ACCESSION: MSBNK-Antwerp_Univ-METOX_P102301_FB57
RECORD_TITLE: N-ACETYLPROLINE; LC-ESI-QTOF; MS2; CE: 40eV; R=5000; [M+H]+
DATE: 2021.12.23
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 1023

CH$NAME: N-ACETYLPROLINE
CH$NAME: N-Acetyl-L-proline
CH$NAME: (2S)-1-acetylpyrrolidine-2-carboxylic acid
CH$COMPOUND_CLASS: N/A; Metabolomics Standard
CH$FORMULA: C₇H₁₁NO₃
CH$EXACT_MASS: 157.0739
CH$SMILES: [H][C@]1(CCCN1C(C)=O)C(O)=O
CH$IUPAC: InChI=1S/C7H11NO3/c1-5(9)8-4-2-3-6(8)7(10)11/h6H,2-4H2,1H3,(H,10,11)/t6-/m0/s1
CH$LINK: CAS 68-95-1
CH$LINK: CHEBI 21560
CH$LINK: PUBCHEM CID:66141
CH$LINK: INCHIKEY GNMSLDIYJOSUSW-LURJTMIESA-N
CH$LINK: CHEMSPIDER 59528

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$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$MASS_SPECTROMETRY: RESOLUTION 5000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 41-1000
AC$CHROMATOGRAPHY: COLUMN_NAME N/A
AC$CHROMATOGRAPHY: FLOW_GRADIENT 50/50 isocratic
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 0.217 min
AC$CHROMATOGRAPHY: SOLVENT A 90/10 water with 10mM ammonium formate + 0.1% formic acid/methanol
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile

MS$FOCUSED_ION: BASE_PEAK 158.0814
MS$FOCUSED_ION: PRECURSOR_M/Z 158.0812
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_INTENSITY 351722
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$SPLASH: splash10-00di-9000000000-18d6bef4e213d59eaeb7
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  42.0335 C2H4N+ 1 42.0338 -7.68
  43.0188 C2H3O+ 1 43.0178 21.49
  43.054 C3H7+ 1 43.0542 -5.04
  53.0393 C4H5+ 1 53.0386 13.43
  58.0663 C3H8N+ 1 58.0651 20.15
  68.0504 C4H6N+ 1 68.0495 14.31
  70.066 C4H8N+ 1 70.0651 12.77
  71.074 C4H9N+ 1 71.073 14.73
PK$NUM_PEAK: 8
PK$PEAK: m/z int. rel.int.
  42.0335 254.2 6
  43.0188 4514.4 114
  43.054 3054 77
  53.0393 159 4
  58.0663 96.6 2
  68.0504 1555.9 39
  70.066 39242.2 999
  71.074 99.2 2
//