• Oxonium, pentadecahydrate
• 141365-37-9
• H₃O·15H₂O
• .

• Oxonium, hexadecahydrate
• 141365-38-0
• H₃O·16H₂O
• .

• Octacosanoic acid, lead salt
• 138172-77-7
• C₂₈H₅₆O₂·xPb
• .

• O,O-diethyl O-(5-methyl-1,2-oxazol-3-yl) phosphorothioate
• 18853-94-6
• C₈H₁₄NO₄PS
• 251.2398
• .

• O-(4,5-dimethyl-1,2-oxazol-3-yl) O,O-diethyl phosphorothioate
• 18853-99-1
• C₉H₁₆NO₄PS
• 265.2664
• .

• Oxirane, [(phenylsulfonyl)methyl]-, (S)-
• 105983-23-1
• C₉H₁₀O₃S
• .

• Oxazolidine,2,2-bis(trifluoromethyl)-3-[3,3,3-trifluoro-1-oxo-2-(trifluoromethyl)propyl]-
• 106000-42-4
• C₉H₅F₁₂NO₂
• .

• Oxazole, 4-methyl-5-propoxy-
• 19104-68-8
• C₇H₁₁NO₂
• .

• Oxazole, 5-methyl-2-(1-methylethyl)-4-phenyl-
• 32272-72-3
• C₁₃H₁₅NO
• .

• Oxonium, dodecahydrate
• 141365-34-6
• H₃O·12H₂O
• .

• Octadecanoic acid, diphenyl-, methyl ester
• 62425-22-3
• C₃₁H₄₆O₂
• .

• Oxazolo[4,5-c]pyridine, 4,7-dihydro-4,7-bis(methylene)-6-nitroso-
• 139392-64-6
• C₈H₅N₃O₂
• .

• Octanoic acid, 2-acetyl-, 1-methylethyl ester
• 64076-65-9
• C₁₃H₂₄O₃
• .

• O-methyl N,N,N',N'-tetramethyldiamidothiophosphate
• 63385-24-0
• C₅H₁₅N₂OPS
• 182.2242
• .

• Oxonium, nonahydrate
• 141365-31-3
• H₃O·9H₂O
• .

• Octanediamide,N,N'-bis[6-[[2-(3-methoxyphenyl)ethyl]amino]-6-oxohexyl]-
• 141381-38-6
• C₃₈H₅₈N₄O₆
• .

• Octadecanoic acid, 17-hydroxy-, dodecyl ester, (S)-
• 141381-53-5
• C₃₀H₆₀O₃
• .

• Octanoic acid, 1-[(phosphonooxy)methyl]-1,2-ethanediyl ester
• 102731-50-0
• C₁₉H₃₇O₈P
• .

• Octadecanamide, N-[2-(dimethylamino)ethyl]-, monoacetate
• 105988-68-9
• C₂₂H₄₆N₂O·C₂H₄O₂
• .

• Octane, 1-(pentylthio)-
• 62103-68-8
• C₁₃H₂₈S
• .

• Oxazolo[3,2-a]indole-9a(9H)-carboxaldehyde,2,3-dihydro-9,9-dimethyl-, oxime
• 140451-74-7
• C₁₃H₁₆N₂O₂
• .

• Oxirane, 2-(2,5-octadiynyl)-3-undecyl-, (2S,3R)-
• 136598-28-2
• C₂₁H₃₄O
• .

• Oxirane, 2,2'-[3-cyclohexen-1-ylidenebis(methyleneoxymethylene)]bis-
• 18799-27-4
• C₁₄H₂₂O₄
• .

• Octadecanoic acid, 2-(1-hexadecenyloxy)-1-(hydroxymethyl)ethyl ester
• 62104-34-1
• C₃₇H₇₂O₄
• .

• Oxacyclohexadec-13-ene-2,6-dione,4,8-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5,5,7,9-tetramethyl-16-[(1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl]-, (4S,7R,8S,9S,13E,16S)-
• 188260-22-2
• C₃₈H₆₇NO₅SSi₂
• .

• O-(5-amino-1,2-oxazol-3-yl) O,O-diethyl phosphorothioate
• 18854-05-2
• C₇H₁₃N₂O₄PS
• 252.2279
• .

