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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Nitro-1-oxo-2-(2,4-dinitrophenyl)-1,2-dihydroisochinolin 1896-66-8 C15H8N4O7
    5-Nitro-1-oxo-2-(2,4-dinitrophenyl)-1,2-dihydroisochinolin
    —— 5'-(dimethoxyphosphoryl-amino)-<i>O</i><sup>2'<sub>,<i>O</i></sub>3'</sup>-isopropylidene-5'-deoxy-uridine 39483-32-4 C14H22N3O8P
    5'-(dimethoxyphosphoryl-amino)-<i>O</i><sup>2'<sub>,<i>O</i></sub>3'</sup>-isopropylidene-5'-deoxy-uridine
    —— 5-acetoxy-4,4-dibenzyl-2-methyl-4,5,6,7-tetrahydro-indole 18442-14-3 C25H27NO2
    5-acetoxy-4,4-dibenzyl-2-methyl-4,5,6,7-tetrahydro-indole
    —— 5,8,4'-Trimethoxy-flavanon 16805-08-6 C18H18O5
    5,8,4'-Trimethoxy-flavanon
    —— 5α-Androstan-11-on-oxim 14475-43-5 C19H31NO
    5α-Androstan-11-on-oxim
    —— 5,5'-bis-[4-(2-hydroxy-anilino)-6-(3-sulfo-anilino)-[1,3,5]triazin-2-ylamino]-2,2'-ethene-1,2-diyl-bis-benzenesulfonic acid 25150-94-1 C44H36N12O14S4
    5,5'-bis-[4-(2-hydroxy-anilino)-6-(3-sulfo-anilino)-[1,3,5]triazin-2-ylamino]-2,2'-ethene-1,2-diyl-bis-benzenesulfonic acid
    —— 5(S)-methyl-2-phenyl-1,3-heptadiene 138092-99-6 C14H18
    5(S)-methyl-2-phenyl-1,3-heptadiene
    —— 5-nitro-1-(phenylsulfonyl)-N-(tetrahydro-2H-pyran-4-yl)-1H-pyrrolo[2,3-b]pyridin-4-amine 1384114-14-0 C18H18N4O5S
    5-nitro-1-(phenylsulfonyl)-N-(tetrahydro-2H-pyran-4-yl)-1H-pyrrolo[2,3-b]pyridin-4-amine
    —— (5α,17β)-5'-chloro-4'-(diethylamino)-17-hydroxy-6'-H-androst-2-eno<3,2-b>pyran-6'-one 124695-81-4 C26H38ClNO3
    (5α,17β)-5'-chloro-4'-(diethylamino)-17-hydroxy-6'-H-androst-2-eno<3,2-b>pyran-6'-one
    —— 5-methyl-5-propyl-[1,3]oxazinan-2-one 98552-61-5 C8H15NO2
    5-methyl-5-propyl-[1,3]oxazinan-2-one
    —— 5,7-Dichloro-benzo[b]thiophen-4-ylamine 34674-62-9 C8H5Cl2NS
    5,7-Dichloro-benzo[b]thiophen-4-ylamine
    —— 5-Desoxy-1,2-O-isopropyliden-5-C-methyl-3-O-(4-methylphenylsulfonyl)-β-L-idofuranose 78785-05-4 C17H24O7S
    5-Desoxy-1,2-O-isopropyliden-5-C-methyl-3-O-(4-methylphenylsulfonyl)-β-L-idofuranose
    —— 5-Chlor-3-amino-4-methyl-4-(Δ<sup>1</sup>-cyclohexenyl)-pyrazol 92056-86-5 C10H14ClN3
    5-Chlor-3-amino-4-methyl-4-(Δ<sup>1</sup>-cyclohexenyl)-pyrazol
    —— 5-chloro-2-pyrazinylmethyl acrylate 72789-25-4 C8H7ClN2O2
    5-chloro-2-pyrazinylmethyl acrylate
    —— 5-nitro-2-(4-nitro-imidazol-1-yl)-pyridine 21721-89-1 C8H5N5O4
    5-nitro-2-(4-nitro-imidazol-1-yl)-pyridine
    —— 5-benzyloxy-3-bromo-4-(4-methoxybenzyl)aminofuran-2(5H)-one 1386386-05-5 C19H18BrNO4
    5-benzyloxy-3-bromo-4-(4-methoxybenzyl)aminofuran-2(5H)-one
    —— 5-(N-hydroxylamine)-5-methyl-Meldrum's acid hydrochloride 1354790-89-8 C7H11NO5*ClH
    5-(N-hydroxylamine)-5-methyl-Meldrum's acid hydrochloride
