ACCESSION: MSBNK-RIKEN-PR305750
RECORD_TITLE: Acacetin; 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$NAME: Acacetin
CH$COMPOUND_CLASS: 4'-O-methylated flavonoids
CH$FORMULA: C₁₆H₁₂O₅
CH$EXACT_MASS: 284.267
CH$SMILES: COC1=CC=C(C=C1)C1=CC(=O)C2=C(O)C=C(O)C=C2O1
CH$IUPAC: InChI=1S/C16H12O5/c1-20-11-4-2-9(3-5-11)14-8-13(19)16-12(18)6-10(17)7-15(16)21-14/h2-8,17-18H,1H3
CH$LINK: INCHIKEY DANYIYRPLHHOCZ-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 7.367567
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 283.06119704783

PK$SPLASH: splash10-0159-0090000000-40f3ed9ebc9dec2805f0
PK$NUM_PEAK: 26
PK$PEAK: m/z int. rel.int.
  63.02169 13.0 13
  107.01078 19.0 19
  148.01277 10.0 10
  149.99341 12.0 12
  151.00214 39.0 39
  152.00679 6.0 6
  155.04407 6.0 6
  167.04863 14.0 14
  168.05458 6.0 6
  171.04259 15.0 15
  172.04999 17.0 17
  183.03835 7.0 7
  183.04774 6.0 6
  195.04221 8.0 8
  196.05421 9.0 9
  211.0386 51.0 51
  212.04623 16.0 16
  239.03328 46.0 46
  239.04115 18.0 18
  240.04031 65.0 65
  241.04399 9.0 9
  267.03189 24.0 24
  268.03622 1000.0 999
  269.03845 189.0 189
  270.04114 40.0 40
  283.06024 918.0 917
//