ACCESSION: MSBNK-Eawag-EA026562
RECORD_TITLE: Metolachlor OXA; LC-ESI-ITFT; MS2; CE: 75%; R=15000; [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 265

CH$NAME: Metolachlor OXA
CH$NAME: 2-(2-ethyl-N-(2-methoxy-1-methyl-ethyl)-6-methyl-anilino)-2-keto-acetic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₅H₂₁NO₄
CH$EXACT_MASS: 279.1471
CH$SMILES: CC1=CC=CC(CC)=C1N(C(C)COC)C(C(O)=O)=O
CH$IUPAC: InChI=1S/C15H21NO4/c1-5-12-8-6-7-10(2)13(12)16(11(3)9-20-4)14(17)15(18)19/h6-8,11H,5,9H2,1-4H3,(H,18,19)
CH$LINK: CAS 152019-73-3
CH$LINK: PUBCHEM CID:15842092
CH$LINK: INCHIKEY LNOOSYCKMKZOJB-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 21170688
CH$LINK: COMPTOX DTXSID6037568

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 75 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
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 9.0 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 278.1398
MS$FOCUSED_ION: PRECURSOR_M/Z 278.1398
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$SPLASH: splash10-052f-0900000000-0109b207a7f06d7784b7
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  143.0744 C10H9N- 1 143.074 2.53
  144.0819 C10H10N- 1 144.0819 0.26
  156.0819 C11H10N- 1 156.0819 -0.02
  158.0977 C11H12N- 1 158.0975 0.99
  172.1137 C12H14N- 1 172.1132 3.29
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  143.0744 15883.5 276
  144.0819 57314.5 999
  156.0819 6996.2 121
  158.0977 52090.7 907
  172.1137 10033.3 174
//