• Urea, N,N'-bis(3-ethyl-2-methyl-4-thiomorpholinyl)-
• 72640-23-4
• C₁₅H₃₀N₄OS₂
• .

• Urea, (3-ethyl-2-methyl-4-thiomorpholinyl)-
• 72640-24-5
• C₈H₁₇N₃OS
• .

• uranium(2+) ethynide methanide (1:1:1)
• 72661-33-7
• C₃H₄U
• 278.0928
• .

• Undecanoic acid, 11-mercapto-, methyl ester
• 73391-27-2
• C₁₂H₂₄O₂S
• .

• Uridine 5'-(trihydrogen diphosphate), magnesium salt (1:1)
• 7349-60-2
• C₉H₁₄N₂O₁₂P₂·Mg
• .

• Urea, N-[2-hydroxy-1-(hydroxymethyl)-1-methylethyl]-N'-naphthalenyl-
• 74520-47-1
• C₁₅H₁₈N₂O₃
• .

• Uridine, 2',3'-O-(1-methylethylidene)-, 5'-(4-nitrobenzoate)
• 7532-23-2
• C₁₉H₁₉N₃O₉
• .

• Uridine, 5'-deoxy-5'-phosphono-
• 7533-93-9
• C₉H₁₃N₂O₈P
• .

• Urea, N-cyclohexyl-N'-(4-nitrophenyl)-
• 75461-45-9
• C₁₃H₁₇N₃O₃
• .

• Urea, N,N-diethyl-N',N'-dimethyl-
• 14216-18-3
• C₇H₁₆N₂O
• .

• Urea, [2-[2-(heptadecenyl)-4,5-dihydro-1H-imidazol-1-yl]ethyl]-,monoacetate
• 53549-31-8
• C₂₃H₄₄N₄O·C₂H₄O₂
• .

• Urea, N-phenyl-N'-2-propynyl-
• 101871-81-2
• C₁₀H₁₀N₂O
• .

• Uridine, 5-[(1Z,3E)-4-bromo-1,3-butadienyl]-2'-deoxy-
• 535958-45-3
• C₁₃H₁₅BrN₂O₅
• .

• Uridine, 2',3',5'-trideoxy-3',5'-diiodo-
• 14260-83-4
• C₉H₁₀I₂N₂O₃
• .

• Urea,N-[2,6-bis(1-methylethyl)phenyl]-N'-[2-[[(4-methoxyphenyl)methyl]amino]-4-methylpentyl]-, (S)-
• 142631-05-8
• C₂₇H₄₁N₃O₂
• .

• Urea,N-[2,6-bis(1-methylethyl)phenyl]-N'-[2-[[(4-methoxyphenyl)methyl]amino]-4-(methylthio)butyl]-, (S)-
• 142631-06-9
• C₂₆H₃₉N₃O₂S
• .

• Urea,N-[2,6-bis(1-methylethyl)phenyl]-N'-[2-[[(4-methoxyphenyl)methyl]amino]-3-methylbutyl]-, (S)-
• 142631-07-0
• C₂₆H₃₉N₃O₂
• .

• Urea,N-[2,6-bis(1-methylethyl)phenyl]-N'-[2-[[(4-methoxyphenyl)methyl]amino]-3-phenylpropyl]-, (S)-
• 142631-08-1
• C₃₀H₃₉N₃O₂
• .

• Urea,N-[2,6-bis(1-methylethyl)phenyl]-N'-[2-[[(2-hydroxyphenyl)methyl]amino]-3-phenylpropyl]-, (S)-
• 142631-09-2
• C₂₉H₃₇N₃O₂
• .

• Urea, N-(2-aminoethyl)-N'-phenyl-
• 53673-01-1
• C₉H₁₃N₃O
• .

• Urea, N-(2-aminoethyl)-N'-2-propenyl-, monohydrochloride
• 53673-42-0
• C₆H₁₃N₃O·ClH
• .

• Urea, N-(2-aminoethyl)-N'-(4-methylphenyl)-, monohydrochloride
• 53673-43-1
• C₁₀H₁₅N₃O·ClH
• .

• Urea, N-(2-aminoethyl)-N'-butyl-, ethanedioate (1:1)
• 53673-49-7
• C₇H₁₇N₃O·C₂H₂O₄
• .

