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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-benzyloxy-3,4-dihydro-2H-benzo[1,4]oxazine 888731-89-3 C15H15NO2
    5-benzyloxy-3,4-dihydro-2H-benzo[1,4]oxazine
    —— 5,6,8-trimethoxynaphthalene-1,4-dione 83571-08-8 C13H12O5
    5,6,8-trimethoxynaphthalene-1,4-dione
    —— 5-(pyridin-2-yl)pyrrolidin-2-one 77790-62-6 C9H10N2O
    5-(pyridin-2-yl)pyrrolidin-2-one
    —— 5,6-Dimethoxy-2-methyl-2,3-dihydro-1H-isoindol-1-on 105875-47-6 C11H13NO3
    5,6-Dimethoxy-2-methyl-2,3-dihydro-1H-isoindol-1-on
    —— 5,7-dihydroxy-3-methoxy-2-(2,4,5-trimethoxy-phenyl)-chromen-4-one 852247-39-3 C19H18O8
    5,7-dihydroxy-3-methoxy-2-(2,4,5-trimethoxy-phenyl)-chromen-4-one
    —— 5,9,11-trimethoxy-3,3-dimethylpyrano<3,2-a>xanthone 76006-84-3 C21H20O6
    5,9,11-trimethoxy-3,3-dimethylpyrano<3,2-a>xanthone
    —— 5,5'-dinitro-2,2'-(4,4'-sulfanediyl-diphenyl)-bis-isoindole-1,3-dione 66635-26-5 C28H14N4O8S
    5,5'-dinitro-2,2'-(4,4'-sulfanediyl-diphenyl)-bis-isoindole-1,3-dione
    —— 5-Acetyl-2-chlor-4-hydroxybenzonitril 115651-31-5 C9H6ClNO2
    5-Acetyl-2-chlor-4-hydroxybenzonitril
    —— 5-N-[3-[3-[[5-[bis(2-methylpropyl)carbamoyl]-2,2-dimethyl-1,3-dithiolane-4-carbonyl]amino]propylamino]propyl]-2,2-dimethyl-4-N,4-N-bis(2-methylpropyl)-1,3-dithiolane-4,5-dicarboxamide 869193-32-8 C36H67N5O4S4
    5-N-[3-[3-[[5-[bis(2-methylpropyl)carbamoyl]-2,2-dimethyl-1,3-dithiolane-4-carbonyl]amino]propylamino]propyl]-2,2-dimethyl-4-N,4-N-bis(2-methylpropyl)-1,3-dithiolane-4,5-dicarboxamide
    —— 5-(3-chlorophenyl)-7-[(4-chlorophenyl)(1-methyl-1H-imidazol-5-yl)methyl]-1,5-dihydro-4,1-benzothiazepine-2(3H)-thione 432553-34-9 C26H21Cl2N3S2
    5-(3-chlorophenyl)-7-[(4-chlorophenyl)(1-methyl-1H-imidazol-5-yl)methyl]-1,5-dihydro-4,1-benzothiazepine-2(3H)-thione
    —— 5,7-Dihydrodiindeno<2,1-b:1',2'-d>thiophen 7099-34-5 C18H12S
    5,7-Dihydrodiindeno<2,1-b:1',2'-d>thiophen
    —— 5-pentyl-thiazol-2-ylamine 383131-93-9 C8H14N2S
    5-pentyl-thiazol-2-ylamine
    —— 5-chloro-2,3-dihydro-1,4-benzothiazine-3-one 73500-76-2 C8H6ClNOS
    5-chloro-2,3-dihydro-1,4-benzothiazine-3-one
    —— 5-Acetyl-2-brom-4-hydroxy-3-methylbenzonitril 115651-34-8 C10H8BrNO2
    5-Acetyl-2-brom-4-hydroxy-3-methylbenzonitril
    —— 5,7-Bis(diazo)-1,2,3,4-dibenzocyclohepta-1,3-dien-6-one 166042-86-0 C15H8N4O
    5,7-Bis(diazo)-1,2,3,4-dibenzocyclohepta-1,3-dien-6-one
    —— 5-[(4R)-6-[3-[3-[(4R)-4-(6-cyanopyridin-3-yl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-6-yl]propylamino]propyl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-4-yl]pyridine-2-carbonitrile 1239173-71-7 C44H35F6N11O4
    5-[(4R)-6-[3-[3-[(4R)-4-(6-cyanopyridin-3-yl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-6-yl]propylamino]propyl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-4-yl]pyridine-2-carbonitrile
