ACCESSION: MSBNK-Antwerp_Univ-METOX_P100403_EF88
RECORD_TITLE: L-Valine; LC-ESI-QTOF; MS2; CE: 20eV; R=5000; [M+H]+
DATE: 2021.12.01
AUTHORS: da Silva KM, Iturrospe E, van de Lavoir M, Robeyns R, University of Antwerp, Belgium
LICENSE: CC BY
COPYRIGHT: Copyright (c) 2021 by Toxicological Center, University of Antwerp, Wilrijk, Belgium
COMMENT: CONFIDENCE Standard compound
COMMENT: INTERNAL_ID 1004

CH$NAME: L-Valine
CH$NAME: Valine
CH$NAME: (2S)-2-amino-3-methylbutanoic acid
CH$COMPOUND_CLASS: N/A; Metabolomics Standard
CH$FORMULA: C₅H₁₁NO₂
CH$EXACT_MASS: 117.0790
CH$SMILES: CC(C)[C@@H](C(=O)O)N
CH$IUPAC: InChI=1S/C5H11NO2/c1-3(2)4(6)5(7)8/h3-4H,6H2,1-2H3,(H,7,8)/t4-/m0/s1
CH$LINK: CAS 72-18-4
CH$LINK: CHEBI 16414
CH$LINK: KEGG D00039
CH$LINK: PUBCHEM CID:6287
CH$LINK: INCHIKEY KZSNJWFQEVHDMF-BYPYZUCNSA-N
CH$LINK: CHEMSPIDER 6050
CH$LINK: COMPTOX DTXSID40883233

AC$INSTRUMENT: Agilent 6530 QTOF
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 20 eV
AC$MASS_SPECTROMETRY: RESOLUTION 5000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 42-990
AC$CHROMATOGRAPHY: COLUMN_NAME N/A
AC$CHROMATOGRAPHY: FLOW_GRADIENT 50/50 isocratic
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 0.561 min
AC$CHROMATOGRAPHY: SOLVENT A 90/10 water with 10mM ammonium formate + 0.1% formic acid/methanol
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile

MS$FOCUSED_ION: BASE_PEAK 121.0508
MS$FOCUSED_ION: PRECURSOR_M/Z 118.0863
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 52222
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 3.4.0

PK$SPLASH: splash10-0a4i-9000000000-abeb6e94a6d9c8bdc1da
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  51.9939 C3O+ 1 51.9944 -8.29
  55.0531 C4H7+ 1 55.0542 -19.58
  58.0643 C3H8N+ 1 58.0651 -14.7
  59.072 C3H9N+ 1 59.073 -16.1
  60.0936 C4H12+ 1 60.0934 3.93
  72.0792 C4H10N+ 1 72.0808 -21.26
PK$NUM_PEAK: 6
PK$PEAK: m/z int. rel.int.
  51.9939 28 6
  55.0531 676.7 163
  58.0643 4131.9 999
  59.072 751.5 181
  60.0936 19 4
  72.0792 249.4 60
//