ACCESSION: MSBNK-Athens_Univ-AU214104
RECORD_TITLE: 5-Chloro-2-methyl-4-isothiazolin-3-one (CMI); LC-ESI-QTOF; MS2; CE: 40 eV; R=35000; [M+H]+
DATE: 2016.02.22
AUTHORS: Nikiforos Alygizakis, Reza Aalizadeh, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2016 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 2141

CH$NAME: 5-Chloro-2-methyl-4-isothiazolin-3-one (CMI)
CH$NAME: 5-Chloro-2-methyl-4-isothiazolin-3-one
CH$NAME: 5-chloro-2-methyl-1,2-thiazol-3-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₄H₄ClNOS
CH$EXACT_MASS: 148.9702124
CH$SMILES: Cn1c(=O)cc(s1)Cl
CH$IUPAC: InChI=1S/C4H4ClNOS/c1-6-4(7)2-3(5)8-6/h2H,1H3
CH$LINK: CAS 26172-55-4
CH$LINK: CHEBI 53621
CH$LINK: PUBCHEM CID:33344
CH$LINK: INCHIKEY DHNRXBZYEKSXIM-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 30800
CH$LINK: COMPTOX DTXSID9034286

AC$INSTRUMENT: Bruker maXis Impact
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$MASS_SPECTROMETRY: RESOLUTION 35000
AC$CHROMATOGRAPHY: COLUMN_NAME Acclaim RSLC C18 2.2um, 2.1x100mm, Thermo
AC$CHROMATOGRAPHY: FLOW_GRADIENT 99/1 at 0-1 min, 61/39 at 3 min, 0.1/99.9 at 14-16 min, 99/1 at 16.1-20 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min at 0-3 min, 400 uL/min at 14 min, 480 uL/min at 16-19 min, 200 uL/min at 19.1-20 min
AC$CHROMATOGRAPHY: RETENTION_TIME 4.377 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 0.01% formic acid and 5mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.01% formic acid and 5mM ammonium formate

MS$FOCUSED_ION: BASE_PEAK 149.978
MS$FOCUSED_ION: PRECURSOR_M/Z 149.9775
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: WHOLE RMassBank 1.99.10

PK$SPLASH: splash10-001i-0900000000-674b8dc7389cd8ef7262
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  115.0094 C4H5NOS+ 1 115.0086 6.41
  118.9355 C3ClOS+ 1 118.9353 2.1
  134.9548 C3H2ClNOS+ 1 134.954 5.52
  136.9507 C3H2[37]ClNOS+ 1 136.9516 -6.8
  149.9781 C4H5ClNOS+ 1 149.9775 4.39
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  115.0094 424 100
  118.9355 572 136
  134.9548 4196 999
  136.9507 1948 463
  149.9781 1696 403
//