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Clicking on any metabolite link will take you to the Human Metabolome Database.
Displaying metabolites 341 - 360 of 450 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
Pipecolic acid HMDB0000070 structure imageC6H11NO2

129.157
129.078978601
  • Amniotic Fluid
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Phenylalanine HMDB0000159 structure imageC9H11NO2

165.1891
165.078978601
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Proline HMDB0000162 structure imageC5H9NO2

115.1305
115.063328537
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Phenylacetic acid HMDB0000209 structure imageC8H8O2

136.1479
136.0524295
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Propionic acid HMDB0000237 structure imageC3H6O2

74.0785
74.036779436
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Pregnenolone HMDB0000253 structure imageC21H32O2

316.4776
316.240230268
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
Phosphoserine HMDB0000272 structure imageC3H8NO6P

185.0725
185.008923505
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
Potassium HMDB0000586 structure imageK

39.0983
38.963706861
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Propionylcarnitine HMDB0000824 structure imageC10H19NO4

217.265
217.131408096
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Phosphorus HMDB0001315 structure imageP

30.9738
30.973761512
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Phosphorylcholine HMDB0001565 structure imageC5H15NO4P

184.1507
184.073869485
  • Blood
  • Breast Milk
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Progesterone HMDB0001830 structure imageC21H30O2

314.4617
314.224580204
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
Propylene glycol HMDB0001881 structure imageC3H8O2

76.0944
76.0524295
  • Blood
  • Breath
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Sweat
  • Urine
Peroxynitrite HMDB0002179 structure imageHNO3

63.012
62.995642896
  • Cerebrospinal Fluid (CSF)
Picolinic acid HMDB0002243 structure imageC6H5NO2

123.1094
123.032028409
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
Propanal HMDB0003366 structure imageC3H6O

58.0791
58.041864814
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
Pentosidine HMDB0003933 structure imageC17H26N6O4

378.4261
378.20155335
  • Blood
  • Cerebrospinal Fluid (CSF)
Pi-Methylimidazoleacetic acid HMDB0004988 structure imageC6H8N2O2

140.1399
140.05857751
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Prolylhydroxyproline HMDB0006695 structure imageC10H16N2O4

228.245
228.11100701
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Sweat
  • Urine
Platinum HMDB0013671 structure imagePt

195.084
194.964774449
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Saliva
  • Urine
Displaying metabolites 341 - 360 of 450 in total