• Urea,N-cycloheptyl-N-[(9-ethyl-9H-carbazol-3-yl)methyl]-N'-(4-ethylphenyl)-
• 138141-52-3
• C₃₁H₃₇N₃O
• .

• Urea, N-cycloheptyl-N-(4-quinolinylmethyl)-N'-(2,4,6-trimethylphenyl)-
• 138141-51-2
• C₂₇H₃₃N₃O
• .

• Urea, N-cycloheptyl-N-(4-isoquinolinylmethyl)-N'-(2,4,6-trimethylphenyl)-
• 138141-55-6
• C₂₇H₃₃N₃O
• .

• Uridine, 5'-O-[(4-methoxyphenyl)diphenylmethyl]-, 2'-benzoate
• 121947-68-0
• C₃₆H₃₂N₂O₈
• .

• Urea, N-(7-chloro-2-benzothiazolyl)-N'-methyl-
• 139961-78-7
• C₉H₈ClN₃OS
• .

• Urea, N-hydroxy-N-methyl-N'-(4,7,10,13-nonadecatetraenyl)-
• 139475-64-2
• C₂₁H₃₆N₂O₂
• .

• Urea, N-[2,6-bis(1-methylethyl)phenyl]-N'-(2-undecyl-2H-tetrazol-5-yl)-
• 139476-57-6
• C₂₅H₄₂N₆O
• .

• Urea, N'-[2-(3,5-dimethoxyphenyl)ethyl]-N-hydroxy-N-methyl-
• 139475-84-6
• C₁₂H₁₈N₂O₄
• .

• Urea, N-[2-(3,4-dimethoxyphenyl)ethyl]-N'-hydroxy-
• 139476-07-6
• C₁₁H₁₆N₂O₄
• .

• Urea, N'-[3-[2-(4-azidophenyl)ethenyl]phenyl]-N,N-dimethyl-, (E)-
• 152528-09-1
• C₁₇H₁₇N₅O
• .

• Urea, N'-[3-[2-(4-aminophenyl)ethenyl]phenyl]-N,N-dimethyl-, (E)-
• 152528-15-9
• C₁₇H₁₉N₃O
• .

• Urea, [2-(ethylamino)-5-fluoro-4-(4-methyl-1-piperazinyl)phenyl]-
• 137858-23-2
• C₁₄H₂₂FN₅O
• .

• Urea, N-cycloheptyl-N-(9-phenanthrenylmethyl)-N'-(4-propylphenyl)-
• 138046-49-8
• C₃₂H₃₆N₂O
• .

• Uranium, diiodobis(2-propanol)bis(2-propanolato)-
• 139606-67-0
• C₁₂H₃₀I₂O₄U
• .

• Uridine, 2',5'-dideoxy-5'-(diethoxyphosphinyl)-
• 137965-41-4
• C₁₃H₂₁N₂O₇P
• .

• Urea,N-[4-[[[(2-chlorophenyl)amino]thioxomethyl]amino]-6-[(4-methyl-2-oxo-2H-1-benzopyran-7-yl)oxy]-1,3,5-triazin-2-yl]-N'-(4-nitrophenyl)-
• 137986-31-3
• C₂₇H₁₉ClN₈O₆S
• .

• Urea,N-[4-[[[(3-chlorophenyl)amino]thioxomethyl]amino]-6-[(4-methyl-2-oxo-2H-1-benzopyran-7-yl)oxy]-1,3,5-triazin-2-yl]-N'-(4-nitrophenyl)-
• 137986-32-4
• C₂₇H₁₉ClN₈O₆S
• .

• Uridine, 2',5'-dideoxy-5'-(diethoxyphosphinyl)-,3'-(2,2-dimethylpropanoate)
• 137965-39-0
• C₁₈H₂₉N₂O₈P
• .

• Urea,N-[4-[[[(4-chlorophenyl)amino]thioxomethyl]amino]-6-[(4-methyl-2-oxo-2H-1-benzopyran-7-yl)oxy]-1,3,5-triazin-2-yl]-N'-(4-nitrophenyl)-
• 137986-33-5
• C₂₇H₁₉ClN₈O₆S
• .

• Urea,N,N'-bis(4-methoxyphenyl)-N-(4-methylene-4H-3,1-benzoxazin-2-yl)-
• 154088-93-4
• C₂₄H₂₁N₃O₄
• .

• Urea, N,N'-bis(4-fluorophenyl)-N-(4-methylene-4H-3,1-benzoxazin-2-yl)-
• 154088-94-5
• C₂₂H₁₅F₂N₃O₂
• .

• Urea, N'-formyl-N-propyl-N-[2-(2,4,6-trichlorophenoxy)ethyl]-
• 139542-32-8
• C₁₃H₁₅Cl₃N₂O₃
• .

• Undecanoic acid, 2-fluoro-4-(5-nonyl-2-pyrimidinyl)phenyl ester
• 138034-08-9
• C₃₀H₄₅FN₂O₂
• .

• Urea, N-(3-chloropropyl)-N-nitroso-N'-[3-(tripropylsilyl)propyl]-
• 106030-97-1
• C₁₆H₃₄ClN₃O₂Si
• .

