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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-hydroxy-6-methoxy-N-methylpyridine-2-carboxamide 1190090-26-6 C8H10N2O3
    5-hydroxy-6-methoxy-N-methylpyridine-2-carboxamide
    —— 5-(4-fluorophenyl)-pent-4-enoic acid ethyl ester 463934-03-4 C13H15FO2
    5-(4-fluorophenyl)-pent-4-enoic acid ethyl ester
    —— 5-methyl-2-oxo-2,3-dihydro-imidazole-1-carboxylic acid dimethylamide 13805-99-7 C7H11N3O2
    5-methyl-2-oxo-2,3-dihydro-imidazole-1-carboxylic acid dimethylamide
    —— 5-(4-acetamidophenyl)-4-isopropenyltropolone acetate 121953-79-5 C20H19NO4
    5-(4-acetamidophenyl)-4-isopropenyltropolone acetate
    —— 5-Amino-4-methyl-2-phenyl-thieno[2,3-d]pyrimidine-6-carboxylic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide 569669-47-2 C21H16ClN5OS
    5-Amino-4-methyl-2-phenyl-thieno[2,3-d]pyrimidine-6-carboxylic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide
    —— 5-Acetamido-4-amino-3,4,5-tridesoxy-D-glycero-D-galacto-2-nonulopyranosonsaeure 207594-94-3 C11H20N2O8
    5-Acetamido-4-amino-3,4,5-tridesoxy-D-glycero-D-galacto-2-nonulopyranosonsaeure
    —— ((5S,6S)-6-Amino-5-hydroxy-5,6,7,8-tetrahydro-naphthalen-2-yl)-methyl-carbamic acid ethyl ester; hydrochloride 90401-49-3 C14H20N2O3*ClH
    ((5S,6S)-6-Amino-5-hydroxy-5,6,7,8-tetrahydro-naphthalen-2-yl)-methyl-carbamic acid ethyl ester; hydrochloride
    —— 5-Hydro-6-methyl-6-phenanthridyl-dichloracetat 74046-64-3 C16H13Cl2NO2
    5-Hydro-6-methyl-6-phenanthridyl-dichloracetat
    —— 5-acetoxy-2-chloro-1-iodohexane 134692-32-3 C8H14ClIO2
    5-acetoxy-2-chloro-1-iodohexane
    —— 5-(naphthalene-2-yl)-4-phenylisoxazole 109553-66-4 C19H13NO
    5-(naphthalene-2-yl)-4-phenylisoxazole
    —— 5-fluoro-4-methyl-3'-[3-(1-methyl-piperidin-4-yl)-propyl]-1H,3'H-[2,5']bibenzoimidazolyl 1161425-17-7 C24H28FN5
    5-fluoro-4-methyl-3'-[3-(1-methyl-piperidin-4-yl)-propyl]-1H,3'H-[2,5']bibenzoimidazolyl
    —— 5-[5-(5-methyl-3H-imidazol-4-ylmethoxy)-pyridin-2-yl]-furan-2-carboxylic acid ((S)-cyclohexylmethylcarbamoylmethyl)amide 1227189-82-3 C24H29N5O4
    5-[5-(5-methyl-3H-imidazol-4-ylmethoxy)-pyridin-2-yl]-furan-2-carboxylic acid ((S)-cyclohexylmethylcarbamoylmethyl)amide
    —— [5'-(2,5-Difluorophenyl)spiro[1,2-dihydroindene-3,2'-1,3,4-thiadiazole]-3'-yl]-(1-methylpiperidin-4-yl)methanone 1146208-55-0 C23H23F2N3OS
