ACCESSION: MSBNK-Eawag-EQ326552
RECORD_TITLE: Genistein; LC-ESI-QFT; MS2; CE: 30; R=35000; [M-H]-
DATE: 2015.08.26
AUTHORS: Beck B, Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2015 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 3265

CH$NAME: Genistein
CH$NAME: 5,7-dihydroxy-3-(4-hydroxyphenyl)chromen-4-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₅H₁₀O₅
CH$EXACT_MASS: 270.05282
CH$SMILES: C1=CC(=CC=C1C2=COC3=CC(=CC(=C3C2=O)O)O)O
CH$IUPAC: InChI=1S/C15H10O5/c16-9-3-1-8(2-4-9)11-7-20-13-6-10(17)5-12(18)14(13)15(11)19/h1-7,16-18H
CH$LINK: CAS 446-72-0
CH$LINK: CHEBI 28088
CH$LINK: KEGG C06563
CH$LINK: LIPIDMAPS LMPK12050218
CH$LINK: PUBCHEM CID:5280961
CH$LINK: INCHIKEY TZBJGXHYKVUXJN-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 4444448
CH$LINK: COMPTOX DTXSID5022308

AC$INSTRUMENT: Q Exactive Plus Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 30 (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 35000
AC$CHROMATOGRAPHY: COLUMN_NAME XBridge C18 3.5um, 2.1x50mm, Waters
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0 min, 50/50 at 4 min, 5/95 at 17 min, 5/95 at 25 min, 90/10 at 25.1 min, 90/10 at 30 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 ul/min
AC$CHROMATOGRAPHY: RETENTION_TIME 7.7 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 269.0453
MS$FOCUSED_ION: PRECURSOR_M/Z 269.0455
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 1.9.6

PK$SPLASH: splash10-014i-0090000000-c6b607727a820f778924
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  225.0558 C14H9O3- 1 225.0557 0.54
  269.0455 C15H9O5- 1 269.0455 -0.14
PK$NUM_PEAK: 2
PK$PEAK: m/z int. rel.int.
  225.0558 550466.4 1
  269.0455 387827136 999
//