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MassBank Record: MSBNK-RIKEN-PR310520

Procyanidin B2; LC-ESI-QTOF; MS2

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

ACCESSION: MSBNK-RIKEN-PR310520
RECORD_TITLE: Procyanidin B2; 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: Annotation level-1

CH$NAME: Procyanidin B2
CH$NAME: 4,8'-Bi((+)-epicatechin))
CH$NAME: cis,cis'-4,8'-Bi(3,3',4',5,7-pentahydroxyflavane)
CH$NAME: (-)-Epicatechin-(4-beta-8)-(-)-epicatechin
CH$COMPOUND_CLASS: Biflavonoids
CH$FORMULA: C30H26O12
CH$EXACT_MASS: 578.14243
CH$SMILES: C1[C@H]([C@H](OC2=C1C(=CC(=C2[C@@H]3[C@H]([C@H](OC4=CC(=CC(=C34)O)O)C5=CC(=C(C=C5)O)O)O)O)O)C6=CC(=C(C=C6)O)O)O
CH$IUPAC: InChI=1S/C30H26O12/c31-13-7-20(37)24-23(8-13)41-29(12-2-4-16(33)19(36)6-12)27(40)26(24)25-21(38)10-17(34)14-9-22(39)28(42-30(14)25)11-1-3-15(32)18(35)5-11/h1-8,10,22,26-29,31-40H,9H2/t22-,26-,27-,28-,29-/m1/s1
CH$LINK: CAS 29106-49-8
CH$LINK: CHEMSPIDER 109417
CH$LINK: INCHIKEY XFZJEEAOWLFHDH-NFJBMHMQSA-N
CH$LINK: KNAPSACK C00009077
CH$LINK: PUBCHEM CID:122738

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 3.24
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 579.1497

PK$SPLASH: splash10-004i-0191350000-80971380b58b9cf19597
PK$NUM_PEAK: 35
PK$PEAK: m/z int. rel.int.
  127.03468 65.0 202
  139.03503 17.0 53
  203.03235 19.0 59
  227.07982 40.0 124
  233.04144 59.0 184
  242.04831 20.0 62
  243.07167 61.0 190
  246.03821 25.0 78
  247.05316 24.0 75
  269.31094 22.0 68
  271.08514 26.0 81
  274.01913 22.0 68
  274.07056 25.0 78
  275.04932 24.0 75
  283.05872 27.0 84
  287.0564 62.0 193
  289.06665 21.0 65
  289.08191 49.0 152
  291.08133 44.0 137
  291.09061 29.0 90
  299.05164 27.0 84
  303.0835 26.0 81
  312.04907 23.0 72
  329.07794 24.0 75
  373.06836 19.0 59
  407.05972 25.0 78
  408.06992 45.0 140
  409.06854 28.0 87
  413.12189 26.0 81
  427.10104 25.0 78
  427.1217 71.0 221
  428.08173 20.0 62
  520.80414 18.0 56
  577.12085 33.0 103
  579.1427 321.0 999
//

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