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Clicking on any metabolite link will take you to the Human Metabolome Database.
Displaying metabolites 321 - 340 of 452 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
p-Hydroxyphenylacetic acid HMDB0000020 structure imageC8H8O3

152.1473
152.047344122
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Oleic acid HMDB0000207 structure imageC18H34O2

282.4614
282.255880332
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Oxoglutaric acid HMDB0000208 structure imageC5H6O5

146.0981
146.021523302
  • Blood
  • Breast Milk
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Pantothenic acid HMDB0000210 structure imageC9H17NO5

219.235
219.110672659
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Ornithine HMDB0000214 structure imageC5H12N2O2

132.161
132.089877638
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Norepinephrine HMDB0000216 structure imageC8H11NO3

169.1778
169.073893223
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
Palmitic acid HMDB0000220 structure imageC16H32O2

256.4241
256.240230268
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Oxalacetic acid HMDB0000223 structure imageC4H4O5

132.0716
132.005873238
  • Blood
  • Cellular Cytoplasm
  • Cerebrospinal Fluid (CSF)
  • Urine
O-Phosphoethanolamine HMDB0000224 structure imageC2H8NO4P

141.063
141.019094261
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Normetanephrine HMDB0000819 structure imageC9H13NO3

183.2044
183.089543287
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Nicotinic acid HMDB0001488 structure imageC6H5NO2

123.1094
123.032028409
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Palmitoylethanolamide HMDB0002100 structure imageC18H37NO2

299.4919
299.282429433
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Nitrite HMDB0002786 structure imageHNO2

47.0134
47.000728281
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Oxytocin HMDB0002865 structure imageC43H66N12O12S2

1007.187
1006.436457016
  • Cerebrospinal Fluid (CSF)
  • Urine
Nitrate HMDB0002878 structure imageNO3

62.0049
61.987817871
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
Palmitoleic acid HMDB0003229 structure imageC16H30O2

254.4082
254.224580204
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Oxidized glutathione HMDB0003337 structure imageC20H32N6O12S2

612.631
612.151961898
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Nitric oxide HMDB0003378 structure imageNO

30.0061
29.997988627
  • Blood
  • Cerebrospinal Fluid (CSF)
p-Cresol sulfate HMDB0011635 structure imageC7H8O4S

188.201
188.014329434
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Palladium HMDB0013670 structure imagePd

106.42
105.903483087
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Displaying metabolites 321 - 340 of 452 in total