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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— Oxirane, 2,3-difluoro-2-(heptafluoropropyl)-3-(trifluoromethyl)-, trans- 71917-16-3 C6F12O
    Oxirane, 2,3-difluoro-2-(heptafluoropropyl)-3-(trifluoromethyl)-, trans-
    —— O<sup>2</sup>,O<sup>3</sup>,O<sup>4</sup>,O<sup>5</sup>,S-Pentaacetyl-6-thio-D-mannose-ethylendithioacetal 3075-48-7 C18H26O9S3
    O<sup>2</sup>,O<sup>3</sup>,O<sup>4</sup>,O<sup>5</sup>,S-Pentaacetyl-6-thio-D-mannose-ethylendithioacetal
    —— (octaethyl-5-azaporphyrinato)iron(III) chloride 122042-01-7 C35H43ClFeN5
    (octaethyl-5-azaporphyrinato)iron(III) chloride
    —— octyl 2-azido-2-deoxy-α-D-galactopyranoside 945626-54-0 C14H27N3O5
    octyl 2-azido-2-deoxy-α-D-galactopyranoside
    —— {(O-benzoyl benzimidato)isopropylmethylene}pentacarbonylchromium 121809-45-8 C23H17CrNO7
    {(O-benzoyl benzimidato)isopropylmethylene}pentacarbonylchromium
    —— O-benzenesulfonyl-3,5-diiodo-3'-(4-methoxybutyl)-N-(trifluoroacetyl)-L-thyronine methyl ester 111112-90-4 C29H28F3I2NO8S
    O-benzenesulfonyl-3,5-diiodo-3'-(4-methoxybutyl)-N-(trifluoroacetyl)-L-thyronine methyl ester
    —— O-allyl-N-(4-methylbenzyl)-N-(α-D-mannofuranosyl)hydroxylamine 1352286-26-0 C17H25NO6
    O-allyl-N-(4-methylbenzyl)-N-(α-D-mannofuranosyl)hydroxylamine
    —— (OC-6-22)-tetraacetato(ethane-1,2-diamino)platinum(IV) 245432-10-4 C10H20N2O8Pt
    (OC-6-22)-tetraacetato(ethane-1,2-diamino)platinum(IV)
    —— Octa-(N-butyl-thioharnstoff)-tetraphosphonitril 106300-71-4 C40H88N20P4S8
    Octa-(N-butyl-thioharnstoff)-tetraphosphonitril
    —— Octadecanoic acid (S)-2-octadecanoyloxy-1-tetradecanoyloxymethyl-ethyl ester 57416-14-5 C53H102O6
    Octadecanoic acid (S)-2-octadecanoyloxy-1-tetradecanoyloxymethyl-ethyl ester
    —— O-Aethyl-2-oximino-3-methyl-buttersaeure 89895-72-7 C7H13NO3
    O-Aethyl-2-oximino-3-methyl-buttersaeure
    —— optically inactive 2exo-(2exo-hydroxy-3,3-dimethyl-norbornane-1-carbonyloxy)-3,3-dimethyl-norbornane-1-carboxylic acid (?) 112577-56-7 C20H30O5
    optically inactive 2exo-(2exo-hydroxy-3,3-dimethyl-norbornane-1-carbonyloxy)-3,3-dimethyl-norbornane-1-carboxylic acid (?)
