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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— oxo-3 N,N dimethylcarboxamidomethyl-9b β hexahydro-1,2,3,4,4a,9b dibenzofuranne 126412-23-5 C16H19NO3
    oxo-3 N,N dimethylcarboxamidomethyl-9b β hexahydro-1,2,3,4,4a,9b dibenzofuranne
    —— Os3(CO)9(μ3-η<sup>2</sup>:η<sup>2</sup>:η<sup>2</sup>-C70) 1450994-37-2 C79O9Os3
    Os3(CO)9(μ3-η<sup>2</sup>:η<sup>2</sup>:η<sup>2</sup>-C70)
    —— Oxy-bis(3,7,10-Trimethylsilatran) 29348-37-6 C18H36N2O7Si2
    Oxy-bis(3,7,10-Trimethylsilatran)
    —— O-Acetyl-N-(isobutyl-mercaptocarbonyl)-N-phenyl-hydroxylamin 21250-44-2 C13H17NO3S
    O-Acetyl-N-(isobutyl-mercaptocarbonyl)-N-phenyl-hydroxylamin
    —— O-(α-D-thymidine-5'-yl) [4-(carboxyphenyl)aminocarbonyl]methylphosphonate 1374004-22-4 C19H22N3O10P
    O-(α-D-thymidine-5'-yl) [4-(carboxyphenyl)aminocarbonyl]methylphosphonate
    —— ortho-iodobenzyl 2-ethyl-2-methylbut-3-enoate 1062574-30-4 C14H17IO2
    ortho-iodobenzyl 2-ethyl-2-methylbut-3-enoate
    —— oxovanadium(IV) 4,4'-([1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl))bis(2-((2-carbamothioylhydrazineylidene)methyl)phenolate) hydrate 103750-28-3 C28H22N10O2S2*H2O*OV
    oxovanadium(IV) 4,4'-([1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl))bis(2-((2-carbamothioylhydrazineylidene)methyl)phenolate) hydrate
    —— Octadecan-7,12-dicarboxamid 127075-28-9 C20H40N2O2
    Octadecan-7,12-dicarboxamid
    —— Octadecanoic acid;2-[[3,4,5-tris(2-hydroxyethoxy)-6-methoxyoxan-2-yl]methoxy]ethanol 72175-39-4 C33H66O12
    Octadecanoic acid;2-[[3,4,5-tris(2-hydroxyethoxy)-6-methoxyoxan-2-yl]methoxy]ethanol
    —— optically inactive (6-hydroxy-3.5-dimethyl-2-phenyl-cyclohexen-(4)-yl)-phenyl ketone 859983-40-7 C21H22O2
    optically inactive (6-hydroxy-3.5-dimethyl-2-phenyl-cyclohexen-(4)-yl)-phenyl ketone
    —— O-phenyl-2-(phenylthio)benzohydroxamic acid 104351-54-4 C19H15NO2S
    O-phenyl-2-(phenylthio)benzohydroxamic acid
    —— O-(3,6-di-O-acetyl-2,4-di-O-benzyl-alpha-D-glucopyranosyl) N-phenyltrifluoroacetimidate 1541178-86-2 C32H32F3NO8
    O-(3,6-di-O-acetyl-2,4-di-O-benzyl-alpha-D-glucopyranosyl) N-phenyltrifluoroacetimidate
    —— O,O-didodecyl S,S-dioctyl dithiosilicate 18847-81-9 C40H84O2S2Si
    O,O-didodecyl S,S-dioctyl dithiosilicate
    —— Octadecyl-carbamic acid 7-octadecylcarbamoyloxy-4-(3-octadecyl-ureido)-heptyl ester 39005-21-5 C64H128N4O5
    Octadecyl-carbamic acid 7-octadecylcarbamoyloxy-4-(3-octadecyl-ureido)-heptyl ester
    —— O-[alpha-(2-benzothiazolyl)-2-nitrobenzyl]-O-ethyl-S-n-propyl thiophosphate 89204-67-1 C19H21N2O5PS2
