• Urtica pilulifera, ext.
• 90131-82-1
• 290-396-3
• .

• Undecanedioic acid,1,11-bis(1-methylethyl) ester
• 89705-67-9
• C17H32 O4
• 289-517-2
• 300.43358
• .

• Urea,N-ethyl-N'-[5-(2-fluorophenyl)-2,3-dihydro-1-methyl-2-oxo-1H-1,4-benzodiazepin-7-yl]-N-methyl-
• 74858-69-8
• C20H21 F N4 O2
• 0
• .

• Urea,N,N'-bis(cyclohexylmethyl)-
• 5472-16-2
• C15H28 N2 O
• 252.3956
• .

• Urea,N-[2-[bis(2-chloroethyl)amino]tetrahydro-2-oxido-2H-1,3,2-oxazaphosphorin-4-yl]-N'-cyclohexyl-N-hydroxy-
• 97139-67-8
• C14H27 Cl2 N4 O4 P
• .

• Undecanamide,N,N-diethyl-
• 57303-18-1
• C15H31 N O
• 241.4127
• .

• Urea,N-bicyclo[2.2.1]hept-2-yl-N'-(2-fluoroethyl)-
• 13907-96-5
• C10H17 F N2 O
• 200.2532
• .

• Urea,N-(2-chloroethyl)-N'-(1,1,3,3-tetraoxido-1,3-dithian-5-yl)-
• 33021-66-8
• C7H13 Cl N2 O5 S2
• 304.7715
• .

• Uridine,2',3'-O-(dibutylstannylene)- (9CI)
• 42822-78-6
• C17H28 N2 O6 Sn
• 477.1399
• .

• Uridine 5'-(trihydrogendiphosphate), dipotassium salt (9CI)
• 97635-35-3
• C9H14 N2 O12 P2 . 2 K
• 307-396-7
• 480.341902
• .

• Uridine,2'-deoxy-5-fluoro-, 3'-methanesulfonate
• 1549-81-1
• C10H13 F N2 O7 S
• 324.2828
• .

• Urea,N-[2-[bis(2-chloroethyl)amino]tetrahydro-2-oxido-2H-1,3,2-oxazaphosphorin-4-yl]-N-hydroxy-N'-1-naphthalenyl-
• 97139-73-6
• C18H23 Cl2 N4 O4 P
• .

• Urea,1-(4-ethylcyclohexyl)-3-[[p-[2-(2-ethyl-2-methylhexanamido)ethyl]phenyl]sulfonyl]-,trans- (8CI)
• 5092-59-1
• C26H43 N3 O4 S
• 296.8156
• .

• Urea,N-hydroxy-N'-(2-methoxyphenyl)-
• 28788-16-1
• C8H10 N2 O3
• 182.1766
• .

• Urea,N-(2-cyanoethyl)-N-cyclohexyl-
• 881-48-1
• C10H17 N3 O
• 195.2615
• .

• Uridine,5-(dimethylamino)- (7CI,8CI,9CI)
• 33805-45-7
• C11H17 N3 O6
• 287.2692
• .

• Ukrinol 1 (9CI)
• 62494-12-6
• 0
• .

• Urea,N-(2-methoxyphenyl)-N'-9,12-octadecadien-1-yl-
• 7355-89-7
• C26H42 N2 O2
• 414.6239
• .

• Urea,N-[2-[(9-butyl-9H-purin-6-yl)thio]ethyl]-N'-methyl-
• 92100-66-8
• C13H20 N6 O S
• 308.4025
• .

• Urea,N'-1,3-benzodioxol-5-yl-N-(2-chloroethyl)-N-nitroso-
• 80251-30-5
• C10H10 Cl N3 O4
• 271.6571
• .

• Urea,N-(4-chlorophenyl)-N'-2-propyn-1-yl-
• 57105-65-4
• C10H9 Cl N2 O
• 208.6443
• .

• Urea,N-(4-methylphenyl)-N'-(4-morpholinylmethyl)-
• 6342-38-7
• C13H19 N3 O2
• 249.3089
• .

• Uridine, cyclic3',5'-(hydrogen phosphate) 2'-butanoate, monosodium salt (9CI)
• 57329-12-1
• C13H17 N2 O9 P . Na
• 260-682-2
• 72.10572
• .

• Urea,N-(3,4-dichlorophenyl)-N'-[3-(trifluoromethyl)phenyl]-
• 1763-78-6
• C14H9 Cl2 F3 N2 O
• 349.1353
• .

