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MassBank Record: MSBNK-RIKEN-PR303775

Withanone; LC-ESI-QTOF; MS2

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

ACCESSION: MSBNK-RIKEN-PR303775
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$SPLASH: splash10-0301-2692000000-11307d0c505e17848c78
PK$NUM_PEAK: 21
PK$PEAK: m/z int. rel.int.
  67.05682 1000.0 999
  123.08019 424.0 424
  149.08521 303.0 303
  161.09459 258.0 258
  163.14517 409.0 409
  171.0856 470.0 470
  172.08035 333.0 333
  173.11853 273.0 273
  191.08363 303.0 303
  213.13246 803.0 802
  247.13995 500.0 500
  248.11971 379.0 379
  249.03769 303.0 303
  281.15582 258.0 258
  281.16589 303.0 303
  286.00238 364.0 364
  289.15601 318.0 318
  293.19144 303.0 303
  299.16345 500.0 500
  319.13058 545.0 544
  344.11658 394.0 394
//

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