ACCESSION: MSBNK-Eawag-EQ00349056
RECORD_TITLE: Oxasulfuron; LC-ESI-QFT; MS2; CE: 90%; R=15000; [M-H]-
DATE: 2024.06.14
AUTHORS: F. Jud [dtc], K. Arturi [dtc], J. Hollender [dtc], A. Dax [com]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2024
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 3490

CH$NAME: Oxasulfuron
CH$NAME: oxetan-3-yl 2-[(4,6-dimethylpyrimidin-2-yl)carbamoylsulfamoyl]benzoate
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₁₇H₁₈N₄O₆S
CH$EXACT_MASS: 406.0947053
CH$SMILES: CC1=CC(=NC(=N1)NC(=O)NS(=O)(=O)C2=CC=CC=C2C(=O)OC3COC3)C
CH$IUPAC: InChI=1S/C17H18N4O6S/c1-10-7-11(2)19-16(18-10)20-17(23)21-28(24,25)14-6-4-3-5-13(14)15(22)27-12-8-26-9-12/h3-7,12H,8-9H2,1-2H3,(H2,18,19,20,21,23)
CH$LINK: CAS 144651-06-9
CH$LINK: PUBCHEM CID:86443
CH$LINK: INCHIKEY IOXAXYHXMLCCJJ-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 77958

AC$INSTRUMENT: Exploris 240 Thermo Scientific
AC$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$MASS_SPECTROMETRY: COLLISION_ENERGY 90 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-434
AC$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 5.473 min

MS$FOCUSED_ION: BASE_PEAK 405.0876
MS$FOCUSED_ION: PRECURSOR_M/Z 405.0874
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 3.15.1.1

PK$SPLASH: splash10-00di-0900000000-5d0879ad645dd08902ac
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  61.9708 NOS- 1 61.9706 2.41
  81.0459 C4H5N2- 1 81.0458 0.79
  105.9607 CNO3S- 1 105.9604 2.18
  122.0724 C6H8N3- 1 122.0724 0.52
  181.992 C7H4NO3S- 1 181.9917 1.66
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  61.9708 221680.8 40
  81.0459 372628.2 67
  105.9607 242626 44
  122.0724 5475930.5 999
  181.992 1506122.2 274
//