    O-[alpha-(2-benzothiazolyl)-2-nitrobenzyl]-O-ethyl-S-n-propyl thiophosphate
    —— oxovanadium(II)(dibenzyl sulphoxide)3(NCS)2 110321-50-1 C44H42N2O4S5V
    oxovanadium(II)(dibenzyl sulphoxide)3(NCS)2
    —— ((oct-1-en-3-yloxy)methanetriyl)tribenzene 141090-45-1 C27H30O
    ((oct-1-en-3-yloxy)methanetriyl)tribenzene
    —— O-Methyl-tetrahydro-guayacanin 59208-14-9 C31H30O4
    O-Methyl-tetrahydro-guayacanin
    —— Octahydrazonine-5-one 4753-52-0 C9H17NO
    Octahydrazonine-5-one
    —— {Os(NH3)5(isobutylene)}(2+) 115590-57-3 C4H23N5Os
    {Os(NH3)5(isobutylene)}(2+)
    —— O-<methyl(5-acetamido-4,7,8,9-tetra-O-benzyl-3,5-dideoxy-3-phenylseleno-D-erythro-α-L-gluco-2-nonulopyranosyl)onate>-(2->6)-1,2;3,4-di-O-isopropylidene-α-D-galactopyranose 116096-68-5 C58H67NO14Se
    O-<methyl(5-acetamido-4,7,8,9-tetra-O-benzyl-3,5-dideoxy-3-phenylseleno-D-erythro-α-L-gluco-2-nonulopyranosyl)onate>-(2->6)-1,2;3,4-di-O-isopropylidene-α-D-galactopyranose
    —— o-Azobenzylbenzoat 31507-95-6 C28H22N2O4
    o-Azobenzylbenzoat
    —— O-isopropyl N,P-diphenylphosphonamidothioate 1448714-02-0 C15H18NOPS
    O-isopropyl N,P-diphenylphosphonamidothioate
    —— o-(2-Hydroxyethyl)benzophenon-p-(ethoxycarbonyl)carbanilat 54996-40-6 C25H23NO5
    o-(2-Hydroxyethyl)benzophenon-p-(ethoxycarbonyl)carbanilat
    —— ((o-Tol)2PbS)((3,4-Xyl)2PbS)2 168329-26-8 C46H50Pb3S3
    ((o-Tol)2PbS)((3,4-Xyl)2PbS)2
    —— [(o-Tol)2PbS]3 148732-04-1 C42H42Pb3S3
    [(o-Tol)2PbS]3
    —— o-Hydroxy-β-phenyl-γ-carboxy-butyrophenon 15074-15-4 C17H16O4
    o-Hydroxy-β-phenyl-γ-carboxy-butyrophenon
    —— O-phenyl S-(4-nitrophenyl) thiocarbonate 1034190-05-0 C13H9NO4S
    O-phenyl S-(4-nitrophenyl) thiocarbonate
    —— O-(p-chlorophenylacetyl)-2-adamantanone oxime 94719-76-3 C18H20ClNO2
    O-(p-chlorophenylacetyl)-2-adamantanone oxime
    —— O,O'-Diacetyl-17,21-2α-cyanao-ajmalin 58936-47-3 C25H29N3O4
    O,O'-Diacetyl-17,21-2α-cyanao-ajmalin
    —— Oxo-{N'-[1-phenyl-meth-(E)-ylidene]-hydrazino}-acetic acid; compound with quinolin-4-ylamine 51551-72-5 C9H8N2O3*C9H8N2
    Oxo-{N'-[1-phenyl-meth-(E)-ylidene]-hydrazino}-acetic acid; compound with quinolin-4-ylamine
    —— O-ethyl-S-n-propyl-N-phenyl-N-(dimethylsulfamyl)-phosphoramidothiolate 66638-16-2 C13H23N2O4PS2
    O-ethyl-S-n-propyl-N-phenyl-N-(dimethylsulfamyl)-phosphoramidothiolate
    —— O<sup>2,2</sup>'-Anhydro-1-(3,5-di-O-benzoyl-α-D-xylofuranosyl)-6-methyluracil 51897-86-0 C24H20N2O7
    O<sup>2,2</sup>'-Anhydro-1-(3,5-di-O-benzoyl-α-D-xylofuranosyl)-6-methyluracil
