• Oxirane, [4-(trifluoromethoxy)phenyl]-
• 111991-17-4
• C₉H₇F₃O₂
• .

• O-(5-cyano-2-methylphenyl) O,O-dimethyl phosphorothioate
• 21840-65-3
• C₁₀H₁₂NO₃PS
• 257.2459
• .

• Oxirane, 2-methyl-2-[4-(1-methylethyl)phenyl]-
• 58812-64-9
• C₁₂H₁₆O
• .

• Octane, 1,7-dibromo-3,7-dimethyl-
• 58819-02-6
• C₁₀H₂₀Br₂
• .

• Octane, 1-bromo-7-ethoxy-3,7-dimethyl-
• 58819-04-8
• C₁₂H₂₅BrO
• .

• Octane, 1-bromo-3,7-dimethyl-7-propoxy-
• 58819-05-9
• C₁₃H₂₇BrO
• .

• Octadecanoic acid, samarium(3+) salt
• 21908-38-3
• C₁₈H₃₆O₂·1/₃Sm
• .

• Octadecanoic acid,(2R)-3,4-dihydro-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-1-benzopyran-6-yl ester
• 112345-27-4
• C₄₇H₈₄O₃
• .

• Octanethioamide, N-methyl-N-phenyl-
• 112363-20-9
• C₁₅H₂₃NS
• .

• Oxatrisilacyclobutane, hexakis(2,2-dimethylpropyl)-
• 112379-41-6
• C₃₀H₆₆OSi₃
• .

• Oxiranemethanol, 3-methyl-, (2R,3R)-
• 58845-50-4
• C₄H₈O₂
• .

• Oxiranecarbonitrile, 3-methyl-3-[4-(2-methylpropyl)phenyl]-
• 58901-83-0
• C₁₄H₁₇NO
• .

• Oxiranecarbonitrile, 3-methyl-3-propyl-
• 58901-89-6
• C₇H₁₁NO
• .

• Oxiranecarbonitrile, 3-(3,4-dimethoxyphenyl)-
• 58901-90-9
• C₁₁H₁₁NO₃
• .

• Oxiranecarbonitrile, 3-butyl-
• 58901-92-1
• C₇H₁₁NO
• .

• Oxiranemethanol, 3-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]-,(2R,3S)-rel-
• 219718-48-6
• C₂₀H₂₆O₃Si
• .

• Octadecanedioic acid, 9-nonyl-10-nonylidene-
• 72579-10-3
• C₃₆H₆₈O₄
• .

• Octadecanamide,N-[4-[4-[(diethylamino)methyl]phenyl]cyclohexyl]-N-methyl-, trans-
• 178162-87-3
• C₃₆H₆₄N₂O
• .

• Oxazole, 4,5-dihydro-2-(3-methoxy-2-methylphenyl)-4,4-dimethyl-
• 72623-17-7
• C₁₃H₁₇NO₂
• .

• O-({5-[(3,5-dichlorophenyl)sulfanyl]-1-methyl-4-(1-methylethyl)-1H-imidazol-2-yl}methyl) methylthiocarbamate
• 178979-34-5
• C₁₆H₁₉Cl₂N₃OS₂
• 404.3776
• .

• Oxirane, [[(2-methyloctyl)oxy]methyl]-
• 72731-55-6
• C₁₂H₂₄O₂
• .

• Oxirane, [4-(phenylmethoxy)phenyl]-
• 72734-74-8
• C₁₅H₁₄O₂
• .

• Oxazole, 2-[2-(diphenylphosphino)phenyl]-4,5-dihydro-
• 179117-13-6
• C₂₁H₁₈NOP
• .

• Oils, vegetable-oil, glyceride and tocopherol fraction
• 72869-74-0
• 276-953-3
• .

• O,O-bis(5-methylhexyl) hydrogen dithiophosphate
• 72906-10-6
• C₁₄H₃₁O₂PS₂
• 326.4985
• .

• Octanoic acid, 2-[(diphenylmethylene)amino]-, 1,1-dimethylethyl ester,(2S)-
• 200132-59-8
• C₂₅H₃₃NO₂
• .

• Oxadisilacyclopropane
• 72926-93-3
• H₄OSi₂
• .

• Oxiranecarboxamide, 2,3-dimethyl-, (2R,3S)-
• 200356-05-4
• C₅H₉NO₂
• .

• Oxazolo[4,5-d]pyridazine-2,7(3H,6H)-dione
• 729610-44-0
• C₅H₃N₃O₃
• .

• Oxazolo[4,5-d]pyridazine-2,7(3H,6H)-dione, 3-(phenylmethyl)-
• 729610-45-1
• C₁₂H₉N₃O₃
• .

