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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— oxamide [3-(cyclohexylmethoxy)methyl]phenylhydrazone 119305-26-9 C16H24N4O2
    oxamide [3-(cyclohexylmethoxy)methyl]phenylhydrazone
    —— O-deacylpachysandrine A 15112-42-2 C31H48N2O2
    O-deacylpachysandrine A
    —— (+)-O-Ethyl-S-(2-chlor-ethyl)-ethylthiophosphonsaeure 3791-55-7 C6H14ClO2PS
    (+)-O-Ethyl-S-(2-chlor-ethyl)-ethylthiophosphonsaeure
    —— Octanoic acid 3-{[1-(2-hydroxy-phenyl)-meth-(E)-ylidene]-amino}-2,2-bis-({[1-(2-hydroxy-phenyl)-meth-(E)-ylidene]-amino}-methyl)-propyl ester 130147-66-9 C34H41N3O5
    Octanoic acid 3-{[1-(2-hydroxy-phenyl)-meth-(E)-ylidene]-amino}-2,2-bis-({[1-(2-hydroxy-phenyl)-meth-(E)-ylidene]-amino}-methyl)-propyl ester
    —— opt.-inakt. 2,5-Dioxa-bicyclo<2.2.2>octanol-(7) 89489-59-8 C6H10O3
    opt.-inakt. 2,5-Dioxa-bicyclo<2.2.2>octanol-(7)
    —— <O-<2-(Triphenylphosphonio)ethoxycarbonyl>lactoylvalyl>leucin-tert-butylester-chlorid 84569-84-6 C39H52N2O7P*Cl
    <O-<2-(Triphenylphosphonio)ethoxycarbonyl>lactoylvalyl>leucin-tert-butylester-chlorid
    —— O-thymidin-3'-yl O-isopropyl H-phosphonate diester 297731-90-9 C13H21N2O7P
    O-thymidin-3'-yl O-isopropyl H-phosphonate diester
    —— o-Methoxy-phenylsulfonyl-diazomethan 10429-24-0 C8H8N2O3S
    o-Methoxy-phenylsulfonyl-diazomethan
    —— O-(4-cyanophenyl) methyl((propan-2-ylideneamino)oxy)phosphinothioate 34694-00-3 C11H13N2O2PS
    O-(4-cyanophenyl) methyl((propan-2-ylideneamino)oxy)phosphinothioate
    —— O2C6H2(tBu)C6H4C3N2(CH3)4 501912-07-8 C23H27N2O4
    O2C6H2(tBu)C6H4C3N2(CH3)4
    —— octyl 2,3,5,6-tetra-O-benzyl-D-glucofuranoside 884507-62-4 C42H52O6
    octyl 2,3,5,6-tetra-O-benzyl-D-glucofuranoside
    —— O-(2,3,4-tri-O-benzyl-β-D-galactopyranosyl)-(1->4)-1,6-anhydro-2,3-di-O-benzyl-β-D-glucopyranose 61074-36-0 C47H50O10
    O-(2,3,4-tri-O-benzyl-β-D-galactopyranosyl)-(1->4)-1,6-anhydro-2,3-di-O-benzyl-β-D-glucopyranose
    —— O-benzoylglycolaldehyde di-isopropyl dithioacetal 86032-51-1 C15H22O2S2
    O-benzoylglycolaldehyde di-isopropyl dithioacetal
    —— O<sup>5</sup>-Methyl-myo-inosose-1-phenylosazon 22144-51-0 C19H22N4O4
    O<sup>5</sup>-Methyl-myo-inosose-1-phenylosazon
    —— Oxim v. 2,2-Dimethyl-3-p-tolyl-propionaldehyd 91563-14-3 C12H17NO
    Oxim v. 2,2-Dimethyl-3-p-tolyl-propionaldehyd
    —— oxo bis-(salicylidene methylamine) vanadium (IV) 15682-22-1 C16H16N2O3V
    oxo bis-(salicylidene methylamine) vanadium (IV)
    —— Ostruthin-methylether 13419-64-2 C20H24O3
    Ostruthin-methylether
    —— O-ethyl O-(4-bromophenyl) O-2-(stearamido)ethyl phosphate 928030-87-9 C28H49BrNO5P
    O-ethyl O-(4-bromophenyl) O-2-(stearamido)ethyl phosphate