    —— 5-amino-N-(3-(naphthalen-1-yloxy)propyl)-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxamide 1466526-61-3 C18H18N4O4
    5-amino-N-(3-(naphthalen-1-yloxy)propyl)-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxamide
    —— 5-(15,15-dimethyl-henicosa-all-cis-4,7,10,13-tetraenyloxy)-2-phenyl-[1,3]dioxane 886220-07-1 C33H50O3
    5-(15,15-dimethyl-henicosa-all-cis-4,7,10,13-tetraenyloxy)-2-phenyl-[1,3]dioxane
    —— 5-Phenyl-1-triaethylsilyl-penta-1.3-diin-5-on 53864-28-1 C17H20OSi
    5-Phenyl-1-triaethylsilyl-penta-1.3-diin-5-on
    —— 5-(9H-carbazol-9-yl)-N-(3-(3,5,7,9,11,13,15-heptaisobutyl-2,4,6,8,10,12,14,16,17,18,19,20-dodecaoxa-1,3,5,7,9,11,13,15-octasilapentacyclo[9.5.1.1<sup>3,9</sup>.1<sup>5,15</sup>.1<sup>7,13</sup>]icosan-1-yl)propyl)pentanamide 1582808-77-2 C48H86N2O13Si8
    5-(9H-carbazol-9-yl)-N-(3-(3,5,7,9,11,13,15-heptaisobutyl-2,4,6,8,10,12,14,16,17,18,19,20-dodecaoxa-1,3,5,7,9,11,13,15-octasilapentacyclo[9.5.1.1<sup>3,9</sup>.1<sup>5,15</sup>.1<sup>7,13</sup>]icosan-1-yl)propyl)pentanamide
    —— 5-Benzyl-2,4-dichloro-5,6,7,8-tetrahydro-benzo[4,5]thieno[2,3-d]pyrimidine 76872-33-8 C17H14Cl2N2S
    5-Benzyl-2,4-dichloro-5,6,7,8-tetrahydro-benzo[4,5]thieno[2,3-d]pyrimidine
    —— 5-Methoxy-3-(6-oxocyclohex-1-enyl)-oxindol 5667-12-9 C15H15NO3
    5-Methoxy-3-(6-oxocyclohex-1-enyl)-oxindol
    —— 5-(2-Hydroxy-benzyliden)-1-(4-fluor-phenyl)-2-thio-hydantoin 6494-46-8 C16H11FN2O2S
    5-(2-Hydroxy-benzyliden)-1-(4-fluor-phenyl)-2-thio-hydantoin
    —— 5-Hydroxy-6-allyl-7-(p-toluolsulfonyloxy)-flavon 18114-22-2 C25H20O6S
    5-Hydroxy-6-allyl-7-(p-toluolsulfonyloxy)-flavon
    —— 5α-Pregnan-20β-ol-7-on 16649-30-2 C21H34O2
    5α-Pregnan-20β-ol-7-on
    —— 5-acetoxy-1-acetyl-2,3-dihydro-1<i>H</i>-pyrrolo[2,3-<i>b</i>]pyridine 111293-48-2 C11H12N2O3
    5-acetoxy-1-acetyl-2,3-dihydro-1<i>H</i>-pyrrolo[2,3-<i>b</i>]pyridine
    —— 5-Cyan-5-brom-1,2,3,4,7,7-hexachlor-bicyclo<2,2,1>hept-2-en 17787-90-5 C8H2BrCl6N
    5-Cyan-5-brom-1,2,3,4,7,7-hexachlor-bicyclo<2,2,1>hept-2-en
    —— 5-(2,4-dibenzyloxy-phenyl)-4-(3-chlorophenyl)-3-hydroxy-4H-[1,2,4]triazole 906669-70-3 C28H22ClN3O3
    5-(2,4-dibenzyloxy-phenyl)-4-(3-chlorophenyl)-3-hydroxy-4H-[1,2,4]triazole
    —— (5-amino-2-methyl-phenyl)-morpholino-methanone 936210-51-4 C12H16N2O2
    (5-amino-2-methyl-phenyl)-morpholino-methanone
    —— 5-phenyl-2-(3-phenylpropyl)oxazole 1428269-30-0 C18H17NO
    5-phenyl-2-(3-phenylpropyl)oxazole
    —— 5-Hydroxy-6-nitro-3,4-dihydrocarbostyril 59430-49-8 C9H8N2O4
    5-Hydroxy-6-nitro-3,4-dihydrocarbostyril
    —— 5-vinylsulfanyl-pentanal 22842-63-3 C7H12OS
    5-vinylsulfanyl-pentanal
    —— 5-Oxo-3-methyl-2-isopropyl-thiomorpholin-dioxyd-(1.1) 90483-44-6 C8H15NO3S
    5-Oxo-3-methyl-2-isopropyl-thiomorpholin-dioxyd-(1.1)