    —— 5-[[2-[(2-aminoethyl)amino]ethyl]amino]-7,10-dihydroxy-2-(2-hydroxyethyl)anthra[1,9-cd]pyrazol-6(2H)-one 104740-45-6 C20H23N5O4
    5-[[2-[(2-aminoethyl)amino]ethyl]amino]-7,10-dihydroxy-2-(2-hydroxyethyl)anthra[1,9-cd]pyrazol-6(2H)-one
    —— 5-oxo-1-imidazolidineacetamide 107431-07-2 C5H9N3O2
    5-oxo-1-imidazolidineacetamide
    —— 5-ethyl-6-{N-[2-(diethylphosphonomethoxy)ethyl]amino}pyrimidine-2,4(1H,3H)-dione 319439-65-1 C13H24N3O6P
    5-ethyl-6-{N-[2-(diethylphosphonomethoxy)ethyl]amino}pyrimidine-2,4(1H,3H)-dione
    —— 5-[(4R)-6-[3-[3-[(4R)-4-(6-carbamoylpyridin-3-yl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-6-yl]propylamino]propyl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-4-yl]pyridine-2-carboxamide 1239174-07-2 C44H39F6N11O6
    5-[(4R)-6-[3-[3-[(4R)-4-(6-carbamoylpyridin-3-yl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-6-yl]propylamino]propyl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-4,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-4-yl]pyridine-2-carboxamide
    —— 5-Amino-2-methyl-4(3H)-oxo-7H-pyrazolo<3,4-d>pyrimidine 15908-69-7 C6H7N5O
    5-Amino-2-methyl-4(3H)-oxo-7H-pyrazolo<3,4-d>pyrimidine
    —— 5-nitro-6-{N-[2-(diethylphosphonomethoxy)ethyl]amino}pyrimidine-2,4(1H,3H)-dione 319439-62-8 C11H19N4O8P
    5-nitro-6-{N-[2-(diethylphosphonomethoxy)ethyl]amino}pyrimidine-2,4(1H,3H)-dione
    —— 5-N-(3,3'-diaminodipropylamino)benzimidazo[1,2-a]quinoline-6-carbonitrile 1612162-11-4 C22H24N6
    5-N-(3,3'-diaminodipropylamino)benzimidazo[1,2-a]quinoline-6-carbonitrile
    —— 5-cyanopent-1-enylboronic acid 197724-96-2 C6H10BNO2
    5-cyanopent-1-enylboronic acid
    —— 5-Methoxy-3,10-diazatricyclo[6.4.1.04,13]trideca-1,4,6,8(13)-tetraene-2-carboxylic acid 204632-97-3 C13H14N2O3
    5-Methoxy-3,10-diazatricyclo[6.4.1.04,13]trideca-1,4,6,8(13)-tetraene-2-carboxylic acid
    —— 5,5-bis(chloromethyl)-1,3-dioxane 61729-08-6 C6H10Cl2O2
    5,5-bis(chloromethyl)-1,3-dioxane
    —— 5-Acetyl-2-brom-3-ethyl-4-hydroxybenzonitril 115651-36-0 C11H10BrNO2
    5-Acetyl-2-brom-3-ethyl-4-hydroxybenzonitril
    —— 5-[2-[2-[(5-Carboxy-2,2-dimethyl-1,3-dithiolane-4-carbonyl)amino]ethylamino]ethylcarbamoyl]-2,2-dimethyl-1,3-dithiolane-4-carboxylic acid 869193-24-8 C18H29N3O6S4
    5-[2-[2-[(5-Carboxy-2,2-dimethyl-1,3-dithiolane-4-carbonyl)amino]ethylamino]ethylcarbamoyl]-2,2-dimethyl-1,3-dithiolane-4-carboxylic acid
    —— 5,8-Dimethoxy-5,8-dihydro-dibenzo[<i>d,f</i>][1,2]dioxocin 6623-54-7 C16H16O4
    5,8-Dimethoxy-5,8-dihydro-dibenzo[<i>d,f</i>][1,2]dioxocin
    —— 5,6,7,8,9,10-hexahydro-2H,20H-thioxantheno[2,3-b][1,4,7,10,13]dioxatriazacyclopentadecine-3,11,20(4H,12H)-trione 950892-64-5 C21H21N3O5S
    5,6,7,8,9,10-hexahydro-2H,20H-thioxantheno[2,3-b][1,4,7,10,13]dioxatriazacyclopentadecine-3,11,20(4H,12H)-trione
    —— 5,5-difluoro-1,6,6-trimethyl-3-(4-methylphenyl)sulfonyl-2-(4-nitrophenyl)-2H-pyridin-4-ol 1058667-95-0 C21H22F2N2O5S
