ACCESSION: MSBNK-LCSB-LU051503
RECORD_TITLE: Metronidazole; LC-ESI-QFT; MS2; CE: 45; R=17500; [M+H]+
DATE: 2020.08.19
AUTHORS: Kondić, T.;Singh, R.;Elapavalore, A.;Schymanski, E.
LICENSE: CC0
COPYRIGHT: Copyright © 2019 by Environmental Cheminformatics, LCSB, University of Luxembourg, Luxembourg
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 515
COMMENT: DATASET 20200303_ENTACT_RP_MIX506
COMMENT: DATA_PROCESSING MERGING RMBmix ver. 0.2.7
COMMENT: DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0
COMMENT: ORIGINAL_ACQUISITION_NO 3614
COMMENT: ORIGINAL_PRECURSOR_SCAN_NO 3612

CH$NAME: Metronidazole
CH$NAME: 2-(2-methyl-5-nitroimidazol-1-yl)ethanol
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₆H₉N₃O₃
CH$EXACT_MASS: 171.0644
CH$SMILES: CC1=NC=C(N1CCO)[N+]([O-])=O
CH$IUPAC: InChI=1S/C6H9N3O3/c1-5-7-4-6(9(11)12)8(5)2-3-10/h4,10H,2-3H2,1H3
CH$LINK: CAS 128-13-2
CH$LINK: CHEBI 6909
CH$LINK: KEGG C07203
CH$LINK: PUBCHEM CID:4173
CH$LINK: INCHIKEY VAOCPAMSLUNLGC-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 4029

AC$INSTRUMENT: Q Exactive Orbitrap (Thermo Scientific)
AC$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$MASS_SPECTROMETRY: COLLISION_ENERGY 45
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$CHROMATOGRAPHY: COLUMN_NAME Acquity BEH C18 1.7um, 2.1x150mm (Waters)
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0-2 min, 0/100 at 15-20 min, 90/10 at 20.1-30 min
AC$CHROMATOGRAPHY: FLOW_RATE 0.20 mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 6.904 min
AC$CHROMATOGRAPHY: SOLVENT A 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol

MS$FOCUSED_ION: BASE_PEAK 79.0211
MS$FOCUSED_ION: PRECURSOR_M/Z 172.0717
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 5280484.125
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 2.99.2

PK$SPLASH: splash10-004i-0900000000-924c4e1dc5695918a519
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  56.0369 C2H4N2+ 1 56.0369 0.21
  57.021 C2H3NO+ 1 57.0209 0.74
  60.0444 C2H6NO+ 1 60.0444 -0.1
  72.0444 C3H6NO+ 1 72.0444 0.5
  82.0525 C4H6N2+ 1 82.0525 -0.61
  83.0604 C4H7N2+ 1 83.0604 0.64
  89.0709 C3H9N2O+ 1 89.0709 -0.44
  97.0396 C4H5N2O+ 1 97.0396 -0.11
  98.0475 C4H6N2O+ 1 98.0475 0.16
  111.0427 C4H5N3O+ 2 111.0427 0.29
  128.0454 C4H6N3O2+ 2 128.0455 -0.08
  172.0717 C6H10N3O3+ 1 172.0717 -0.08
PK$NUM_PEAK: 12
PK$PEAK: m/z int. rel.int.
  56.0369 103761.8 42
  57.021 8528 3
  60.0444 2617.1 1
  72.0444 7021.8 2
  82.0525 55128.8 22
  83.0604 4906.3 1
  89.0709 4582.3 1
  97.0396 5762.9 2
  98.0475 52928.5 21
  111.0427 51346.3 20
  128.0454 2465683.5 999
  172.0717 198841.4 80
//