ACCESSION: MSBNK-RIKEN-PR020031
RECORD_TITLE: Cosmosiin; LC-ESI-QTOF; MS
DATE: 2016.01.19 (Created 2007.08.31, modified 2011.05.06)
AUTHORS: Tohge T, 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$COMPOUND_CLASS: N/A
CH$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$MASS_SPECTROMETRY: MS_TYPE MS
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 5.0 V
AC$MASS_SPECTROMETRY: DATAFORMAT Centroid
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 600.0 L/Hr
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 350 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE LOW-ENERGY CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: SCANNING 0.6 sec/scan (m/z = 200-1200)
AC$MASS_SPECTROMETRY: SOURCE_TEMPERATURE 100 C
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE 3.0 kV
AC$CHROMATOGRAPHY: COLUMN_NAME ACQUITY UPLC BEH C18 2.1 by 100 mm (Waters, Milford, MA,USA)
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 35 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 0/100 at 0 min, 15/85 at 5 min, 21/79 at 20 min, 90/10 at 24 min, 95/5 at 26 min, 0/100, 30 min.
AC$CHROMATOGRAPHY: FLOW_RATE 0.5 ml/min
AC$CHROMATOGRAPHY: RETENTION_TIME 12.67 min
AC$CHROMATOGRAPHY: SAMPLING_CONE 23.0 V
AC$CHROMATOGRAPHY: SOLVENT A CH3CN(0.1%TFA)
AC$CHROMATOGRAPHY: SOLVENT B H2O(0.1%TFA)

MS$FOCUSED_ION: FULL_SCAN_FRAGMENT_ION_PEAK 433/271
MS$FOCUSED_ION: ION_TYPE [M+H]+
MS$DATA_PROCESSING: FIND_PEAK ignore rel.int. < 10
MS$DATA_PROCESSING: WHOLE MassLynx 4.1

PK$SPLASH: splash10-001i-0000900000-a6fab9bb0fcd7656f9fe
PK$NUM_PEAK: 9
PK$PEAK: m/z int. rel.int.
  250.9961 16.30 10
  271.0795 65.23 40
  272.0566 16.30 10
  433.1220 1638 999
  434.1415 369.1 225
  435.0995 83.75 51
  436.0383 36.84 22
  865.2406 15.82 10
  866.2333 18.37 11
//