• Oxirane, (2,4-dichlorophenyl)-, (2S)-
• 141394-11-8
• C₈H₆Cl₂O
• .

• Oxazolo[5,4-b]pyridine, 6,7-dihydro-7-(4-methoxyphenyl)-2,5-diphenyl-
• 141421-09-2
• C₂₅H₂₀N₂O₂
• .

• Oxazolo[5,4-b]pyridine, 2,5-diphenyl-
• 141421-13-8
• C₁₈H₁₂N₂O
• .

• Oxiranecarboxylic acid, 3-[(4-methylphenyl)methyl]-3-propyl-, methylester
• 105994-82-9
• C₁₅H₂₀O₃
• .

• Octadecanoic acid,12,12-bis[[4-oxo-4-[(2,2,6,6-tetramethyl-4-piperidinyl)oxy]butyl]thio]-,phenylmethyl ester
• 61806-23-3
• C₅₁H₈₈N₂O₆S₂
• .

• Octanamide,N-[4,4-bis[4-(dimethylamino)phenyl]-6-methyl-4H-3,1-benzothiazin-2-yl]-
• 64072-15-7
• C₃₃H₄₂N₄OS
• .

• Octanoic acid, 8-chloro-6-hydroxy-, (6R)-
• 188412-11-5
• C₈H₁₅ClO₃
• .

• O,O-diethyl O-1,2-oxazol-3-yl phosphorothioate
• 18853-92-4
• C₇H₁₂NO₄PS
• 237.2132
• .

• octadecylarsonic acid
• 18855-18-0
• C₁₈H₃₉AsO₃
• 378.4221
• .

• O-(5-decyl-1,2-oxazol-3-yl) O,O-diethyl phosphorothioate
• 18853-98-0
• C₁₇H₃₂NO₄PS
• 377.479
• .

• O-(4-bromo-5-methyl-1,2-oxazol-3-yl) O,O-diethyl phosphorothioate
• 18854-03-0
• C₈H₁₃BrNO₄PS
• 330.1359
• .

• Octane, 1,1'-[methylenebis(thio)]bis-
• 32014-94-1
• C₁₇H₃₆S₂
• .

• Oxazole, 5-methyl-4-[4-(phenylmethoxy)phenyl]-
• 62437-05-2
• C₁₇H₁₅NO₂
• .

• Octadecanoic acid,[(phenylmethoxy)phosphinylidene]bis(oxy-3,1,2-propanetriyl) ester
• 62438-27-1
• C₈₅H₁₅₇O₁₂P
• .

• Oxazole, 5-ethoxy-4-propyl-
• 62437-03-0
• C₈H₁₃NO₂
• .

• Octadecanoic acid,[(phenylmethoxy)phosphinylidene]bis(oxy-2,1,3-propanetriyl) ester
• 62438-32-8
• C₈₅H₁₅₇O₁₂P
• .

• Octadecanoic acid,1-[[bis(diethylamino)phosphinyl]methyl]-1,2-ethanediyl ester
• 62438-34-0
• C₄₇H₉₅N₂O₅P
• .

• Octadecanoic acid,1-[(tetrahydro-3-methyl-2-oxido-2H-1,3,2-oxazaphosphorin-2-yl)methyl]-1,2-ethanediyl ester
• 62438-35-1
• C₄₃H₈₄NO₆P
• .

• octadecane, 5,14-diethyl-
• 102886-20-4
• C₂₂H₄₆
• 310.6006
• .

• Octanal, 7-methoxy-3,7-dimethyl-, (S)-
• 134678-53-8
• C₁₁H₂₂O₂
• .

• octan-1-aminium bromide
• 14846-47-0
• C₈H₂₀BrN
• 210.1551
• .

• Oxazolo[5,4-b]pyridine, 7-methyl-5-(4-methylphenyl)-2-phenyl-
• 141421-10-5
• C₂₀H₁₆N₂O
• .

• Oxazolo[5,4-b]pyridine,7-(4-methoxyphenyl)-5-(4-methylphenyl)-2-phenyl-
• 141421-11-6
• C₂₆H₂₀N₂O₂
• .

• Oxazole, 2-methyl-, trifluoroacetate
• 105361-80-6
• C₄H₅NO·C₂HF₃O₂
• .