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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,5-dimethyl-3-[6-[[3-(trifluoromethyl)-1,3-dihydroisobenzofuran-5-yl]oxy]-3-pyridyl]imidazolidine-2,4-dione 1415598-51-4 C19H16F3N3O4
    5,5-dimethyl-3-[6-[[3-(trifluoromethyl)-1,3-dihydroisobenzofuran-5-yl]oxy]-3-pyridyl]imidazolidine-2,4-dione
    —— 5-[4-(5-Methyl-[1,2,4]oxadiazol-3-yl)-phenyl]-furan-2-carbaldehyde 32866-40-3 C14H10N2O3
    5-[4-(5-Methyl-[1,2,4]oxadiazol-3-yl)-phenyl]-furan-2-carbaldehyde
    —— 5-amino-8-(4-methoxybenzoyl)-2-methyl-7-(4-nitrophenyl)-7H-[1,3,4]thiadiazolo[3,2-a]pyridine-6-carbonitrile 1031773-19-9 C22H17N5O4S
    5-amino-8-(4-methoxybenzoyl)-2-methyl-7-(4-nitrophenyl)-7H-[1,3,4]thiadiazolo[3,2-a]pyridine-6-carbonitrile
    —— 5-Ethyl-2-methoxy-5-methyl-cyclopent-2-enone 88726-49-2 C9H14O2
    5-Ethyl-2-methoxy-5-methyl-cyclopent-2-enone
    —— 5-Ethoxycarbonyl-1-methyl-4-N'-methylureido-2-hydroxy-imidazol 90649-41-5 C9H14N4O4
    5-Ethoxycarbonyl-1-methyl-4-N'-methylureido-2-hydroxy-imidazol
    —— 5,5-Dimethyl-4-phenyl-2-<naphthylmethyl-(1)>-cyclohexandion-(1,3) 96707-78-7 C25H24O2
    5,5-Dimethyl-4-phenyl-2-<naphthylmethyl-(1)>-cyclohexandion-(1,3)
    —— 5-<δ-Sulfamoyl-butyl>-hydantoin 89896-47-9 C7H13N3O4S
    5-<δ-Sulfamoyl-butyl>-hydantoin
    —— 5,6,7,8-Tetrabrom-3-oxo-spiro<1.4-benzodioxan-2.9'-fluoren> 97976-76-6 C20H8Br4O3
    5,6,7,8-Tetrabrom-3-oxo-spiro<1.4-benzodioxan-2.9'-fluoren>
    —— 5'-<5'-Brom-5'-desoxy-uridyl-(3')->-adenosin 100355-45-1 C19H23BrN7O11P
    5'-<5'-Brom-5'-desoxy-uridyl-(3')->-adenosin
    —— 5-hydroxy-1,8,8-trimethyl-2-oxabicyclo<3.3.0>octan-3-one 159990-29-1 C10H16O3
    5-hydroxy-1,8,8-trimethyl-2-oxabicyclo<3.3.0>octan-3-one
    —— 5-(4-chlorophenyl)-3-methylenepent-4-yn-1-ol 1459714-39-6 C12H11ClO
    5-(4-chlorophenyl)-3-methylenepent-4-yn-1-ol
    —— 5-fluoro-4-methyl-1'-[4-(1-methyl-piperidin-4-yl)-butyl]-1H,1'H-[2,5']bibenzoimidazolyl 1161425-21-3 C25H30FN5
    5-fluoro-4-methyl-1'-[4-(1-methyl-piperidin-4-yl)-butyl]-1H,1'H-[2,5']bibenzoimidazolyl
    —— (-)-(5S,7aS)-2-tert-butyl-5-trimethylstannyl-hexahydropyrrolo[1,2-c]imidazol-3-one 1202390-28-0 C13H26N2OSn
    (-)-(5S,7aS)-2-tert-butyl-5-trimethylstannyl-hexahydropyrrolo[1,2-c]imidazol-3-one
    —— 5-(4-Methoxy-phenyl)-1-phenyl-6-thioxo-1,5,6,7-tetrahydro-pyrazolo[3,4-d]pyrimidin-4-one 111423-03-1 C18H14N4O2S
