• Olean-12-en-29-oicacid, 1,3-dihydroxy-, (1a,3b,20a)-
• 114076-53-8
• C30H48 O4
• .

• Oxirane, 2,3-dipropyl-
• 27415-21-0
• C8H16 O
• 248-448-8
• 128.21204
• .

• Octadecanoic acid,2-(2,4-dichlorophenoxy)-
• 68967-25-9
• C24H38 Cl2 O3
• 445.4627
• .

• Olean-12-en-28-oicacid, 3-(a-L-arabinopyranosyloxy)-19-hydroxy-,6-O-b-D-glucopyranosyl-b-D-glucopyranosyl ester, (3b,19a)-
• 165198-48-1
• C47H76 O18
• .

• Oils, orange, sweet,de-oiled
• 68917-06-6
• .

• Octadecadien-1-ol,hydrogen phosphate (9CI)
• 65104-96-3
• C36 H75 O4 P
• 265-444-1
• 594.888541
• .

• Olean-12-en-28-oicacid, 2,3,23-trihydroxy-, 2-O-b-D-glucopyranosyl-b-D-glucopyranosyl ester, (2a,3b,4a)- (9CI)
• 157110-20-8
• C42H68 O15
• .

• Oxirane, 2,3-dichloro-,(2R,3S)-rel-
• 16650-11-6
• C2H2 Cl2 O
• 112.9427
• .

• Oxireno[3,4]benz[1,2-c]acridine,1a,10,11,11a-tetrahydro-
• 85617-44-3
• C17H13 N O
• 247.2912
• .

• Octanedioic acid,2-[[(phenylmethoxy)carbonyl]amino]-, 8-methyl ester
• 5686-05-5
• C17H23 N O6
• 428.518
• .

• Octadecanoic acid,1-carboxyethyl ester, potassium salt (1:1)
• 25458-34-8
• C21H40 O4 . K
• 247-006-1
• 394.6303
• .

• Octadecanoic acid,12-hydroxy-, magnesium salt (2:1)
• 40277-04-1
• C18H36 O3 . 1/2 Mg
• 254-868-2
• 623.2424
• .

• Oxazolo[3,2-a]pyridin-4-ium,2-hydroxy-3-(2,2,2-trifluoroacetyl)-, inner salt
• 22280-38-2
• C9H4 F3 N O3
• 233.144
• .

• Oxazole,2-(2-bromophenyl)-4,5-dihydro-4,4-dimethyl-
• 32664-13-4
• C11H12 Br N O
• 0
• .

• Oils, Inula viscosa
• 68991-37-7
• 0
• .

• Oxirane,2-(trimethylsilyl)-
• 16722-09-1
• C5H12 O Si
• 116.23368
• .

• Oxacyclotriacont-3-en-2-one,16,18-bis(sulfooxy)-30-[2-(sulfooxy)-9-undecenyl]-, trisodium salt (9CI)
• 121313-79-9
• C40H74 O14 S3 . 3 Na
• 0
• .

• Octadecanamide,N-[1,1-bis(hydroxymethyl)propyl]-
• 31977-94-3
• C23H47 N O3
• 250-877-0
• 385.62418
• .

• Octanoic acid,2,2-dimethyl-
• 29662-90-6
• C10H20 O2
• 0
• .

• Oxirane,2-methyl-3-[(2-oxiranylmethoxy)methyl]-
• 13263-53-1
• C7H12 O3
• .

• Onion, ext.
• 8054-39-5
• 232-498-2
• 0
• .

• Olean-12-ene-23,28-dioicacid, 3-(b-D-glucopyranosyloxy)-2-oxo-,28-(O-b-D-xylopyranosyl-(1®4)-O-6-deoxy-a-L-mannopyranosyl-(1®2)-b-D-glucopyranosyl) ester, (3b,4a)- (9CI)
• 173933-38-5
• C53H82 O24
• .

• Octanoic acid, decylester
• 2306-89-0
• C18H36 O2
• 218-981-0
• 284.47724
• .

• Oxirane, 2-methyl-,polymer with oxirane, reaction products with 2,4-TDI
• 71549-89-8
• 0
• .

• Octadecanoic acid,1-methyl-3-(tetrahydro-2-furanyl)propyl ester
• 7507-14-4
• C26H50 O3
• 410.6734
• .

