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Displaying metabolites 2226 - 2250 of 248138 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
Pyroglutamic acidHMDB0000267 structure imageC5H7NO3

129.114
129.042593095
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Pyrroline hydroxycarboxylic acidHMDB0001369 structure imageC5H7NO3

129.114
129.042593095
  • Saliva
N-AcryloylglycineHMDB0001843 structure imageC5H7NO3

129.114
129.042593095
    1-Pyrroline-4-hydroxy-2-carboxylateHMDB0002234 structure imageC5H7NO3

    129.114
    129.042593095
      dimethadioneHMDB0061093 structure imageC5H7NO3

      129.114
      129.042593095
      • Blood
      • Urine
      (3R,5S)-1-pyrroline-3-hydroxy-5-carboxylic AcidHMDB0062585 structure imageC5H7NO3

      129.115
      129.042593089
        3-Hydroxy-1-methylpyrrolidine-2,5-dioneThumbC5H7NO3

        129.115
        129.042593089
        • Blood
        4-Oxo-L-prolineHMDB0246561 structure imageC5H7NO3

        129.115
        129.042593089
        • Blood
        (2S)-6-Oxa-1-azabicyclo[3.1.0]hexane-2-carboxylic acidThumbC5H7NO3

        129.115
        129.042593089
        • Blood
        5-Hydroxy-2-imino-1-methylimidazolidin-4-oneThumbC4H7N3O2

        129.119
        129.053826477
        • Blood
        Maleimide-ThiolThumbC4H3NO2S

        129.13
        128.988449515
        • Blood
        Pipecolic acidHMDB0000070 structure imageC6H11NO2

        129.157
        129.078978601
        • Blood
        • Saliva
        • Urine
        L-Pipecolic acidHMDB0000716 structure imageC6H11NO2

        129.157
        129.078978601
        • Blood
        • Feces
        • Urine
        N4-AcetylaminobutanalHMDB0004226 structure imageC6H11NO2

        129.157
        129.078978601
          D-Pipecolic acidHMDB0005960 structure imageC6H11NO2

          129.157
          129.078978601
          • Blood
          VigabatrinHMDB0015212 structure imageC6H11NO2

          129.157
          129.078978601
          • Blood
          • Urine
          L-trans-4-Methyl-2-pyrrolidinecarboxylic acidHMDB0029435 structure imageC6H11NO2

          129.157
          129.078978601
            3-AcetamidobutanalHMDB0059649 structure imageC6H11NO2

            129.157
            129.078978601
              (2E)-Decenoyl-ACPHMDB0062225 structure imageC6H11NO2

              129.157
              129.078978601
                N-Methyl-L-prolineHMDB0094696 structure imageC6H11NO2

                129.157
                129.078978601
                • Urine
                Isonipecotic acidThumbC6H11NO2

                129.157
                129.078978601
                • Blood
                3-Methylene-indolenineHMDB0011664 structure imageC9H7N

                129.1586
                129.057849229
                  QuinolineHMDB0033731 structure imageC9H7N

                  129.1586
                  129.057849229
                  • Blood
                  • Urine
                  IsoquinolineHMDB0034244 structure imageC9H7N

                  129.1586
                  129.057849229
                  • Blood
                  • Urine
                  3-Phenyl-2-propenenitrileThumbC9H7N

                  129.1586
                  129.057849229
                    Displaying metabolites 2226 - 2250 of 248138 in total