• Uridine,5'-deoxy-5-fluoro-, 2',3'-diacetate
• 76462-82-3
• C13H15 F N2 O7
• 278-472-4
• 330.2658
• .

• Urea,N,N''-1,6-hexanediylbis[N',N'-diethyl- (9CI)
• 31563-40-3
• C16H34 N4 O2
• 314.4668
• .

• Urea,N,N'-bis(1-cyano-1-methylethyl)-
• 86199-46-4
• C9H14 N4 O
• 194.2337
• .

• Urotensin I (flounder)(9CI)
• 131359-76-7
• C204H333 N61 O65 S5
• .

• Undecadienoicacid, 9a-(acetyloxy)-1a,1b,4,4a,5,7a,7b,8,9,9a-decahydro-4a,7b-dihydroxy-3-(hydroxymethyl)-1,1,6,8-tetramethyl-5-oxo-1H-cyclopropa[3,4]benz[1,2-e]azulen-9-ylester, [1aR-(1aa,1bb,4ab,7aa,7ba,8a,9b,9aa)]- (9CI)
• 85527-86-2
• C33 H48 O8
• 570.7135
• .

• Urea,N-(4-methoxyphenyl)-N'-octadecyl-
• 4128-42-1
• C26H46 N2 O2
• 418.6556
• .

• Urea,N-(4-acetylphenyl)-
• 13143-02-7
• C9H10 N2 O2
• 0
• .

• Urospermumdalechampii, ext.
• 91845-56-6
• 295-230-3
• .

• Urea,N-[5-(1,3-benzodioxol-5-yl)-1,3,4-thiadiazol-2-yl]-N'-phenyl-
• 116758-66-8
• C16H12 N4 O3 S
• 340.3565
• .

• Urea,N,N-dimethyl-N'-[3-methyl-4-(2-methylpropyl)phenyl]-
• 107598-65-2
• C14H22 N2 O
• 234.3373
• .

• Urea,N-methyl-N'-(4-nitrophenyl)-N-phenyl-
• 77585-89-8
• C14H13 N3 O3
• 271.2713
• .

• Urea,N,N'-bis[(4-chlorophenyl)methyl]-N'-nitroso-
• 60285-27-0
• C15H13 Cl2 N3 O2
• 338.1886
• .

• Urea,N-(2,5-dichlorophenyl)-N'-phenyl-
• 13142-56-8
• C13H10 Cl2 N2 O
• 281.1373
• .

• Uridine,5-thiocyanato-, 2',3',5'-triacetate (9CI)
• 38927-33-2
• C16H17 N3 O9 S
• 427.3859
• .

• Urea,N,N-bis(butoxymethyl)-N'-octadecyl-
• 85712-02-3
• C29H60 N2 O3
• 288-360-7
• 484.7983
• .

• Undecane, 4,4-dimethyl-
• 17312-68-4
• C13H28
• 184.3614
• .

• Urea,1-(2-chlorocyclohexyl)-3-(2-chloroethyl)-, cis- (8CI)
• 13908-18-4
• C9H16 Cl2 N2 O
• 239.1421
• .

• Urea,N-(1,2-dihydro-1-methyl-1-acenaphthylenyl)-
• 6321-51-3
• C₁₄H₁₄N₂O
• 226.2738
• .

• Urea,N-methyl-N-(1-methyl-2-propyn-1-yl)-N'-[3-[[(1,2,2-trichloroethenyl)thio]methyl]phenyl]-
• 5530-85-8
• C15H15 Cl3 N2 O S
• 530.0372
• .

• Urea,N,N-dimethyl-N'-9-thiabicyclo[3.3.1]non-6-en-2-yl-
• 6436-03-9
• C11H18 N2 O S
• 256.2997
• .

• Urea,N-(2,5-dichlorophenyl)-N'-(4-morpholinylmethyl)-
• 6342-42-3
• C12H15 Cl2 N3 O2
• 304.1724
• .

• Urea,N-methoxy-N'-(1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl)-
• 33026-76-5
• C6H8 N4 O4
• 200.1521
• .

• Urs-12-en-28-oic acid,3,23-[[(1R)-4,4',5,5',6,6'-hexahydroxy[1,1'-biphenyl]-2,2'-diyl]bis(carbonyloxy)]-2-hydroxy-24-[(3,4,5-trihydroxybenzoyl)oxy]-,b-D-glucopyranosyl ester, (2a,3b,4a)- (9CI)
• 116787-82-7
• C57H68 O23
• .

