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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5α-bromo-1β-methyl-6β,19-oxidoandrostane-3,17-dione 63841-59-8 C20H27BrO3
    5α-bromo-1β-methyl-6β,19-oxidoandrostane-3,17-dione
    —— 5-dodecyl-5-hexadecyl-5H-dibenzosilole 18846-45-2 C40H66Si
    5-dodecyl-5-hexadecyl-5H-dibenzosilole
    —— (5S,6R,7R,10S)-6-ethoxycarbonyl-7-hydroxy-15,16-dimethoxy-10-methoxycarbonyl-2,8-dioxoerythrinan 156899-47-7 C23H27NO9
    (5S,6R,7R,10S)-6-ethoxycarbonyl-7-hydroxy-15,16-dimethoxy-10-methoxycarbonyl-2,8-dioxoerythrinan
    —— 5-(3-methyl-4-trifluoromethylphenyl)-1-[3,5-difluoro-4-(methylsulfonyl)phenyl]-3-(difluoromethyl)-1H-pyrazole 473300-29-7 C19H13F7N2O2S
    5-(3-methyl-4-trifluoromethylphenyl)-1-[3,5-difluoro-4-(methylsulfonyl)phenyl]-3-(difluoromethyl)-1H-pyrazole
    —— 5,6,7-Trichloro-4-methyl-chromen-2-one 125090-93-9 C10H5Cl3O2
    5,6,7-Trichloro-4-methyl-chromen-2-one
    —— 5-methyl-19-nor-5β-androst-9-ene-3β,6β,17β-triol 6-acetate 3,17-dibenzoate 135573-87-4 C35H40O6
    5-methyl-19-nor-5β-androst-9-ene-3β,6β,17β-triol 6-acetate 3,17-dibenzoate
    —— 5-({4-[(5-methyl-2-phenyl-1-(2-pyridyl)pyrrol-3-yl)methyl]piperazinyl}methyl)-2H-benzo[d]-1,3-dioxolane 676266-90-3 C29H30N4O2
    5-({4-[(5-methyl-2-phenyl-1-(2-pyridyl)pyrrol-3-yl)methyl]piperazinyl}methyl)-2H-benzo[d]-1,3-dioxolane
    —— 5-(1-ethoxyimino-propyl)-pyrimidine-2,4,6-trione 58712-88-2 C9H13N3O4
    5-(1-ethoxyimino-propyl)-pyrimidine-2,4,6-trione
    —— 5-(3-Triethylsilanyloxy-propyl)-nonan-5-ol 129541-15-7 C18H40O2Si
    5-(3-Triethylsilanyloxy-propyl)-nonan-5-ol
    —— 5-chloro-2-{(E)-3-[(R)-4-(4-fluoro-benzyl)-2-methyl-piperazin-1-yl]-3-oxo-propenyl}-benzoic acid 685535-82-4 C22H22ClFN2O3
    5-chloro-2-{(E)-3-[(R)-4-(4-fluoro-benzyl)-2-methyl-piperazin-1-yl]-3-oxo-propenyl}-benzoic acid
    —— 5-(3-iodo-prop-2-ynyloxy)-2-methanesulfonyl-pyrimidine 49547-37-7 C8H7IN2O3S
    5-(3-iodo-prop-2-ynyloxy)-2-methanesulfonyl-pyrimidine
    —— 5,5-dimethylpentacyclo<5.4.2.0<sup>4,11</sup>.0<sup>6,8</sup>.0<sup>7,11</sup>>tridec-9-en-1-ol 134663-09-5 C15H20O
    5,5-dimethylpentacyclo<5.4.2.0<sup>4,11</sup>.0<sup>6,8</sup>.0<sup>7,11</sup>>tridec-9-en-1-ol
    —— (5R)-3-[5,5-bis(benzenesulfonyl)-1-hydroxypentyl]-5-{[(1R,2S,5R)-5-methyl-2-(propan-2-yl)cyclohexyl]oxy}-2,5-dihydrofuran-2-one 1432519-08-8 C31H40O8S2
    (5R)-3-[5,5-bis(benzenesulfonyl)-1-hydroxypentyl]-5-{[(1R,2S,5R)-5-methyl-2-(propan-2-yl)cyclohexyl]oxy}-2,5-dihydrofuran-2-one
    —— 5a-(4-methoxyphenyl)-6-[(3-methyl-1,2-oxazol-4-yl)carbonyl]-5a,6,7,8-tetrahydro-5H,10H-imidazo[1,2-a]lthieno[2',3':4,5]pyrrolo[1,2-d]pyrazin-10-one 1422447-82-2 C23H20N4O4S
