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MassBank Record: MSBNK-RIKEN-PR303152

6-Methoxy-7-hydroxycoumarin; LC-ESI-QTOF; MS2

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

ACCESSION: MSBNK-RIKEN-PR303152
RECORD_TITLE: 6-Methoxy-7-hydroxycoumarin; 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$NAME: 6-Methoxy-7-hydroxycoumarin
CH$COMPOUND_CLASS: 7-hydroxycoumarins
CH$FORMULA: C10H8O4
CH$EXACT_MASS: 192.17
CH$SMILES: COC1=C(O)C=C2OC(=O)C=CC2=C1
CH$IUPAC: InChI=1S/C10H8O4/c1-13-9-4-6-2-3-10(12)14-8(6)5-7(9)11/h2-5,11H,1H3
CH$LINK: INCHIKEY RODXRVNMMDRFIK-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 4.239666
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 193.0495352

PK$SPLASH: splash10-0006-0900000000-604a7d8adbcc62b0a31f
PK$NUM_PEAK: 21
PK$PEAK: m/z int. rel.int.
  77.03852 6.0 6
  94.04234 27.0 27
  105.03326 15.0 15
  122.03522 36.0 36
  133.02747 203.0 203
  134.03073 24.0 24
  137.05814 67.0 67
  138.06299 7.0 7
  149.02017 5.0 5
  149.05847 17.0 17
  150.02159 12.0 12
  150.03209 55.0 55
  161.0195 8.0 8
  165.05637 11.0 11
  178.0253 150.0 150
  179.0244 7.0 7
  179.03098 10.0 10
  192.0407 12.0 12
  193.01981 8.0 8
  193.04932 1000.0 999
  193.08884 18.0 18
//

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