• Oxiranecarboxylic acid, 2-methyl-,dodecahydro-8-hydroxy-3,6,9-tris(methylene)-2-oxoazuleno[4,5-b]furan-4-yl ester
• 106111-46-0
• C₁₉H₂₂O₆
• .

• Oxetane,2,2,3,4-tetrafluoro-4-[1,1,3,4,4,6,7,7,9,10,10,12,12,12-tetradecafluoro-3,6,9-tris(trifluoromethyl)-2,5,8,11-tetraoxadodec-1-yl]-3-(trifluoromethyl)-
• 106130-11-4
• C₁₅F₃₀O₅
• .

• Oxirane, 2-ethyl-3-(phenylsulfonyl)-, trans-
• 128588-74-9
• C₁₀H₁₂O₃S
• .

• Oxazolo[4,5-b]pyridin-2(3H)-one, 6-(hydroxyphenylmethyl)-3-methyl-
• 175424-08-5
• C₁₄H₁₂N₂O₃
• .

• Octanoic acid, 2-(4-chlorophenoxy)-, (2S)-
• 119364-40-8
• C₁₄H₁₉ClO₃
• .

• Oxirane, [[2-(dodecyloxy)ethoxy]methyl]-
• 120439-35-2
• C₁₇H₃₄O₃
• .

• Oxetane,2,2,3,4-tetrafluoro-4-[1,1,2,3,3,3-hexafluoro-2-[1,1,2,3,3,3-hexafluoro-2-(heptafluoropropoxy)propoxy]propoxy]-3-(trifluoromethyl)-
• 106130-07-8
• C₁₃F₂₆O₄
• .

• Oxetane,2,2,3,4-tetrafluoro-4-[1,2,2,2-tetrafluoro-1-(heptafluoropropoxy)ethyl]-3-(undecafluoropentyl)-
• 106130-09-0
• C₁₃F₂₆O₂
• .

• Oxetane,2,3,3,4-tetrafluoro-2-[1,1,2,3,3,3-hexafluoro-2-[1,1,2,3,3,3-hexafluoro-2-(heptafluoropropoxy)propoxy]propoxy]-4-(trifluoromethyl)-
• 106130-08-9
• C₁₃F₂₆O₄
• .

• Oxazole, 5-bromo-4-(bromomethyl)-2-phenyl-
• 101085-25-0
• C₁₀H₇Br₂NO
• .

• Oxirane, 2-(3-butenyl)-3-(2-phenylethyl)-, trans-
• 127208-26-8
• C₁₄H₁₈O
• .

• Oxirane, 2-(3-butenyl)-3-[2-(4-methoxyphenyl)ethyl]-, trans-
• 127208-27-9
• C₁₅H₂₀O₂
• .

• Octadecanoic acid, hexabromo-
• 100766-35-6
• C₁₈H₃₀Br₆O₂
• .

• Oxirane, [[(1-methylpropyl)phenoxy]methyl]-
• 127659-05-6
• C₁₃H₁₈O₂
• .

• Oxazole, 5-phenyl-2-propyl-
• 128488-62-0
• C₁₂H₁₃NO
• .

• Octadecanoic acid,2-[[(2-aminoethoxy)hydroxyphosphinyl]oxy]-1-(hydroxymethyl)ethyl ester
• 106182-18-7
• C₂₃H₄₈NO₇P
• .

• Octanamide, N-[4-(cyanomethyl)phenyl]-2,2-difluoro-
• 138901-50-5
• C₁₆H₂₀F₂N₂O
• .

• Oxirane, [3-(2,3-dimethylphenyl)-3-methylcyclobutyl]-
• 140428-61-1
• C₁₅H₂₀O
• .

• Oxirane, [3-methyl-3-(2-methylphenyl)cyclobutyl]-
• 140428-60-0
• C₁₄H₁₈O
• .

• Oxirane, (3-methyl-3-phenylcyclobutyl)-
• 140428-59-7
• C₁₃H₁₆O
• .

• Octadecen-1-ol, dihydrogen phosphate
• 104984-06-7
• C₁₈H₃₇O₄P
• .

• Oxazolidine, 2-(2-chlorophenyl)-3,4-dimethyl-5-phenyl-, (2S,4S,5R)-
• 147146-40-5
• C₁₇H₁₈ClNO
• .

• Oxirane, (2-phenylethyl)-, (R)-
• 141036-66-0
• C₁₀H₁₂O
• .

• Oxazole,2,2'-(1S)-[1,1'-binaphthalene]-2,2'-diylbis[4,5-dihydro-4-(phenylmethyl)-,(4S,4'S)-
• 180857-90-3
• C₄₀H₃₂N₂O₂
• .

