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Displaying metabolites 121 - 140 of 450 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
Urea HMDB0000294 structure imageCH4N2O

60.0553
60.03236276
  • Blood
  • Breast Milk
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Uridine HMDB0000296 structure imageC9H12N2O6

244.2014
244.069536126
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Uracil HMDB0000300 structure imageC4H4N2O2

112.0868
112.027277382
  • Amniotic Fluid
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
2-Hydroxy-3-methylpentanoic acid HMDB0000317 structure imageC6H12O3

132.1577
132.07864425
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
3,4-Dihydroxyphenylglycol HMDB0000318 structure imageC8H10O4

170.1626
170.057908808
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
(R)-3-Hydroxyisobutyric acid HMDB0000336 structure imageC4H8O3

104.1045
104.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
(S)-3,4-Dihydroxybutyric acid HMDB0000337 structure imageC4H8O4

120.1039
120.042258744
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • 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
3-Hydroxyglutaric acid HMDB0000428 structure imageC5H8O5

148.114
148.037173366
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
3-Hydroxyphenylacetic acid HMDB0000440 structure imageC8H8O3

152.1473
152.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Adipic acid HMDB0000448 structure imageC6H10O4

146.1412
146.057908808
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
5-Hydroxylysine HMDB0000450 structure imageC6H14N2O3

162.187
162.100442324
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
L-alpha-Aminobutyric acid HMDB0000452 structure imageC4H9NO2

103.1198
103.063328537
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Allantoin HMDB0000462 structure imageC4H6N4O3

158.1154
158.043990078
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Calcium HMDB0000464 structure imageCa

40.078
39.962591155
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Biopterin HMDB0000468 structure imageC9H11N5O3

237.2153
237.086189243
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Urine
5-Hydroxy-L-tryptophan HMDB0000472 structure imageC11H12N2O3

220.2246
220.08479226
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Methylhistidine HMDB0000479 structure imageC7H11N3O2

169.1811
169.085126611
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Displaying metabolites 121 - 140 of 450 in total