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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Amino-2'-ethyl-1-methyl-4-pyrazolecarboxanilide 87165-07-9 C13H16N4O
    5-Amino-2'-ethyl-1-methyl-4-pyrazolecarboxanilide
    —— 5-((E)-1,2-Bis-methoxycarbonyl-vinylsulfanyl)-7,7-dimethyl-4-[methyl-(2-methylamino-ethyl)-amino]-7H-thiochromene-2,3-dicarboxylic acid dimethyl ester 135192-63-1 C25H32N2O8S2
    5-((E)-1,2-Bis-methoxycarbonyl-vinylsulfanyl)-7,7-dimethyl-4-[methyl-(2-methylamino-ethyl)-amino]-7H-thiochromene-2,3-dicarboxylic acid dimethyl ester
    —— (5-(4-(4-methoxyphenylamino)butyl)furan-2-yl)methanol 1325227-70-0 C16H21NO3
    (5-(4-(4-methoxyphenylamino)butyl)furan-2-yl)methanol
    —— 5-formyl-1-phenyl-1<i>H</i>-pyrazole-3-carboxylic acid 40753-45-5 C11H8N2O3
    5-formyl-1-phenyl-1<i>H</i>-pyrazole-3-carboxylic acid
    —— 5-Methyl-7-oxo-4,5,6,7-tetrahydro-thieno<2,3-c>pyridin 14470-52-1 C8H9NOS
    5-Methyl-7-oxo-4,5,6,7-tetrahydro-thieno<2,3-c>pyridin
    —— 5-hydroxymethyl-2,2'-bipyridine benzoate 849907-07-9 C18H14N2O2
    5-hydroxymethyl-2,2'-bipyridine benzoate
    —— 5-hydroxy-4,7-dimethyl-1-phenyl-1<i>H</i>-quinolin-2-one 35246-96-9 C17H15NO2
    5-hydroxy-4,7-dimethyl-1-phenyl-1<i>H</i>-quinolin-2-one
    —— 5,6,7,8-Tetrahydro-pyrazino<2,3-d>pyridazin-5,8-dion-2-carbohydrazid 22051-78-1 C7H6N6O3
    5,6,7,8-Tetrahydro-pyrazino<2,3-d>pyridazin-5,8-dion-2-carbohydrazid
    —— 5-O-β-ribofuranosyl-1-hydroxy-2,3-dimethoxyxanthone 889445-66-3 C20H20O10
    5-O-β-ribofuranosyl-1-hydroxy-2,3-dimethoxyxanthone
    —— 5-[(2R)-2-[2-(2-ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonyl chloride 890708-68-6 C20H26ClNO5S
    5-[(2R)-2-[2-(2-ethoxyphenoxy)ethylamino]propyl]-2-methoxybenzenesulfonyl chloride
    —— 5-(1-Thia-4-aza-spiro[4.5]dec-3-en-2-yl)-pentanoic acid ethyl ester 86835-58-7 C15H25NO2S
    5-(1-Thia-4-aza-spiro[4.5]dec-3-en-2-yl)-pentanoic acid ethyl ester
    —— 5-methyl-1,2,3,5-tetrahydro-cyclopenta[c]quinolin-4-one 28924-39-2 C13H13NO
    5-methyl-1,2,3,5-tetrahydro-cyclopenta[c]quinolin-4-one
    —— 5-methyl-19-nor-16βH-cyclohexa<16,17>5β-pregna-4',9-diene-3,6,20-trione 139173-90-3 C25H32O3
    5-methyl-19-nor-16βH-cyclohexa<16,17>5β-pregna-4',9-diene-3,6,20-trione
    —— 5,7-Dihydro-2,3-methylendioxydibenzoxepin 60229-78-9 C15H12O3
    5,7-Dihydro-2,3-methylendioxydibenzoxepin
    —— 5-(2-bromoethyl)-1-(2-deoxy-3,5-di-O-p-toluoyl-β-D-erythro-pentofuranosyl)-1H,3H-pyrimidine-2,4-dione 97974-96-4 C27H27BrN2O7