    —— {Os2(MeCO2)2(CO)4(bis(diphenylphosphino)methane)2} 124219-94-9 C58H50O8Os2P4
    {Os2(MeCO2)2(CO)4(bis(diphenylphosphino)methane)2}
    —— o-Jodbenzoesaeure 4226-54-4 C7H5IO2
    o-Jodbenzoesaeure
    —— oct-2<i>t</i>-ene-4,6-diyne-1,8-diol 14281-40-4 C8H8O2
    oct-2<i>t</i>-ene-4,6-diyne-1,8-diol
    —— O-β-D-xylopyranosyl-(1->3)-O-α-L-arabinofuranosyl-(1->3)-L-arabinose 4119-16-8 C15H26O13
    O-β-D-xylopyranosyl-(1->3)-O-α-L-arabinofuranosyl-(1->3)-L-arabinose
    —— O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-glucopyranosyl)-(1->6)-2,3,4-tri-O-benzyl-β-D-glucopyranosyl chloride 120403-35-2 C56H59ClO11
    O-(6-O-acetyl-2,3,4-tri-O-benzyl-α-D-glucopyranosyl)-(1->6)-2,3,4-tri-O-benzyl-β-D-glucopyranosyl chloride
    —— Octyl-O-(2,3,4,6-Tetra-O-acetyl-α-D-mannopyranosyl)-(1-->6)-2,4-di-O-benzyl-β-D-mannopyranosid 151413-76-2 C42H58O15
    Octyl-O-(2,3,4,6-Tetra-O-acetyl-α-D-mannopyranosyl)-(1-->6)-2,4-di-O-benzyl-β-D-mannopyranosid
    —— O-Chlorphenyl-1-isochinolylmethylbenzoat 54923-36-3 C23H16ClNO2
    O-Chlorphenyl-1-isochinolylmethylbenzoat
    —— Octyl-O-(3,4,6-tri-O-benzyl-2-O-methyl-α-D-mannopyranosyl)-(1->6)-2,4-di-O-benzyl-β-D-mannopyranosid 172539-83-2 C56H70O11
    Octyl-O-(3,4,6-tri-O-benzyl-2-O-methyl-α-D-mannopyranosyl)-(1->6)-2,4-di-O-benzyl-β-D-mannopyranosid
    —— o-acetylphenyl propyl diethylphosphoramidite 125313-13-5 C15H24NO3P
    o-acetylphenyl propyl diethylphosphoramidite
    —— opt. inakt. 5-Diethylamino-4-methyl-hex-3ξ-en-2-ol 4697-47-6 C11H23NO
    opt. inakt. 5-Diethylamino-4-methyl-hex-3ξ-en-2-ol
    —— O-[(2,3,4-trimethoxyphenyl)methyl]hydroxylamine 94783-22-9 C10H15NO4
    O-[(2,3,4-trimethoxyphenyl)methyl]hydroxylamine
    —— O-(α-Ethoxy-hexadecyl)-N-carbobenzoxy-DL-serin-benzylester 19446-55-0 C36H55NO6
    O-(α-Ethoxy-hexadecyl)-N-carbobenzoxy-DL-serin-benzylester
    —— Orbitazine 1186016-58-9 C24H30N4O2
    Orbitazine
    —— O-Trifluoracetyl-epiandrosteron 3959-78-2 C21H29F3O3
    O-Trifluoracetyl-epiandrosteron
    —— o-(2-Butoxynaphthylmethyl-1)-benzoesaeure 25174-94-1 C22H22O3
    o-(2-Butoxynaphthylmethyl-1)-benzoesaeure
    —— O,O-Bis-(Chlor-methyl-chlormethyl-siloxy)-methyl-chlormethyl-silan 18162-61-3 C6H15Cl5O2Si3
    O,O-Bis-(Chlor-methyl-chlormethyl-siloxy)-methyl-chlormethyl-silan
    —— O,O-Diphenyl-Se-phenylphosphordiselenoat 62935-08-4 C16H27O2PSe2
    O,O-Diphenyl-Se-phenylphosphordiselenoat
    —— O-{2-Cyclohexyl-1-[4-(quinolin-2-ylmethoxy)-phenyl]-ethyl}-hydroxylamine 1027183-14-7 C24H28N2O2
    O-{2-Cyclohexyl-1-[4-(quinolin-2-ylmethoxy)-phenyl]-ethyl}-hydroxylamine
    —— O-Acetyl-o-piperidino-phenol 19555-51-2 C13H17NO2
    O-Acetyl-o-piperidino-phenol
    —— O-(5-chloro-6,6-bis(2-nitrobenzyloxy)hexan-1-yl)-O'-cyanoethyl-N,N-diisopropylphosphoramidite 1396698-25-1 C29H40ClN4O8P
