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Clicking on any metabolite link will take you to the Human Metabolome Database.
Displaying metabolites 1341 - 1360 of 37228 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
Hypoxanthine HMDB0000157 structure imageC5H4N4O

136.1115
136.03851077
  • Amniotic Fluid
  • Blood
  • Breast Milk
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Phenylacetic acid HMDB0000209 structure imageC8H8O2

136.1479
136.0524295
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
N-Methylnicotinamide HMDB0003152 structure imageC7H8N2O

136.1512
136.063662888
  • Blood
  • Urine
Allopurinol HMDB0014581 structure imageC5H4N4O

136.1115
136.03851077
  • Blood
  • Urine
Phenelzine HMDB0014918 structure imageC8H12N2

136.1943
136.100048394
  • Blood
  • Urine
Betahistine HMDB0015644 structure imageC8H12N2

136.1943
136.100048394
  • Blood
  • Urine
1,4-Benzodioxane ThumbC8H8O2

136.15
136.052429498
  • Blood
Tetrahydrothiophene-3-ol 1,1-dioxide ThumbC4H8O3S

136.17
136.019415292
  • Blood
2-C-Methyl-D-erythritol ThumbC5H12O4

136.147
136.073558866
  • Blood
2-Hydroxyacetophenone ThumbC8H8O2

136.15
136.052429498
  • Blood
2-Hydroxypurine ThumbC5H4N4O

136.114
136.038510765
  • Blood
3-Aminobenzamide ThumbC7H8N2O

136.1512
136.063662888
  • Blood
4-Aminobenzamide ThumbC7H8N2O

136.154
136.063662886
  • Blood
5-Methylnicotinamide ThumbC7H8N2O

136.154
136.063662886
  • Blood
N,N-Dimethyl-p-phenylenediamine ThumbC8H12N2

136.1943
136.100048394
  • Blood
Benzamidoxime ThumbC7H8N2O

136.154
136.063662886
  • Blood
Benzohydrazide ThumbC7H8N2O

136.154
136.063662886
  • Blood
N1,N1-Dimethylbenzene-1,2-diamine ThumbC8H12N2

136.198
136.100048394
  • Blood
Amino (2R)-2-amino-3-sulfanylpropanoate ThumbC3H8N2O2S

136.17
136.03064868
  • Blood
Tetrahydrothiophene sulfoxide ThumbC4H8OS2

136.23
136.001657226
  • Blood
  • Urine
Displaying metabolites 1341 - 1360 of 37228 in total