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MassBank Record: MSBNK-RIKEN-PR302743

(-)-Epicatechin; LC-ESI-QTOF; MS2

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

ACCESSION: MSBNK-RIKEN-PR302743
RECORD_TITLE: (-)-Epicatechin; 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$NAME: (-)-Epicatechin
CH$COMPOUND_CLASS: Catechins
CH$FORMULA: C15H14O6
CH$EXACT_MASS: 290.271
CH$SMILES: O[C@@H]1CC2=C(O)C=C(O)C=C2O[C@@H]1C1=CC(O)=C(O)C=C1
CH$IUPAC: InChI=1S/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15-/m1/s1
CH$LINK: INCHIKEY PFTAWBLQPZVEMU-UKRRQHHQSA-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 3.433967
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 291.0863146

PK$SPLASH: splash10-0079-0900000000-25fbcd9f2face2105a4a
PK$NUM_PEAK: 38
PK$PEAK: m/z int. rel.int.
  55.01049 47.0 47
  83.05135 41.0 41
  92.31755 38.0 38
  95.04974 43.0 43
  111.04459 56.0 56
  115.05421 101.0 101
  119.05034 101.0 101
  120.05258 38.0 38
  123.03114 79.0 79
  123.04388 853.0 852
  124.04662 58.0 58
  124.33508 45.0 45
  133.05923 34.0 34
  133.0663 70.0 70
  136.64204 41.0 41
  137.02388 128.0 128
  137.05983 52.0 52
  139.02843 58.0 58
  139.03902 1000.0 999
  140.03793 133.0 133
  143.04639 45.0 45
  144.06117 41.0 41
  147.02132 70.0 70
  147.04257 293.0 293
  152.00522 31.0 31
  152.04036 54.0 54
  159.08403 45.0 45
  161.05479 205.0 205
  161.06647 149.0 149
  162.06288 47.0 47
  163.02852 43.0 43
  163.03644 36.0 36
  165.05823 131.0 131
  177.05461 97.0 97
  181.06772 36.0 36
  189.04877 41.0 41
  207.06328 63.0 63
  291.0882 52.0 52
//

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