    5a-(4-methoxyphenyl)-6-[(3-methyl-1,2-oxazol-4-yl)carbonyl]-5a,6,7,8-tetrahydro-5H,10H-imidazo[1,2-a]lthieno[2',3':4,5]pyrrolo[1,2-d]pyrazin-10-one
    —— 5-(methoxymethyl)-2-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7(4H)-one 310422-19-6 C15H15N3O2
    5-(methoxymethyl)-2-methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7(4H)-one
    —— 5(6)-(L-Prolyl)amino-2-methoxycarbonyl-aminobenzimidazole 125705-80-8 C14H17N5O3
    5(6)-(L-Prolyl)amino-2-methoxycarbonyl-aminobenzimidazole
    —— 5,6,7,8,9,10-Hexahydro-benzocycloocten-7,8-dicarbonsaeure-dimethylester 19981-74-9 C16H20O4
    5,6,7,8,9,10-Hexahydro-benzocycloocten-7,8-dicarbonsaeure-dimethylester
    —— [5-amino-1-(2-methyl-1H-benzimidazol-5-yl)-1H-pyrazol-4-yl]-[6-bromo-4-fluoro-1-(toluene-4-sulfonyl)-1H-indol-2-yl]-methanone 1265232-74-3 C27H20BrFN6O3S
    [5-amino-1-(2-methyl-1H-benzimidazol-5-yl)-1H-pyrazol-4-yl]-[6-bromo-4-fluoro-1-(toluene-4-sulfonyl)-1H-indol-2-yl]-methanone
    —— 5-{[2-(4-Bromo-phenyl)-2H-[1,2,3]triazol-4-yl]-hydroxy-methyl}-2-(4-nitro-phenyl)-4-[(4-nitro-phenyl)-hydrazono]-2,4-dihydro-pyrazol-3-one 84039-60-1 C24H16BrN9O6
    5-{[2-(4-Bromo-phenyl)-2H-[1,2,3]triazol-4-yl]-hydroxy-methyl}-2-(4-nitro-phenyl)-4-[(4-nitro-phenyl)-hydrazono]-2,4-dihydro-pyrazol-3-one
    —— 5-(2-Bromacetamido)-4-(o-chlorbenzoyl)-1,3-dimethylpyrazol 31272-37-4 C14H13BrClN3O2
    5-(2-Bromacetamido)-4-(o-chlorbenzoyl)-1,3-dimethylpyrazol
    —— 5,9-dimethyl-2,12-dioxa-5,9-diaza-1(1,2),7(1,3)-dibenzena-cyclododecaphane 61540-58-7 C20H26N2O2
    5,9-dimethyl-2,12-dioxa-5,9-diaza-1(1,2),7(1,3)-dibenzena-cyclododecaphane
    —— 5-phenyl-3-(tri-<i>O</i>-acetyl-β-<i>D</i>-xylopyranosyl)-3<i>H</i>-[1,3,4]thiadiazole-2-thione 58459-28-2 C19H20N2O7S2
    5-phenyl-3-(tri-<i>O</i>-acetyl-β-<i>D</i>-xylopyranosyl)-3<i>H</i>-[1,3,4]thiadiazole-2-thione
    —— 5-{6-(3,6-dihydro-2H-pyran-4-yl)-9-[1-(pyridin-2-ylmethyl)piperidin-4-yl]-9H-purin-2-yl}pyridin-3-ol 1174765-51-5 C26H27N7O2
    5-{6-(3,6-dihydro-2H-pyran-4-yl)-9-[1-(pyridin-2-ylmethyl)piperidin-4-yl]-9H-purin-2-yl}pyridin-3-ol
    —— (5R)-3-(4-Fluorobenzyl)-10-hydroxy-5-(1H-imidazol-1-ylmethyl)-N-methyl-8-oxo-5,6-dihydro-8H-[1,4]oxazino[2,3,4-de][1,5]naphthyridine-9-carboxamide 1206528-32-6 C23H20FN5O4
    (5R)-3-(4-Fluorobenzyl)-10-hydroxy-5-(1H-imidazol-1-ylmethyl)-N-methyl-8-oxo-5,6-dihydro-8H-[1,4]oxazino[2,3,4-de][1,5]naphthyridine-9-carboxamide
    —— 5-methyl-N2-[3-(4-methylpiperazin-1-yl)carbonyl]phenyl-N4-(2-oxo-2,3-dihydro-1,3-benzoxazol-5-yl)-2,4-pyrimidinediamine 1236666-34-4 C24H25N7O3
    5-methyl-N2-[3-(4-methylpiperazin-1-yl)carbonyl]phenyl-N4-(2-oxo-2,3-dihydro-1,3-benzoxazol-5-yl)-2,4-pyrimidinediamine
