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Displaying metabolites 241 - 260 of 452 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
L-Alanine HMDB0000161 structure imageC3H7NO2

89.0932
89.047678473
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Isoleucine HMDB0000172 structure imageC6H13NO2

131.1729
131.094628665
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Inosinic acid HMDB0000175 structure imageC10H13N4O8P

348.206
348.047099924
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
Isocitric acid HMDB0000193 structure imageC6H8O7

192.1235
192.02700261
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Semen
  • Urine
Inosine HMDB0000195 structure imageC10H12N4O5

268.2261
268.080769514
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Pericardial Effusion
  • Saliva
  • Urine
L-Acetylcarnitine HMDB0000201 structure imageC9H17NO4

203.238
203.115758031
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
L-alpha-Aminobutyric acid HMDB0000452 structure imageC4H9NO2

103.1198
103.063328537
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
L-Alloisoleucine HMDB0000557 structure imageC6H13NO2

131.1729
131.094628665
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
L-Arabinose HMDB0000646 structure imageC5H10O5

150.1299
150.05282343
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Iodine HMDB0000675 structure imageI2

253.8089
253.80893684
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
Indoxyl sulfate HMDB0000682 structure imageC8H7NO4S

213.21
213.009578407
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Kynurenine HMDB0000684 structure imageC10H12N2O3

208.2139
208.08479226
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
L-2-Hydroxyglutaric acid HMDB0000694 structure imageC5H8O5

148.114
148.037173366
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Ketoleucine HMDB0000695 structure imageC6H10O3

130.1418
130.062994186
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Kynurenic acid HMDB0000715 structure imageC10H7NO3

189.1675
189.042593095
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Isovaleric acid HMDB0000718 structure imageC5H10O2

102.1317
102.068079564
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Isopropyl alcohol HMDB0000863 structure imageC3H8O

60.095
60.057514878
  • Blood
  • Breath
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Isobutyric acid HMDB0001873 structure imageC4H8O2

88.1051
88.0524295
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Kyotorphin HMDB0005768 structure imageC15H23N5O4

337.3742
337.175004249
  • Cerebrospinal Fluid (CSF)
Isovaleraldehyde HMDB0006478 structure imageC5H10O

86.1323
86.073164942
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Displaying metabolites 241 - 260 of 452 in total