ACCESSION: MSBNK-Eawag-EA028905
RECORD_TITLE: Diuron-desdimethyl; LC-ESI-ITFT; MS2; CE: 60%; R=7500; [M+H]+
DATE: 2014.01.14
AUTHORS: Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2012 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 289

CH$NAME: Diuron-desdimethyl
CH$NAME: Urea, (3,4-dichlorophenyl)-
CH$NAME: (3,4-dichlorophenyl)urea
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₇H₆Cl₂N₂O
CH$EXACT_MASS: 203.9857
CH$SMILES: c1(cc(c(Cl)cc1)Cl)NC(N)=O
CH$IUPAC: InChI=1S/C7H6Cl2N2O/c8-5-2-1-4(3-6(5)9)11-7(10)12/h1-3H,(H3,10,11,12)
CH$LINK: CAS 2327-02-8
CH$LINK: PUBCHEM CID:16854
CH$LINK: INCHIKEY CYESCLHCWJKRKM-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 15972
CH$LINK: COMPTOX DTXSID2041468

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 60 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 7500
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 8.3 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 204.9933
MS$FOCUSED_ION: PRECURSOR_M/Z 204.993
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: DEPROFILE Spline
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 1.3.1

PK$SPLASH: splash10-004i-0900000000-dbe82b599bfc056f2c01
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  125.0027 C6H4ClN+ 1 125.0027 0.49
  126.0105 C6H5ClN+ 1 126.0105 -0.34
  127.0184 C6H6ClN+ 1 127.0183 0.8
  132.9606 C5H3Cl2+ 1 132.9606 -0.16
  159.9716 C6H4Cl2N+ 1 159.9715 0.62
  161.9873 C6H6Cl2N+ 1 161.9872 0.67
  172.9667 C6H3Cl2N2+ 1 172.9668 -0.64
  187.9666 C7H4Cl2NO+ 1 187.9664 0.61
  204.9933 C7H7Cl2N2O+ 1 204.993 1.54
PK$NUM_PEAK: 9
PK$PEAK: m/z int. rel.int.
  125.0027 31718 1
  126.0105 110875.4 4
  127.0184 22782520.5 999
  132.9606 119813.9 5
  159.9716 3891653.4 170
  161.9873 7406074.4 324
  172.9667 109123.3 4
  187.9666 624755.7 27
  204.9933 392511.5 17
//