    —— O-(2,3,4-tri-O-acetyl-α-L-fucopyranosyl)-(1-3)-O-(2,4,6-tri-O-acetyl-β-galactopyranosyl)-(1-4)-2,3-di-O-acetyl-1,6-anhydro-β-D-glucopyranose 78894-92-5 C34H46O22
    O-(2,3,4-tri-O-acetyl-α-L-fucopyranosyl)-(1-3)-O-(2,4,6-tri-O-acetyl-β-galactopyranosyl)-(1-4)-2,3-di-O-acetyl-1,6-anhydro-β-D-glucopyranose
    —— O-<3-(3-Methylpentyl)>-S-1-butylthiocarbonat 36754-06-0 C11H22O2S
    O-<3-(3-Methylpentyl)>-S-1-butylthiocarbonat
    —— O3,O4-carbonyl-O1,O2-isopropylidene-3-pyridin-2-yl-β-D-psicopyranose 71246-23-6 C15H17NO7
    O3,O4-carbonyl-O1,O2-isopropylidene-3-pyridin-2-yl-β-D-psicopyranose
    —— optically inactive-2-acetoxy-3-phenyl-succinonitrile 408318-70-7 C12H10N2O2
    optically inactive-2-acetoxy-3-phenyl-succinonitrile
    —— O-[alpha-(2-benzothiazolyl)-2-chlorobenzyl]-O-ethyl-S-n-propyl thiophosphate 89204-64-8 C19H21ClNO3PS2
    O-[alpha-(2-benzothiazolyl)-2-chlorobenzyl]-O-ethyl-S-n-propyl thiophosphate
    —— octylthiotrimethylsilane 79566-93-1 C11H26SSi
    octylthiotrimethylsilane
    —— O-(2-O-benzyl-3,4-di-O-benzoyl-α-L-fucopyranosyl)-(l→2)-O-(6-O-(4-chlorobenzoyl)-3,4-isopropylidene-β-D-galactopyranosyl)-(l→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal 1250436-30-6 C57H67ClO19
    O-(2-O-benzyl-3,4-di-O-benzoyl-α-L-fucopyranosyl)-(l→2)-O-(6-O-(4-chlorobenzoyl)-3,4-isopropylidene-β-D-galactopyranosyl)-(l→4)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal
    —— oxan-2-yl (E)-3-(4-hydroxyphenyl)prop-2-enoate 1370730-23-6 C14H16O4
    oxan-2-yl (E)-3-(4-hydroxyphenyl)prop-2-enoate
    —— O-3-iodo-2-phenylbenzo[b]thiophen-7-yl N,N-diethylcarbamate 1254063-50-7 C19H18INO2S
    O-3-iodo-2-phenylbenzo[b]thiophen-7-yl N,N-diethylcarbamate
    —— o-bromo-α-bromoisobutyranilide 23532-44-7 C10H11Br2NO
    o-bromo-α-bromoisobutyranilide
    —— Oxazole, 5-methyl-2-[(methylsulfonyl)methyl]- 1824267-05-1 C6H9NO3S
    Oxazole, 5-methyl-2-[(methylsulfonyl)methyl]-
    —— Oxyprenolol-isopropyl-d<sup>1</sup> 66901-87-9 C15H23NO3
    Oxyprenolol-isopropyl-d<sup>1</sup>
    —— O,S-Diethyl(trichlormethyl)phosphonodithioat 57522-61-9 C5H10Cl3OPS2
    O,S-Diethyl(trichlormethyl)phosphonodithioat
    —— O-Benzoyl-isonitrosomalonsaeure-dinitril 20893-02-1 C10H5N3O2
    O-Benzoyl-isonitrosomalonsaeure-dinitril
    —— o-Nitro-p-tert-butyl-phenol-ethylether 91645-08-8 C12H17NO3
    o-Nitro-p-tert-butyl-phenol-ethylether
    —— O4-methyl-O1-(O1-methyl-ξ-D-xylopyranose-2-yl)-α-D-glucopyranuronic acid methyl ester 109120-16-3 C14H24O11
    O4-methyl-O1-(O1-methyl-ξ-D-xylopyranose-2-yl)-α-D-glucopyranuronic acid methyl ester
    —— [OsCl2(η(6)-1,3,5-C6H3Me3)]2 94957-59-2 C18H24Cl4Os2
    [OsCl2(η(6)-1,3,5-C6H3Me3)]2