ACCESSION: MSBNK-UFZ-WANA001701AD6CPH
RECORD_TITLE: Isoproturon; LC-ESI-ITFT; MS2; CE: 10%; R=15000; [M+H]+
DATE: 2023.08.12
AUTHORS: Tobias Schulze, Martin Krauss, Department of Effect-Directed Analysis, Helmholtz Centre for Environmental Research - UFZ, Leipzig, Germany
LICENSE: CC0
COPYRIGHT: Copyright (C) 2023
COMMENT: CONFIDENCE Reference Standard (Level 1)

CH$NAME: Isoproturon
CH$NAME: 1,1-dimethyl-3-(4-propan-2-ylphenyl)urea
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₂H₁₈N₂O
CH$EXACT_MASS: 206.141913196
CH$SMILES: CC(C)C1=CC=C(NC(=O)N(C)C)C=C1
CH$IUPAC: InChI=1S/C12H18N2O/c1-9(2)10-5-7-11(8-6-10)13-12(15)14(3)4/h5-9H,1-4H3,(H,13,15)
CH$LINK: CAS 34123-59-6
CH$LINK: CHEBI 6049
CH$LINK: KEGG C11005
CH$LINK: PUBCHEM CID:36679
CH$LINK: INCHIKEY PUIYMUZLKQOUOZ-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 33695
CH$LINK: COMPTOX DTXSID1042077

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$MASS_SPECTROMETRY: COLLISION_ENERGY 10 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-220
AC$CHROMATOGRAPHY: COLUMN_NAME Kinetex Evo C18 2.6 um 50 x 2.1 mm
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 95/5 at 1 min, 0/100 at 13 min, 0/100 at 24 min, 95/5 at 24.3 min, 95/5 at 32 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 10.004 min

MS$FOCUSED_ION: BASE_PEAK 207.1497
MS$FOCUSED_ION: PRECURSOR_M/Z 207.1492
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 59568168
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 3.11.2

PK$SPLASH: splash10-0a4i-0090000000-5e25ab339f28c1a655fb
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  72.0442 C3H6NO+ 1 72.0444 -2.37
  165.1021 C9H13N2O+ 1 165.1022 -0.85
  207.1491 C12H19N2O+ 1 207.1492 -0.35
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  72.0442 343709.7 14
  165.1021 71199.4 2
  207.1491 23950054 999
//