2 Flavone CLASS3 Apigenin glycoside
CH$FORMULA: C₂₁H₂₀O₁₀
CH$EXACT_MASS: 432.381
CH$SMILES: C1=CC(=CC=C1C2=CC(=O)C3=C(O2)C(=C(C=C3O)O)[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O
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: INCHIKEY SGEWCQFRYRRZDC-VPRICQMDSA-N

AC$INSTRUMENT: Q-Tof Premier, Waters
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: COLLISION_ENERGY Ramp 5-45 V
AC$MASS_SPECTROMETRY: CAPILLARY_VOLTAGE 3.0 kV
AC$CHROMATOGRAPHY: SOLVENT CH3CN/H2O

MS$FOCUSED_ION: ION_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_M/Z 431.09784

PK$SPLASH: splash10-01q9-0159500000-583034e46f0e579a0fed
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  117.0356 777.5 189
  283.0634 2672.0 649
  311.0576 4115.0 999
  341.0706 415.8 101
  431.0978 2775.0 674
//