• Oxazolo[4,5-d]pyridazine-2,7(3H,6H)-dione, 3,6-bis(phenylmethyl)-
• 729610-46-2
• C₁₉H₁₅N₃O₃
• .

• Oxazolo[4,5-d]pyridazin-7(6H)-one, 2-(bicyclo[2.2.1]hept-2-ylmethyl)-
• 729610-47-3
• C₁₃H₁₅N₃O₂
• .

• Oxazolo[4,5-d]pyridazin-7(6H)-one,2-(bicyclo[2.2.1]hept-2-ylmethyl)-6-(phenylmethyl)-
• 729610-48-4
• C₂₀H₂₁N₃O₂
• .

• O,O-dibutyl S-{[(2S,3R,4R,6R)-4-hydroxy-3-methyl-2,6-diphenylpiperidin-4-yl]ethynyl} thiophosphate
• 72973-06-9
• C₂₈H₃₈NO₄PS
• 515.6444
• .

• O,O-diethyl S-{[(2S,3R,4R,6R)-4-hydroxy-3-methyl-2,6-diphenylpiperidin-4-yl]ethynyl} thiophosphate
• 72984-93-1
• C₂₄H₃₀NO₄PS
• 459.5381
• .

• Oxazole, 4,5-dihydro-5-(iodomethyl)-2-phenyl-
• 200573-05-3
• C₁₀H₁₀INO
• .

• Oxirane, 2-[3-methoxy-4-(phenylmethoxy)phenyl]-2-phenyl-
• 180333-53-3
• C₂₂H₂₀O₃
• .

• Oxacyclohexadec-13-ene-2,6-dione,4,8-dihydroxy-13-(hydroxymethyl)-5,5,7,9-tetramethyl-16-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-, (4S,7R,8S,9S,13E,16S)-
• 201136-64-3
• C₂₇H₄₁NO₆S
• .

• Oxacyclohexadec-4-ene-5-carboxaldehyde,10,14-dihydroxy-9,11,13,13-tetramethyl-2-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-12,16-dioxo-, (2S,4E,9S,10S,11R,14S)-
• 201136-85-8
• C₂₇H₃₉NO₆S
• .

• octachlorotetrasiletane
• 73023-80-0
• Cl₈Si₄
• 395.966
• .

• O,O-diethyl O-(3,5,6-trichloropyridin-2-yl) phosphorothioate - N-[(4-chlorophenyl)carbamoyl]-2,6-difluorobenzamide (1:1)
• 64082-71-9
• C₂₃H₂₀Cl₄F₂N₃O₅PS
• 661.2696
• .

• Oxazolo[3,2-a]pyridinium, 5-methyl-2-(4-nitrophenyl)-, perchlorate
• 201735-85-5
• C₁₄H₁₁N₂O₃·ClO₄
• .

• Oxiranecarboxylic acid, 3-bicyclo[2.2.1]hept-5-en-2-yl-3-methyl-, ethylester
• 73154-10-6
• C₁₃H₁₈O₃
• .

• Octenedioic acid, 3-hydroxy-
• 73179-86-9
• C₈H₁₂O₅
• .

• Oxazole, 2-(3,3-diphenyloxiranyl)-4,5-dihydro-4,4-dimethyl-
• 181038-11-9
• C₁₉H₁₉NO₂
• .

• Oxazole, 2-(3,3-dimethyloxiranyl)-4,5-dihydro-4,4-dimethyl-
• 181038-14-2
• C₉H₁₅NO₂
• .

• O6-tert-butyl O2-methyl 1-oxa-6-azaspiro[3.4]octane-2,6-dicarboxylate
• 203662-62-8
• C₁₃H₂₁NO₅
• 271.31
• .

• Octadecane,1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,18-tetratriacontafluoro-
• 181765-99-1
• C₁₈H₄F₃₄
• .

• Oxacyclohexadec-13-ene-2,6-dione,4,8-dihydroxy-5,5,7,9-tetramethyl-16-[(1E)-1-methyl-2-(4-thiazolyl)ethenyl]-, (4S,7R,8S,9S,13Z,16S)-
• 204513-35-9
• C₂₅H₃₇NO₅S
• .

• Oxacyclohexadec-13-ene-2,6-dione,4,8-dihydroxy-5,5,7,9-tetramethyl-16-[(1E)-1-methyl-2-(4-thiazolyl)ethenyl]-, (4S,7R,8S,9S,13E,16S)-
• 204513-45-1
• C₂₅H₃₇NO₅S
• .