    —— O-cholesteryl-S-ethyl dithiocarbonate 99613-38-4 C30H50OS2
    O-cholesteryl-S-ethyl dithiocarbonate
    —— O-(2,4,5-trichlorophenyl) methyl((propan-2-ylideneamino)oxy)phosphinothioate 34693-88-4 C10H11Cl3NO2PS
    O-(2,4,5-trichlorophenyl) methyl((propan-2-ylideneamino)oxy)phosphinothioate
    —— [[Os3(μ-H)(CO)9](μ-S2C4H2N2)[Os3(μ-H)(CO)10]] 252754-16-8 C23H4N2O19Os6S2
    [[Os3(μ-H)(CO)9](μ-S2C4H2N2)[Os3(μ-H)(CO)10]]
    —— O-Methylether d. Enolform v. 5-(4-Methoxy-phenyl)-1-(4-ethoxy-phenyl)-4-ethoxycarbonyl-pyrrolidin-dion-2,3 96370-48-8 C23H25NO6
    O-Methylether d. Enolform v. 5-(4-Methoxy-phenyl)-1-(4-ethoxy-phenyl)-4-ethoxycarbonyl-pyrrolidin-dion-2,3
    —— Oxirane, 2,3-difluoro-2-(trifluoromethyl)-3-(undecafluoropentyl)-, trans- 105648-19-9 C8F16O
    Oxirane, 2,3-difluoro-2-(trifluoromethyl)-3-(undecafluoropentyl)-, trans-
    —— O-methyl-3,4,6-tri-O-acetyl-2(R)-deoxy-2-deuterio-β-D-arabino-hexopyranosides 117486-47-2 C13H20O8
    O-methyl-3,4,6-tri-O-acetyl-2(R)-deoxy-2-deuterio-β-D-arabino-hexopyranosides
    —— o-Kresol-guajacol-phthalein-diacetat 1845-74-5 C26H22O7
    o-Kresol-guajacol-phthalein-diacetat
    —— o-Nitrobenzoyl-DL-2-o-nitrophenylacylglycin 66134-76-7 C17H13N3O8
    o-Nitrobenzoyl-DL-2-o-nitrophenylacylglycin
    —— octyl 4'-((8-(4-formylphenoxy)octyl)oxy)-[1,1'-biphenyl]-4-carboxylate 1637481-37-8 C36H46O5
    octyl 4'-((8-(4-formylphenoxy)octyl)oxy)-[1,1'-biphenyl]-4-carboxylate
    —— O-benzyloxy-N1-benzyloxycarbonyl-ephedradine A 566203-08-5 C43H48N4O6
    O-benzyloxy-N1-benzyloxycarbonyl-ephedradine A
    —— octacarbonyl-μ-trans-bis[1,8-octandiyl-bis(bis(diethylamino)phosphane)]dichromium(0) 83771-62-4 C56H112Cr2N8O8P4
    octacarbonyl-μ-trans-bis[1,8-octandiyl-bis(bis(diethylamino)phosphane)]dichromium(0)
    —— octahydro-oxazolo[5,4,3-<i>ij</i>]quinoline 28898-32-0 C10H17NO
    octahydro-oxazolo[5,4,3-<i>ij</i>]quinoline
    —— Oxalic acid 1-[(3S,5S)-5-(tert-butyl-diphenyl-silanyloxymethyl)-2-oxo-tetrahydro-furan-3-yl]-1-methyl-ethyl ester methyl ester 191152-32-6 C27H34O7Si
    Oxalic acid 1-[(3S,5S)-5-(tert-butyl-diphenyl-silanyloxymethyl)-2-oxo-tetrahydro-furan-3-yl]-1-methyl-ethyl ester methyl ester
    —— Oestronolacton-acetat 7002-82-6 C20H24O4
    Oestronolacton-acetat
    —— o-trifluoroacetylcarboxamideferrocene 910559-83-0 C19H14F3FeNO2
    o-trifluoroacetylcarboxamideferrocene
    —— O-(methyl 5-acetamido-8,9-di-O-acetyl-4-O-benzoyl-3,5,7-trideoxy-α-D-galacto-2-nonulopyranosylonate)-(2-->3)-O-(2,4-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1-->4)-3-O-acetyl-2,6-di-O-benzoyl-α-D-glucopyranosyl trichloroacetimidate 147907-03-7 C64H67Cl3N2O27