    5-(2-bromoethyl)-1-(2-deoxy-3,5-di-O-p-toluoyl-β-D-erythro-pentofuranosyl)-1H,3H-pyrimidine-2,4-dione
    —— 5'-O-[dimethyl(1,1,2-trimethylpropyl)silyl]-2',3'-O-isopropylidene-8-{[(4-methoxyphenyl)(diphenyl)methoxy]methyl}-β-D-ribofuranosyl-9H-purine 1107653-07-5 C42H52N4O6Si
    5'-O-[dimethyl(1,1,2-trimethylpropyl)silyl]-2',3'-O-isopropylidene-8-{[(4-methoxyphenyl)(diphenyl)methoxy]methyl}-β-D-ribofuranosyl-9H-purine
    —— 5-(5-{1-[5-(3-fluorophenyl)-4H-1,2,4-triazol-3-yl]cyclobutyl}pyridin-3-yl)pyrimidin-2-amine 1448609-67-3 C21H18FN7
    5-(5-{1-[5-(3-fluorophenyl)-4H-1,2,4-triazol-3-yl]cyclobutyl}pyridin-3-yl)pyrimidin-2-amine
    —— [5-(3-Chloro-phenyl)-3-(4-methyl-benzyl)-3H-[1,3,4]thiadiazol-(2Z)-ylidene]-methyl-amine 63262-28-2 C17H16ClN3S
    [5-(3-Chloro-phenyl)-3-(4-methyl-benzyl)-3H-[1,3,4]thiadiazol-(2Z)-ylidene]-methyl-amine
    —— 5-p-Cyanophenyl-3-hydroxyisoxazol 24146-71-2 C10H6N2O2
    5-p-Cyanophenyl-3-hydroxyisoxazol
    —— 5-bromo-3-[N-(2-hydroxyethyl)-N-ethyl]carbamoylpyridine 106877-01-4 C10H13BrN2O2
    5-bromo-3-[N-(2-hydroxyethyl)-N-ethyl]carbamoylpyridine
    —— 5-(dimethylphenylsilyl)-1-[2-(1,3-dioxo-1,3-dihydroisoindol-2-yl)pent-4-enoyl]pyrrolidine-2-carboxylic acid methyl ester 916049-29-1 C27H30N2O5Si
    5-(dimethylphenylsilyl)-1-[2-(1,3-dioxo-1,3-dihydroisoindol-2-yl)pent-4-enoyl]pyrrolidine-2-carboxylic acid methyl ester
    —— 5-Phenoxy-<1,5-13C2>pentansaeure 84557-12-0 C11H14O3
    5-Phenoxy-<1,5-13C2>pentansaeure
    —— 5-[3-(2-bromo-ethyl)-pyrrolidin-3-yl]-pyridin-2-ol hydrobromide 1046834-24-5 BrH*C11H15BrN2O
    5-[3-(2-bromo-ethyl)-pyrrolidin-3-yl]-pyridin-2-ol hydrobromide
    —— 5-Fluor-6-methoxycarbonyl-chinolon-(4) 19298-74-9 C12H10FNO4
    5-Fluor-6-methoxycarbonyl-chinolon-(4)
    —— 5-[(1-(4-chloro-2-(trifluoromethyl)benzyl)-1H-indazol-5-yl)methylene]-2-(3-hydroxyazetidin-1-yl)thiazol-4-one 1312702-45-6 C22H16ClF3N4O2S
    5-[(1-(4-chloro-2-(trifluoromethyl)benzyl)-1H-indazol-5-yl)methylene]-2-(3-hydroxyazetidin-1-yl)thiazol-4-one
    —— 5-fluoro-N-(4-(7-methoxy-1,5-naphthyridin-4-yloxy)phenyl)-2-(phenylamino)benzamide 1207981-04-1 C28H21FN4O3
    5-fluoro-N-(4-(7-methoxy-1,5-naphthyridin-4-yloxy)phenyl)-2-(phenylamino)benzamide
    —— 5'-methoxycarbonyl-2,2':5',4''-terpyridine 1061150-05-7 C17H13N3O2
    5'-methoxycarbonyl-2,2':5',4''-terpyridine
