ACCESSION: MSBNK-Fiocruz-FIO00999
RECORD_TITLE: Isosilybin B; LC-ESI-QTOF; MS2; [M+H]+; CE: 10eV
DATE: 2020.06.09
AUTHORS: Markus Kohlhoff, Natural Product Chemistry Lab (FIOCRUZ Minas, Brazil)
LICENSE: CC BY
COPYRIGHT: (c) Institute Rene Rachou (FIOCRUZ Minas, Brazil)
COMMENT: [Raw Data] CBA83_Isosilybin-B_pos_10eV.txt

CH$NAME: Isosilybin B
CH$COMPOUND_CLASS: Natural Product; Flavonoids
CH$FORMULA: C₂₅H₂₂O₁₀
CH$EXACT_MASS: 482.12130
CH$SMILES: COc(c(O)5)cc(cc5)C(O1)C(CO)Oc(c2)c(ccc2[C@@H](O3)[C@@H](O)C(=O)c(c(O)4)c(cc(O)c4)3)1
CH$IUPAC: InChI=1S/C25H22O10/c1-32-17-6-11(2-4-14(17)28)24-20(10-26)33-18-7-12(3-5-16(18)34-24)25-23(31)22(30)21-15(29)8-13(27)9-19(21)35-25/h2-9,20,23-29,31H,10H2,1H3/t20?,23-,24?,25+/m0/s1
CH$LINK: KEGG C16808
CH$LINK: INCHIKEY FDQAOULAVFHKBX-DBMPWETRSA-N

AC$INSTRUMENT: maXis (Bruker Daltonics)
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: CAPILLARY_VOLTAGE 4500 V
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 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 3.0 bar
AC$CHROMATOGRAPHY: COLUMN_NAME Shimadzu Shim-Pack XR-ODS III; C18; 2.2um; 80A; 2.0x150mm
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 5-100%B in 10min
AC$CHROMATOGRAPHY: FLOW_RATE 400ul/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 centroid
MS$DATA_PROCESSING: WHOLE Mass++ 2.7.5

PK$SPLASH: splash10-001i-0101900000-278dd9d0f0b1cc4a29fc
PK$NUM_PEAK: 20
PK$PEAK: m/z int. rel.int.
  147.042500 7860.000000 45
  153.017200 17222.000000 98
  163.075000 11802.000000 67
  195.029800 5215.000000 30
  289.071600 1859.000000 11
  311.055800 7027.000000 40
  329.066300 26625.000000 151
  330.069600 4852.000000 28
  359.076200 3553.000000 20
  435.106700 14907.000000 85
  436.110100 3675.000000 21
  437.120500 2901.000000 16
  447.106300 4901.000000 28
  453.116900 4110.000000 23
  465.117100 16343.000000 93
  466.120300 4288.000000 24
  483.128100 175811.000000 999
  483.211800 2467.000000 14
  484.131200 44784.000000 254
  485.133400 9619.000000 55
//