    —— 5-methyl-N2-(3-methyl-5-trifluoromethoxy)phenyl-N4-(2-oxo-2,3-dihydro-1,3-benzoxazol-5-yl)-2,4-pyrimidinediamine 1236666-88-8 C20H16F3N5O3
    5-methyl-N2-(3-methyl-5-trifluoromethoxy)phenyl-N4-(2-oxo-2,3-dihydro-1,3-benzoxazol-5-yl)-2,4-pyrimidinediamine
    —— (5R)-N5-(2-Cyano-2-methylpropyl)-3-(4-fluorobenzyl)-10-hydroxy-N9,5-dimethyl-8-oxo-5,6-dihydro-8H-[1,4]oxazino[2,3,4-de][1,5]naphthyridine-5,9-dicarboxamide 1206527-12-9 C26H26FN5O5
    (5R)-N5-(2-Cyano-2-methylpropyl)-3-(4-fluorobenzyl)-10-hydroxy-N9,5-dimethyl-8-oxo-5,6-dihydro-8H-[1,4]oxazino[2,3,4-de][1,5]naphthyridine-5,9-dicarboxamide
    —— 5-cyclopropyl-N-methyl-2-p-tolyl-6-(N-(3-(trifluoromethylsulfonamido)propyl)methylsulfonamido)furo[2,3-b]pyridine-3-carboxamide 1345178-67-7 C24H27F3N4O6S2
    5-cyclopropyl-N-methyl-2-p-tolyl-6-(N-(3-(trifluoromethylsulfonamido)propyl)methylsulfonamido)furo[2,3-b]pyridine-3-carboxamide
    —— 5-Butyl-2-butylamino-6-methyl-4-pyrimidinyl-1-pyrrolidinsulfonat 41483-38-9 C17H30N4O3S
    5-Butyl-2-butylamino-6-methyl-4-pyrimidinyl-1-pyrrolidinsulfonat
    —— 5R-[2-chloro-4-(1H-tetrazol-5-yl)-phenoxymethyl]-pyrrolidine-1,2S-dicarboxylic acid 1-tert-butyl ester 2-methyl ester 847943-52-6 C19H24ClN5O5
    5R-[2-chloro-4-(1H-tetrazol-5-yl)-phenoxymethyl]-pyrrolidine-1,2S-dicarboxylic acid 1-tert-butyl ester 2-methyl ester
    —— [(5-Bromo-2-thiophenesulfonylamino)methyl]-phosphonic acid mono-(2-chloropyridin-3-yl)ester sodium salt 318462-65-6 C10H8BrClN2O5PS2*Na
    [(5-Bromo-2-thiophenesulfonylamino)methyl]-phosphonic acid mono-(2-chloropyridin-3-yl)ester sodium salt
    —— 5-methoxymethyl-6-methyl-1<i>H</i>-pyrimidine-2,4-dione 89943-62-4 C7H10N2O3
    5-methoxymethyl-6-methyl-1<i>H</i>-pyrimidine-2,4-dione
    —— 5-((3aS)-1-benzylideneamino-2-oxo-(3ar,6ac)-hexahydro-thieno[3,4-d]imidazol-4t-yl)-pentanoic acid 106478-94-8 C17H21N3O3S
    5-((3aS)-1-benzylideneamino-2-oxo-(3ar,6ac)-hexahydro-thieno[3,4-d]imidazol-4t-yl)-pentanoic acid
    —— 5-{[1-(tert-butoxycarbonyl)azetidin-3-yl]oxy}pyridine-2-carboxylate 1351522-58-1 C14H18N2O5
    5-{[1-(tert-butoxycarbonyl)azetidin-3-yl]oxy}pyridine-2-carboxylate
    —— 5-m-tolyl-oxazole-4-carboxylic acid {2-[4-(1-hydroxy-1-methyl-ethyl)-oxazol-2-ylmethyl]-2H-[1,2,3]triazol-4-yl}-amide 1380665-92-8 C20H20N6O4
    5-m-tolyl-oxazole-4-carboxylic acid {2-[4-(1-hydroxy-1-methyl-ethyl)-oxazol-2-ylmethyl]-2H-[1,2,3]triazol-4-yl}-amide
    —— 5-[3-{2-(2,2,2-trifluoroacetylamino)-4-methylpentanoyl}-1-propynyl]-5'-O-(4,4'-dimethoxytrityl) LNA uridine 1275611-25-0 C42H43F3N4O10
    5-[3-{2-(2,2,2-trifluoroacetylamino)-4-methylpentanoyl}-1-propynyl]-5'-O-(4,4'-dimethoxytrityl) LNA uridine
    —— (5R)-3-(4-Chlorophenoxy)-5-(2,2,2-trifluoroethyl)-5-methyl-4-(4-methylsulfonyl)phenyl-5H-furan-2-one 189955-50-8 C20H16ClF3O5S
