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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-iodofluorescein diacetate 607377-77-5 C24H15IO7
    5-iodofluorescein diacetate
    —— 5-Methyl-2-piperidinomethyl-4-propyl-phenol 110356-70-2 C16H25NO
    5-Methyl-2-piperidinomethyl-4-propyl-phenol
    —— 5-chloro-2-(6-methyl-4-phenyl-quinolin-2-ylamino)-benzophenone 28060-29-9 C29H21ClN2O
    5-chloro-2-(6-methyl-4-phenyl-quinolin-2-ylamino)-benzophenone
    —— 5-methyl-pyrrole-2,4-dicarboxylic acid 4-<i>tert</i>-butyl ester 2-ethyl ester 27093-45-4 C13H19NO4
    5-methyl-pyrrole-2,4-dicarboxylic acid 4-<i>tert</i>-butyl ester 2-ethyl ester
    —— 5-Isothiocyanato-1-methoxy-2-methyl-hexan-3-one 27970-58-7 C9H15NO2S
    5-Isothiocyanato-1-methoxy-2-methyl-hexan-3-one
    —— 5-methoxy-6-pyridin-3-yl-benzo[<i>a</i>]phenazine 26363-75-7 C22H15N3O
    5-methoxy-6-pyridin-3-yl-benzo[<i>a</i>]phenazine
    —— 5-Acetoxy-1,1,3,3-tetramethyl-indan-2-on 35756-86-6 C15H18O3
    5-Acetoxy-1,1,3,3-tetramethyl-indan-2-on
    —— 5-β-Hydroxyethyl-6-propyl-2-thiouracil 23935-68-4 C9H14N2O2S
    5-β-Hydroxyethyl-6-propyl-2-thiouracil
    —— 5,15-diformyl-2,3,7,8,12,13,17,18-octaethylporphyrinatonickel(II) 194659-94-4 C38H44N4NiO2
    5,15-diformyl-2,3,7,8,12,13,17,18-octaethylporphyrinatonickel(II)
    —— 5,6,7-Trimethoxy-2-nitroso-indan-1-on 26158-05-4 C12H13NO5
    5,6,7-Trimethoxy-2-nitroso-indan-1-on
    —— 5-Benzoyl-1-cyclohexyl-3-N-(p-nitro-benzolsulfonyl)-4-(m-nitro-phenyl)-2-(p-methoxy-phenyl)-imidazolidin 24427-14-3 C35H34N4O8S
    5-Benzoyl-1-cyclohexyl-3-N-(p-nitro-benzolsulfonyl)-4-(m-nitro-phenyl)-2-(p-methoxy-phenyl)-imidazolidin
    —— 5-(4-fluorophenyl)-N-((1-methyl-1H-imidazol-5-yl)methyl)-1-(5-methyl-4-(thiophen-2-yl)pyrimidin-2-yl)-1H-pyrazole-4-carboxamide 1019253-20-3 C24H20FN7OS
    5-(4-fluorophenyl)-N-((1-methyl-1H-imidazol-5-yl)methyl)-1-(5-methyl-4-(thiophen-2-yl)pyrimidin-2-yl)-1H-pyrazole-4-carboxamide
    —— 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1',2',3',5',6',8',9',9a'-octahydro-3H-spiro[benzofuran-2,7'-pyrrolo[1,2-a]azepine] 1258431-54-7 C22H32BNO3
    5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1',2',3',5',6',8',9',9a'-octahydro-3H-spiro[benzofuran-2,7'-pyrrolo[1,2-a]azepine]
    —— 5-{1-[(3,5-difluorophenyl)acetyl]-2,3-dihydro-1H-indol-5-yl}-7-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine 1337531-82-4 C23H19F2N5O
    5-{1-[(3,5-difluorophenyl)acetyl]-2,3-dihydro-1H-indol-5-yl}-7-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
    —— 5-Methyl-1-methylamino-3,3-diphenyl-pyrrolidin-2-one 27357-03-5 C18H20N2O
    5-Methyl-1-methylamino-3,3-diphenyl-pyrrolidin-2-one
    —— 5,10-bis[(N-methyl)aminomethyl]-25,26,27,28-tetrakis(2-ethoxyethoxy)calix[4]arene 842171-99-7 C48H66N2O8
    5,10-bis[(N-methyl)aminomethyl]-25,26,27,28-tetrakis(2-ethoxyethoxy)calix[4]arene
    —— 5,6,7-tributyl-1,2,3,4-tetrahydro-naphthalene 860396-89-0 C22H36
    5,6,7-tributyl-1,2,3,4-tetrahydro-naphthalene
