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MassBank Record: MSBNK-ACES_SU-AS000252

Malathion; LC-ESI-QFT; MS2; CE: Ramp 20%-70% (nominal); R=30000; [M-H]-

Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk)

ACCESSION: MSBNK-ACES_SU-AS000252
RECORD_TITLE: Malathion; LC-ESI-QFT; MS2; CE: Ramp 20%-70% (nominal); R=30000; [M-H]-
DATE: 2022.08.15
AUTHORS: ACESx, Jonathan W. Martin Group
LICENSE: CC BY
COPYRIGHT: Stockholm University, ACESx, Jonathan W. Martin Group (C) 2022
COMMENT: CONFIDENCE Standard Compound (Level 1)

CH$NAME: Malathion
CH$NAME: Diethyl 2-dimethoxyphosphinothioylsulfanylbutanedioate
CH$COMPOUND_CLASS: Pesticides; Organophosphate Insecticides; Organothiophosphates
CH$FORMULA: C10H19O6PS2
CH$EXACT_MASS: 330.0361
CH$SMILES: O=C(OCC)CC(SP(=S)(OC)OC)C(=O)OCC
CH$IUPAC: InChI=1S/C10H19O6PS2/c1-5-15-9(11)7-8(10(12)16-6-2)19-17(18,13-3)14-4/h8H,5-7H2,1-4H3

AC$INSTRUMENT: QExactive Orbitrap HF-X (Thermo Scientific)
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY Ramp 20%-70% (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 30000
AC$CHROMATOGRAPHY: COLUMN_NAME Waters; Acquity UPLC BEH C18, 2.1 x 100 mm, 1.7 um, Waters
AC$CHROMATOGRAPHY: FLOW_GRADIENT 98/2 at 4.2 min, 0/100 at 22 min, 0/100 at 25 min, 98/2 at 25.1 min, 98/2 at 30 min
AC$CHROMATOGRAPHY: FLOW_RATE 0.45mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 16.243300
AC$CHROMATOGRAPHY: UOA_RTI 628.3100
AC$CHROMATOGRAPHY: SOLVENT A 1 mM ammonium fluoride in water
AC$CHROMATOGRAPHY: SOLVENT B MeOH
AC$CHROMATOGRAPHY: COMMENT Coupled to online-solid-phase-extraction with Oasis® HLB (80 Å, 15 um, 2.1 x 20 mm, Waters) with a flow gradient of 98/2 at 0 min, 98/2 at 2.2 min, 0/0 at 4.2 min, 98/5 at 25.1 min, 98/2 at 30 with a flow rate of 0.5 mL/min

MS$FOCUSED_ION: BASE_PEAK 124.98332
MS$FOCUSED_ION: PRECURSOR_M/Z 329.0288
MS$FOCUSED_ION: ION_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE MS-DIAL

PK$SPLASH: splash10-00dl-7910000000-61860af50e819682e55f
PK$NUM_PEAK: 6
PK$PEAK: m/z int. rel.int.
  78.95918 487514 161
  94.93643 2049771 675
  124.98332 3033390 999
  203.03871 376771 124
  212.25923 60634 20
  329.23215 55148 18
//

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