ACCESSION: MSBNK-RIKEN-PR040066
RECORD_TITLE: Cosmosiin; LC-ESI-QTOF; MS2; CE:30 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$NAME: Apigenin-7-O-glucoside
CH$NAME: Apigetrin
CH$NAME: Cosmosiin
CH$NAME: 5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-chromen-4-one
CH$COMPOUND_CLASS: Natural Product
CH$FORMULA: C₂₁H₂₀O₁₀
CH$EXACT_MASS: 432.10565
CH$SMILES: C1=CC(=CC=C1C2=CC(=O)C3=C(C=C(C=C3O2)O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)CO)O)O)O)O)O
CH$IUPAC: InChI=1S/C21H20O10/c22-8-16-18(26)19(27)20(28)21(31-16)29-11-5-12(24)17-13(25)7-14(30-15(17)6-11)9-1-3-10(23)4-2-9/h1-7,16,18-24,26-28H,8H2/t16-,18-,19+,20-,21-/m1/s1
CH$LINK: CAS 578-74-5
CH$LINK: CHEBI 16778
CH$LINK: CHEMSPIDER 4444290
CH$LINK: INCHIKEY KMOUJOKENFFTPU-QNDFHXLGSA-N
CH$LINK: KEGG C04608
CH$LINK: KNAPSACK C00001017
CH$LINK: NIKKAJI J22.571A
CH$LINK: PUBCHEM CID:5280704

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$MASS_SPECTROMETRY: COLLISION_ENERGY 30 eV
AC$MASS_SPECTROMETRY: DATAFORMAT Continuum
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 600.0 L/Hr
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 400 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE LOW-ENERGY CID
AC$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$FOCUSED_ION: FULL_SCAN_FRAGMENT_ION_PEAK 863.2
MS$FOCUSED_ION: ION_TYPE [2M-H]-
MS$DATA_PROCESSING: WHOLE MassLynx 4.1

PK$SPLASH: splash10-001i-0000900000-1c5dfd2e06014ff17a01
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  269.0505 709 31
  431.1097 22200 999
  432.0495 3118 140
  432.9308 1038 46
  433.8181 522 23
//