    —— 5-(diethylthiocarbamoylsulfanyl-methyl)-8-(2-methyl-acryloyloxy)-quinoline 19352-57-9 C19H22N2O2S2
    5-(diethylthiocarbamoylsulfanyl-methyl)-8-(2-methyl-acryloyloxy)-quinoline
    —— 5,5,6,6-tetrafluoro-decane-4,7-dione 36392-37-7 C10H14F4O2
    5,5,6,6-tetrafluoro-decane-4,7-dione
    —— 5-Phenyl-1<toluol-4-sulfonyl>-1,2,3,4,5,6-hexahydro-1,5-benzodiazocin 30752-10-4 C23H24N2O2S
    5-Phenyl-1<toluol-4-sulfonyl>-1,2,3,4,5,6-hexahydro-1,5-benzodiazocin
    —— 5,5'-Methylen-bis<3,6-dihydroxy-2-aethyl-benzochinon-(1,4)> 35458-13-0 C17H16O8
    5,5'-Methylen-bis<3,6-dihydroxy-2-aethyl-benzochinon-(1,4)>
    —— 5-(3,4-dihydroisoquinolin-2(1H)-yl)-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline 1227262-34-1 C26H23N5O4S
    5-(3,4-dihydroisoquinolin-2(1H)-yl)-7,8-dimethoxy-3-(phenylsulfonyl)-[1,2,3]triazolo[1,5-a]quinazoline
    —— [5-(Piperidine-1-carbonyl)-furan-2-yl]-piperidin-1-yl-methanone 25252-02-2 C16H22N2O3
    [5-(Piperidine-1-carbonyl)-furan-2-yl]-piperidin-1-yl-methanone
    —— 5-Hydroxy-tricyclo[4.4.0.0<sup>3,8</sup>]decane-4-carboxylic acid methyl ester 33569-89-0 C12H18O3
    5-Hydroxy-tricyclo[4.4.0.0<sup>3,8</sup>]decane-4-carboxylic acid methyl ester
    —— 5-Formyl-2-methyl-4-(4-nitro-phenyl)-1-phenyl-pyrrol-3-carbonsaeure-ethylester-semicarbazon 28993-01-3 C22H21N5O5
    5-Formyl-2-methyl-4-(4-nitro-phenyl)-1-phenyl-pyrrol-3-carbonsaeure-ethylester-semicarbazon
    —— 5-(D-allo-Pentaacetoxypentyl)-uracil 28399-63-5 C19H24N2O12
    5-(D-allo-Pentaacetoxypentyl)-uracil
    —— 5-(3',4'-Dicarboxyphenoxy-5')-2-(α-chinolyl)-indandion-1,3-N-p-dimethylaminophenylimid 26580-71-2 C34H23N3O5
    5-(3',4'-Dicarboxyphenoxy-5')-2-(α-chinolyl)-indandion-1,3-N-p-dimethylaminophenylimid
    —— (5R,6R)-1,6-Dibromo-9-oxa-bicyclo[3.3.1]nonan-2-one 38154-05-1 C8H10Br2O2
    (5R,6R)-1,6-Dibromo-9-oxa-bicyclo[3.3.1]nonan-2-one
    —— 5-(3',4'-Dicarboxyphenoxy-5')-2-(α-chinolyl)-indandion-1,3-imid 26693-01-6 C26H14N2O5
    5-(3',4'-Dicarboxyphenoxy-5')-2-(α-chinolyl)-indandion-1,3-imid
    —— 5-(5-nitro-furan-2-yl)-2-<i>p</i>-tolylsulfanyl-penta-2,4-dienoic acid ethyl ester 20843-01-0 C18H17NO5S
    5-(5-nitro-furan-2-yl)-2-<i>p</i>-tolylsulfanyl-penta-2,4-dienoic acid ethyl ester
    —— 5-(4-Methoxy-phenyl)-2-trimethylstannanyl-2H-tetrazole 34833-54-0 C11H16N4OSn
    5-(4-Methoxy-phenyl)-2-trimethylstannanyl-2H-tetrazole
    —— 5-benzhydrylidene-2,4-diphenyl-2,5-dihydro-oxazole 38349-32-5 C28H21NO
    5-benzhydrylidene-2,4-diphenyl-2,5-dihydro-oxazole
    —— 5-Cyclohexyl-1-methyl-2-phenyl-2,3-dihydro-1H-pyrrole-3,4-dicarboxylic acid dimethyl ester 28168-34-5 C21H27NO4
    5-Cyclohexyl-1-methyl-2-phenyl-2,3-dihydro-1H-pyrrole-3,4-dicarboxylic acid dimethyl ester
    —— 5-(1-Benzyl-5-hydroxy-6,7-dimethyl-3-oxo-octahydro-isoindol-4-yl)-2-methyl-pentanoic acid methyl ester 25374-76-9 C24H35NO4
    5-(1-Benzyl-5-hydroxy-6,7-dimethyl-3-oxo-octahydro-isoindol-4-yl)-2-methyl-pentanoic acid methyl ester
