ACCESSION: MSBNK-RIKEN-PR306036
RECORD_TITLE: Sakuranetin; 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$NAME: Sakuranetin
CH$COMPOUND_CLASS: 7-O-methylated flavonoids
CH$FORMULA: C₁₆H₁₄O₅
CH$EXACT_MASS: 286.283
CH$SMILES: COC1=CC(O)=C2C(=O)CC(OC2=C1)C1=CC=C(O)C=C1
CH$IUPAC: InChI=1S/C16H14O5/c1-20-11-6-12(18)16-13(19)8-14(21-15(16)7-11)9-2-4-10(17)5-3-9/h2-7,14,17-18H,8H2,1H3
CH$LINK: INCHIKEY DJOJDHGQRNZXQQ-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 7.422333
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 285.07684714783

PK$SPLASH: splash10-014i-0920000000-77eb60de6cd2a6b040ec
PK$NUM_PEAK: 27
PK$PEAK: m/z int. rel.int.
  65.00432 7.0 7
  91.01864 18.0 18
  93.03349 90.0 90
  95.04247 6.0 6
  97.02715 56.0 56
  106.00237 5.0 5
  108.01951 11.0 11
  119.04817 808.0 807
  120.05161 79.0 79
  121.02827 50.0 50
  121.99805 21.0 21
  124.01433 6.0 6
  145.02875 14.0 14
  145.03665 5.0 5
  149.99309 45.0 45
  150.99988 7.0 7
  164.01035 19.0 19
  165.01744 1000.0 999
  166.02161 97.0 97
  167.02321 6.0 6
  168.02596 6.0 6
  179.03098 11.0 11
  179.03835 13.0 13
  191.03023 7.0 7
  269.04715 7.0 7
  270.05444 8.0 8
  285.07526 690.0 689
//