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MassBank Record: MSBNK-RIKEN-PR303772

Withanone; LC-ESI-QTOF; MS2

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

ACCESSION: MSBNK-RIKEN-PR303772
RECORD_TITLE: Withanone; 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$NAME: Withanone
CH$COMPOUND_CLASS: Withanolides and derivatives
CH$FORMULA: C28H38O6
CH$EXACT_MASS: 470.606
CH$SMILES: C[C@H]([C@H]1CC(C)=C(C)C(=O)O1)[C@@]1(O)CC[C@H]2[C@@H]3[C@@H]4O[C@@H]4[C@@]4(O)CC=CC(=O)[C@]4(C)[C@H]3CC[C@]12C
CH$IUPAC: InChI=1S/C28H38O6/c1-14-13-19(33-24(30)15(14)2)16(3)27(31)12-9-17-21-18(8-11-25(17,27)4)26(5)20(29)7-6-10-28(26,32)23-22(21)34-23/h6-7,16-19,21-23,31-32H,8-13H2,1-5H3/t16-,17+,18+,19-,21+,22+,23+,25+,26+,27+,28+/m1/s1
CH$LINK: INCHIKEY FAZIYUIDUNHZRG-PCTWTJKKSA-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 6.823534
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 471.2741154

PK$SPLASH: splash10-00di-1112900000-bd9a17eadc0eddf56a3c
PK$NUM_PEAK: 12
PK$PEAK: m/z int. rel.int.
  68.97172 122.0 122
  89.50499 107.0 107
  197.0995 193.0 193
  263.13513 107.0 107
  264.15414 86.0 86
  302.18964 132.0 132
  357.23813 86.0 86
  371.22733 91.0 91
  417.2529 86.0 86
  418.24808 132.0 132
  471.27078 1000.0 999
  471.29312 107.0 107
//

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