    O-(methyl 5-acetamido-8,9-di-O-acetyl-4-O-benzoyl-3,5,7-trideoxy-α-D-galacto-2-nonulopyranosylonate)-(2-->3)-O-(2,4-di-O-acetyl-6-O-benzoyl-β-D-galactopyranosyl)-(1-->4)-3-O-acetyl-2,6-di-O-benzoyl-α-D-glucopyranosyl trichloroacetimidate
    —— o-Tolyloxy-acetic acid 2-chloro-phenyl ester 70907-23-2 C15H13ClO3
    o-Tolyloxy-acetic acid 2-chloro-phenyl ester
    —— O-(2,3,4-tri-O-acetyl-α-D-xylopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-β-D-glucopyranose 132627-94-2 C25H34O17
    O-(2,3,4-tri-O-acetyl-α-D-xylopyranosyl)-(1->4)-1,2,3,6-tetra-O-acetyl-β-D-glucopyranose
    —— [(OC)4Mo(μ-CO)(μ-bis(diphenylphosphino)methane)Pt(Ph3)] 640728-11-6 C48H37MoO5P3Pt
    [(OC)4Mo(μ-CO)(μ-bis(diphenylphosphino)methane)Pt(Ph3)]
    —— Octanedioic acid bis-({5-[2-(2-methoxy-phenyl)-ethylcarbamoyl]-pentyl}-amide) 141367-22-8 C38H58N4O6
    Octanedioic acid bis-({5-[2-(2-methoxy-phenyl)-ethylcarbamoyl]-pentyl}-amide)
    —— O,o-di-n-butyl O-(6-methoxy-3-pyridazyl)phosphorothioate 31971-59-2 C13H23N2O4PS
    O,o-di-n-butyl O-(6-methoxy-3-pyridazyl)phosphorothioate
    —— o-ethyldibenzylmercury 58016-51-6 C16H18Hg
    o-ethyldibenzylmercury
    —— O2,O5-diacetyl-1-chloro-1-deoxy-β-D-glucofuranuronic acid-lactone 113950-22-4 C10H11ClO7
    O2,O5-diacetyl-1-chloro-1-deoxy-β-D-glucofuranuronic acid-lactone
    —— o-bis<<(3-chloropropyl)methyl>arsino>benzene 76010-89-4 C14H22As2Cl2
    o-bis<<(3-chloropropyl)methyl>arsino>benzene
    —— orto-N,N-bis(trimethylsilyl)trimethylsilylmethyltoluidine 116458-18-5 C16H33NSi3
    orto-N,N-bis(trimethylsilyl)trimethylsilylmethyltoluidine
    —— octakis(dimethyl sulfoxide-O)bismuth(III) tri-μ-iodobis[triiodobismuthate(III)] 207496-06-8 Bi2I9*C16H48BiO8S8
    octakis(dimethyl sulfoxide-O)bismuth(III) tri-μ-iodobis[triiodobismuthate(III)]
    —— O,O-dipropyl-S-(3-acetyl-6-ethoxybenzyl)phosphorodithioate 107699-99-0 C17H27O4PS2
    O,O-dipropyl-S-(3-acetyl-6-ethoxybenzyl)phosphorodithioate
    —— O-(2,3,4,6-Tetra-O-benzyl-β-D-glucopyranosyl)-N-<4-(dimethylamino)phenyl>-2,2-diphenylacetimidat 74808-08-5 C56H56N2O6
    O-(2,3,4,6-Tetra-O-benzyl-β-D-glucopyranosyl)-N-<4-(dimethylamino)phenyl>-2,2-diphenylacetimidat
    —— O-(isopropylaminosulfonyl)-glycolic acid-N,N-diallylamide 58961-11-8 C11H20N2O4S
    O-(isopropylaminosulfonyl)-glycolic acid-N,N-diallylamide
    —— Os3(CO)8(CN(CH2)3Si(OEt)3)(μ3-η2:η2:η2-C60) 502622-23-3 C78H21NO11Os3Si
    Os3(CO)8(CN(CH2)3Si(OEt)3)(μ3-η2:η2:η2-C60)
    —— O-phenyl N-(3-(diethoxyphosphoryl)thiazolidin-2-ylidene)-P-methylphosphonamidothioate 131534-88-8 C14H22N2O4P2S2
    O-phenyl N-(3-(diethoxyphosphoryl)thiazolidin-2-ylidene)-P-methylphosphonamidothioate
    —— o-HOC6H4(COCH2CH3)Cr(CO)3 33113-27-8 C12H10CrO5
    o-HOC6H4(COCH2CH3)Cr(CO)3