    [5'-(2,5-Difluorophenyl)spiro[1,2-dihydroindene-3,2'-1,3,4-thiadiazole]-3'-yl]-(1-methylpiperidin-4-yl)methanone
    —— 5-(2-hydroxy-1,3-dioxo-indan-2-yl)-2-thioxo-dihydro-pyrimidine-4,6-dione 5004-52-4 C13H8N2O5S
    5-(2-hydroxy-1,3-dioxo-indan-2-yl)-2-thioxo-dihydro-pyrimidine-4,6-dione
    —— 5'-O-(1-Butoxyethyl)-uridin-3'-phosphat 14541-02-7 C15H25N2O10P
    5'-O-(1-Butoxyethyl)-uridin-3'-phosphat
    —— 5β,19-Cycloandrostan-3α,11β,17β-triol-3,17-diacetat 14292-08-1 C23H34O5
    5β,19-Cycloandrostan-3α,11β,17β-triol-3,17-diacetat
    —— 5-Methyl-2β-naphthyliden-2-cumaran-3-on-epoxid 10173-79-2 C20H14O3
    5-Methyl-2β-naphthyliden-2-cumaran-3-on-epoxid
    —— 5-Nitro-uracilyl-quecksilber 5144-31-0 C4HN3O4*Hg
    5-Nitro-uracilyl-quecksilber
    —— 5-Methyl-4,4-dicyan-hexen-(1) 21448-17-9 C9H12N2
    5-Methyl-4,4-dicyan-hexen-(1)
    —— 5-(2,3-dihydroxypropyl)-6-(4-(dimethylamino)phenyl)-4-hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid 1426668-87-2 C17H20N2O6
    5-(2,3-dihydroxypropyl)-6-(4-(dimethylamino)phenyl)-4-hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid
    —— 5,5-dipentyl-oxazolidine-2,4-dione 130689-81-5 C13H23NO3
    5,5-dipentyl-oxazolidine-2,4-dione
    —— 5β,6β-dimethyl-2,7-dioxo-Δ(1(10))-octalin 55050-26-5 C12H16O2
    5β,6β-dimethyl-2,7-dioxo-Δ(1(10))-octalin
    —— 5-(2-Hydroxy-6,7,8-trimethoxy-3-aza-acenaphthylen-1-ylmethylene)-2,2-dimethyl-[1,3]dioxane-4,6-dione 171925-80-7 C21H19NO8
    5-(2-Hydroxy-6,7,8-trimethoxy-3-aza-acenaphthylen-1-ylmethylene)-2,2-dimethyl-[1,3]dioxane-4,6-dione
    —— 5-(4-butoxyphenyl)-5-methyl-3-(4-(2-oxo-6,8-dipropyl-4-(trifluoromethyl)-2H-chromen-7-yloxy)butyl)imidazolidin-2,4-dione 1186116-19-7 C34H41F3N2O6
    5-(4-butoxyphenyl)-5-methyl-3-(4-(2-oxo-6,8-dipropyl-4-(trifluoromethyl)-2H-chromen-7-yloxy)butyl)imidazolidin-2,4-dione
    —— 5-(dimethylphenylsilanyl)-pent-4-enal 911422-71-4 C13H18OSi
    5-(dimethylphenylsilanyl)-pent-4-enal
    —— 5-{[ethylsulfanyl(phenacylsulfanyl)methylidene]amino}-3H-imidazole-4-carboxamide 1347704-67-9 C15H16N4O2S2
    5-{[ethylsulfanyl(phenacylsulfanyl)methylidene]amino}-3H-imidazole-4-carboxamide
    —— 5-(2-chloropyridin-4-yl)-2-methoxycarbonylbenzenesulfonamide 1202366-63-9 C13H11ClN2O4S
    5-(2-chloropyridin-4-yl)-2-methoxycarbonylbenzenesulfonamide