    —— 5,6-dimethoxy-2-[4-(2-methoxy-styryl)-phenyl]-2<i>H</i>-benzotriazole 38542-22-2 C23H21N3O3
    5,6-dimethoxy-2-[4-(2-methoxy-styryl)-phenyl]-2<i>H</i>-benzotriazole
    —— 5-methoxy-2-phenyl-6-(4-phenyl-styryl)-2<i>H</i>-benzotriazole 38618-94-9 C27H21N3O
    5-methoxy-2-phenyl-6-(4-phenyl-styryl)-2<i>H</i>-benzotriazole
    —— 5-(4-ethoxy-styryl)-6-methoxy-2-phenyl-2<i>H</i>-benzotriazole 38618-91-6 C23H21N3O2
    5-(4-ethoxy-styryl)-6-methoxy-2-phenyl-2<i>H</i>-benzotriazole
    —— 5-(5-formyl-3,4-dimethyl-pyrrol-2-ylmethyl)-2,4-dimethyl-pyrrole-3-carboxylic acid ethyl ester 30193-26-1 C17H22N2O3
    5-(5-formyl-3,4-dimethyl-pyrrol-2-ylmethyl)-2,4-dimethyl-pyrrole-3-carboxylic acid ethyl ester
    —— 5-methyl-1-[tri-<i>O</i>-acetyl-2-(2,2,2-trifluoro-acetylamino)-β-<i>D</i>-2-deoxy-galactopyranosyl]-1<i>H</i>-pyrimidine-2,4-dione 34968-59-7 C19H22F3N3O10
    5-methyl-1-[tri-<i>O</i>-acetyl-2-(2,2,2-trifluoro-acetylamino)-β-<i>D</i>-2-deoxy-galactopyranosyl]-1<i>H</i>-pyrimidine-2,4-dione
    —— 5-acetyl-3-methyl-1-phenyl-1<i>H</i>-pyrimidine-2,4-dione 36980-94-6 C13H12N2O3
    5-acetyl-3-methyl-1-phenyl-1<i>H</i>-pyrimidine-2,4-dione
    —— 5-Phenyl-3-(β-hydroxyaethoxycarbonylhydrazino)1,2,4-triazol 25979-55-9 C11H13N5O3
    5-Phenyl-3-(β-hydroxyaethoxycarbonylhydrazino)1,2,4-triazol
    —— 5-(2,6-dichloro-5-hydroxy-pyrimidin-4-ylamino)-2-(2,5-dichloro-phenyl)-1,2-dihydro-pyrazol-3-one 31790-56-4 C13H7Cl4N5O2
    5-(2,6-dichloro-5-hydroxy-pyrimidin-4-ylamino)-2-(2,5-dichloro-phenyl)-1,2-dihydro-pyrazol-3-one
    —— 5-[(2-{[2-chloro-4-(ethylsulfonyl)phenyl]thio}-4-fluorophenoxy)methyl]-1H-tetrazole 942268-28-2 C16H14ClFN4O3S2
    5-[(2-{[2-chloro-4-(ethylsulfonyl)phenyl]thio}-4-fluorophenoxy)methyl]-1H-tetrazole
    —— 5-Isopropyl-3,8-dimethyl-5,6,7,8-tetrahydro-isoquinoline-4-carboxylic acid ethyl ester 35266-96-7 C17H25NO2
    5-Isopropyl-3,8-dimethyl-5,6,7,8-tetrahydro-isoquinoline-4-carboxylic acid ethyl ester
    —— 5-(α-Methoxycarbonylethylidenhydrazino)-8-chlorpyrido<2,3-d>pyridazin 27231-03-4 C11H10ClN5O2
    5-(α-Methoxycarbonylethylidenhydrazino)-8-chlorpyrido<2,3-d>pyridazin
    —— 5-Jod-1,2,4-triacetoxy-benzol 23046-48-2 C12H11IO6
    5-Jod-1,2,4-triacetoxy-benzol
    —— 5,8,8-trimethyl-5,8,9,10-tetrahydro-1<i>H</i>,7<i>H</i>-pyrimido[4,5-<i>b</i>]quinoline-2,4,6-trione 22181-56-2 C14H17N3O3
    5,8,8-trimethyl-5,8,9,10-tetrahydro-1<i>H</i>,7<i>H</i>-pyrimido[4,5-<i>b</i>]quinoline-2,4,6-trione
    —— 5-Bromo-6-methoxy-2(2-thienylidene)coumaranone 35095-41-1 C14H9BrO3S
    5-Bromo-6-methoxy-2(2-thienylidene)coumaranone
    —— 5-(4-chloromethyl-[1,2,3]triazol-1-yl)-4-(3-methyl-anilino)-2-phenyl-2<i>H</i>-pyridazin-3-one 25660-77-9 C20H17ClN6O
    5-(4-chloromethyl-[1,2,3]triazol-1-yl)-4-(3-methyl-anilino)-2-phenyl-2<i>H</i>-pyridazin-3-one
    —— 5-phenyl-2,2-bis-trifluoromethyl-3,4-dihydro-2<i>H</i>-pyrrole-3-carboxylic acid 34671-05-1 C13H9F6NO2
    5-phenyl-2,2-bis-trifluoromethyl-3,4-dihydro-2<i>H</i>-pyrrole-3-carboxylic acid