    5-(4-Methoxy-phenyl)-1-phenyl-6-thioxo-1,5,6,7-tetrahydro-pyrazolo[3,4-d]pyrimidin-4-one
    —— 5-phenyl-1,3,4-thiadiazolo<3,2-c>quinazolinylium-2-(dicyanomethanide) 111324-17-5 C18H9N5S
    5-phenyl-1,3,4-thiadiazolo<3,2-c>quinazolinylium-2-(dicyanomethanide)
    —— 5-(4-methoxyphenyl)-3-methylenepent-4-yn-1-ol 1459714-40-9 C13H14O2
    5-(4-methoxyphenyl)-3-methylenepent-4-yn-1-ol
    —— 5'-O-benzyl-L-carba-ribothymidine 1146288-96-1 C18H22N2O5
    5'-O-benzyl-L-carba-ribothymidine
    —— 5-acetyl-4,5-dihydro-[1,2,4]oxadiazolo[4,3-a]quinoxalin-1-one 36002-70-7 C11H9N3O3
    5-acetyl-4,5-dihydro-[1,2,4]oxadiazolo[4,3-a]quinoxalin-1-one
    —— 5-[5-(5-methylsulfanyl-1,3,4-thiadiazol-2-yl)-1,3,4-thiadiazol-2-yl]-1,3,4-thiadiazole-2-carbodithioate;triethylazanium 114020-09-6 C6H15N*C8H4N6S6
    5-[5-(5-methylsulfanyl-1,3,4-thiadiazol-2-yl)-1,3,4-thiadiazol-2-yl]-1,3,4-thiadiazole-2-carbodithioate;triethylazanium
    —— 5-[[(3,5-dimethoxy-4-methylbenzoyl)-(3-phenylpropyl)amino]methyl]-N-sulfamoyl-1,2-oxazole-3-carboxamide 1282545-06-5 C24H28N4O7S
    5-[[(3,5-dimethoxy-4-methylbenzoyl)-(3-phenylpropyl)amino]methyl]-N-sulfamoyl-1,2-oxazole-3-carboxamide
    —— 5-cyano-3-(5-dimethylaminomethyl-2-methoxyphenyl)-1-(4-methoxybenzenesulfonyl)-3-((S)-2-oxazol-2-yl-pyrrolidin-1-yl)-1,3-dihydroindol-2-one 940275-56-9 C33H33N5O6S
    5-cyano-3-(5-dimethylaminomethyl-2-methoxyphenyl)-1-(4-methoxybenzenesulfonyl)-3-((S)-2-oxazol-2-yl-pyrrolidin-1-yl)-1,3-dihydroindol-2-one
    —— 5-chloro-N-(2,4-dimethoxybenzyl)-2-fluoro-4-[(2-methoxyphenyl)thio]-N-1,3,4-thiadiazol-2-ylbenzenesulfonamide 1354917-57-9 C24H21ClFN3O5S3
    5-chloro-N-(2,4-dimethoxybenzyl)-2-fluoro-4-[(2-methoxyphenyl)thio]-N-1,3,4-thiadiazol-2-ylbenzenesulfonamide
    —— 5-{3-[(5,5-dioxido-2,3-dihydro-1H-pyrrolo[2,1-c][1,2,4]benzothiadiazin-7-yl)oxy]phenyl}-1,3,4-oxadiazol-2(3H)-one 808126-75-2 C18H14N4O5S
    5-{3-[(5,5-dioxido-2,3-dihydro-1H-pyrrolo[2,1-c][1,2,4]benzothiadiazin-7-yl)oxy]phenyl}-1,3,4-oxadiazol-2(3H)-one
    —— (5Z,7E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-23-phenylsulfonyl-25-(2-propyl-1,3-dioxolan-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19)-trien-22-ol 223107-12-8 C51H84O7SSi2
    (5Z,7E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-23-phenylsulfonyl-25-(2-propyl-1,3-dioxolan-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19)-trien-22-ol
