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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-chloro-4-fluoro-2-hydroxy-N-(4-nitrophenyl)benzamide 880083-36-3 C13H8ClFN2O4
    5-chloro-4-fluoro-2-hydroxy-N-(4-nitrophenyl)benzamide
    —— 5-(3-(6-(4,4-difluoropiperidin-1-yl)pyrazin-2-yl)-1-tosyl-1H-indol-5-yl)-N-(4-methoxybenzyl)-1,3,4-oxadiazol-2-amine 1401348-39-7 C34H31F2N7O4S
    5-(3-(6-(4,4-difluoropiperidin-1-yl)pyrazin-2-yl)-1-tosyl-1H-indol-5-yl)-N-(4-methoxybenzyl)-1,3,4-oxadiazol-2-amine
    —— 5'-O-dimethoxytrityl-N4-toluyldeoxycytidinyl-3'-O-(5'-O-N4-toluyldeoxycytidinyl-3'-O-phenoxyacetyl)diisopropylphosphoramidite 121256-16-4 C69H74N7O14P
    5'-O-dimethoxytrityl-N4-toluyldeoxycytidinyl-3'-O-(5'-O-N4-toluyldeoxycytidinyl-3'-O-phenoxyacetyl)diisopropylphosphoramidite
    —— 5-hydroxy-5-methyl-3-phenyl-isoxazolidine-2-carboxylic acid benzyl ester 1096016-91-9 C18H19NO4
    5-hydroxy-5-methyl-3-phenyl-isoxazolidine-2-carboxylic acid benzyl ester
    —— 5,6,6a,7,7a,8,9,14a-octahydro-dibenzo[<i>c,h</i>]xanthen-13b-ol 115003-42-4 C21H22O2
    5,6,6a,7,7a,8,9,14a-octahydro-dibenzo[<i>c,h</i>]xanthen-13b-ol
    —— (5-Ethyl-2-{[(E)-2-hydroxy-ethylimino]-methyl}-thiophen-3-yl)-carbamic acid ethyl ester 127533-31-7 C12H18N2O3S
    (5-Ethyl-2-{[(E)-2-hydroxy-ethylimino]-methyl}-thiophen-3-yl)-carbamic acid ethyl ester
    —— 5α,14α-cevanin-6-O-20β-hydroxy-3β-yl-3α-tertbutyldimethylsilyloxy-7α,12α-dihydroxy-5β-cholan-24-oate 1161441-27-5 C57H95NO7Si
    5α,14α-cevanin-6-O-20β-hydroxy-3β-yl-3α-tertbutyldimethylsilyloxy-7α,12α-dihydroxy-5β-cholan-24-oate
    —— 5-Hydroxy-3-methylhexansaeure-δ-lacton 3720-20-5 C7H12O2
    5-Hydroxy-3-methylhexansaeure-δ-lacton
    —— 5-(2-methoxy-ethoxy)-4-methyl-oxazole 19561-21-8 C7H11NO3
    5-(2-methoxy-ethoxy)-4-methyl-oxazole
    —— 5-[(2R)-4-(6-benzyl-4,5-dimethylpyridazin-3-yl)-2-methylpiperazin-1-yl]-N-[2-(4-methylpiperazin-1-yl)ethyl]pyrazine-2-carboxamide 1204976-63-5 C30H41N9O
    5-[(2R)-4-(6-benzyl-4,5-dimethylpyridazin-3-yl)-2-methylpiperazin-1-yl]-N-[2-(4-methylpiperazin-1-yl)ethyl]pyrazine-2-carboxamide
    —— 5-amino-2-tert-butylamino-1,6-dihydroxy-1,2,3,4-tetrahydronaphthalene 59606-50-7 C14H22N2O2
    5-amino-2-tert-butylamino-1,6-dihydroxy-1,2,3,4-tetrahydronaphthalene
    —— 5-chloro-1,6,8-tri-O-acetyltopopyrone D 1007310-24-8 C24H15ClO10
    5-chloro-1,6,8-tri-O-acetyltopopyrone D
    —— 5-(2,5-dimethylphenylthiomethyl)-6-(4-fluoro-2-methoxyphenyl)-2,2,4-trimethyl-1,2-dihydroquinoline 929527-72-0 C28H30FNOS
