ACCESSION: MSBNK-RIKEN-PR310950
RECORD_TITLE: Scutellarein 7-O-beta-glucopyranoside; 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: Annotation level-1

CH$NAME: Scutellarein 7-O-beta-glucopyranoside
CH$COMPOUND_CLASS: Flavone O-glycosides
CH$FORMULA: C₂₁H₂₀O₁₁
CH$EXACT_MASS: 448.38
CH$SMILES: O=C2C=C(OC3=CC(OC1OC(CO)C(O)C(O)C1(O))=C(O)C(O)=C23)C4=CC=C(O)C=C4
CH$IUPAC: InChI=1S/C21H20O11/c22-7-14-17(26)19(28)20(29)21(32-14)31-13-6-12-15(18(27)16(13)25)10(24)5-11(30-12)8-1-3-9(23)4-2-8/h1-6,14,17,19-23,25-29H,7H2
CH$LINK: INCHIKEY VUGRLRAUZWGZJP-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 POSITIVE
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$CHROMATOGRAPHY: CAPILLARY_VOLTAGE +3.00 kV
AC$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 4.19
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 449.1091

PK$SPLASH: splash10-000i-0191000000-42c09626ec456fcf5ca8
PK$NUM_PEAK: 13
PK$PEAK: m/z int. rel.int.
  81.03146 18.0 53
  117.05453 16.0 47
  127.04954 25.0 74
  153.01404 20.0 59
  215.95039 23.0 68
  287.05713 339.0 999
  287.09839 17.0 50
  288.04568 25.0 74
  288.07104 73.0 215
  311.0672 18.0 53
  312.15927 63.0 186
  329.08011 16.0 47
  449.11618 37.0 109
//