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MassBank Record: PT208460

isookanin-7-glucoside, Flavanomarein, iso-Okanin-7-glucoside, 3',4',7,8-Tetrahydroxyflavanone-7-O-glucoside, iOkn-7-Glc, (2S)-2-(3,4-dihydroxyphenyl)-8-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychroman-4-one; LC-ESI-QTOF; MS2

Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk)

ACCESSION: PT208460
RECORD_TITLE: isookanin-7-glucoside, Flavanomarein, iso-Okanin-7-glucoside, 3',4',7,8-Tetrahydroxyflavanone-7-O-glucoside, iOkn-7-Glc, (2S)-2-(3,4-dihydroxyphenyl)-8-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychroman-4-one; LC-ESI-QTOF; MS2
DATE: 2008.07.28
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$NAME: isookanin-7-glucoside
CH$NAME: Flavanomarein
CH$NAME: iso-Okanin-7-glucoside
CH$NAME: 3',4',7,8-Tetrahydroxyflavanone-7-O-glucoside
CH$NAME: iOkn-7-Glc
CH$NAME: (2S)-2-(3,4-dihydroxyphenyl)-8-hydroxy-7-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychroman-4-one
CH$COMPOUND_CLASS: CLASS1 Flavonoid CLASS2 Flavanone CLASS3 Isookanin glycoside
CH$FORMULA: C21H22O11
CH$EXACT_MASS: 450.396
CH$SMILES: C1C(OC2=C(C1=O)C=CC(=C2O)OC3C(C(C(C(O3)CO)O)O)O)C4=CC(=C(C=C4)O)O
CH$IUPAC: InChI=1S/C21H22O11/c22-7-15-16(26)18(28)19(29)21(32-15)31-13-4-2-9-11(24)6-14(30-20(9)17(13)27)8-1-3-10(23)12(25)5-8/h1-5,14-16,18-19,21-23,25-29H,6-7H2
CH$LINK: CAS 577-38-8
CH$LINK: INCHIKEY DGGOLFCPSUVVHX-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 449.10841

PK$SPLASH: splash10-000i-0930200000-c78b1f824e2751c91fd9
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  135.046 4572.0 999
  151.0043 2576.0 563
  269.0485 464.7 102
  287.0574 2199.0 480
  449.1084 2207.0 482
//

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