    O-(5-chloro-6,6-bis(2-nitrobenzyloxy)hexan-1-yl)-O'-cyanoethyl-N,N-diisopropylphosphoramidite
    —— O-isopropylfagaronine Ψ-cyanide 113964-98-0 C25H26N2O4
    O-isopropylfagaronine Ψ-cyanide
    —— {o-phenylene bis(methyl telluride)}PdBr2 125473-00-9 C8H10Br2PdTe2
    {o-phenylene bis(methyl telluride)}PdBr2
    —— O(2)-(3-(((1-(((2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)biphenyl-4-yl)methyl)-1H-imidazol-5-yl)carbonyl)oxy)ethoxy)carbonyl)oxy)propyl) 1-(N,N-diethylamino)diazen-1-ium-1,2-diolate 1173930-40-9 C32H40ClN9O7
    O(2)-(3-(((1-(((2-butyl-4-chloro-1-((2'-(1H-tetrazol-5-yl)biphenyl-4-yl)methyl)-1H-imidazol-5-yl)carbonyl)oxy)ethoxy)carbonyl)oxy)propyl) 1-(N,N-diethylamino)diazen-1-ium-1,2-diolate
    —— O,O'-Di-i-propyl S-phenyl thiophosphite 22946-74-3 C12H19O2PS
    O,O'-Di-i-propyl S-phenyl thiophosphite
    —— Octyl-1-naphthylharnstoff 102319-69-7 C19H26N2O
    Octyl-1-naphthylharnstoff
    —— oct-2<i>t</i>-ene-4,6-diynedioic acid dimethyl ester 98946-52-2 C10H8O4
    oct-2<i>t</i>-ene-4,6-diynedioic acid dimethyl ester
    —— O-diphenylmethyl-L-threonine 115054-57-4 C17H19NO3
    O-diphenylmethyl-L-threonine
    —— O-Methyl-O-β-hydroxyaethyl-tetradecylphosphonat 59259-19-7 C17H37O4P
    O-Methyl-O-β-hydroxyaethyl-tetradecylphosphonat
    —— o-Aminoanilino-allylalkohol 99362-21-7 C9H12N2O
    o-Aminoanilino-allylalkohol
    —— o-bis(dimethylgermyl)carborane 383863-72-7 C6H24B10Ge2
    o-bis(dimethylgermyl)carborane
    —— O-Acetyl-O-desmethyl-aspidospermin 6058-34-0 C23H30N2O3
    O-Acetyl-O-desmethyl-aspidospermin
    —— optically inactive (1-methyl-6-phenacyl-[2]piperidyl)-acetone 101598-64-5 C17H23NO2
    optically inactive (1-methyl-6-phenacyl-[2]piperidyl)-acetone
    —— O.O-Diaethyl-S-(phenyl-disulfido)-dithio-phosphat 20039-36-5 C10H15O2PS4
    O.O-Diaethyl-S-(phenyl-disulfido)-dithio-phosphat
    —— O-<o-Chlorphenyl-carbamoyl>-N,N-dipropyl-hydroxylamin 20915-13-3 C13H19ClN2O2
    O-<o-Chlorphenyl-carbamoyl>-N,N-dipropyl-hydroxylamin
    —— O-<methyl (4,5,7,8-tetra-O-acetyl-3-deoxy-α-D-manno-2-octulopyranosyl)onate>-(2->4)methyl (allyl 7,8-O-carbonyl-3,5-dideoxy-α-D-arabino-2-octulopyranosid)onate 121604-08-8 C30H40O19
    O-<methyl (4,5,7,8-tetra-O-acetyl-3-deoxy-α-D-manno-2-octulopyranosyl)onate>-(2->4)methyl (allyl 7,8-O-carbonyl-3,5-dideoxy-α-D-arabino-2-octulopyranosid)onate
    —— O-1-cyclohexyl-4,6-di-O-chloroacetyl-2,3-di-O-benzyl-α-D-galactopyranoside 1448042-77-0 C30H36Cl2O8
    O-1-cyclohexyl-4,6-di-O-chloroacetyl-2,3-di-O-benzyl-α-D-galactopyranoside
    —— ortho-azidoazobenzene 17277-44-0 C12H9N5
    ortho-azidoazobenzene
    —— o-Tolyl-azomethin-azulen 93728-73-5 C18H15N
    o-Tolyl-azomethin-azulen