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Clicking on any metabolite link will take you to the Human Metabolome Database.
Displaying metabolites 21 - 40 of 450 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
2-Ketobutyric acid HMDB0000005 structure imageC4H6O3

102.0886
102.031694058
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
2-Hydroxybutyric acid HMDB0000008 structure imageC4H8O3

104.105
104.047344118
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
2-Hydroxy-3-methylpentanoic acid HMDB0000317 structure imageC6H12O3

132.1577
132.07864425
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
2,4-Dihydroxybutanoic acid HMDB0000360 structure imageC4H8O4

120.1039
120.042258744
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
2-Methylcitric acid HMDB0000379 structure imageC7H10O7

206.1501
206.042652674
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
2-Hydroxy-3-methylbutyric acid HMDB0000407 structure imageC5H10O3

118.1311
118.062994186
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
2-Aminobenzoic acid HMDB0001123 structure imageC7H7NO2

137.136
137.047678473
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
2(N)-Methyl-norsalsolinol HMDB0001189 structure imageC10H13NO2

179.2157
179.094628665
  • Cerebrospinal Fluid (CSF)
3,4-Dihydroxybenzeneacetic acid HMDB0001336 structure imageC8H8O4

168.1467
168.042258744
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
24-Hydroxycholesterol HMDB0001419 structure imageC27H46O2

402.6529
402.349780716
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
20-Hydroxy-leukotriene B4 HMDB0001509 structure imageC20H32O5

352.4651
352.224974134
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
27-Hydroxycholesterol HMDB0002103 structure imageC27H46O2

402.6529
402.349780716
  • Blood
  • Cerebrospinal Fluid (CSF)
14R,15S-EpETrE HMDB0002283 structure imageC20H32O3

320.4663
320.23514489
  • Blood
  • Cerebrospinal Fluid (CSF)
2-Heptanone HMDB0003671 structure imageC7H14O

114.1855
114.10446507
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
15-HETE HMDB0003876 structure imageC20H32O3

320.4663
320.23514489
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
2-Oxoarginine HMDB0004225 structure imageC6H11N3O3

173.1698
173.080041233
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
20-Hydroxyeicosatetraenoic acid HMDB0005998 structure imageC20H32O3

320.4663
320.23514489
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
20-Carboxy-leukotriene B4 HMDB0006059 structure imageC20H30O6

366.4486
366.204238692
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
15-KETE HMDB0010210 structure imageC20H30O3

318.4504
318.219494826
  • Blood
  • Cerebrospinal Fluid (CSF)
2-Hydroxyglutarate HMDB0059655 structure imageC5H8O5

148.114
148.037173366
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Displaying metabolites 21 - 40 of 450 in total