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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,18,19-trioxo-5,6,7,8,15,16,17,18-octahydro-7,16-methanodinaphtho<2,3-a:2',3'-f>cyclodecene 134591-75-6 C27H20O3
    5,18,19-trioxo-5,6,7,8,15,16,17,18-octahydro-7,16-methanodinaphtho<2,3-a:2',3'-f>cyclodecene
    —— 5,7-dibromo-1-[2-(4-bromophenyl)-2-oxo-ethyl]-1H-indole-2,3-dione 1020265-04-6 C16H8Br3NO3
    5,7-dibromo-1-[2-(4-bromophenyl)-2-oxo-ethyl]-1H-indole-2,3-dione
    —— 5-bromo-1-(3-chlorobenzyl)uracil 898566-24-0 C11H8BrClN2O2
    5-bromo-1-(3-chlorobenzyl)uracil
    —— 5,6-dihydro-2,3-dimethoxy-4bH-<1,3>dioxolo<4',5':6,7>quino<1,2-c>quinazoline 77294-63-4 C19H18N2O4
    5,6-dihydro-2,3-dimethoxy-4bH-<1,3>dioxolo<4',5':6,7>quino<1,2-c>quinazoline
    —— 5-(3'-hydroxy-3'-methylbutenyl)-2-methoxy-4-<(dimethylamino)methyl>phenol 127757-17-9 C15H23NO3
    5-(3'-hydroxy-3'-methylbutenyl)-2-methoxy-4-<(dimethylamino)methyl>phenol
    —— 5-dichloromethyl-3-(4'-chlorophenyl)-2-isoxazoline 1320360-74-4 C10H8Cl3NO
    5-dichloromethyl-3-(4'-chlorophenyl)-2-isoxazoline
    —— 5-(2-Oxo-ethylsulfanyl)-2-thioxo-[1,3]dithiole-4-carbaldehyde 1026723-43-2 C6H4O2S4
    5-(2-Oxo-ethylsulfanyl)-2-thioxo-[1,3]dithiole-4-carbaldehyde
    —— 5-(pyridine-2-ylethynyl)thiophene-2-carboxylic acid 1035234-99-1 C12H7NO2S
    5-(pyridine-2-ylethynyl)thiophene-2-carboxylic acid
    —— 5-dichloromethyl-3-(4-nitrophenyl)-2-pyrazoline 1184913-01-6 C10H9Cl2N3O2
    5-dichloromethyl-3-(4-nitrophenyl)-2-pyrazoline
    —— (5-Chloro-3-methyl-isothiazol-4-yl)-morpholin-4-yl-methanone 22131-64-2 C9H11ClN2O2S
    (5-Chloro-3-methyl-isothiazol-4-yl)-morpholin-4-yl-methanone
    —— 5-Fluor-nicotinbutylester 23723-23-1 C10H12FNO2
    5-Fluor-nicotinbutylester
    —— 5,7-dihydrothieno[3,4-d]pyrimidin-2-amine-6,6-dioxide 1375068-46-4 C6H7N3O2S
    5,7-dihydrothieno[3,4-d]pyrimidin-2-amine-6,6-dioxide
    —— (5Z,9E)-(1R,2S,12S)-13-Oxa-bicyclo[10.1.0]trideca-5,9-dien-2-ol 132072-55-0 C12H18O2
    (5Z,9E)-(1R,2S,12S)-13-Oxa-bicyclo[10.1.0]trideca-5,9-dien-2-ol
    —— [5-Chloro-6-(2-methoxy-phenyl)-2-oxo-3-phenethylamino-2H-pyrazin-1-yl]-acetic acid 1026554-13-1 C21H20ClN3O4
    [5-Chloro-6-(2-methoxy-phenyl)-2-oxo-3-phenethylamino-2H-pyrazin-1-yl]-acetic acid
    —— 5-amino-1-benzyl-4-butyl-tetrazolium; chloride —— C12H18N5*Cl
    5-amino-1-benzyl-4-butyl-tetrazolium; chloride
    —— 5-(4-nitrophenyl)-1H-pyrazole-3-carbonitrile 1367825-81-7 C10H6N4O2
