• Octadecanoic acid, 9,10-dibromo-,(1R)-1-[(phosphonooxy)methyl]-1,2-ethanediyl ester
• 656241-72-4
• C₃₉H₇₃Br₄O₈P
• .

• Octadecanoic acid, 9,10-dibromo-,(1S)-1-(hydroxymethyl)-1,2-ethanediyl ester
• 656241-74-6
• C₃₉H₇₂Br₄O₅
• .

• Octanamide, N,N'-1,3-phenylenebis-
• 548438-76-2
• C₂₂H₃₆N₂O₂
• .

• Octacosanoic acid, (1R)-1-(carboxymethyl)tetradecyl ester
• 548486-14-2
• C₄₄H₈₆O₄
• .

• Octanoic acid,8,8'-[(9,9-dioctyl-9H-fluorene-2,7-diyl)bis([1,1'-biphenyl]-4',4-diyloxy)]bis-, bis(1-ethenyl-2-propenyl) ester
• 548772-64-1
• C₇₉H₉₈O₆
• .

• Octanamide, N-(2-methyl-2-nitropropyl)-
• 549505-79-5
• C₁₂H₂₄N₂O₃
• .

• Octanamide, N-[2-(hydroxyamino)-2-methylpropyl]-
• 549505-85-3
• C₁₂H₂₆N₂O₂
• .

• Oxiranemethanol, 3-[(phenylsulfonyl)methyl]-, (2R,3S)-rel-
• 551928-49-5
• C₁₀H₁₂O₄S
• .

• Oxiranemethanol, 3-[(phenylsulfonyl)methyl]-, (2R,3R)-rel-
• 551928-51-9
• C₁₀H₁₂O₄S
• .

• Octadecane, 9-methyl-9-(1-methylethenyl)-
• 656824-75-8
• C₂₂H₄₄
• .

• Octadecanoic acid,1-[[[(2R)-2-amino-2-carboxyethyl]thio]methyl]-1,2-ethanediyl ester
• 656831-19-5
• C₄₂H₈₁NO₆S
• .

• Octanoic acid,1-[[[(2R)-2-amino-2-carboxyethyl]thio]methyl]-1,2-ethanediyl ester
• 656831-20-8
• C₂₂H₄₁NO₆S
• .

• Oxazolium, 4,5-dihydro-2,4,4-trimethyl-,3-(1-formyl-2-oxo-2-phenylethylide)
• 560131-79-5
• C₁₅H₁₇NO₃
• .

• Oxazolium, 4,5-dihydro-2,4,4-trimethyl-,3-(1-formyl-3,3-dimethyl-2-oxobutylide)
• 560131-80-8
• C₁₃H₂₁NO₃
• .

• Oxazolium, 4,5-dihydro-2,4,4-trimethyl-,3-(3-methoxy-1-(methoxycarbonyl)-2,3-dioxopropylide)
• 560131-81-9
• C₁₂H₁₇NO₆
• .

• Octadecanoyl isothiocyanate, 2-hydroxy-
• 657392-23-9
• C₁₉H₃₅NO₂S
• .

• Octadecanamide, 2-hydroxy-N-(2-mercapto-5-oxo-2-oxazolidinyl)-
• 657392-34-2
• C₂₁H₄₀N₂O₄S
• .

• Octadecanamide, N-2-benzoxazolyl-2-hydroxy-
• 657392-55-7
• C₂₅H₄₀N₂O₃
• .

• Octadecanamide, 2-hydroxy-N-[(phenylamino)thioxomethyl]-
• 657392-58-0
• C₂₅H₄₂N₂O₂S
• .

• Octanoic acid, 8-[(phenoxycarbonyl)oxy]-
• 565227-98-7
• C₁₅H₂₀O₅
• .

• Oxirane, 2,3-bis(4-bromophenyl)-, (2R,3R)-rel-
• 647843-21-8
• C₁₄H₁₀Br₂O
• .

• Oxirane, 2,2-dichloro-3-methyl-
• 647844-26-6
• C₃H₄Cl₂O
• .

• Oxazole, 4,5-dihydro-2-(1-methylethenyl)-4-(2-methylpropyl)-, (4S)-
• 647860-00-2
• C₁₀H₁₇NO
• .

• Oxazole,2-[chloro[(4-methylphenyl)thio]methyl]-4,5-dihydro-4-(2-methylpropyl)-,(4S)-
• 647860-01-3
• C₁₅H₂₀ClNOS
• .

• Oxirane, 2-(1-heptynyl)-2,3-dimethyl-, (2R,3R)-
• 647862-68-8
• C₁₁H₁₈O
• .

• Oxirane, 2-(1-heptynyl)-3-phenyl-, (2R,3R)-rel-
• 647862-74-6
• C₁₅H₁₈O
• .

• Oxacyclohexadeca-11,13-diene-2,6-dione,4,8-dihydroxy-15-methoxy-5,5,7,9,13-pentamethyl-16-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-, (4S,7R,8S,9S,11E,13Z,15S,16R)-
• 500722-10-1
• C₂₈H₄₁NO₆S
• .

• Oxacyclohexadeca-11,13-diene-2,6-dione,4,8-dihydroxy-5,5,7,9,13,15-hexamethyl-16-[(1E)-1-methyl-2-(2-methyl-4-oxazolyl)ethenyl]-, (4S,7R,8S,9S,11E,13Z,15S,16S)-
• 500722-11-2
• C₂₈H₄₁NO₆
• .

