ACCESSION: MSBNK-Eawag-EA024556
RECORD_TITLE: N4-Acetylsulfadimethoxine; LC-ESI-ITFT; MS2; CE: 75%; R=7500; [M-H]-
DATE: 2014.01.14
AUTHORS: Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2012 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 245

CH$NAME: N4-Acetylsulfadimethoxine
CH$NAME: N-[4-[(4,6-dimethoxy-2-pyrimidinyl)sulfamoyl]phenyl]acetamide
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₄H₁₆N₄O₅S
CH$EXACT_MASS: 352.0841
CH$SMILES: C(C)(=O)Nc1ccc(cc1)S(=O)(=O)Nc1nc(cc(n1)OC)OC
CH$IUPAC: InChI=1S/C14H16N4O5S/c1-9(19)15-10-4-6-11(7-5-10)24(20,21)18-14-16-12(22-2)8-13(17-14)23-3/h4-8H,1-3H3,(H,15,19)(H,16,17,18)
CH$LINK: CAS 24341-30-8
CH$LINK: PUBCHEM CID:168167
CH$LINK: INCHIKEY DQWIIKBKAIPUPY-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 147099
CH$LINK: COMPTOX DTXSID90891444

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 75 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 7500
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 6.4 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 351.0773
MS$FOCUSED_ION: PRECURSOR_M/Z 351.0769
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: DEPROFILE Spline
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 1.3.1

PK$SPLASH: splash10-00dr-2900000000-6ebac477c9e609ed13db
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  66.0097 C2N3- 1 66.0098 -0.31
  122.0358 C5H4N3O- 1 122.036 -1.85
  139.038 C5H5N3O2- 1 139.0387 -5
  196.0729 C8H10N3O3- 1 196.0728 0.49
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  66.0097 13522.7 491
  122.0358 27484.7 999
  139.038 22838.5 830
  196.0729 10346.1 376
//