• Oxazolidine, 5-methyl-4-phenyl-, trans-
• 85592-97-8
• C₁₀H₁₃NO
• .

• Oxazolidine, 3,5-dimethyl-4-phenyl-, cis-
• 85592-98-9
• C₁₁H₁₅NO
• .

• Oxazolidine, 3,5-dimethyl-4-phenyl-, trans-
• 85592-99-0
• C₁₁H₁₅NO
• .

• Octanoic acid, 2-hydroxy-3,3-dipentyl-
• 85613-93-0
• C₁₈H₃₆O₃
• .

• oleic acid, monoester with (2-hydroxyethoxy)propanediol
• 85614-40-0
• C₂₃H₄₄O₅
• 287-926-0
• .

• Octacosane, 5-methyl-
• 85688-17-1
• C₂₉H₆₀
• .

• Oils, marine
• 85711-61-1
• 288-321-4
• .

• Ovalbumins, hydrolyzates
• 85711-72-4
• 288-334-5
• .

• oleic acid, compound with methyl-1H-benzotriazole (1:1)
• 85711-84-8
• C₂₅H₄₁N₃O₂
• 288-347-6
• 415.6119
• .

• octahydro-1-methyl-1H-1-pyrindine
• 85721-32-0
• C₉H₁₇N
• 288-444-3
• .

• Oxirane, [2-(phenylmethoxy)ethyl]-, (2S)-
• 85960-55-0
• C₁₁H₁₄O₂
• .

• O1-tert-butyl O4-ethyl 4-(2-ethoxy-2-oxo-ethyl)piperidine-1,4-dicarboxylate
• 867009-56-1
• C₁₇H₂₉NO₆
• 343.4153
• .

• Oxazole, 4,5-dihydro-4,4-dimethyl-2-[2-(methylthio)phenyl]-
• 86065-02-3
• C₁₂H₁₅NOS
• .

• Octadecanoic acid, 9-methyl-
• 86073-38-3
• C₁₉H₃₈O₂
• .

• Oxirane, reaction products with ammonia, diethanolamine fraction
• 86089-10-3
• 289-179-6
• .

• Oxirane, reaction products with ammonia, diethanolamine fraction, ethoxylated
• 86089-11-4
• 289-180-1
• .

• Oxiraneoctanoic acid, 3-[[3-(2Z)-2-pentenyloxiranyl]methyl]-
• 868364-07-2
• C₁₈H₃₀O₄
• .

• Oxirane, 2-[1-(4-chlorophenoxy)propyl]-2-(2,4-dichlorophenyl)-
• 86115-52-8
• C₁₇H₁₅Cl₃O₂
• .

• Oxacyclododec-3-en-2-one, 5-hydroxy-5,12-dimethyl-, (3E,5S,12R)-
• 862551-29-9
• C₁₃H₂₂O₃
• .

• Oxiranepropanoic acid
• 86310-98-7
• C₅H₈O₃
• .

• Octanoic acid,2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy]-1,3-propanediylester
• 86357-21-3
• C₂₅H₄₁N₅O₆
• .

• Octanoic acid,2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy]-3-hydroxypropylester
• 86368-15-2
• C₁₇H₂₇N₅O₅
• .

• Octanoic acid, 8-[(2-hydroxybenzoyl)amino]-,3,6,9,12,15,18,21-heptaoxadocos-1-yl ester
• 870137-71-6
• C₃₀H₅₁NO₁₁
• .

• Oxirane, (4-methylphenyl)-, (2R)-
• 86457-69-4
• C₉H₁₀O
• .

• Oxirane, 2-naphthalenyl-, (R)-
• 86457-71-8
• C₁₂H₁₀O
• .

• Octadecadienedioic acid
• 86490-43-9
• C₁₈H₃₀O₄
• .

• Octadecadienoic acid, 18-hydroxy-
• 86490-45-1
• C₁₈H₃₂O₃
• .

• Oxirane, [2-(3,5-difluorophenyl)ethyl]-
• 865178-29-6
• C₁₀H₁₀F₂O
• .