    5-(4-nitrophenyl)-1H-pyrazole-3-carbonitrile
    —— (5R,6R,9R,10R)-5,6,9,10-diepoxy-13-(tert-butyldimethylsilyloxy)tridec-1-ene 1287305-43-4 C19H36O3Si
    (5R,6R,9R,10R)-5,6,9,10-diepoxy-13-(tert-butyldimethylsilyloxy)tridec-1-ene
    —— 5-dimethylchlorosilyl-norbornane-2,3-dicarboxylic anhydride 86531-38-6 C11H15ClO3Si
    5-dimethylchlorosilyl-norbornane-2,3-dicarboxylic anhydride
    —— 5-Trimethylsilyl-2'-deoxy-α-uridine 88492-31-3 C12H20N2O5Si
    5-Trimethylsilyl-2'-deoxy-α-uridine
    —— 5-(2-fluorophenyl)-N-[5-(2-furyl)-1,3,4-oxadiazol-2-yl]-2-furancarboxamide 1313756-19-2 C17H10FN3O4
    5-(2-fluorophenyl)-N-[5-(2-furyl)-1,3,4-oxadiazol-2-yl]-2-furancarboxamide
    —— 5-tert-butyl-2-(tert-butylaminoxy)-benzoic acid methyl ester 446821-85-8 C16H24NO3
    5-tert-butyl-2-(tert-butylaminoxy)-benzoic acid methyl ester
    —— 5-cyano-2,4-dimethyl-4-phenyl-6-thioxo-1,4,5,6-tetrahydro-pyridine-3-carboxylic acid ethyl ester 942582-06-1 C17H18N2O2S
    5-cyano-2,4-dimethyl-4-phenyl-6-thioxo-1,4,5,6-tetrahydro-pyridine-3-carboxylic acid ethyl ester
    —— 5-Butyl-3-(3,4-dichlorophenyl)rhodanine 23517-51-3 C13H13Cl2NOS2
    5-Butyl-3-(3,4-dichlorophenyl)rhodanine
    —— 5,6-dihydro-1H-thieno[3,2-c]pyrazole 1447827-71-5 C5H6N2S
    5,6-dihydro-1H-thieno[3,2-c]pyrazole
    —— 5-(2'-thiazolyl)uracil 127235-99-8 C7H5N3O2S
    5-(2'-thiazolyl)uracil
    —— 5-bromo-1-(2,4-dichlorobenzyl)uracil 898566-25-1 C11H7BrCl2N2O2
    5-bromo-1-(2,4-dichlorobenzyl)uracil
    —— 5-Methyl-3-(1-naphthyl)rhodanine 23517-79-5 C14H11NOS2
    5-Methyl-3-(1-naphthyl)rhodanine
    —— 5-Chlor-3-methylpyridylpropionat 23723-46-8 C9H10ClNO2
    5-Chlor-3-methylpyridylpropionat
    —— 5-Methoxy-3-methoxycarbonyl-indanon-(1) 15378-06-0 C12H12O4
    5-Methoxy-3-methoxycarbonyl-indanon-(1)
    —— [5-Cyano-3,4-bis-(2-methoxy-ethoxymethoxy)-thiophen-2-yl]-(1,3-dioxo-1,3-dihydro-isoindol-2-yloxy)-acetic acid benzhydryl ester 186308-22-5 C36H34N2O11S
    [5-Cyano-3,4-bis-(2-methoxy-ethoxymethoxy)-thiophen-2-yl]-(1,3-dioxo-1,3-dihydro-isoindol-2-yloxy)-acetic acid benzhydryl ester
    —— 5,6,9,10,13,14-hexadehydrobenzocyclododecane 89053-41-8 C16H8
    5,6,9,10,13,14-hexadehydrobenzocyclododecane
    —— 5-benzyl-1-<(1'-chloromethyl-2'-hydroxyethoxy)methyl>uracil 143717-90-2 C15H17ClN2O4
    5-benzyl-1-<(1'-chloromethyl-2'-hydroxyethoxy)methyl>uracil
    —— 5-bromo-1-(4-methylbenzyl)uracil 500114-55-6 C12H11BrN2O2
    5-bromo-1-(4-methylbenzyl)uracil
    —— 5-(3,4-Dimethyl-phenoxymethyl)-2-amino-1,3,4-oxdiazol 21520-93-4 C11H13N3O2
