You are using an unsupported browser. Please upgrade your browser to a newer version to get the best experience on Human Metabolome Database.
Filter by metabolite status (default all):
Clicking on any metabolite link will take you to the Human Metabolome Database.
Displaying metabolites 101 - 120 of 5661 in total
HMDB ID
CAS Number
Name StructureFormula
Average Mass
Monoisotopic Mass
Biospecimen Location
Ureidopropionic acid HMDB0000026 structure imageC4H8N2O3

132.1179
132.053492132
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Urine
Uridine diphosphate glucose HMDB0000286 structure imageC15H24N2O17P2

566.3018
566.055020376
  • Blood
  • Feces
  • Urine
Uric acid HMDB0000289 structure imageC5H4N4O3

168.1103
168.028340014
  • Amniotic Fluid
  • Bile
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Feces
  • Saliva
  • Urine
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
Urocanic acid HMDB0000301 structure imageC6H6N2O2

138.124
138.042927446
  • Blood
  • Feces
  • Saliva
  • Sweat
  • Urine
Uridine diphosphategalactose HMDB0000302 structure imageC15H24N2O17P2

566.3018
566.055020376
  • Urine
Ureidosuccinic acid HMDB0000828 structure imageC5H8N2O5

176.1274
176.043321376
  • Blood
  • Feces
  • Prostate Tissue
  • Saliva
  • Urine
Undecanedioic acid HMDB0000888 structure imageC11H20O4

216.2741
216.136159128
  • Blood
  • Feces
  • Saliva
  • Urine
Ureidoisobutyric acid HMDB0002031 structure imageC5H10N2O3

146.1445
146.069142196
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
Urobilinogen HMDB0004158 structure imageC33H42N4O6

590.7098
590.310435096
  • Blood
  • Feces
  • Urine
Urobilin HMDB0004160 structure imageC33H42N4O6

590.721
590.310435088
  • Blood
  • Feces
  • Urine
Uridine 2',3'-cyclic phosphate HMDB0011640 structure imageC9H11N2O8P

306.166
306.02530185
  • Blood
  • Feces
  • Urine
Urolithin A HMDB0013695 structure imageC13H8O4

228.2002
228.042258744
  • Blood
  • Feces
  • Urine
Uracil mustard HMDB0014929 structure imageC8H11Cl2N3O2

252.098
251.022832025
  • Blood
  • Urine
Undecane HMDB0031445 structure imageC11H24

156.3083
156.187800768
  • Breath
  • Feces
  • Saliva
  • Urine
Urolithin A 3,8-O-diglucuronide HMDB0041786 structure imageC25H24O16

580.4485
580.10643472
  • Blood
  • Urine
UR-144 N-(5-hydroxypentyl) beta-D-glucuronide ThumbC27H37NO8

503.592
503.251917155
  • Blood
  • Urine
Ureidoacrylic acid ThumbC4H6N2O3

130.103
130.037842061
  • Blood
  • Urine
Displaying metabolites 101 - 120 of 5661 in total