    —— 5-(5-methoxymethyl-4-methyl-pyridin-3-yl)-3-(4,5,6,7-tetrahydro-1H-benzoimidazol-2-yl)-1-(tetrahydro-pyran-2-yl)-1H-indazole 850892-23-8 C27H31N5O2
    5-(5-methoxymethyl-4-methyl-pyridin-3-yl)-3-(4,5,6,7-tetrahydro-1H-benzoimidazol-2-yl)-1-(tetrahydro-pyran-2-yl)-1H-indazole
    —— 5'-O-tert-butyldimethylsilyl-2',3'-O-bis(benzyloxycarbonyl)adenosine 820212-25-7 C32H39N5O8Si
    5'-O-tert-butyldimethylsilyl-2',3'-O-bis(benzyloxycarbonyl)adenosine
    —— 5-Methoxy-2,2-dimethylcyclopentan-1-amine 1524733-06-9 C8H17NO
    5-Methoxy-2,2-dimethylcyclopentan-1-amine
    —— 5'-O-[phenyl(ethoxy-L-alaninyl)phosphoryl]-2',3'-O-bis(benzyloxycarbonyl)adenosine 1315584-45-2 C37H39N6O12P
    5'-O-[phenyl(ethoxy-L-alaninyl)phosphoryl]-2',3'-O-bis(benzyloxycarbonyl)adenosine
    —— 5-{4-[1-(4-tert-Butylcyclohexyl)-3-(2,2,4,4-tetrafluoro-4H-benzo[1,3]dioxin-6-yl)ureido-methyl]phenyl}penta-2,4-dienoic Acid 428505-80-0 C31H34F4N2O5
    5-{4-[1-(4-tert-Butylcyclohexyl)-3-(2,2,4,4-tetrafluoro-4H-benzo[1,3]dioxin-6-yl)ureido-methyl]phenyl}penta-2,4-dienoic Acid
    —— (5-chloro-4,4-dimethyl-3,4-dihydro-2H-quinolin-1-yl)[3-(1H-pyrazol-4-yl)pyrrolidin-1-yl]methanone 1000687-38-6 C19H23ClN4O
    (5-chloro-4,4-dimethyl-3,4-dihydro-2H-quinolin-1-yl)[3-(1H-pyrazol-4-yl)pyrrolidin-1-yl]methanone
    —— 5-(2-(1-methyl-1,2,3,6-tetrahydropyridin-4-yl)-4-(trifluoromethyl)phenyl)-N-(1,2,4-thiadiazol-5-yl)-3,4-dihydroisoquinoline-2(1H)-sulfonamide 1454666-35-3 C24H24F3N5O2S2
    5-(2-(1-methyl-1,2,3,6-tetrahydropyridin-4-yl)-4-(trifluoromethyl)phenyl)-N-(1,2,4-thiadiazol-5-yl)-3,4-dihydroisoquinoline-2(1H)-sulfonamide
    —— 5,7-dioxo-2,3,5,7-tetrahydro-[1,4]dithiino[2,3-<i>c</i>]pyrrole-6-carboxylic acid 4-bromo-anilide 73170-24-8 C13H9BrN2O3S2
    5,7-dioxo-2,3,5,7-tetrahydro-[1,4]dithiino[2,3-<i>c</i>]pyrrole-6-carboxylic acid 4-bromo-anilide
    —— 5-Methyl-5-phenyl-3-piperidinomethyl-hydantoin 1091-35-6 C16H21N3O2
    5-Methyl-5-phenyl-3-piperidinomethyl-hydantoin
    —— [5-[[6-(5-phenyl-2-oxazolyl)-2-naphthalenyl]oxy]pentyl]propanedioic acid diethyl ester 752255-95-1 C31H33NO6
    [5-[[6-(5-phenyl-2-oxazolyl)-2-naphthalenyl]oxy]pentyl]propanedioic acid diethyl ester
    —— 5,6-dihydroxy-N-(1-methoxypropan-2-yl)-2-(pyridin-2-yl)pyrimidine-4-carboxamide 1407169-85-0 C14H16N4O4
    5,6-dihydroxy-N-(1-methoxypropan-2-yl)-2-(pyridin-2-yl)pyrimidine-4-carboxamide