    —— (5-diazoacetyl-2-methoxy-phenyl)-(4-diazoacetyl-phenyl)-ether 857567-71-6 C17H12N4O4
    (5-diazoacetyl-2-methoxy-phenyl)-(4-diazoacetyl-phenyl)-ether
    —— 5,6,7-Triethoxy-1-isopropyl-1,2-dihydro-naphthalene-1-carbonitrile 27327-09-9 C20H27NO3
    5,6,7-Triethoxy-1-isopropyl-1,2-dihydro-naphthalene-1-carbonitrile
    —— 5-isobutyl-1-methyl-5-pent-2-ynyl-barbituric acid 100876-22-0 C14H20N2O3
    5-isobutyl-1-methyl-5-pent-2-ynyl-barbituric acid
    —— 5-[[3-[[[(1R)-1-naphthalen-1-ylethyl]amino]methyl]-4-phenylpiperidin-1-yl]methyl]furan-2-carboxylic acid 1027697-55-7 C30H32N2O3
    5-[[3-[[[(1R)-1-naphthalen-1-ylethyl]amino]methyl]-4-phenylpiperidin-1-yl]methyl]furan-2-carboxylic acid
    —— 5,7-Dichlor-2-(2-brom-α-hydroxy-benzyl)-benzimidazol 7158-88-5 C14H9BrCl2N2O
    5,7-Dichlor-2-(2-brom-α-hydroxy-benzyl)-benzimidazol
    —— 5-(3-morpholin-4-yl-propyl)-5<i>H</i>-thiochromeno[2,3-<i>b</i>]pyridin-5-ol 106653-89-8 C19H22N2O2S
    5-(3-morpholin-4-yl-propyl)-5<i>H</i>-thiochromeno[2,3-<i>b</i>]pyridin-5-ol
    —— 5-benzyl-4-methoxy-1,5-dimethyl-3-[(E)-pent-2-enoyl]pyrrol-2-one 130836-81-6 C19H23NO3
    5-benzyl-4-methoxy-1,5-dimethyl-3-[(E)-pent-2-enoyl]pyrrol-2-one
    —— 5-chloro-1,1,3-trioxo-1,3-dihydro-1λ<sup>6</sup>-benzo[<i>d</i>]isothiazole-2-carboxylic acid anilide 28946-30-7 C14H9ClN2O4S
    5-chloro-1,1,3-trioxo-1,3-dihydro-1λ<sup>6</sup>-benzo[<i>d</i>]isothiazole-2-carboxylic acid anilide
    —— 5-[(4-benzylpiperidine)-1-yl]valeric acid methyl ester 193203-88-2 C18H27NO2
    5-[(4-benzylpiperidine)-1-yl]valeric acid methyl ester
    —— 5-methoxy-2-octyl-N-(quinolin-8-yl)benzamide 1428858-63-2 C25H30N2O2
    5-methoxy-2-octyl-N-(quinolin-8-yl)benzamide
    —— (5-methyl-[1,3,4]thiadiazol-2-ylmethyl)-pyridinium; iodide 120232-74-8 C9H10N3S*I
    (5-methyl-[1,3,4]thiadiazol-2-ylmethyl)-pyridinium; iodide
    —— (5RS,7SR)-5,7-diallyloxy-6-(t-butyldimethyl)silyloxycyclohepta-1,3-diene 173105-23-2 C19H32O3Si
    (5RS,7SR)-5,7-diallyloxy-6-(t-butyldimethyl)silyloxycyclohepta-1,3-diene
    —— 5-Ethyl-4-(4-hydroxy-2-methoxy-phenyl)-6-methyl-cyclohex-3-enecarboxylic acid 28229-80-3 C17H22O4
    5-Ethyl-4-(4-hydroxy-2-methoxy-phenyl)-6-methyl-cyclohex-3-enecarboxylic acid
    —— 5.5-Butylendioxy-1.2.3.4-tetrachlor-cyclopentadien 1654-68-8 C9H8Cl4O2
    5.5-Butylendioxy-1.2.3.4-tetrachlor-cyclopentadien
    —— 5-bromo-N-(3-(3,4-dichlorophenyl)propyl)-1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxamide 1466528-40-4 C16H16BrCl2N3O3
    5-bromo-N-(3-(3,4-dichlorophenyl)propyl)-1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxamide
    —— 5-adamantan-1-yl-3-methyl-[1,2,4]oxadiazole 55241-35-5 C13H18N2O
    5-adamantan-1-yl-3-methyl-[1,2,4]oxadiazole