ACCESSION: MSBNK-Fiocruz-FIO00756
RECORD_TITLE: Isovitexin; LC-ESI-QTOF; MS2; [M-H]-; CE: 40eV
DATE: 2016.01.19 (Created 2014.10.02)
AUTHORS: Markus Kohlhoff, Natural Product Chemistry Lab (CPqRR/FIOCRUZ, Brazil)
LICENSE: CC BY-NC
COPYRIGHT: (c) Research Center Rene Rachou (FIOCRUZ, Brazil)
COMMENT: [Raw Data] CBA25_Isovitexin_neg_40eV_1-7_01_1427.txt

CH$NAME: Isovitexin
CH$COMPOUND_CLASS: Natural Product; Flavonoids
CH$FORMULA: C₂₁H₂₀O₁₀
CH$EXACT_MASS: 432.10565
CH$SMILES: OC[C@H]([C@@H](O)4)O[C@H]([C@H](O)[C@@H](O)4)c(c(O)1)c(O)c(C(=O)3)c(OC(=C3)c(c2)ccc(O)c2)c1
CH$IUPAC: InChI=1S/C21H20O10/c22-7-14-17(26)19(28)20(29)21(31-14)16-11(25)6-13-15(18(16)27)10(24)5-12(30-13)8-1-3-9(23)4-2-8/h1-6,14,17,19-23,25-29H,7H2/t14-,17-,19+,20-,21+/m1/s1
CH$LINK: CAS 38953-85-4
CH$LINK: CHEBI 18330
CH$LINK: CHEMSPIDER 142556
CH$LINK: KEGG C01714
CH$LINK: KNAPSACK C00001059
CH$LINK: NIKKAJI J16.502F
CH$LINK: PUBCHEM 4851
CH$LINK: INCHIKEY MYXNWGACZJSMBT-VJXVFPJBSA-N
CH$LINK: COMPTOX DTXSID60952152

AC$INSTRUMENT: maXis (Bruker Daltonics)
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: CAPILLARY_VOLTAGE 4500 V
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$MASS_SPECTROMETRY: COLLISION_GAS Nitrogen
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 8 l/min
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 200 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: NEBULIZER 2.0 bar
AC$CHROMATOGRAPHY: COLUMN_NAME Supelco Titan C18 1.9um
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 5-100%B in 12min
AC$CHROMATOGRAPHY: FLOW_RATE 200ul/min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile with 0.1% formic acid

MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: FIND_PEAK local
MS$DATA_PROCESSING: WHOLE Mass++ 2.7.2

PK$SPLASH: splash10-03e9-0059000000-82799a3d9dfe72bc9596
PK$NUM_PEAK: 21
PK$PEAK: m/z int. rel.int.
  268.037800 510.000000 26
  269.045400 1901.000000 97
  270.051300 407.000000 21
  281.045500 2404.000000 122
  282.053600 3214.000000 163
  283.061300 11119.000000 565
  284.066200 3137.000000 159
  285.068700 404.000000 21
  293.045400 529.000000 27
  295.061600 906.000000 46
  309.041300 400.000000 20
  311.056500 19666.000000 999
  312.060800 5541.000000 281
  313.064200 911.000000 46
  323.056300 3401.000000 173
  324.060800 1129.000000 57
  325.070300 425.000000 22
  341.067000 8064.000000 410
  342.071800 2247.000000 114
  343.074100 466.000000 24
  353.067200 604.000000 31
//