    —— 5,6-dihydroxy-N-phenylethyl-2-(pyridin-2-yl)pyrimidine-4-carboxamide 1407170-25-5 C18H16N4O3
    5,6-dihydroxy-N-phenylethyl-2-(pyridin-2-yl)pyrimidine-4-carboxamide
    —— 5-[(3-(2-trifluoromethylthien)-3-yl)2-fluorophenyl]-5-methyl-3,4-dihydroxy-2(5H)-furanone 1098479-53-8 C16H10F4O4S
    5-[(3-(2-trifluoromethylthien)-3-yl)2-fluorophenyl]-5-methyl-3,4-dihydroxy-2(5H)-furanone
    —— 5,5-Bis(3-methoxyphenyl)-2,4,4-trimethyl-4,5-dihydro-oxazol 78077-84-6 C20H23NO3
    5,5-Bis(3-methoxyphenyl)-2,4,4-trimethyl-4,5-dihydro-oxazol
    —— 5-(2-Dimethylamino-ethylamino)-8-methoxy-1-methyl-2,10b-diaza-aceanthrylen-6-one; hydrochloride 138154-46-8 C20H22N4O2*2ClH
    5-(2-Dimethylamino-ethylamino)-8-methoxy-1-methyl-2,10b-diaza-aceanthrylen-6-one; hydrochloride
    —— 5-{6-[4-(1-tert-butoxycarbonylamino-cyclobutyl)-phenyl]-7-phenyl-imidazo[1,2-b]pyridazin-3-yl}-pyridine-2-carboxylic acid methyl ester 1357263-27-4 C34H33N5O4
    5-{6-[4-(1-tert-butoxycarbonylamino-cyclobutyl)-phenyl]-7-phenyl-imidazo[1,2-b]pyridazin-3-yl}-pyridine-2-carboxylic acid methyl ester
    —— 5-(5-chloro-thiophen-2-yl)-4-cyano-1-(2,4-dichloro-phenyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid piperidin-1-ylamide 919508-83-1 C20H18Cl3N5OS
    5-(5-chloro-thiophen-2-yl)-4-cyano-1-(2,4-dichloro-phenyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid piperidin-1-ylamide
    —— 5-Oxo-3,4-dihydro-5H-naphtho<1,8-bc>thiophen-tosylhydrazon 26461-93-8 C18H16N2O2S2
    5-Oxo-3,4-dihydro-5H-naphtho<1,8-bc>thiophen-tosylhydrazon
    —— 5,6-dihydro-8-(2,2-dimethylpropanoyloxy)-9-methoxy pyrrolo[2,1-a]isoquinoline 1344720-66-6 C18H21NO3
    5,6-dihydro-8-(2,2-dimethylpropanoyloxy)-9-methoxy pyrrolo[2,1-a]isoquinoline
    —— 5-Hydroxy-3,5-dimethyl-2-phenyl-4,5-dihydro-3H-pyrrole-3-carboxylic acid ethyl ester 111400-57-8 C15H19NO3
    5-Hydroxy-3,5-dimethyl-2-phenyl-4,5-dihydro-3H-pyrrole-3-carboxylic acid ethyl ester
    —— 5-(4-chloro-phenyl)-2,3-dimethyl-4,6-dioxo-5,6-dihydro-4<i>H</i>-[1,3]oxazinium betaine 68823-06-3 C12H10ClNO3
    5-(4-chloro-phenyl)-2,3-dimethyl-4,6-dioxo-5,6-dihydro-4<i>H</i>-[1,3]oxazinium betaine
    —— 5-acetyl-2-(4-bromophenyl)-3,4-dihydropyrazole-4-carboxamide 86380-67-8 C12H12BrN3O2
    5-acetyl-2-(4-bromophenyl)-3,4-dihydropyrazole-4-carboxamide
    —— 5-chloro-7-(2-furanacyl)-8-isopropoxyquinoline 113503-68-7 C18H16ClNO3
    5-chloro-7-(2-furanacyl)-8-isopropoxyquinoline