• Oils, Melaleuca
• 8022-72-8
• 0
• .

• Olean-12-en-22-one,3,29-dihydroxy-, (3b,20b)- (9CI)
• 10379-71-2
• C30H48 O3
• .

• Octanoic acid,4-[bis(2-chloroethyl)amino]phenyl ester
• 83626-91-9
• C18H27 Cl2 N O2
• 0
• .

• Ornithine,N2-[N-[N-[N-(N-carboxy-3-phenyl-L-alanyl)-L-seryl]glycyl]-3-phenyl-L-alanyl]-N5-(nitroamidino)-,N-benzyl methyl ester, L- (8CI)
• 5546-72-5
• C38H47 N9 O11
• 405.5308
• .

• Oxirane,2-(chloromethyl)-, Bu alc.-modified
• 68511-94-4
• .

• Oxirane,2,2'-[(3,4-dibromocyclohexylidene)bis(methyleneoxymethylene)]bis-, homopolymer(9CI)
• 74805-93-9
• C14 H22 Br2 O4
• .

• Octanamide, 2-ethyl-
• 5472-50-4
• C10H21 N O
• 171.2798
• .

• Octanamide,N-(2-methylpropyl)-
• 70659-86-8
• C12H25 N O
• 199.333
• .

• Ocimum menthaefolium,ext.
• 91845-33-9
• 295-206-2
• .

• Octane, 2-chloro-,(2S)-
• 16844-08-9
• C8H17 Cl
• 0
• .

• Octanoyl chloride,chloro derivs.
• 68412-03-3
• C₈H₁₄Cl₂O
• 197.1022
• .

• Octaethylporphyrinato-iron(III)perchlorate, monoimidazole adduct
• 73078-23-6
• C₃₉H₄₈ClFeN₆O₄
• 0
• .

• Octadienoic acid
• 83615-26-3
• C8 H16 O2
• 140.1797
• .

• Osmium,nonacarbonyltris(triethylphosphine)tri-, triangulo
• 24869-00-9
• C27H45 O9 Os3 P3
• 246-507-2
• .

• Octanedioic acid,4-methyl-
• 90647-67-9
• C9H16 O4
• 0
• .

• Olean-12-en-28-oicacid, 3-[(O-D-glucopyranosyl-(1®4)-O-D-xylopyranosyl-(1®2)-O-L-arabinopyranosyl-(1®2)-O-L-arabinopyranosyl-(1®4)-6-deoxy-L-mannopyranosyl)oxy]-, (3b)- (9CI)
• 23202-79-1
• C57H92 O24
• .

• Oils, linden, Tiliaplatyphyllos
• 132539-01-6
• .

• Olean-12-en-28-oicacid, 3-[[2-O-(6-deoxy-a-L-mannopyranosyl)-a-L-arabinopyranosyl]oxy]-, O-6-deoxy-a-L-mannopyranosyl-(1®4)-O-6-O-acetyl-b-D-glucopyranosyl-(1®6)-b-D-glucopyranosyl ester, (3b)-
• 114906-75-1
• C61H98 O26
• .

• Oxazolo[4,5-b]pyridin-2(3H)-one,3-[2-[4-(4-fluorophenyl)-1-piperazinyl]ethyl]-
• 134337-03-4
• C18H19 F N4 O2
• 342.3675
• .

• Octanamide,N-(4-nitrophenyl)-
• 61043-73-0
• C14H20 N2 O3
• 264.3202
• .

• Orientotoxin (9CI)
• 89699-91-2
• 0
• .

• Oxazole,2-(chloromethyl)-5-phenyl-
• 64640-13-7
• C₁₀H₈ClNO
• 0
• .

• Oxaziridine,3-(4-chlorophenyl)-2-(1,1-dimethylethyl)-
• 23898-60-4
• C11H14 Cl N O
• 211.688
• .

• Octadecanoic acid,epoxyhydroxy-, reaction products with 2-ethylhexanoic acid, 2-octyloxirane andtriethylenetetramine
• 98561-45-6
• .

• Olean-12-en-30-al, 3b,16a,28-trihydroxy-, 3,28-diacetate (8CI)
• 5172-36-1
• C34H52 O6
• 320.12874
• .