ACCESSION: MSBNK-LCSB-LU004853
RECORD_TITLE: Linuron; LC-ESI-QFT; MS2; CE: 45; R=17500; [M-H]-
DATE: 2020.08.19
AUTHORS: Elapavalore, A.; Kondić, T.; Singh, R.; Schymanski, E.
LICENSE: CC BY
COPYRIGHT: Copyright © 2019 by Environmental Cheminformatics, LCSB, University of Luxembourg, Luxembourg
PUBLICATION: Elapavalore, A.; Kondić, T.; et al., Adding Open Spectral Data to MassBank and PubChem Using Open Source Tools to Support Non-Targeted Exposomics of Mixtures (submitted).
PROJECT: ENTACT U.S. Environmental Protection Agency’s Non-Targeted Analysis Collaborative Trial
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 48
COMMENT: DATASET 20200303_ENTACT_RP_MIX505
COMMENT: DATA_PROCESSING MERGING RMBmix ver. 0.2.7
COMMENT: DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0
COMMENT: ORIGINAL_ACQUISITION_NO 4724
COMMENT: ORIGINAL_PRECURSOR_SCAN_NO 4722
COMMENT: RAW_DATA available as MSV000091754 at [DOI:10.25345/C5S46HG75]

CH$NAME: Linuron
CH$NAME: 3-(3,4-dichlorophenyl)-1-methoxy-1-methylurea
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₉H₁₀Cl₂N₂O₂
CH$EXACT_MASS: 248.0119
CH$SMILES: CON(C)C(=O)NC1=CC=C(Cl)C(Cl)=C1
CH$IUPAC: InChI=1S/C9H10Cl2N2O2/c1-13(15-2)9(14)12-6-3-4-7(10)8(11)5-6/h3-5H,1-2H3,(H,12,14)
CH$LINK: CAS 330-55-2
CH$LINK: CHEBI 6482
CH$LINK: KEGG C11007
CH$LINK: PUBCHEM CID:9502
CH$LINK: INCHIKEY XKJMBINCVNINCA-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 9130

AC$INSTRUMENT: Q Exactive Orbitrap (Thermo Scientific)
AC$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$MASS_SPECTROMETRY: COLLISION_ENERGY 45
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$CHROMATOGRAPHY: COLUMN_NAME Acquity BEH C18 1.7um, 2.1x150mm (Waters)
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0-2 min, 0/100 at 15-20 min, 90/10 at 20.1-30 min
AC$CHROMATOGRAPHY: FLOW_RATE 0.20 mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 17.426 min
AC$CHROMATOGRAPHY: SOLVENT A 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol

MS$FOCUSED_ION: BASE_PEAK 307.0977
MS$FOCUSED_ION: PRECURSOR_M/Z 247.0047
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_INTENSITY 646827.3945313
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 2.99.2

PK$SPLASH: splash10-0a4i-0920000000-4e379a2e3c68a80a9f39
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  123.9961 C6H3ClN- 2 123.996 1.08
  149.9748 C7HClNO- 2 149.9752 -2.61
  159.9726 C6H4Cl2N- 2 159.9726 -0.3
  214.9785 C8H5Cl2N2O- 1 214.9784 0.33
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  123.9961 3853.7 41
  149.9748 2081.1 22
  159.9726 92869.1 999
  214.9785 29486 317
//