ACCESSION: MSBNK-EPA-ENTACT_AGILENT000621
RECORD_TITLE: 4-(3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid; ESI-QTOF; MS2; CE: 10; [M-H]-
DATE: 2023.05.02
AUTHORS: EPA CCTE and Agilent Technologies
LICENSE: CC BY

CH$NAME: 4-(3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₁₀H₁₀N₂O₄S
CH$EXACT_MASS: 254.036127553
CH$SMILES: CC1CC(=O)N(N=1)C1C=CC(=CC=1)S(O)(=O)=O
CH$IUPAC: InChI=1S/C10H10N2O4S/c1-7-6-10(13)12(11-7)8-2-4-9(5-3-8)17(14,15)16/h2-5H,6H2,1H3,(H,14,15,16)
CH$LINK: CAS 89-36-1
CH$LINK: INCHIKEY CWJQQASJVVAXKL-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:66638

AC$INSTRUMENT: N/A
AC$INSTRUMENT_TYPE: ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10

MS$FOCUSED_ION: PRECURSOR_M/Z 253.0288511013
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE Agilent ChemVista Version 1.0

PK$SPLASH: splash10-0udi-0190000000-074d12b4c4a8cd924720
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  79.957363 2.477573 24
  132.045487 11.187486 111
  173.072037 9.320555 93
  212.002302 1.270386 12
  253.028851 100 999
//