• Urea,N'-(2,5-dichlorophenyl)-N,N-dimethyl-
• 15441-87-9
• C₉H₁₀Cl₂N₂O
• 239-453-6
• 233.0945
• .

• Uranate (UO42-),disodium, (T-4)- (9CI)
• 13510-99-1
• Na. 1/2 O4 U
• 236-846-4
• 348.00605
• .

• Urea,N-(1,1,2-trimethylpropyl)-
• 5344-89-8
• C7H16 N2 O
• 144.2147
• .

• Urea,N-nitroso-N,N'-bis(2,2,2-trifluoroethyl)-
• 13908-99-1
• C5H5 F6 N3 O2
• 253.1025
• .

• Urea,N-(3,4-dichlorophenyl)-N'-(1,1-dimethylethyl)-
• 5006-91-7
• C11H14 Cl2 N2 O
• 261.1477
• .

• Urea,N-[2-[bis(2-chloroethyl)amino]tetrahydro-2-oxido-2H-1,3,2-oxazaphosphorin-4-yl]-N'-(4-chlorophenyl)-N-hydroxy-
• 97139-30-5
• C14H20 Cl3 N4 O4 P
• .

• Urea,N,N''-1,2-phenylenebis[N'-[4-(4,5-dihydro-1H-imidazol-2-yl)phenyl]-,dihydrochloride (9CI)
• 25979-45-7
• C26H26 N8 O2 . 2 Cl H
• 482.537
• .

• Urea,N-(3-fluorophenyl)-
• 770-19-4
• C7H7 F N2 O
• 154.1417
• .

• Urea,N,N''-1,6-hexanediylbis-
• 2188-09-2
• C8H18 N4 O2
• 0
• .

• Usnea florida, ext.
• 97676-16-9
• 307-693-1
• .

• Urea,N-(3,4-dichlorophenyl)-N'-(5-methyl-1,2-benzisothiazol-3-yl)-
• 105734-54-1
• C15H11 Cl2 N3 O S
• 352.2383
• .

• Urea,N-[5-(2-hydroxy-1,1-dimethylethyl)-3-isoxazolyl]-N'-methyl-
• 81202-19-9
• C9H15 N3 O3
• 213.2337
• .

• Urea,N-(4,4-dimethylcyclohexyl)-N'-(2-fluoroethyl)-
• 33021-79-3
• C11H21 F N2 O
• 216.2956
• .

• Urea,N-1,2-benzisothiazol-3-yl-
• 104121-42-8
• C8H7 N3 O S
• 193.2257
• .

• Uridine,2'-deoxy-5'-O-(triphenylmethyl)- (9CI)
• 14270-73-6
• C28H26 N2 O5
• 470.5164
• .

• Urea, N-b-D-arabinofuranosyl-N'-methyl-
• 64623-28-5
• C7H14 N2 O5
• 206.1965
• .

• Urea,N,N-bis(phenylmethyl)-N'-[3-(trifluoromethyl)phenyl]-
• 86764-51-4
• C22H19 F3 N2 O
• 384.3943
• .

• Urea,N-(2-chloroethyl)-N'-(3,5-dimethylcyclohexyl)-
• 102433-42-1
• C11H21 Cl N2 O
• 232.7502
• .

• Urea,N-(2-chlorophenyl)-N'-(1-methylethyl)-
• 62635-47-6
• C10H13 Cl N2 O
• 0
• .

• Urea,N-propyl-N'-[3-(trifluoromethyl)phenyl]-
• 3032-42-6
• C11H13 F3 N2 O
• 246.2289
• .

• Uridine, adenylyl-(3'®5')-uridylyl-(3'®5')- (9CI)
• 1066-10-0
• C28H35 N9 O20 P2
• 213-906-8
• 420.46106
• .

• Urea,N-(1-benzo[b]thien-2-ylethyl)-
• 171370-49-3
• C11H12 N2 O S
• .

• Urea,N-(2-hydroxy-1,2,2-triphenylethyl)-
• 62183-22-6
• C21H20 N2 O2
• 332.3957
• .

• Urea,N-(2-hydroxyethyl)-N'-(4-methylphenyl)-
• 14009-33-7
• C10H14 N2 O2
• 194.2304
• .

• Undecanoic acid, 6-oxo-
• 91214-05-0
• C₁₁H₂₀O₃
• 200.2747
• .

• Urea,N,N'-bis(3-nitrophenyl)-
• 1234-21-5
• C13H10 N4 O5
• 0
• .