• Urea, (methylphenyl)-
• 53679-30-4
• C₈H₁₀N₂O
• .

• Urea, N'-phenyl-N,N-bis(phenylmethyl)-
• 53693-57-5
• C₂₁H₂₀N₂O
• .

• Urea, N'-butyl-N-methyl-N-phenyl-
• 53693-74-6
• C₁₂H₁₈N₂O
• .

• Urea, N,N-diethyl-N'-(3-hydroxy-4-pyridinyl)-
• 143164-00-5
• C₁₀H₁₅N₃O₂
• .

• Urea, N-[(1S)-1-benzo[b]thien-2-ylethyl]-N-hydroxy-
• 143200-94-6
• C₁₁H₁₂N₂O₂S
• .

• undec-1-yn-3-ol
• 53735-49-2
• C₁₁H₂₀O
• 168.2759
• .

• Urea, N'-(bicyclo[2.2.1]hept-5-en-2-ylmethyl)-N,N-diphenyl-, endo-
• 53750-67-7
• C₂₁H₂₂N₂O
• .

• Urea, N'-(7-oxabicyclo[2.2.1]hept-2-ylmethyl)-N,N-diphenyl-, endo-
• 53751-29-4
• C₂₀H₂₂N₂O₂
• .

• Urea, N'-(7-oxabicyclo[2.2.1]hept-2-ylmethyl)-N,N-diphenyl-, exo-
• 53751-31-8
• C₂₀H₂₂N₂O₂
• .

• Uridine,5'-O-[(1,1-dimethylethyl)dimethylsilyl]-2',3'-O-(1-methylethylidene)-
• 102147-76-2
• C₁₈H₃₀N₂O₆Si
• .

• Uridine, 4',5'-didehydro-5'-deoxy-
• 14365-63-0
• C₉H₁₀N₂O₅
• .

• Urea, N-(2-hydroxyphenyl)-N'-octadecyl-
• 102253-23-6
• C₂₅H₄₄N₂O₂
• .

• Uridine, 4-O-(difluoromethyl)-
• 102302-59-0
• C₁₀H₁₂F₂N₂O₆
• .

• Uridine, 4-O-(difluoromethyl)-5-fluoro-
• 102302-60-3
• C₁₀H₁₁F₃N₂O₆
• .

• Uridine, 5-bromo-4-O-(difluoromethyl)-
• 102302-61-4
• C₁₀H₁₁BrF₂N₂O₆
• .

• Uridine, 4-O-(difluoromethyl)-5-iodo-
• 102302-62-5
• C₁₀H₁₁F₂IN₂O₆
• .

• Uridine, 2'-deoxy-4-O-(difluoromethyl)-5-ethyl-
• 102302-64-7
• C₁₂H₁₆F₂N₂O₅
• .

• Uridine, 5-bromo-2'-deoxy-4-O-(difluoromethyl)-
• 102302-65-8
• C₁₀H₁₁BrF₂N₂O₅
• .

• Undecanal, 11-mercapto-
• 144314-69-2
• C₁₁H₂₂OS
• .

• Urea,N-(2,3-dihydro-2-oxo-5-phenyl-1H-1,4-benzodiazepin-3-yl)-N'-(3-methylphenyl)-
• 206115-23-3
• C₂₃H₂₀N₄O₂
• .

• Urea, N,N''-1,6-hexanediylbis[N'-butyl-
• 20633-53-8
• C₁₆H₃₄N₄O₂
• .

• Urea, N,N''-(4-methyl-1,3-phenylene)bis[N',N'-diethyl-
• 20718-10-9
• C₁₇H₂₈N₄O₂
• .

• Undecenone
• 57819-26-8
• C₁₁H₂₀O
• .

• Urea, [1,4,5,6-tetrahydro-5-(methylamino)-4-oxo-2-pyrimidinyl]-
• 207570-27-2
• C₆H₁₁N₅O₂
• .

• Urea,N'-[3-(3,5-dithioxo-1,2,4-triazolidin-4-yl)phenyl]-N-hydroxy-N-methyl-
• 521087-00-3
• C₁₀H₁₁N₅O₂S₂
• .

• Urea, dicyclohexylidene-
• 13488-09-0
• C₁₃H₂₀N₂O
• .

• Undecanoic acid, 11-cyano-, ethyl ester
• 52162-19-3
• C₁₄H₂₅NO₂
• .