    —— 5,8a-Dimethyl-2-(methylamino)-6,7,8,8a-tetrahydro[1,3,4]thiadiazolo[3,2-a]pyridin-4-ium chloride 55851-68-8 C9H16ClN3S
    5,8a-Dimethyl-2-(methylamino)-6,7,8,8a-tetrahydro[1,3,4]thiadiazolo[3,2-a]pyridin-4-ium chloride
    —— 5-Isobutyl-2,4-bis-trimethylsilanyloxy-pyrimidine 77421-92-2 C14H28N2O2Si2
    5-Isobutyl-2,4-bis-trimethylsilanyloxy-pyrimidine
    —— (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl (5R,6S)-2-(2-fluoroethylthio)-6-<(1R)-1-tert-butyldimethylsilyloxyethyl>penem-3-carboxylate 130163-55-2 C21H30FNO7S2Si
    (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl (5R,6S)-2-(2-fluoroethylthio)-6-<(1R)-1-tert-butyldimethylsilyloxyethyl>penem-3-carboxylate
    —— 5-Fluoro-2-(6-quinazolin-2-ylpyridin-2-yl)phenol 1257052-72-4 C19H12FN3O
    5-Fluoro-2-(6-quinazolin-2-ylpyridin-2-yl)phenol
    —— 5-(4-(13,17-dihexyl-2,3,7,8,12,18-hexamethylporphyrin-5-yl)phenyl)-15-(4,9-dimethoxy-1,1',3,3'-tetrahydrospiro[cyclopenta[b]naphthalene-2,2'-inden]-5'-yl)-2,8,12,18-tetraethyl-3,7,13,17-tetramethylporphyrin 128825-72-9 C99H110N8O2
    5-(4-(13,17-dihexyl-2,3,7,8,12,18-hexamethylporphyrin-5-yl)phenyl)-15-(4,9-dimethoxy-1,1',3,3'-tetrahydrospiro[cyclopenta[b]naphthalene-2,2'-inden]-5'-yl)-2,8,12,18-tetraethyl-3,7,13,17-tetramethylporphyrin
    —— 5-hydroxy-non-2-enoic acid methyl ester 1004960-81-9 C10H18O3
    5-hydroxy-non-2-enoic acid methyl ester
    —— 5-{1'-[(1-Cyclopropyl-4-methoxy-3-methyl-1H-indol-6-yl)carbonyl]-4-oxo-spiro[chroman-2,4'-piperidin]-6-yl}nicotinic acid sodium salt 1039758-18-3 C33H30N3O6*Na
    5-{1'-[(1-Cyclopropyl-4-methoxy-3-methyl-1H-indol-6-yl)carbonyl]-4-oxo-spiro[chroman-2,4'-piperidin]-6-yl}nicotinic acid sodium salt
    —— 5-(3-phenylpropyl)-2-cycloocten-1-one 471279-39-7 C17H22O
    5-(3-phenylpropyl)-2-cycloocten-1-one
    —— 5-(dimethylamino)-N-(4-((4S,7S,8R,9S,9aR)-7,8,9-trihydroxy-3-oxooctahydropyrido[2,1-c][1,4]oxazin-4-yl)butyl)naphthalene-1-sulfonamide 1101113-29-4 C24H33N3O7S
    5-(dimethylamino)-N-(4-((4S,7S,8R,9S,9aR)-7,8,9-trihydroxy-3-oxooctahydropyrido[2,1-c][1,4]oxazin-4-yl)butyl)naphthalene-1-sulfonamide
    —— 5-(2-ethoxy-ethyl)-5-{4-[4-(2-oxo-azepan-1-ylmethyl)-phenoxy]-phenoxy}-pyrimidine-2,4,6-trione 851801-94-0 C27H31N3O7
    5-(2-ethoxy-ethyl)-5-{4-[4-(2-oxo-azepan-1-ylmethyl)-phenoxy]-phenoxy}-pyrimidine-2,4,6-trione
    —— 5-benzyloxy-1,23,4-tetrahydrospiro[naphthalene-2,2'-oxirane] 432036-87-8 C18H18O2
    5-benzyloxy-1,23,4-tetrahydrospiro[naphthalene-2,2'-oxirane]
