ACCESSION: MSBNK-Athens_Univ-AU236358
RECORD_TITLE: Sulfadimethoxine; LC-ESI-QTOF; MS2; CE: 20 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$MASS_SPECTROMETRY: COLLISION_ENERGY 20 eV
AC$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 4.784 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 5mM ammonium acetate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 5mM ammonium acetate

MS$FOCUSED_ION: BASE_PEAK 309.0649
MS$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$SPLASH: splash10-0a4i-0009000000-d6857c37935552986f55
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  154.0636 C8H10O3- 4 154.0635 0.29
  195.0219 C8H7N2O2S- 3 195.0234 -7.56
  230.0783 C12H12N3S- 2 230.0757 11.04
  309.0639 C12H13N4O4S- 1 309.0663 -7.74
  311.0629 C12H13N4O4[34]S- 1 311.0615 4.41
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  154.0636 356 44
  195.0219 500 62
  230.0783 624 78
  309.0639 7968 999
  311.0629 476 59
//