ACCESSION: MSBNK-Eawag-EQ027105
RECORD_TITLE: 2-Imidazolidinethione; LC-ESI-QFT; MS2; CE: 75; R=35000; [M+H]+
DATE: 2015.08.25
AUTHORS: Beck B, Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2015 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 271

CH$NAME: 2-Imidazolidinethione
CH$NAME: Ethylenethiourea
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₃H₆N₂S
CH$EXACT_MASS: 102.02517
CH$SMILES: S=C1NCCN1
CH$IUPAC: InChI=1S/C3H6N2S/c6-3-4-1-2-5-3/h1-2H2,(H2,4,5,6)
CH$LINK: CAS 96-45-7
CH$LINK: KEGG C14398
CH$LINK: PUBCHEM CID:2723650
CH$LINK: INCHIKEY PDQAZBWRQCGBEV-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 2005851
CH$LINK: COMPTOX DTXSID5020601

AC$INSTRUMENT: Q Exactive Plus Orbitrap Thermo Scientific
AC$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$MASS_SPECTROMETRY: COLLISION_ENERGY 75 (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 35000
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 1.0 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 103.0324
MS$FOCUSED_ION: PRECURSOR_M/Z 103.0324
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 1.9.6

PK$SPLASH: splash10-0udi-1900000000-c24e1305325fe49515b0
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  58.995 C2H3S+ 1 58.995 0.04
  59.0604 C2H7N2+ 1 59.0604 0.09
  59.9902 CH2NS+ 1 59.9902 -0.44
  69.0447 C3H5N2+ 1 69.0447 -0.5
  70.0525 C3H6N2+ 1 70.0525 -0.99
  76.0215 C2H6NS+ 1 76.0215 -0.61
  86.0059 C3H4NS+ 1 86.0059 -0.31
  103.0324 C3H7N2S+ 1 103.0324 -0.25
PK$NUM_PEAK: 8
PK$PEAK: m/z int. rel.int.
  58.995 1192760.9 12
  59.0604 186921.2 1
  59.9902 1295171.6 13
  69.0447 1064491.5 11
  70.0525 243848.4 2
  76.0215 1340815.6 13
  86.0059 10717559 111
  103.0324 96152712 999
//