ACCESSION: MSBNK-RIKEN-PR305515
RECORD_TITLE: Gossypetin-8-C-glucoside; LC-ESI-QTOF; MS2
DATE: 2019.03.28
AUTHORS: Tetsuya Mori, Center for Sustainable Resource Science, RIKEN
LICENSE: CC BY-NC-SA
PUBLICATION: Tsugawa H., Nakabayashi R., Mori T., Yamada Y., Takahashi M., Rai A., Sugiyama R., Yamamoto H., Nakaya T., Yamazaki M., Kooke R., Bac-Molenaar JA., Oztolan-Erol N., Keurentjes JJB., Arita M., Saito K. (2019) "A cheminformatics approach to characterize metabolomes in stable-isotope-labeled organisms" Nature Methods 16(4):295-298. [doi:10.1038/s41592-019-0358-2]
COMMENT: registered in RIKEN PlaSMA

CH$NAME: Gossypetin-8-C-glucoside
CH$COMPOUND_CLASS: Flavonoid-8-O-glycosides
CH$FORMULA: C₂₁H₂₀O₁₃
CH$EXACT_MASS: 480.378
CH$SMILES: OCC1OC(OC2=C(O)C=C(O)C3=C2OC(=C(O)C3=O)C2=CC(O)=C(O)C=C2)C(O)C(O)C1O
CH$IUPAC: InChI=1S/C21H20O13/c22-5-11-13(27)15(29)17(31)21(32-11)34-19-10(26)4-9(25)12-14(28)16(30)18(33-20(12)19)6-1-2-7(23)8(24)3-6/h1-4,11,13,15,17,21-27,29-31H,5H2
CH$LINK: INCHIKEY SJRXVLUZMMDCNG-UHFFFAOYSA-N

AC$INSTRUMENT: LC, Waters Acquity UPLC System; MS, Waters Xevo G2 Q-Tof
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 6V
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 800/h
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 450 C
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE -2.75 kV
AC$CHROMATOGRAPHY: COLUMN_NAME Acquity bridged ethyl hybrid C18 (1.7 um, 2.1 mm * 100 mm, Waters)
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT A/B = (99.5%/0.5% at 0 min, 99.5%/0.5% at 0.1 min, 20%/80% at 10 min, 0.5%/99.5% at 10.1 min, 0.5%/99.5% at 12.0 min, 99.5%/0.5% at 12.1 min, 99.5%/0.5% at 15.0 min)
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 ml/min at 0 min, 0.3 ml/min at 10 min, 0.4 ml/min at 10.1 min, 0.4 ml/min at 14.4 min, 0.3 ml/min at 14.5 min
AC$CHROMATOGRAPHY: RETENTION_TIME 4.647167
AC$CHROMATOGRAPHY: SOLVENT A water including 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile including 0.1% formic acid

MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_M/Z 479.08311424783

PK$SPLASH: splash10-014i-0889000000-75b4dc08de9bb5e80938
PK$NUM_PEAK: 13
PK$PEAK: m/z int. rel.int.
  139.00629 99.0 99
  150.99866 118.0 118
  167.00069 340.0 340
  194.98608 429.0 429
  208.00253 118.0 118
  214.02406 158.0 158
  229.04016 99.0 99
  232.03346 281.0 281
  245.05933 113.0 113
  249.04588 123.0 123
  256.04001 103.0 103
  317.03162 1000.0 999
  318.02472 103.0 103
//