    —— 5-(2,3-Epoxypropoxy)-1-methylindol-2-carboxylat 55581-38-9 C14H15NO4
    5-(2,3-Epoxypropoxy)-1-methylindol-2-carboxylat
    —— 5-amino-1-(3-methoxypropyl)-1H-pyrazole-4-carboxylic acid ethyl ester 950859-81-1 C10H17N3O3
    5-amino-1-(3-methoxypropyl)-1H-pyrazole-4-carboxylic acid ethyl ester
    —— 5-diethylamino-6-methoxy-2,2,6-trimethyl-4-dodecen-3-one 112176-26-8 C20H39NO2
    5-diethylamino-6-methoxy-2,2,6-trimethyl-4-dodecen-3-one
    —— 5-(benzyloxy)-4-oxo-1-phenyl-1,4-dihydropyridine-2-carboxylic acid 1445727-96-7 C19H15NO4
    5-(benzyloxy)-4-oxo-1-phenyl-1,4-dihydropyridine-2-carboxylic acid
    —— 5-(4-Chlorophenyl)pyrrolidine-2,4-dione 1803604-73-0 C10H8ClNO2
    5-(4-Chlorophenyl)pyrrolidine-2,4-dione
    —— 5-iodo-3'-deoxy-N<sup>4</sup>-hydroxycytidine 775318-75-7 C9H12IN3O5
    5-iodo-3'-deoxy-N<sup>4</sup>-hydroxycytidine
    —— 5-tert-butyl 1-ethyl 7-methoxy-3,4-dihydropyrrolo[4,3,2-de]quinoline-1,5-dicarboxylate 1408314-68-0 C19H24N2O5
    5-tert-butyl 1-ethyl 7-methoxy-3,4-dihydropyrrolo[4,3,2-de]quinoline-1,5-dicarboxylate
    —— 5-(4'-Methoxyphenyl-4''-chlorophenyl)methylamino-1H-1,2,4-triazole 130750-37-7 C16H15ClN4O
    5-(4'-Methoxyphenyl-4''-chlorophenyl)methylamino-1H-1,2,4-triazole
    —— 5,5-dioxo-8,9-dihydro-5<i>H</i>,7<i>H</i>-5λ<sup>6</sup>-benzo[<i>e</i>]pyrido[1,2-<i>b</i>][1,2]thiazine-10,11-dione 13006-64-9 C12H11NO4S
    5,5-dioxo-8,9-dihydro-5<i>H</i>,7<i>H</i>-5λ<sup>6</sup>-benzo[<i>e</i>]pyrido[1,2-<i>b</i>][1,2]thiazine-10,11-dione
    —— 5-(2-amino-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-N-(3-(difluoromethoxy)phenyl)pyridine-3-sulfonamide 1159823-17-2 C18H14F2N6O3S
    5-(2-amino-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-N-(3-(difluoromethoxy)phenyl)pyridine-3-sulfonamide
    —— (5-tert-Butyl-2-methoxy-3-{3-[4-(6-morpholin-4-ylmethyl-pyridin-3-yl)-naphthalen-1yl]-ureido}-phenyl)-carbamic acid 2-methoxy-ethyl ester 477699-48-2 C36H43N5O6
    (5-tert-Butyl-2-methoxy-3-{3-[4-(6-morpholin-4-ylmethyl-pyridin-3-yl)-naphthalen-1yl]-ureido}-phenyl)-carbamic acid 2-methoxy-ethyl ester
    —— 5,5'-Bis(isopropylidene benzylmalonate) 130296-62-7 C26H26O8
    5,5'-Bis(isopropylidene benzylmalonate)
    —— 5,7-Diphenyl-1,7-dihydro-pyrrolo[2,3-d]pyrimidine-2,4-dithione 121405-39-8 C18H13N3S2