    5-(3,4-Dimethyl-phenoxymethyl)-2-amino-1,3,4-oxdiazol
    —— 5-acetamido-4-((S)-2-amino-4-(methylthio)butanamido)-6-(1,2,3-trihydroxypropyl)-5,6-dihydro-4H-pyran-2-carboxylic acid 1392415-30-3 C16H27N3O8S
    5-acetamido-4-((S)-2-amino-4-(methylthio)butanamido)-6-(1,2,3-trihydroxypropyl)-5,6-dihydro-4H-pyran-2-carboxylic acid
    —— [5-Chloro-6-(3-fluoro-phenyl)-2-oxo-3-phenethylamino-2H-pyrazin-1-yl]-acetic acid 1026730-67-5 C20H17ClFN3O3
    [5-Chloro-6-(3-fluoro-phenyl)-2-oxo-3-phenethylamino-2H-pyrazin-1-yl]-acetic acid
    —— (5-Chloro-2-oxo-3-phenethylamino-6-m-tolyl-2H-pyrazin-1-yl)-acetic acid 1027051-00-8 C21H20ClN3O3
    (5-Chloro-2-oxo-3-phenethylamino-6-m-tolyl-2H-pyrazin-1-yl)-acetic acid
    —— 5-[(S)-5-benzyloxy-3-methylpentyl]-4,4-dimethyl-1,3-dioxolane 1425608-24-7 C18H28O3
    5-[(S)-5-benzyloxy-3-methylpentyl]-4,4-dimethyl-1,3-dioxolane
    —— 5-(3,4-Dimethyl-phenoxymethyl)-4-phenyl-4H-[1,2,4]triazole-3-thiol 136414-33-0 C17H17N3OS
    5-(3,4-Dimethyl-phenoxymethyl)-4-phenyl-4H-[1,2,4]triazole-3-thiol
    —— 5-(4-methoxyphenyl)-1H-pyrazole-3-carbonitrile 1290691-07-4 C11H9N3O
    5-(4-methoxyphenyl)-1H-pyrazole-3-carbonitrile
    —— (5-Chloro-2-oxo-3-phenethylamino-6-o-tolyl-2H-pyrazin-1-yl)-acetic acid 1026184-05-3 C21H20ClN3O3
    (5-Chloro-2-oxo-3-phenethylamino-6-o-tolyl-2H-pyrazin-1-yl)-acetic acid
    —— 5-oxopent-2-yl acetate 19102-05-7 C7H12O3
    5-oxopent-2-yl acetate
    —— 5,7-dimethoxy-2-(4-methoxyphenoxy)chromen-4-one 64964-85-8 C18H16O6
    5,7-dimethoxy-2-(4-methoxyphenoxy)chromen-4-one
    —— 5-Methoxycarbonyloxazolo<3,2-a>pyrimidine-7-one 104746-84-1 C8H6N2O4
    5-Methoxycarbonyloxazolo<3,2-a>pyrimidine-7-one
    —— 5-<Diphenylyl-(2)>-2-amino-1,3,4-oxadiazol 17505-09-8 C14H11N3O
    5-<Diphenylyl-(2)>-2-amino-1,3,4-oxadiazol
    —— 5'-N-(9H-fluorenylmethoxycarbonyl)-2',5'-dideoxyuridine 1092100-92-9 C24H23N3O6
    5'-N-(9H-fluorenylmethoxycarbonyl)-2',5'-dideoxyuridine
    —— 5-pyridin-4-yl-thiophene-2-carboxylic acid (tetrahydropyran-2-yloxy)amide 656224-90-7 C15H16N2O3S
    5-pyridin-4-yl-thiophene-2-carboxylic acid (tetrahydropyran-2-yloxy)amide
    —— 5-allyl-2,4-dimethoxypyrimidine 1201670-63-4 C9H12N2O2
    5-allyl-2,4-dimethoxypyrimidine
    —— 5H,5H-1-Difluormethylpentafluorcyclopenten 31877-79-9 C6H3F7
    5H,5H-1-Difluormethylpentafluorcyclopenten
    —— 5-nitro-2-(pyridin-2-yl)-1H-indole 906774-03-6 C13H9N3O2
    5-nitro-2-(pyridin-2-yl)-1H-indole