ACCESSION: MSBNK-Eawag-EQ00348957
RECORD_TITLE: Maleic hydrazide; LC-ESI-QFT; MS2; CE: 120%; R=15000; [M-H]-
DATE: 2024.06.14
AUTHORS: F. Jud [dtc], K. Arturi [dtc], J. Hollender [dtc], A. Dax [com]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2024
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 3489
CH$NAME: Maleic hydrazide
CH$NAME: 1,2-dihydropyridazine-3,6-dione
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C4H4N2O2
CH$EXACT_MASS: 112.0272774
CH$SMILES: C1=CC(=O)NNC1=O
CH$IUPAC: InChI=1S/C4H4N2O2/c7-3-1-2-4(8)6-5-3/h1-2H,(H,5,7)(H,6,8)
CH$LINK: CAS 123-33-1
CH$LINK: CHEBI 81771
CH$LINK: KEGG C18474
CH$LINK: PUBCHEM CID:21954
CH$LINK: INCHIKEY BGRDGMRNKXEXQD-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 20632
AC$INSTRUMENT: Exploris 240 Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$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 120 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 40-134
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 1.147 min
MS$FOCUSED_ION: BASE_PEAK 111.02
MS$FOCUSED_ION: PRECURSOR_M/Z 111.02
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 3.15.1.1
PK$SPLASH: splash10-001l-9000000000-f38aeaed46fe3cac02e2
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  40.0067 CN2- 1 40.0067 0.39
  41.0033 C2HO- 1 41.0033 -0.63
  41.0145 CHN2- 1 41.0145 -0.42
  41.9986 CNO- 1 41.9985 0.67
  53.0033 C3HO- 1 53.0033 0.01
  55.019 C3H3O- 1 55.0189 0.25
  82.006 C4H2O2- 1 82.006 -0.47
  83.0138 C4H3O2- 1 83.0139 -0.62
  111.02 C4H3N2O2- 1 111.02 0.01
PK$NUM_PEAK: 9
PK$PEAK: m/z int. rel.int.
  40.0067 52125.2 31
  41.0033 294242.4 175
  41.0145 335842.9 200
  41.9986 705836.1 421
  53.0033 686042.9 409
  55.019 692174 413
  82.006 1673320 999
  83.0138 173395.9 103
  111.02 387055.7 231
//
