ACCESSION: MSBNK-Athens_Univ-AU101806
RECORD_TITLE: Sulfamethoxazole; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M+H]+
DATE: 2015.12.07
AUTHORS: Nikiforos Alygizakis, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) 2015 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 1018

CH$NAME: Sulfamethoxazole
CH$NAME: 4-amino-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₀H₁₁N₃O₃S
CH$EXACT_MASS: 253.0521122
CH$SMILES: CC1=CC(NS(=O)(=O)C2=CC=C(N)C=C2)=NO1
CH$IUPAC: InChI=1S/C10H11N3O3S/c1-7-6-10(12-16-7)13-17(14,15)9-4-2-8(11)3-5-9/h2-6H,11H2,1H3,(H,12,13)
CH$LINK: CAS 723-46-6
CH$LINK: CHEBI 9332
CH$LINK: KEGG D00447
CH$LINK: PUBCHEM CID:5329
CH$LINK: INCHIKEY JLKIGFTWXXRPMT-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 5138
CH$LINK: COMPTOX DTXSID8026064

AC$INSTRUMENT: Bruker maXis Impact
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV
AC$MASS_SPECTROMETRY: RESOLUTION 35000
AC$CHROMATOGRAPHY: COLUMN_NAME Acclaim RSLC C18 2.2um, 2.1x100mm, Thermo
AC$CHROMATOGRAPHY: FLOW_GRADIENT 99/1 at 0-1 min, 61/39 at 3 min, 0.1/99.9 at 14-16 min, 99/1 at 16.1-20 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min at 0-3 min, 400 uL/min at 14 min, 480 uL/min at 16-19 min, 200 uL/min at 19.1-20 min
AC$CHROMATOGRAPHY: RETENTION_TIME 4.5 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 0.01% formic acid and 5mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.01% formic acid and 5mM ammonium formate

MS$FOCUSED_ION: BASE_PEAK 254.0592
MS$FOCUSED_ION: PRECURSOR_M/Z 254.0594
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 2.0.3

PK$SPLASH: splash10-0udi-0190000000-24d764d31dded89ff00f
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  147.078 C8H9N3+ 3 147.0791 -7.3
  148.0859 C8H10N3+ 3 148.0869 -6.86
  156.0099 C6H6NO2S+ 2 156.0114 -9.27
  157.0129 C5[13]CH6NO2S+ 1 157.0153 -14.99
  190.0964 C10H12N3O+ 1 190.0975 -5.73
  194.037 C8H8N3OS+ 2 194.0383 -6.26
  254.0592 C10H12N3O3S+ 1 254.0594 -0.65
PK$NUM_PEAK: 7
PK$PEAK: m/z int. rel.int.
  147.078 4228 12
  148.0859 2232 6
  156.0099 33164 97
  157.0129 2136 6
  190.0964 5904 17
  194.037 2236 6
  254.0592 341432 999
//