• Undecanoic acid, 2-fluoro-4-(5-hexyl-2-pyrimidinyl)phenyl ester
• 138034-25-0
• C₂₇H₃₉FN₂O₂
• .

• Undecanoic acid, 2-fluoro-4-(5-octyl-2-pyrimidinyl)phenyl ester
• 138034-29-4
• C₂₉H₄₃FN₂O₂
• .

• Urea,N-cycloheptyl-N-(9H-fluoren-2-ylmethyl)-N'-(2,4,6-trimethylphenyl)-
• 138046-43-2
• C₃₁H₃₆N₂O
• .

• Urea, N-(2-chloroethyl)-N-nitroso-N'-[3-(triphenylsilyl)propyl]-
• 106030-74-4
• C₂₄H₂₆ClN₃O₂Si
• .

• Urea, N-(3-aminophenyl)-N'-[3-chloro-4-(5-oxazolyl)phenyl]-
• 198820-81-4
• C₁₆H₁₃ClN₄O₂
• .

• Uridine, 2',3'-O-(1-methylethylidene)-5'-O-(tetrahydro-2H-pyran-2-yl)-
• 154665-00-6
• C₁₇H₂₄N₂O₇
• .

• Urea, N-(2-biphenylenylmethyl)-N-cycloheptyl-N'-(2,4,6-trimethylphenyl)-
• 138046-63-6
• C₃₀H₃₄N₂O
• .

• Urea,N-cycloheptyl-N-(9H-fluoren-4-ylmethyl)-N'-(2,4,6-trimethylphenyl)-
• 138046-59-0
• C₃₁H₃₆N₂O
• .

• Urea,N-cycloheptyl-N-(9H-fluoren-1-ylmethyl)-N'-(2,4,6-trimethylphenyl)-
• 138046-58-9
• C₃₁H₃₆N₂O
• .

• Urea, N-(9-anthracenylmethyl)-N-cycloheptyl-N'-(2,4,6-trifluorophenyl)-
• 138046-45-4
• C₂₉H₂₇F₃N₂O
• .

• Urea,N-cycloheptyl-N'-[4-(1,1-dimethylethyl)phenyl]-N-(9H-fluoren-2-ylmethyl)-
• 138046-50-1
• C₃₂H₃₈N₂O
• .

• Urea,N-cycloheptyl-N-(1-phenanthrenylmethyl)-N'-(2,4,6-trifluorophenyl)-
• 138046-57-8
• C₂₉H₂₇F₃N₂O
• .

• Urea,N-cycloheptyl-N-[2-(9H-fluoren-2-yl)ethyl]-N'-(2,4,6-trifluorophenyl)-
• 138046-61-4
• C₂₉H₂₉F₃N₂O
• .

• Urea, N-cycloheptyl-N-(9H-fluoren-2-ylmethyl)-N'-(2,4,6-trifluorophenyl)-
• 138046-47-6
• C₂₈H₂₇F₃N₂O
• .

• Urea, N-cycloheptyl-N'-(2,6-dimethylphenyl)-N-(9H-fluoren-2-ylmethyl)-
• 138046-51-2
• C₃₀H₃₄N₂O
• .

• Urea,N'-[2,6-bis(1-methylethyl)phenyl]-N-cycloheptyl-N-(9H-fluoren-2-ylmethyl)-
• 138046-54-5
• C₃₄H₄₂N₂O
• .

• Urea,N-cycloheptyl-N-(9-phenanthrenylmethyl)-N'-(2,4,6-trifluorophenyl)-
• 138046-48-7
• C₂₉H₂₇F₃N₂O
• .

• Urea, N-cycloheptyl-N'-(2,6-diethylphenyl)-N-(9H-fluoren-2-ylmethyl)-
• 138046-53-4
• C₃₂H₃₈N₂O
• .

• Urea,N-cycloheptyl-N-(2-phenanthrenylmethyl)-N'-(2,4,6-trifluorophenyl)-
• 138046-55-6
• C₂₉H₂₇F₃N₂O
• .

• Urea, N-(5-chloro-2-pyridinyl)-N'-[3-(trifluoromethyl)phenyl]-
• 197228-36-7
• C₁₃H₉ClF₃N₃O
• .

• Uranium, tetrakis(acetonitrile)tetraiodo-
• 105331-71-3
• C₈H₁₂I₄N₄U
• .

• Undecane, 1-azido-
• 155734-88-6
• C₁₁H₂₃N₃
• .

• Urea,N-[9,10-dihydro-9,10-dioxo-2-(phenylethynyl)-1-anthracenyl]-N'-phenyl-
• 138058-32-9
• C₂₉H₁₈N₂O₃
• .

• Urea,N-cycloheptyl-N-(1-phenanthrenylmethyl)-N'-(2,4,6-trimethylphenyl)-
• 138073-74-2
• C₃₂H₃₆N₂O
• .

• Urea, N-methyl-N'-[4-(trichloromethyl)-2-pyridinyl]-
• 138077-95-9
• C₈H₈Cl₃N₃O
• .

• Urea, N-(3,4-dichlorophenyl)-N'-[4-(trichloromethyl)-2-pyridinyl]-
• 138077-97-1
• C₁₃H₈Cl₅N₃O
• .