MassBank Record: PR040073

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

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

ACCESSION: PR040073
RECORD_TITLE: Baicalin; LC-ESI-QTOF; MS2; CE:Ramp 5-60 eV; [M-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$FOCUSED_ION: FULL_SCAN_FRAGMENT_ION_PEAK 445.1
MS$FOCUSED_ION: ION_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE MassLynx 4.1

PK$SPLASH: splash10-014i-0190100000-609f97792da3ce000db3
PK$NUM_PEAK: 12
PK$PEAK: m/z int. rel.int.
  85.0278 484 31
  113.0238 1362 88
  136.9879 394.5 25
  169.0655 398.2 25
  175.0244 695.5 45
  195.0450 487.9 31
  223.0399 569.6 36
  241.0504 480.3 31
  251.0354 421.9 27
  269.0450 15440 999
  270.0489 1297 83
  445.0771 2839 183
//