ACCESSION: MSBNK-RIKEN_ReSpect-PT209260
RECORD_TITLE: 5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxychromen-4-one, Kaempferol-3-Rhamnoside, Afzelin, Kaem-3-Rha; LC-ESI-QTOF; MS2
DATE: 2008.09.29
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$NAME: 5,7-dihydroxy-2-(4-hydroxyphenyl)-3-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxychromen-4-one
CH$NAME: Kaempferol-3-Rhamnoside
CH$NAME: Afzelin
CH$NAME: Kaem-3-Rha
CH$COMPOUND_CLASS: CLASS1 Flavonoid CLASS2 Flavonol CLASS3 Kaempferol glycoside
CH$FORMULA: C₂₁H₂₀O₁₀
CH$EXACT_MASS: 432.381
CH$SMILES: CC1C(C(C(C(O1)OC2=C(OC3=CC(=CC(=C3C2=O)O)O)C4=CC=C(C=C4)O)O)O)O
CH$IUPAC: InChI=1S/C21H20O10/c1-8-15(25)17(27)18(28)21(29-8)31-20-16(26)14-12(24)6-11(23)7-13(14)30-19(20)9-2-4-10(22)5-3-9/h2-8,15,17-18,21-25,27-28H,1H3
CH$LINK: CAS 482-39-3
CH$LINK: INCHIKEY SOSLMHZOJATCCP-UHFFFAOYSA-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 431.09782

PK$SPLASH: splash10-0540-0090200000-abad8afff617ff354fa3
PK$NUM_PEAK: 12
PK$PEAK: m/z int. rel.int.
  183.0447 154.7 65
  211.0404 140.1 59
  227.0352 1336.0 563
  229.0517 263.3 111
  255.0306 1688.0 712
  256.0369 209.6 88
  257.0468 166.5 70
  284.0334 1503.0 634
  285.041 2370.0 999
  286.0453 160.5 68
  431.0978 1771.0 747
  432.1087 155.5 66
//