ACCESSION: MSBNK-Athens_Univ-AU236360
RECORD_TITLE: Sulfadimethoxine; LC-ESI-QTOF; MS2; CE: 40 eV; R=35000; [M-H]-
DATE: 2019.03.29
AUTHORS: Nikiforos Alygizakis, Katerina Galani, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2019 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 2363

CH$NAME: Sulfadimethoxine
CH$NAME: 4-amino-N-(2,6-dimethoxypyrimidin-4-yl)benzenesulfonamide
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₂H₁₄N₄O₄S
CH$EXACT_MASS: 310.0735759
CH$SMILES: COC1=CC(NS(=O)(=O)C2=CC=C(N)C=C2)=NC(OC)=N1
CH$IUPAC: InChI=1S/C12H14N4O4S/c1-19-11-7-10(14-12(15-11)20-2)16-21(17,18)9-5-3-8(13)4-6-9/h3-7H,13H2,1-2H3,(H,14,15,16)
CH$LINK: CAS 122-11-2
CH$LINK: CHEBI 32161
CH$LINK: KEGG D01142
CH$LINK: PUBCHEM CID:5323
CH$LINK: INCHIKEY ZZORFUFYDOWNEF-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 5132
CH$LINK: COMPTOX DTXSID1023607

AC$INSTRUMENT: Bruker maXis Impact
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$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 4.777 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 5mM ammonium acetate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 5mM ammonium acetate

MS$FOCUSED_ION: BASE_PEAK 309.0658
MS$FOCUSED_ION: PRECURSOR_M/Z 309.0663
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: WHOLE RMassBank 2.10.0

PK$SPLASH: splash10-0fl9-0900000000-e5c56a853f54daeeff62
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  122.0347 C5H4N3O- 3 122.036 -10.2
  131.0584 C5H9NO3- 4 131.0588 -2.73
  139.0396 C7H7O3- 4 139.0401 -3.64
  154.0598 C6H8N3O2- 3 154.0622 -15.75
  171.0233 C6H7N2O2S- 4 171.0234 -0.42
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  122.0347 392 704
  131.0584 460 826
  139.0396 464 833
  154.0598 556 999
  171.0233 344 618
//