    5-(2,5-dimethylphenylthiomethyl)-6-(4-fluoro-2-methoxyphenyl)-2,2,4-trimethyl-1,2-dihydroquinoline
    —— 5-methyl-N-(2-(pyridin-2-yl)propan-2-yl)nicotinamide 1620193-81-8 C15H17N3O
    5-methyl-N-(2-(pyridin-2-yl)propan-2-yl)nicotinamide
    —— 5-(2-dimethylaminomethylphenoxymethyl)-6-(4-fluoro-2-methoxyphenyl)-2,2,4-trimethyl-1,2-dihydroquinoline 929528-76-7 C29H33FN2O2
    5-(2-dimethylaminomethylphenoxymethyl)-6-(4-fluoro-2-methoxyphenyl)-2,2,4-trimethyl-1,2-dihydroquinoline
    —— (5-Chloro-2-ethoxy-phenyl)-acetonitrile 26938-85-2 C10H10ClNO
    (5-Chloro-2-ethoxy-phenyl)-acetonitrile
    —— 5,6-dideoxy-1,2-O-isopropylidene-3-O-methyl-α-d-xylo-hexofuranose 19877-10-2 C10H18O4
    5,6-dideoxy-1,2-O-isopropylidene-3-O-methyl-α-d-xylo-hexofuranose
    —— 5-(2,4-difluorophenyl)-1-(2,2-dimethylpropyl)-3-methyl-1,3-dihydro-2H-benzimidazol-2-one 1359757-99-5 C19H20F2N2O
    5-(2,4-difluorophenyl)-1-(2,2-dimethylpropyl)-3-methyl-1,3-dihydro-2H-benzimidazol-2-one
    —— 5,11,17-tris[(carboxy)methyl]-25-monomethoxy-26,27,28-trihydroxycalix[4]arene 1093954-64-3 C35H32O10
    5,11,17-tris[(carboxy)methyl]-25-monomethoxy-26,27,28-trihydroxycalix[4]arene
    —— (5α)-23-nor-con-20(22)-ene-3,12-dione 30911-48-9 C21H29NO2
    (5α)-23-nor-con-20(22)-ene-3,12-dione
    —— 5-butyl-2,2-dimethylnon-3-yne 1604039-83-9 C15H28
    5-butyl-2,2-dimethylnon-3-yne
    —— 5-benzoylamino-pent-2ξ-enoic acid methyl ester 833454-34-5 C13H15NO3
    5-benzoylamino-pent-2ξ-enoic acid methyl ester
    —— 5-amino-1-(4-(1,2,3-thiadiazol-4-yl)phenyl)carbonyl-3-(3-fluoro-4-(2-(pyrrolidin-1-yl)ethoxy)phenylamino)-1H-1,2,4-triazole 929263-76-3 C23H23FN8O2S
    5-amino-1-(4-(1,2,3-thiadiazol-4-yl)phenyl)carbonyl-3-(3-fluoro-4-(2-(pyrrolidin-1-yl)ethoxy)phenylamino)-1H-1,2,4-triazole
    —— 5-[1-(4-Hydroxy-phenyl)-meth-(Z)-ylidene]-3,4-dimethyl-1,5-dihydro-pyrrol-2-one 61810-00-2 C13H13NO2
    5-[1-(4-Hydroxy-phenyl)-meth-(Z)-ylidene]-3,4-dimethyl-1,5-dihydro-pyrrol-2-one
    —— [5-[(2R)-4-[4,5-dimethyl-6-[4-(trifluoromethyl)phenyl]pyridazin-3-yl]-2-methylpiperazin-1-yl]pyrazin-2-yl]-morpholin-4-ylmethanone 1204974-39-9 C27H30F3N7O2
    [5-[(2R)-4-[4,5-dimethyl-6-[4-(trifluoromethyl)phenyl]pyridazin-3-yl]-2-methylpiperazin-1-yl]pyrazin-2-yl]-morpholin-4-ylmethanone
    —— 5-amino-1-(2,2-dimethl-2H-benzo[b][1,4]oxazin-3(4H)-on-6-yl)carbonyl-3-(4-(2-(piperidin-1-yl)ethoxy)phenylamino)-1H-1,2,4-triazole 929261-90-5 C26H31N7O4