    —— (5R,2E)-5-(4-methoxyphenyl)-5-(2-thienylsulfonyl)amino-2-pentenal 1068150-55-9 C16H17NO4S2
    (5R,2E)-5-(4-methoxyphenyl)-5-(2-thienylsulfonyl)amino-2-pentenal
    —— 5-({1-[4-chloro-2-(trifluoromethyl)benzyl]-3-methyl-1H-indazol-5-yl}methylidene)-2-(3,3,4-trimethylpiperazin-1-yl)-1,3-thiazol-4(5H)-one 1312704-67-8 C27H27ClF3N5OS
    5-({1-[4-chloro-2-(trifluoromethyl)benzyl]-3-methyl-1H-indazol-5-yl}methylidene)-2-(3,3,4-trimethylpiperazin-1-yl)-1,3-thiazol-4(5H)-one
    —— (5R,2E)-6-methyl-5-(2-thienylsulfonyl)amino-2-heptenal 1068150-68-4 C12H17NO3S2
    (5R,2E)-6-methyl-5-(2-thienylsulfonyl)amino-2-heptenal
    —— 5,6-diamino-3-propylpentyl-1,3-dihydropyrimidine-2,4-dione 1056448-95-3 C12H22N4O2
    5,6-diamino-3-propylpentyl-1,3-dihydropyrimidine-2,4-dione
    —— 5-[(4-Ethynylphenyl)carbamoylamino]benzene-1,3-dicarboxylic acid 1137673-95-0 C17H12N2O5
    5-[(4-Ethynylphenyl)carbamoylamino]benzene-1,3-dicarboxylic acid
    —— 5-[1-(4-Hydroxy-phenyl)-meth-(E)-ylidene]-1-(4-phenoxy-phenyl)-3-phenyl-2-thioxo-dihydro-pyrimidine-4,6-dione 138640-16-1 C29H20N2O4S
    5-[1-(4-Hydroxy-phenyl)-meth-(E)-ylidene]-1-(4-phenoxy-phenyl)-3-phenyl-2-thioxo-dihydro-pyrimidine-4,6-dione
    —— 5-[(1-(4-chloro-2-(trifluoromethyl)benzyl)-1H-indazol-5-yl)methylene]-2-(S)-(2-pyrrolidin-1-ylmethylpyrrolidin-1-yl)thiazol-4-one 1312702-41-2 C28H27ClF3N5OS
    5-[(1-(4-chloro-2-(trifluoromethyl)benzyl)-1H-indazol-5-yl)methylene]-2-(S)-(2-pyrrolidin-1-ylmethylpyrrolidin-1-yl)thiazol-4-one
    —— [5-(2-methyl-1H-indol-5-ylcarbamoyl)pentyl]carbamic acid tert-butyl ester 851229-24-8 C20H29N3O3
    [5-(2-methyl-1H-indol-5-ylcarbamoyl)pentyl]carbamic acid tert-butyl ester
    —— 5-tert-Butyl-4,5-dichloro-3-(4-chloro-2-fluoro-phenyl)-oxazolidin-2-one 218939-54-9 C13H13Cl3FNO2
    5-tert-Butyl-4,5-dichloro-3-(4-chloro-2-fluoro-phenyl)-oxazolidin-2-one
    —— [5-(methylamino)-2,3-dihydro-1-benzoxepine-4-carbonyl] 5-(methylamino)-2,3-dihydro-1-benzoxepine-4-carboxylate 90696-03-0 C24H24N2O5
    [5-(methylamino)-2,3-dihydro-1-benzoxepine-4-carbonyl] 5-(methylamino)-2,3-dihydro-1-benzoxepine-4-carboxylate
    —— 5-(trimethylsilyl)hex-5-en-3-ol 67964-31-2 C9H20OSi
    5-(trimethylsilyl)hex-5-en-3-ol
    —— (5-<i>tert</i>-butyl-1(3)<i>H</i>-benzoimidazol-2-yl)-carbamic acid methyl ester 20367-45-7 C13H17N3O2
    (5-<i>tert</i>-butyl-1(3)<i>H</i>-benzoimidazol-2-yl)-carbamic acid methyl ester