• Uvariacananga, ext.
• 93062-98-7
• 296-855-4
• .

• Uridine,4-thio-, 2',3',5'-tribenzoate (6CI,7CI,8CI,9CI)
• 15049-50-0
• C30H24 N2 O8 S
• 572.5852
• .

• Urea,N,N-bis(2-chloroethyl)-N'-(1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl)-
• 90560-64-8
• C9H12 Cl2 N4 O3
• 295.1226
• .

• Urea,N'-(1-methylethyl)-N,N-diphenyl-
• 18168-00-8
• C16H18 N2 O
• 254.3269
• .

• Uranium,isotope of mass 233
• 13968-55-3
• U
• 0
• .

• Urea,N'-(3-chloro-2-hydroxyphenyl)-N,N-dimethyl-
• 83898-19-5
• C9H11 Cl N2 O2
• 281-227-4
• 214.64884
• .

• Ultrablend
• 138362-23-9
• 0
• .

• Urea,N-(2-chloroethyl)-N'-(tetrahydro-2H-pyran-4-yl)-
• 33021-60-2
• C8H15 Cl N2 O2
• 206.6699
• .

• Uridine,2'-deoxy-5-fluoro-5'-thio-, 3',5'-dibenzoate (7CI,8CI)
• 2383-36-0
• C23H19 F N2 O6 S
• 470.4702
• .

• Urginea maritima sphaeroides, ext.
• 92704-78-4
• C₁₅H₂₁ClO₃
• 296-515-5
• 284.77844
• .

• Urs-12-en-28-oic acid,3-(glucopyranosyloxy)-, (3b)- (9CI)
• 26241-61-2
• C36H58 O8
• .

• Uridine, 2'-deoxy-5-fluorouridylyl-(5'®5')-2'-deoxy-5-fluoro-(7CI,8CI,9CI)
• 148-29-8
• C18H21 F2 N4 O12 P
• 554.3495
• .

• Undecanoic acid, 6-amino-
• 84029-94-7
• C₁₁H₂₃NO₂
• 281-766-5
• 201.30582
• .

• Undecane,6-butyl-6-chloro-
• 5398-62-9
• C15H31 Cl
• 246.8596
• .

• Uridine,2',3'-O-(1-methylethylidene)-5'-O-(triphenylmethyl)-
• 10526-27-9
• C31H30 N2 O6
• 526.5797
• .

• Universal
• 102962-70-9
• Unspecified
• 0
• .

• Urea,N,N''-(5-amino-1,3-phenylene)bis- (9CI)
• 58200-08-1
• C8H11 N5 O2
• 209.2052
• .

• Urea,N'-[3-(1,1-dimethylethyl)-5-isothiazolyl]-N-ethyl-N-methyl-
• 95882-57-8
• C11H19 N3 O S
• 241.3531
• .

• Urea,N-ethyl-N-[3-(4-fluorophenyl)-5-isothiazolyl]-N'-methyl-N'-(1-methylethyl)-
• 96018-04-1
• C16H20 F N3 O S
• 321.4129
• .

• Urea,N-(2-methoxyethyl)-
• 22033-10-9
• C4H10 N2 O2
• 118.13
• .

• Urea, N-[5-[2-(b-D-glucopyranosyloxy)-1,1-dimethylethyl]-3-isoxazolyl]-N'-methyl-
• 82040-94-6
• C15H25 N3 O8
• 375.3743
• .

• Urea,N-(2,6-dimethylphenyl)-N'-(4,5,6,7-tetrahydro-1-methyl-1H-1,3-diazepin-2-yl)-,hydrochloride (1:1)
• 68656-96-2
• C15H22 N4 O . Cl H
• 310.8223
• .

• Undecafluoro(nonafluorobutyl)cyclohexane
• 374-60-7
• C₁₀F₂₀
• 206-777-4
• 500.075064
• .

• Urea,N-(2-chlorophenyl)-N'-(4-chlorophenyl)-
• 13208-68-9
• C13H10 Cl2 N2 O
• 281.1373
• .

• Urea,N-(3-chlorophenyl)-N'-(2,6-dimethylphenyl)-
• 78971-65-0
• C15H15 Cl N2 O
• 274.7454
• .

• Urea,N-(cyanophenylmethyl)-
• 88169-89-5
• C9H9 N3 O
• 175.1873
• .

• Urea,N-cyclopropyl-
• 19757-64-3
• C4H8 N2 O
• 0
• .