• Oxacyclohexadeca-11,13-diene-2,6-dione,4,8-dihydroxy-15-methoxy-5,5,7,9,13-pentamethyl-16-[(1E)-1-methyl-2-(2-methyl-4-oxazolyl)ethenyl]-, (4S,7R,8S,9S,11E,13Z,15S,16R)-
• 500722-12-3
• C₂₈H₄₁NO₇
• .

• Oxacyclohexadeca-11,13-diene-2,6-dione,4,8-dihydroxy-5,5,7,9,13,15-hexamethyl-16-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-, (4S,7R,8S,9S,11E,13Z,15S,16S)-
• 500722-13-4
• C₂₈H₄₁NO₅S
• .

• Oxepino[3,4-c]pyridin-3(1H)-one, 5-ethyl-9-methoxy-7-(trimethylsilyl)-
• 500726-23-8
• C₁₅H₂₁NO₃Si
• .

• Oxepino[3,4-c]pyridin-3(1H)-one,5-ethyl-4,5-dihydro-4,5-dihydroxy-9-methoxy-7-(trimethylsilyl)-,(4R,5R)-rel-
• 500726-25-0
• C₁₅H₂₃NO₅Si
• .

• Oxepino[3,4-c]pyridin-3(1H)-one,5-ethyl-4,5-dihydro-4,5-dihydroxy-9-methoxy-7-(trimethylsilyl)-, (4S,5S)-
• 500726-27-2
• C₁₅H₂₃NO₅Si
• .

• Oxepino[3,4-c]pyridin-3(1H)-one,5-ethyl-4,5-dihydro-5-hydroxy-9-methoxy-, (5R)-
• 500726-35-2
• C₁₂H₁₅NO₄
• .

• Oxazole, 2-(8-bromo-1-naphthalenyl)-4,5-dihydro-4-(phenylmethyl)-,(4S)-
• 500758-99-6
• C₂₀H₁₆BrNO
• .

• Oxazole,2-[(3R,4S)-2-(1,1-dimethylethyl)-4-methyl-3-[4-(trifluoromethyl)phenyl]-1,2-oxazetidin-4-yl]-4,5-dihydro-4,4-dimethyl-, rel-
• 648428-02-8
• C₁₉H₂₅F₃N₂O₂
• .

• Oxazole,2-[(1E)-2-cyclohexyl-1-methylethenyl]-4,5-dihydro-4,4-dimethyl-
• 648428-06-2
• C₁₄H₂₃NO
• .

• Oxazole, 2-ethyl-4,5-dihydro-4-(1-methylethyl)-, (4R)-
• 648428-08-4
• C₈H₁₅NO
• .

• Oxazole, 2-(1-chloroethyl)-4,5-dihydro-4-(1-methylethyl)-, (4R)-
• 648428-09-5
• C₈H₁₄ClNO
• .

• Oxazole,2-[(3R,4S)-2-(1,1-dimethylethyl)-4-methyl-3-phenyl-1,2-oxazetidin-4-yl]-4,5-dihydro-4-(1-methylethyl)-, (4R)-
• 648428-10-8
• C₁₉H₂₈N₂O₂
• .

• Oxazole,2-[(3R,4S)-2-(1,1-dimethylethyl)-4-methyl-3-[4-(trifluoromethyl)phenyl]-1,2-oxazetidin-4-yl]-4,5-dihydro-4-(1-methylethyl)-, (4R)-
• 648428-11-9
• C₂₀H₂₇F₃N₂O₂
• .

• Oxazole, 2-(1-chloroethyl)-4,5-dihydro-4-(1-methylethyl)-, (4S)-
• 648428-13-1
• C₈H₁₄ClNO
• .

• Oxazole,2-[(3S,4R)-2-(1,1-dimethylethyl)-4-methyl-3-phenyl-1,2-oxazetidin-4-yl]-4,5-dihydro-4-(1-methylethyl)-, (4S)-
• 648428-14-2
• C₁₉H₂₈N₂O₂
• .

• Oxazole,2-[(3S,4R)-2-(1,1-dimethylethyl)-4-methyl-3-[4-(trifluoromethyl)phenyl]-1,2-oxazetidin-4-yl]-4,5-dihydro-4-(1-methylethyl)-, (4S)-
• 648428-15-3
• C₂₀H₂₇F₃N₂O₂
• .

• Oxazole,2-[(3R,4S)-2-(1,1-dimethylethyl)-4-methyl-3-phenyl-1,2-oxazetidin-4-yl]-4,5-dihydro-4-(1-methylethyl)-, (4R)-rel-
• 648428-17-5
• C₁₉H₂₈N₂O₂
• .

• Oxazole,2-[(3R,4S)-2-(1,1-dimethylethyl)-4-methyl-3-[4-(trifluoromethyl)phenyl]-1,2-oxazetidin-4-yl]-4,5-dihydro-4-(1-methylethyl)-, (4R)-rel-
• 648428-18-6
• C₂₀H₂₇F₃N₂O₂
• .

• Octanoic acid, 2-methyl-, sulfophenyl ester, sodium salt
• 648894-33-1
• C₁₅H₂₂O₅S·Na
• .

• Oxazole, 4,5-dihydro-4-(1-methylethyl)-2-[(2R,3R)-3-phenyloxiranyl]-,(4S)-
• 648903-29-1
• C₁₄H₁₇NO₂
• .

• Oxazole, 4,5-dihydro-4-(1-methylethyl)-2-(2S)-1-oxaspiro[2.5]oct-2-yl-,(4S)-
• 648903-31-5
• C₁₃H₂₁NO₂
• .

• Oxiranemethanol,3-methyl-3-[(3E,7E)-4,8,12-trimethyl-3,7,11-tridecatrienyl]-
• 500996-28-1
• C₂₀H₃₄O₂
• .