    (5R)-3-(4-Chlorophenoxy)-5-(2,2,2-trifluoroethyl)-5-methyl-4-(4-methylsulfonyl)phenyl-5H-furan-2-one
    —— 5-(4-((3-(2,6-dimethyl-4-((3S)-3-hydroxybutoxy)phenyl)-2-methylphenyl)methoxy)phenyl)isothiazol-3-ol 1-oxide 1312787-47-5 C29H31NO5S
    5-(4-((3-(2,6-dimethyl-4-((3S)-3-hydroxybutoxy)phenyl)-2-methylphenyl)methoxy)phenyl)isothiazol-3-ol 1-oxide
    —— 5-(2-amino-3-(2-(trifluoromethyl)phenyl)-4-oxo-3,4-dihydroquinazolin-6-yl)-N-(4-fluorophenyl)-2-methoxypyridine-3-sulfonamide 1383989-82-9 C27H19F4N5O4S
    5-(2-amino-3-(2-(trifluoromethyl)phenyl)-4-oxo-3,4-dihydroquinazolin-6-yl)-N-(4-fluorophenyl)-2-methoxypyridine-3-sulfonamide
    —— 5-methyl-19-nor-5β-pregn-9-en-3β-ol 130917-95-2 C21H34O
    5-methyl-19-nor-5β-pregn-9-en-3β-ol
    —— 5,8-bis(2-ethylhexyloxy)triptycene-1,4-diylbismethylene N,N-diethyl-dithiocarbamate 1110661-34-1 C48H68N2O2S4
    5,8-bis(2-ethylhexyloxy)triptycene-1,4-diylbismethylene N,N-diethyl-dithiocarbamate
    —— (5R,7R,8S,10R,11R,11aS)-5-acetoxymethyl-7-cyano-10-hydroxymethyl-4-methoxy-13-methyl-5,7,8,9,10,11,11a,12-octahydro-8,11-iminoazepino<1,2-b>isoquinoline 152500-64-6 C21H27N3O4
    (5R,7R,8S,10R,11R,11aS)-5-acetoxymethyl-7-cyano-10-hydroxymethyl-4-methoxy-13-methyl-5,7,8,9,10,11,11a,12-octahydro-8,11-iminoazepino<1,2-b>isoquinoline
    —— 5,5,6,6-Tetramethoxy-bicyclo[2.2.1]hept-2-en-7-one 116519-27-8 C11H16O5
    5,5,6,6-Tetramethoxy-bicyclo[2.2.1]hept-2-en-7-one
    —— 5-[2-(Trifluoromethylsulfonylamino)ethyloxy]imidazo[1,2-a]pyridine 141494-13-5 C10H10F3N3O3S
    5-[2-(Trifluoromethylsulfonylamino)ethyloxy]imidazo[1,2-a]pyridine
    —— 5-(2,4-dichloro-benzoyl)-4-thio-hydantoic acid ethyl ester 108322-84-5 C12H12Cl2N2O3S
    5-(2,4-dichloro-benzoyl)-4-thio-hydantoic acid ethyl ester
    —— 5,6-epoxy-6-methyl-2-p-tolylhept-2-ene 92631-33-9 C15H20O
    5,6-epoxy-6-methyl-2-p-tolylhept-2-ene
    —— 5-((1R,3s,5S)-8-azabicyclo[3.2.1]octan-3-yl)-6-isopropyl-3-(6-phenylpyridin-3-yl)pyrazolo[1,5-a]pyrimidin-7-amine 1319252-70-4 C27H30N6
    5-((1R,3s,5S)-8-azabicyclo[3.2.1]octan-3-yl)-6-isopropyl-3-(6-phenylpyridin-3-yl)pyrazolo[1,5-a]pyrimidin-7-amine
    —— 5-amino-N-benzyl-(S)-2-(N'-(4-methyl-1-naphthalenesulfonyl)amino)pentanamide 849948-08-9 C23H27N3O3S
    5-amino-N-benzyl-(S)-2-(N'-(4-methyl-1-naphthalenesulfonyl)amino)pentanamide
    —— 5-amino-N-((S)-1-carbamoyl-2-phenylethyl)-(S)-2-(N'-(2-phenylbenzenesulfonyl)amino)pentanamide 849948-43-2 C26H30N4O4S
    5-amino-N-((S)-1-carbamoyl-2-phenylethyl)-(S)-2-(N'-(2-phenylbenzenesulfonyl)amino)pentanamide
    —— 5-bromo-2',3',5',6'-tetrahydrospiro[indole-3,4'-pyran] 1448038-83-2 C12H12BrNO
    5-bromo-2',3',5',6'-tetrahydrospiro[indole-3,4'-pyran]