ACCESSION: MSBNK-Eawag-EQ01131304
RECORD_TITLE: Thiazafluron; LC-ESI-QFT; MS2; CE: 60%; R=17500; [M+H]+
DATE: 2023.04.27
AUTHORS: B. Beck [dtc,com], J. Hollender [dtc]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2023
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 11313

CH$NAME: Thiazafluron
CH$NAME: 1,3-dimethyl-1-[5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl]urea
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₆H₇F₃N₄OS
CH$EXACT_MASS: 240.0293
CH$SMILES: CNC(=O)N(C)C1=NN=C(S1)C(F)(F)F
CH$IUPAC: InChI=1S/C6H7F3N4OS/c1-10-4(14)13(2)5-12-11-3(15-5)6(7,8)9/h1-2H3,(H,10,14)
CH$LINK: CAS 25366-23-8
CH$LINK: CHEBI 82215
CH$LINK: KEGG C19093
CH$LINK: PUBCHEM CID:32921
CH$LINK: INCHIKEY BBJPZPLAZVZTGR-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 30487

AC$INSTRUMENT: Exploris 240 Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 60 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-267
AC$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 5.836 min

MS$FOCUSED_ION: BASE_PEAK 241.0364
MS$FOCUSED_ION: PRECURSOR_M/Z 241.0365
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1
MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included
MS$DATA_PROCESSING: WHOLE RMassBank 3.11.0.1

PK$SPLASH: splash10-001i-3900000000-6aeca5e1fcc2630d3cee
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  57.0446 C2H5N2+ 1 57.0447 -1.41
  58.0286 C2H4NO+ 1 58.0287 -2.12
  74.0059 C2H4NS+ 1 74.0059 -0.35
  91.0102 C2HF2N2+ 1 91.0102 -0.74
  111.0166 C2H2F3N2+ 1 111.0165 0.92
  112.0369 C3H5F3N+ 1 112.0369 0.52
  112.9671 C2F3S+ 1 112.9667 2.94
  142.9882 C2H2F3N2S+ 1 142.9885 -2.59
  164.0087 C4H4F2N3S+ 1 164.0089 -0.86
  184.015 C4H5F3N3S+ 1 184.0151 -0.42
PK$NUM_PEAK: 10
PK$PEAK: m/z int. rel.int.
  57.0446 1503015.2 10
  58.0286 994487.5 7
  74.0059 47923180 337
  91.0102 19232866 135
  111.0166 6038175.5 42
  112.0369 762591.7 5
  112.9671 757063.8 5
  142.9882 4463654 31
  164.0087 28308518 199
  184.015 141774704 999
//