ACCESSION: PR100265
RECORD_TITLE: Procyanidin B2; LC-ESI-QTOF; MS2; CE:Ramp 5-60 V; [M+H]+
DATE: 2011.05.06 (Created 2009.09.10)
AUTHORS: Matsuda F, Suzuki M, Sawada Y, Plant Science Center, RIKEN.
LICENSE: CC BY-SA
COMMENT: Acquisition and generation of the data is financially supported in part by CREST/JST.
CH$NAME: Procyanidin B2
CH$NAME: (-)-Epicatechin-(4-beta-8)-(-)-epicatechin
CH$NAME: 4,8'-Bi((+)-epicatechin))
CH$NAME: cis,cis'-4,8'-Bi(3,3',4',5,7-pentahydroxyflavane)
CH$COMPOUND_CLASS: Flavonoid
CH$FORMULA: C30H26O12
CH$EXACT_MASS: 578.14243
CH$SMILES: c(O)(c1)c(cc(C(C(O)2)Oc(c3C(c65)C(O)C(Oc5cc(O)cc6O)c(c4)cc(c(O)c4)O)c(c(cc(O)3)O)C2)c1)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: KNAPSACK C00009077
CH$LINK: PUBCHEM CID:122738
AC$INSTRUMENT: UPLC Q-Tof Premier, Waters
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY Ramp 5-60 V
AC$MASS_SPECTROMETRY: DATAFORMAT Continuum
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 600.0 L/Hr
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 400 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_METHOD LOW-ENERGY CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: SOURCE_TEMPERATURE 120 C
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE 3.0 kV
AC$CHROMATOGRAPHY: SAMPLING_CONE 23.0 V
AC$CHROMATOGRAPHY: SOLVENT CH3CN(0.1%HCOOH)/ H2O(0.1%HCOOH)
MS$FOCUSED_ION: PRECURSOR_M/Z 579.15022
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  127.0394 421.5 999
  139.0390 249 590
  579.1502 271.1 643