    5-amino-1-(2,2-dimethl-2H-benzo[b][1,4]oxazin-3(4H)-on-6-yl)carbonyl-3-(4-(2-(piperidin-1-yl)ethoxy)phenylamino)-1H-1,2,4-triazole
    —— 5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-[1-(naphthalen-2-ylcarbonyl)piperidin-4-yl]-2,4-dihydro-3H-pyrazol-3-one 1227153-28-7 C29H31N3O4
    5-(3,4-dimethoxyphenyl)-4,4-dimethyl-2-[1-(naphthalen-2-ylcarbonyl)piperidin-4-yl]-2,4-dihydro-3H-pyrazol-3-one
    —— 5-(5-chloro-4-methoxyphenyl)-4-(4-methylsulfonylphenyl)-2-trifluoromethyl-1H-imidazole 177754-97-1 C18H14ClF3N2O3S
    5-(5-chloro-4-methoxyphenyl)-4-(4-methylsulfonylphenyl)-2-trifluoromethyl-1H-imidazole
    —— 5-tert-butoxycarbonylaminopentyl dodecyl carbonate 917097-72-4 C23H45NO5
    5-tert-butoxycarbonylaminopentyl dodecyl carbonate
    —— 5,5'-thioureylene-di-valeric acid 13026-98-7 C11H20N2O4S
    5,5'-thioureylene-di-valeric acid
    —— [5-(4-Chloro-phenyl)-3H-[1,3,4]thiadiazol-(2Z)-ylidene]-(2-phenyl-1H-benzo[g]indol-3-yl)-amine 136230-28-9 C26H17ClN4S
    [5-(4-Chloro-phenyl)-3H-[1,3,4]thiadiazol-(2Z)-ylidene]-(2-phenyl-1H-benzo[g]indol-3-yl)-amine
    —— 5,11,17,23-tetra-((2-Boc-amino)ethyl)-25,27-bis(6-methyleneoxy-6'-methyl-2,2'-bipyridyl)-26,28-dihydroxycalix[4]arene 1187776-11-9 C80H96N8O12
    5,11,17,23-tetra-((2-Boc-amino)ethyl)-25,27-bis(6-methyleneoxy-6'-methyl-2,2'-bipyridyl)-26,28-dihydroxycalix[4]arene
    —— 5,7-dimethyl-2-{(E)-2-[1-methyl-4-(2-methyl-2H-pyrazol-3-yl)-1H-imidazol-2-yl]-vinyl}-imidazo[1,2-a]pyrimidine 1312160-21-6 C18H19N7
    5,7-dimethyl-2-{(E)-2-[1-methyl-4-(2-methyl-2H-pyrazol-3-yl)-1H-imidazol-2-yl]-vinyl}-imidazo[1,2-a]pyrimidine
    —— 5-(2-Bromo-propionyl)-3-(4-methoxy-phenyl)-4-oxo-1-oxa-5-aza-spiro[5.5]undec-2-ene-2-carboxylic acid methyl ester 397886-92-9 C21H24BrNO6
    5-(2-Bromo-propionyl)-3-(4-methoxy-phenyl)-4-oxo-1-oxa-5-aza-spiro[5.5]undec-2-ene-2-carboxylic acid methyl ester
    —— 5-(((2-phenyl-5-(p-tolyl)-2H-1,2,3-diazaphosphol-4-yl)sulfonyl)methyl)-1,3,4-thiadiazole-2-thiol 1056032-18-8 C18H15N4O2PS3
    5-(((2-phenyl-5-(p-tolyl)-2H-1,2,3-diazaphosphol-4-yl)sulfonyl)methyl)-1,3,4-thiadiazole-2-thiol
    —— 5-chloro-6-methyl-2-<3-(mesyloxy)propyl>indoloquinone 75347-66-9 C13H14ClNO5S
    5-chloro-6-methyl-2-<3-(mesyloxy)propyl>indoloquinone
    —— 5-n-dodecyloxypicolinic acid 135453-28-0 C18H29NO3
    5-n-dodecyloxypicolinic acid
    —— 5-methoxy-6-(1-naphthylmethyl)uracil 881993-07-3 C16H14N2O3
    5-methoxy-6-(1-naphthylmethyl)uracil