• Octanamide,N-[(1S)-2-(octadecylamino)-2-oxo-1-[(phenylmethoxy)methyl]ethyl]-
• 865189-80-6
• C₃₆H₆₄N₂O₃
• .

• Octanamide,N-[(1S)-1-(hydroxymethyl)-2-(octadecylamino)-2-oxoethyl]-
• 865189-81-7
• C₂₉H₅₈N₂O₃
• .

• Oxacyclohexadec-13-ene-2,6-dione,8-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5,5,7,9,13-pentamethyl-16-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-, (7R,8S,9S,13Z,16S)-
• 865535-35-9
• C₃₃H₅₅NO₄SSi
• .

• Oxacyclohexadec-13-ene-2,6-dione,16-(1,2-dimethyl-1H-benzimidazol-5-yl)-8-hydroxy-5,5,7,9-tetramethyl-,(7R,8S,9S,13Z,16S)-
• 865535-43-9
• C₂₈H₄₀N₂O₄
• .

• O,O-bis[2-(propan-2-yl)phenyl] hydrogen phosphorodithioate
• 6335-19-9
• C₁₈H₂₃O₂PS₂
• 366.4778
• .

• O,O-bis(2-chloroethyl) phenylphosphonothioate
• 6344-04-3
• C₁₀H₁₃Cl₂O₂PS
• 299.1538
• .

• octyl [2-(carbamimidoylsulfanyl)ethyl]carbamate
• 6345-38-6
• C₁₂H₂₅N₃O₂S
• 275.4108
• .

• Oxirane, [3-nitro-5-(phenylmethoxy)phenyl]-
• 63660-04-8
• C₁₅H₁₃NO₄
• .

• Oxazolo[3,2-b]pyridazin-4-ium, 2-methyl-6-phenyl-, perchlorate
• 63940-14-7
• C₁₃H₁₁N₂O·ClO₄
• .

• Oxazolo[3,2-b]pyridazin-4-ium, 6-methoxy-2-phenyl-, perchlorate
• 63940-16-9
• C₁₃H₁₁N₂O₂·ClO₄
• .

• Oxazolo[4,5-c]quinolin-4(5H)-one
• 64220-10-6
• C₁₀H₆N₂O₂
• .

• O,O-diethyl S-9-thiabicyclo[3.3.1]non-6-en-2-yl phosphorodithioate
• 6436-05-1
• C₁₂H₂₁O₂PS₃
• 324.4627
• .

• Oxiranemethanamine, N-(1-methylethyl)-
• 6452-58-0
• C₆H₁₃NO
• .

• Oxiranol, 2-(4-nitrophenyl)-, acetate (ester)
• 64600-25-5
• C₁₀H₉NO₅
• .

• Oxygen(1+), trifluoro-
• 64710-09-4
• F₃O
• .

• O-(2-fluorophenyl) O,O-dimethyl thiophosphate
• 65340-68-3
• C₈H₁₀FO₃PS
• 236.2004
• .

• O-(2-bromophenyl) O,O-dimethyl thiophosphate
• 65340-69-4
• C₈H₁₀BrO₃PS
• 297.106
• .

• O-methyl cyclohexylthiocarbamate
• 65351-52-2
• C₈H₁₅NOS
• 173.2758
• .

• O,O-diethyl S-(tetrahydrothiophen-3-yl) phosphorodithioate
• 6554-82-1
• C₈H₁₇O₂PS₃
• 272.3881
• .

• Octanoic acid, 3-hydroxy-3,4-dimethyl-, ethyl ester
• 65790-83-2
• C₁₂H₂₄O₃
• .

• O,O-diethyl (1-cyanoisoquinolin-2(1H)-yl)phosphonothioate
• 6587-73-1
• C₁₄H₁₇N₂O₂PS
• 308.3357
• .

• O-(2,4-dichlorophenyl) O-ethyl S-propyl thiophosphate
• 38527-91-2
• C₁₁H₁₅Cl₂O₃PS
• 329.1798
• .