• Oxazole, 4,5-dihydro-4,4-dimethyl-2-(4-pentenyl)-
• 141943-25-1
• C₁₀H₁₇NO
• .

• Oxirane, [3-(2,5-dimethylphenyl)-3-methylcyclobutyl]-
• 140428-63-3
• C₁₅H₂₀O
• .

• Oxazolo[5,4-c]isoxazole, 3,3a-dihydro-5-methyl-3-phenyl-
• 181644-09-7
• C₁₁H₁₀N₂O₂
• .

• Oxazole, 2-cyclopentyl-4,5-dihydro-5,5-dimethyl-
• 106013-37-0
• C₁₀H₁₇NO
• .

• Oxiranecarboxylic acid, 2,3,3-trimethyl-, sodium salt
• 138804-45-2
• C₆H₁₀O₃?Na
• .

• Octanoic acid, 8-mercapto-, methyl ester
• 141186-21-2
• C₉H₁₈O₂S
• .

• Octadecanoic acid, (2-butoxy-1,3,2-dioxaborolan-4-yl)methyl ester
• 141135-31-1
• C₂₅H₄₉BO₅
• .

• Octanedioic acid, erbium(3+) salt (3:2), pentahydrate
• 134862-02-5
• C₈H₁₄O₄?2/₃Er?5/₃H₂O
• .

• Oxetane, 3,3'-[1,6-hexanediylbis(oxymethylene)]bis[3-ethyl-
• 162366-56-5
• C₁₈H₃₄O₄
• .

• Octane, 2-bromo-1-fluoro-
• 141038-85-9
• C₈H₁₆BrF
• .

• Oxacyclododec-7-ene-5,9-diyn-2-one, (7Z)-
• 101707-92-0
• C₁₁H₁₀O₂
• .

• Oxacycloundec-4-en-2-one, (Z)-
• 139258-84-7
• C₁₀H₁₆O₂
• .

• Octadecanamide,2-(benzoyloxy)-N-[2-(benzoyloxy)-1-(hydroxymethyl)heptadecyl]-
• 139222-33-6
• C₅₀H₈₁NO₆
• .

• Octadecane, 1,18-dimethoxy-
• 102155-51-1
• C₂₀H₄₂O₂
• .

• Oxepane, 2-[(phenylseleno)methyl]-3-[4-(trifluoromethyl)phenoxy]-, cis-
• 165532-32-1
• C₂₀H₂₁F₃O₂Se
• .

• Oxepane, 2-[(phenylseleno)methyl]-3-[4-(trifluoromethyl)phenoxy]-,trans-
• 165532-31-0
• C₂₀H₂₁F₃O₂Se
• .

• Oxazolo[4,5-h]quinolin-2(3H)-one,5-chloro-3-(1-oxo-3-phenyl-2-propenyl)-
• 102627-41-8
• C₁₉H₁₁ClN₂O₃
• .

• Oxazole, 2,4,5-tris[3,5-dimethoxy-4-(phenylmethoxy)phenyl]-
• 102742-18-7
• C₄₈H₄₅NO₁₀
• .

• Oxirane, [3-(3,5-dimethylphenyl)-3-methylcyclobutyl]-
• 140428-67-7
• C₁₅H₂₀O
• .

• Octane, 1-isocyanato-8-(methylthio)-
• 140167-48-2
• C₁₀H₁₉NOS
• .

• octadecanoic acid, compd. with pentadecanoic acid (1:1)
• 103567-57-3
• C₃₃H₆₆O₄
• 526.8747
• .

• Octanoic acid, 2-methyl-, [1,1'-biphenyl]-4,4'-diyl ester
• 139327-90-5
• C₃₀H₄₂O₄
• .

• Octanedioic acid, lutetium(3+) salt (3:2), trihydrate
• 134862-05-8
• C₈H₁₄O₄?H₂O?2/₃Lu
• .

• Oxazole, 5-methyl-2-[3-(methylthio)phenyl]-4-[2-(4-nitrophenoxy)ethyl]-
• 103789-25-9
• C₁₉H₁₈N₂O₄S
• .

• Oxazole, 2-(4-chlorophenyl)-5-methyl-4-[2-(4-nitrophenoxy)ethyl]-
• 103789-24-8
• C₁₈H₁₅ClN₂O₄
• .

• Oxazole,5-methyl-4-[2-(4-nitrophenoxy)ethyl]-2-[3-(trifluoromethyl)phenyl]-
• 103789-26-0
• C₁₉H₁₅F₃N₂O₄
• .