    5,7-Diphenyl-1,7-dihydro-pyrrolo[2,3-d]pyrimidine-2,4-dithione
    —— (5R)-1-methoxycarbonyl-5-(1-(5-oxohexyl))-L-proline methyl ester 145326-56-3 C14H23NO5
    (5R)-1-methoxycarbonyl-5-(1-(5-oxohexyl))-L-proline methyl ester
    —— 5-fluoro-4-octyloxy-2,6-dioxo-hexahydro-pyrimidine-5-carboxylic acid ethyl ester 69163-20-8 C15H25FN2O5
    5-fluoro-4-octyloxy-2,6-dioxo-hexahydro-pyrimidine-5-carboxylic acid ethyl ester
    —— 5-(3-bromo-2-oxopropyl)-3-phenyl-1,2,4-oxadiazole 85322-22-1 C11H9BrN2O2
    5-(3-bromo-2-oxopropyl)-3-phenyl-1,2,4-oxadiazole
    —— 5-[4'-(4''-phenylthiazol-2''-yl-aminoethoxy)benzylidenyl]-2,4-thiazolidinedione 1190590-16-9 C21H17N3O3S2
    5-[4'-(4''-phenylthiazol-2''-yl-aminoethoxy)benzylidenyl]-2,4-thiazolidinedione
    —— 5α.6β-Dichlor-17α-brom-pregnan-3β-ol-20-on-acetat 102756-40-1 C23H33BrCl2O3
    5α.6β-Dichlor-17α-brom-pregnan-3β-ol-20-on-acetat
    —— 5-Methyl-4-phenyl-2-<chinolyl-(6)>-oxazol 94212-08-5 C19H14N2O
    5-Methyl-4-phenyl-2-<chinolyl-(6)>-oxazol
    —— 5-(2-methoxy-6-nitro-benzyl)-7,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline 102666-01-3 C18H16N2O5
    5-(2-methoxy-6-nitro-benzyl)-7,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline
    —— 5-Hydroxy-2-methyl-benzoic acid 1-methyl-2-oxo-propyl ester 21065-47-4 C12H14O4
    5-Hydroxy-2-methyl-benzoic acid 1-methyl-2-oxo-propyl ester
    —— 5,11,17,23-tetra-tert-butyl-25,27-bis[(ethoxycarbonyl)propoxy]-26,28-dipropoxycalix[4]arene 600136-18-3 C62H88O8
    5,11,17,23-tetra-tert-butyl-25,27-bis[(ethoxycarbonyl)propoxy]-26,28-dipropoxycalix[4]arene
    —— 5-Hydroxy-7-[5-(4-Fluorophenyl)-2-Pentyl]-4-(4-Pyridyl)Coumarin 59455-12-8 C25H22FNO3
    5-Hydroxy-7-[5-(4-Fluorophenyl)-2-Pentyl]-4-(4-Pyridyl)Coumarin
    —— 5-methoxy-2-[3-(methylsulfonyl)propyl]aniline hydrochloride 1050514-09-4 C11H17NO3S*ClH
    5-methoxy-2-[3-(methylsulfonyl)propyl]aniline hydrochloride
    —— 5,5-Pentamethylen-4-methylen-3-phenyl-oxazolidin-2-on 86198-68-7 C15H17NO2
    5,5-Pentamethylen-4-methylen-3-phenyl-oxazolidin-2-on
    —— [5-(4-{1-ethyl-1-[4-(1-hydroxy-cyclohexylethynyl)-3-methyl-phenyl]-propyl}-2-methyl-phenyl)-pyridin-3-yl]-acetic acid methyl ester 917025-74-2 C35H41NO3
    [5-(4-{1-ethyl-1-[4-(1-hydroxy-cyclohexylethynyl)-3-methyl-phenyl]-propyl}-2-methyl-phenyl)-pyridin-3-yl]-acetic acid methyl ester