MassBank Record: PR302723

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(-)-Epicatechin; LC-ESI-QTOF; MS2
Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk) \n
metabolomics-usi visualisation

ACCESSION: PR302723
RECORD_TITLE: (-)-Epicatechin; LC-ESI-QTOF; MS2
DATE: 2019.03.28
AUTHORS: Tetsuya Mori, Center for Sustainable Resource Science, RIKEN
LICENSE: CC BY-SA NC
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: splash10-007a-0900000000-1994239e4b613b7f6604 PK$NUM_PEAK: 31 PK$PEAK: m/z int. rel.int. 69.00323 111.0 111 77.02901 44.0 44 77.03634 62.0 62 85.02483 78.0 78 91.05531 52.0 52 111.04234 152.0 152 111.04914 152.0 152 119.04684 217.0 217 121.02805 52.0 52 123.04199 855.0 854 124.05125 116.0 116 125.03726 59.0 59 137.02118 70.0 70 139.01639 72.0 72 139.0349 1000.0 999 140.0491 111.0 111 143.05826 78.0 78 145.02768 132.0 132 147.00815 85.0 85 147.03546 54.0 54 147.04691 142.0 142 147.05501 137.0 137 148.04715 137.0 137 149.05888 96.0 96 151.07671 85.0 85 161.061 49.0 49 165.05287 124.0 124 207.05869 44.0 44 207.07053 44.0 44 231.05351 44.0 44 271.056 80.0 80 //