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MassBank Record: MSBNK-UFZ-WANA051103B085PH

Acetyl-sulfamethoxazole; LC-ESI-ITFT; MS2; CE: 20%; R=15000; [M+H]+

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

ACCESSION: MSBNK-UFZ-WANA051103B085PH
RECORD_TITLE: Acetyl-sulfamethoxazole; LC-ESI-ITFT; MS2; CE: 20%; R=15000; [M+H]+
DATE: 2023.08.12
AUTHORS: Tobias Schulze, Martin Krauss, Department of Effect-Directed Analysis, Helmholtz Centre for Environmental Research - UFZ, Leipzig, Germany
LICENSE: CC0
COPYRIGHT: Copyright (C) 2023
COMMENT: CONFIDENCE Reference Standard (Level 1)

CH$NAME: Acetyl-sulfamethoxazole
CH$NAME: Acetylsulfamethoxazole
CH$NAME: N-[4-[(5-methyl-1,2-oxazol-3-yl)sulfamoyl]phenyl]acetamide
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C12H13N3O4S
CH$EXACT_MASS: 295.062676896
CH$SMILES: CC(=O)NC1=CC=C(C=C1)S(=O)(=O)NC1=NOC(C)=C1
CH$IUPAC: InChI=1S/C12H13N3O4S/c1-8-7-12(14-19-8)15-20(17,18)11-5-3-10(4-6-11)13-9(2)16/h3-7H,1-2H3,(H,13,16)(H,14,15)
CH$LINK: CAS 21312-10-7
CH$LINK: CHEBI 31169
CH$LINK: KEGG D01601
CH$LINK: PUBCHEM CID:65280
CH$LINK: INCHIKEY GXPIUNZCALHVBA-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 58771
CH$LINK: COMPTOX DTXSID8049044

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 20 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-310
AC$CHROMATOGRAPHY: COLUMN_NAME Kinetex Evo C18 2.6 um 50 x 2.1 mm
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 95/5 at 1 min, 0/100 at 13 min, 0/100 at 24 min, 95/5 at 24.3 min, 95/5 at 32 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 7.632 min

MS$FOCUSED_ION: BASE_PEAK 325.1723
MS$FOCUSED_ION: PRECURSOR_M/Z 296.07
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 1944260.38
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 3.11.2

PK$SPLASH: splash10-0002-0190000000-d6b7f2785410c7c4c4ee
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  136.0762 C8H10NO+ 1 136.0757 3.79
  188.0825 C12H12O2+ 2 188.0832 -3.48
  198.0228 C8H8NO3S+ 1 198.0219 4.22
  236.0501 C12H12O3S+ 1 236.0502 -0.23
  296.071 C12H14N3O4S+ 1 296.07 3.61
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  136.0762 7517.8 65
  188.0825 3051.8 26
  198.0228 3703.7 32
  236.0501 1708.7 14
  296.071 115243.9 999
//

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