MassBank Record: PR040074

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Baicalin; LC-ESI-QTOF; MS2; CE:Ramp 5-60 eV; [2M-H]-

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

ACCESSION: PR040074
RECORD_TITLE: Baicalin; LC-ESI-QTOF; MS2; CE:Ramp 5-60 eV; [2M-H]-
DATE: 2016.01.19 (Created 2007.12.14, modified 2011.05.06)
AUTHORS: Matsuda F, Plant Science Center, RIKEN.
LICENSE: CC BY-SA

CH$NAME: baicalein-7-O-glucuronide
CH$NAME: Baicalin
CH$NAME: Baic_7_GlcA
CH$NAME: (2S,3S,4S,5R,6S)-6-(5,6-dihydroxy-4-oxo-2-phenyl-chromen-7-yl)oxy-3,4,5-trihydroxy-oxane-2-carboxylic acid
CH$COMPOUND_CLASS: Natural Product
CH$FORMULA: C21H18O11
CH$EXACT_MASS: 446.08491
CH$SMILES: OC(=O)[C@@H](O1)[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1Oc(c2)c(O)c(O)c(C(=O)3)c(OC(c(c4)cccc4)=C3)2
CH$IUPAC: InChI=1S/C21H18O11/c22-9-6-10(8-4-2-1-3-5-8)30-11-7-12(14(23)15(24)13(9)11)31-21-18(27)16(25)17(26)19(32-21)20(28)29/h1-7,16-19,21,23-27H,(H,28,29)/t16-,17-,18+,19-,21+/m0/s1
CH$LINK: CAS 21967-41-9
CH$LINK: KEGG C10025
CH$LINK: KNAPSACK C00001024
CH$LINK: PUBCHEM CID:64982 SID:12211
CH$LINK: INCHIKEY IKIIZLYTISPENI-ZFORQUDYSA-N

AC$INSTRUMENT: UPLC Q-Tof Premier, Waters
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY Ramp 5-60 eV
AC$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$MASS_SPECTROMETRY: SCANNING 1.0 sec/scan (m/z = 50-1000)
AC$MASS_SPECTROMETRY: SOURCE_TEMPERATURE 120 C
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE 3.0 kV
AC$CHROMATOGRAPHY: SAMPLING_CONE 23.0 V
AC$CHROMATOGRAPHY: SOLVENT A CH3CN(0.1%HCOOH)
AC$CHROMATOGRAPHY: SOLVENT B H2O(0.1%HCOOH)

MS$FOCUSED_ION: FULL_SCAN_FRAGMENT_ION_PEAK 891.2
MS$FOCUSED_ION: ION_TYPE [2M-H]-
MS$DATA_PROCESSING: WHOLE MassLynx 4.1

PK$SPLASH: splash10-014m-0190600040-9cabdf5e925209662506
PK$NUM_PEAK: 9
PK$PEAK: m/z int. rel.int.
  85.0281 517.6 22
  113.0237 2783 120
  175.0242 1905 82
  269.0446 23070 999
  270.0475 731 31
  445.0773 16290 705
  446.0789 539 23
  891.1620 11600 502
  892.1664 504.5 21
//