    5,5-difluoro-1,6,6-trimethyl-3-(4-methylphenyl)sulfonyl-2-(4-nitrophenyl)-2H-pyridin-4-ol
    —— 5,10-dichloro-indeno[2,1-<i>a</i>]indene 60491-13-6 C16H8Cl2
    5,10-dichloro-indeno[2,1-<i>a</i>]indene
    —— 5,7-dichloro-2-(4-methoxyphenyl)-1H-indole 684250-13-3 C15H11Cl2NO
    5,7-dichloro-2-(4-methoxyphenyl)-1H-indole
    —— 5-[[2-[(2-aminoethyl)amino]ethyl]amino]-7,10-dihydroxy-2-[2-[(2-hydroxyethyl)amino]ethyl]anthra[1,9-cd]-pyrazol-6(2H)-one 104740-47-8 C22H28N6O4
    5-[[2-[(2-aminoethyl)amino]ethyl]amino]-7,10-dihydroxy-2-[2-[(2-hydroxyethyl)amino]ethyl]anthra[1,9-cd]-pyrazol-6(2H)-one
    —— 5-bromo-2-hydroxy-biphenyl-3-carboxylic acid-(2-diisopropylamino-ethyl ester); hydrochloride 6284-67-9 C21H26BrNO3*ClH
    5-bromo-2-hydroxy-biphenyl-3-carboxylic acid-(2-diisopropylamino-ethyl ester); hydrochloride
    —— 5-Acetyl-2-chlor-4-hydroxy-3-methylbenzonitril 115651-33-7 C10H8ClNO2
    5-Acetyl-2-chlor-4-hydroxy-3-methylbenzonitril
    —— 5-butoxymethyl-benzofuran-2-carboxylic acid 108953-91-9 C14H16O4
    5-butoxymethyl-benzofuran-2-carboxylic acid
    —— 5-chloro-2-(2-hydroxyethyl)-7,10-bis(phenylmethoxy)anthra[1,9-cd]pyrazol-6(2H)-one 91733-39-0 C30H23ClN2O4
    5-chloro-2-(2-hydroxyethyl)-7,10-bis(phenylmethoxy)anthra[1,9-cd]pyrazol-6(2H)-one
    —— 5-Acetamido-1-(2-fluorophenyl)-3-methylpyrazole 105438-73-1 C12H12FN3O
    5-Acetamido-1-(2-fluorophenyl)-3-methylpyrazole
    —— 5-butoxy-pent-3<i>t</i>-en-1-yne 2807-18-3 C9H14O
    5-butoxy-pent-3<i>t</i>-en-1-yne
    —— 5-bromo-pent-3<i>t</i>-en-1-yne 26122-94-1 C5H5Br
    5-bromo-pent-3<i>t</i>-en-1-yne
    —— 5-bromo-2-hydroxy-biphenyl-3-carboxylic acid-(2-diethylamino-ethyl ester); hydrochloride 6284-60-2 C19H22BrNO3*ClH
    5-bromo-2-hydroxy-biphenyl-3-carboxylic acid-(2-diethylamino-ethyl ester); hydrochloride
    —— 5-butoxy-3-methyl-pent-3-en-1-yne 61753-33-1 C10H16O
    5-butoxy-3-methyl-pent-3-en-1-yne
    —— 5-(prop-1-ynyl)-2-thiophenemethanol 119116-58-4 C8H8OS
    5-(prop-1-ynyl)-2-thiophenemethanol
    —— (5-isopropyl-4-methyl-thiazol-2-yl)-methyl-amine 2161-67-3 C8H14N2S
    (5-isopropyl-4-methyl-thiazol-2-yl)-methyl-amine
    —— 5-benzyloxy-1-(4-fluorobenzyl)indol-3-yl-glyoxylic acid chloride 1026923-94-3 C24H17ClFNO3
    5-benzyloxy-1-(4-fluorobenzyl)indol-3-yl-glyoxylic acid chloride
    —— 5-bromo-N-(3-(cyclopentyloxy)-4-methoxybenzyl)pyridin-3-amine 945978-68-7 C18H21BrN2O2
    5-bromo-N-(3-(cyclopentyloxy)-4-methoxybenzyl)pyridin-3-amine
    —— 5-nitro-1-benzofuran-2-carbonitrile 69604-02-0 C9H4N2O3
    5-nitro-1-benzofuran-2-carbonitrile
    —— 5-butoxy-N,N-diethyl-9-propan-2-yl-[1,2,4]triazolo[4,3-a][1,8]naphthyridine-6-carboxamide 1060775-37-2 C21H29N5O2
    5-butoxy-N,N-diethyl-9-propan-2-yl-[1,2,4]triazolo[4,3-a][1,8]naphthyridine-6-carboxamide
    —— 5-S-Cys-L-D 85115-50-0 C12H16N2O6S
    5-S-Cys-L-D