    —— (5R,6S)-6-(3-chlorophenyl)-5-(4-chlorophenyl)-3-isopropyl-N,N,6-trimethyl-5,6-dihydroimidazo[2,1-b][1,3]thiazole-2-carboxamide 1033711-13-5 C24H25Cl2N3OS
    (5R,6S)-6-(3-chlorophenyl)-5-(4-chlorophenyl)-3-isopropyl-N,N,6-trimethyl-5,6-dihydroimidazo[2,1-b][1,3]thiazole-2-carboxamide
    —— 5-acetoxymethyl-6-(2-methoxyphenyl)-1,2,2,4-tetramethyl-1,2-dihydroquinoline 929524-88-9 C23H27NO3
    5-acetoxymethyl-6-(2-methoxyphenyl)-1,2,2,4-tetramethyl-1,2-dihydroquinoline
    —— 5-methoxy-3-(1-naphthyl)phthalide 81830-50-4 C19H14O3
    5-methoxy-3-(1-naphthyl)phthalide
    —— (5α,17β)-5'-chloro-4'-(morpholino)-17-(dichloroacetyloxy)-6'-H-androst-2-eno<3,2-b>pyran-6'-one 124695-71-2 C28H36Cl3NO5
    (5α,17β)-5'-chloro-4'-(morpholino)-17-(dichloroacetyloxy)-6'-H-androst-2-eno<3,2-b>pyran-6'-one
    —— 5-chloro-3-(2-chloro-phenyl)-1-(2,4-dimethoxy-benzenesulphonyl)-3-(4-pyridin-4-yl-piperazin-1-yl)-1,3-dihydro-indol-2-one 1010131-81-3 C31H28Cl2N4O5S
    5-chloro-3-(2-chloro-phenyl)-1-(2,4-dimethoxy-benzenesulphonyl)-3-(4-pyridin-4-yl-piperazin-1-yl)-1,3-dihydro-indol-2-one
    —— 5-methyl-2-phenyl-4-[2-(3,3,7-trimethyl-3,7-dihydro-pyrrolo[2,3-b]pyridin-2-ylidene)-ethylidene]-2,4-dihydro-pyrazol-3-one 113012-99-0 C22H22N4O
    5-methyl-2-phenyl-4-[2-(3,3,7-trimethyl-3,7-dihydro-pyrrolo[2,3-b]pyridin-2-ylidene)-ethylidene]-2,4-dihydro-pyrazol-3-one
    —— 5,5-Dimethyl-1,2-dithiolan-3,4-dion 34803-97-9 C5H6O2S2
    5,5-Dimethyl-1,2-dithiolan-3,4-dion
    —— 5-benzyloxy-2-[2-(2,3-dihydro-1H-isoindol-5-yl)-ethyl]-2H-pyridazin-3-one 1184947-19-0 C21H21N3O2
    5-benzyloxy-2-[2-(2,3-dihydro-1H-isoindol-5-yl)-ethyl]-2H-pyridazin-3-one
    —— 5-{4-{2-[6-(4-cyanobenzyl)-7-(N,N-dimethylaminomethyl)benz[d]isoxazol-3-yl]ethyl}piperidino}furan-2-carbonitrile 956519-84-9 C30H31N5O2
    5-{4-{2-[6-(4-cyanobenzyl)-7-(N,N-dimethylaminomethyl)benz[d]isoxazol-3-yl]ethyl}piperidino}furan-2-carbonitrile
    —— 5-nitro-25-hydroxy-26,27,28-tribenzoyloxycalix[4]arene 156024-57-6 C49H35NO9
    5-nitro-25-hydroxy-26,27,28-tribenzoyloxycalix[4]arene
    —— (5E)-5-(3,4-dihydro-1-oxonaphthalen-2(1H)-ylidene)-1-phenyl-3-(phenylamino)-1H-pyrrol-2(5H)-one 837363-69-6 C26H20N2O2
    (5E)-5-(3,4-dihydro-1-oxonaphthalen-2(1H)-ylidene)-1-phenyl-3-(phenylamino)-1H-pyrrol-2(5H)-one
    —— 5'-(4-chloro-phenyl)-4'-hydroxy-1-methyl-2',4'-dihydro-1<i>H</i>-spiro[indole-3,3'-pyrazol]-2-one 16120-63-1 C17H14ClN3O2
    5'-(4-chloro-phenyl)-4'-hydroxy-1-methyl-2',4'-dihydro-1<i>H</i>-spiro[indole-3,3'-pyrazol]-2-one