ACCESSION: MSBNK-Athens_Univ-AU234057
RECORD_TITLE: Metolachlor CGA 368208; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M-H]-
DATE: 2019.03.28
AUTHORS: Nikiforos Alygizakis, Katerina Galani, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2019 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 2340

CH$NAME: Metolachlor CGA 368208
CH$NAME: 2-(2-ethyl-6-methylanilino)-2-oxoethanesulfonic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₁H₁₅NO₄S
CH$EXACT_MASS: 257.0721790
CH$SMILES: CCC1=CC=CC(C)=C1NC(=O)CS(O)(=O)=O
CH$IUPAC: InChI=1S/C11H15NO4S/c1-3-9-6-4-5-8(2)11(9)12-10(13)7-17(14,15)16/h4-6H,3,7H2,1-2H3,(H,12,13)(H,14,15,16)
CH$LINK: PUBCHEM CID:71312480
CH$LINK: INCHIKEY QPVPJECIHVSBLZ-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 28274751

AC$INSTRUMENT: Bruker maXis Impact
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV
AC$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 4.859 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 5mM ammonium acetate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 5mM ammonium acetate

MS$FOCUSED_ION: BASE_PEAK 256.0646
MS$FOCUSED_ION: PRECURSOR_M/Z 256.0649
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: WHOLE RMassBank 2.10.0

PK$SPLASH: splash10-0a4i-0090000000-ec0552e32ee6307453fc
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  120.9614 C2HO4S- 1 120.9601 10.37
  256.0636 C11H14NO4S- 1 256.0649 -4.93
  257.0667 C10[13]CH14NO4S- 1 257.0677 -3.92
  258.0639 C11H14NO4[34]S- 1 258.0601 14.6
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  120.9614 556 18
  256.0636 30828 999
  257.0667 4420 143
  258.0639 1544 50
//