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Clicking on any metabolite link will take you to the Human Metabolome Database.
Displaying metabolites 581 - 600 of 37229 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
2-Hydroxybutyric acid HMDB0000008 structure imageC4H8O3

104.105
104.047344118
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
3-Hydroxybutyric acid HMDB0000011 structure imageC4H8O3

104.1045
104.047344122
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
gamma-Aminobutyric acid HMDB0000112 structure imageC4H9NO2

103.1198
103.063328537
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
(R)-3-Hydroxyisobutyric acid HMDB0000336 structure imageC4H8O3

104.1045
104.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
(S)-3-Hydroxybutyric acid HMDB0000442 structure imageC4H8O3

104.1045
104.047344122
  • Blood
  • Urine
Malonic acid HMDB0000691 structure imageC3H4O4

104.0615
104.010958616
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
4-Hydroxybutyric acid HMDB0000710 structure imageC4H8O3

104.1045
104.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
alpha-Hydroxyisobutyric acid HMDB0000729 structure imageC4H8O3

104.1045
104.047344122
  • Blood
  • Feces
  • Saliva
  • Urine
Hydroxypyruvic acid HMDB0001352 structure imageC3H4O4

104.0615
104.010958616
  • Blood
  • Feces
  • Urine
(1,2-Dihydroxyethyl)oxirane ThumbC4H8O3

104.105
104.047344118
  • Blood
2-Amino-3-methyl-1-butanol ThumbC5H13NO

103.165
103.099714043
  • Blood
Allophanic acid ThumbC2H4N2O3

104.0648
104.022192004
  • Blood
Ethyl glycinate ThumbC4H9NO2

103.1198
103.063328537
  • Blood
Ethylthiourea ThumbC3H8N2S

104.17
104.04081944
  • Blood
Methacryloyl chloride ThumbC4H5ClO

104.53
104.0028925
  • Blood
Methyl lactate ThumbC4H8O3

104.105
104.047344118
  • Blood
N,N'-Dimethylthiourea ThumbC3H8N2S

104.17
104.04081944
  • Blood
s-Ethylisothiourea ThumbC3H8N2S

104.174
104.040818956
  • Blood
Tetramethylene sulfoxide ThumbC4H8OS

104.171
104.029585568
  • Blood
2-Hydroxybutanoic acid ThumbC4H8O3

104.1045
104.047344122
  • Blood
  • Urine
Displaying metabolites 581 - 600 of 37229 in total