ACCESSION: MSBNK-Eawag-EQ01134001
RECORD_TITLE: Coumaphos; LC-ESI-QFT; MS2; CE: 15%; R=17500; [M+H]+
DATE: 2023.04.27
AUTHORS: B. Beck [dtc,com], J. Hollender [dtc]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2023
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 11340

CH$NAME: Coumaphos
CH$NAME: 3-chloro-7-diethoxyphosphinothioyloxy-4-methylchromen-2-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₄H₁₆ClO₅PS
CH$EXACT_MASS: 362.0145
CH$SMILES: CCOP(=S)(OCC)OC1=CC2=C(C=C1)C(=C(C(=O)O2)Cl)C
CH$IUPAC: InChI=1S/C14H16ClO5PS/c1-4-17-21(22,18-5-2)20-10-6-7-11-9(3)13(15)14(16)19-12(11)8-10/h6-8H,4-5H2,1-3H3
CH$LINK: CAS 56-72-4
CH$LINK: CHEBI 3903
CH$LINK: KEGG C11025
CH$LINK: PUBCHEM CID:2871
CH$LINK: INCHIKEY BXNANOICGRISHX-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 2768

AC$INSTRUMENT: Exploris 240 Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 15 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-391
AC$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 10.877 min

MS$FOCUSED_ION: BASE_PEAK 363.0214
MS$FOCUSED_ION: PRECURSOR_M/Z 363.0217
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 3.11.0.1

PK$SPLASH: splash10-03di-0009000000-0f3e1eaf222bac7352ce
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  306.9591 C10H9ClO5PS+ 1 306.9591 -0.23
  334.9906 C12H13ClO5PS+ 1 334.9904 0.43
  363.0216 C14H17ClO5PS+ 1 363.0217 -0.26
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  306.9591 2985729.8 25
  334.9906 5953860 50
  363.0216 118928368 999
//