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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5α-aminocholestane-3β,6β-diol 3-acetate 14956-05-9 C29H51NO3
    5α-aminocholestane-3β,6β-diol 3-acetate
    —— 5,8-dihydroxy-7-methyl-3,4-dihydro-2<i>H</i>-naphthalen-1-one 103986-77-2 C11H12O3
    5,8-dihydroxy-7-methyl-3,4-dihydro-2<i>H</i>-naphthalen-1-one
    —— 5-Aethoxy-6-chlor-pyridazin 1677-82-3 C6H7ClN2O
    5-Aethoxy-6-chlor-pyridazin
    —— 5-(ethyl-veratryl-amino)-valeronitrile 101438-80-6 C16H24N2O2
    5-(ethyl-veratryl-amino)-valeronitrile
    —— 5-butylamino-2-(2-diethylaminoethyl)-1H-isoindole-3(2H)-one 125728-72-5 C18H29N3O
    5-butylamino-2-(2-diethylaminoethyl)-1H-isoindole-3(2H)-one
    —— (5R,5aR,8aR,9S)-9-(2-chloro-3,4,5-trimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl octanoate 1449601-70-0 C30H35ClO9
    (5R,5aR,8aR,9S)-9-(2-chloro-3,4,5-trimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl octanoate
    —— (5R,7aS)-5-Benzyloxymethyltetrahydropyrrolo<1,2-c>oxazole-3,7-dione 159142-23-1 C14H15NO4
    (5R,7aS)-5-Benzyloxymethyltetrahydropyrrolo<1,2-c>oxazole-3,7-dione
    —— 5-[5-(3-chlorophenyl)-3-methyl-1H-pyrazol-4-yl]-2-methoxypyridine 216504-89-1 C16H14ClN3O
    5-[5-(3-chlorophenyl)-3-methyl-1H-pyrazol-4-yl]-2-methoxypyridine
    —— 5-benzyloxy-7-oxy-pyrrolo[2,3-b]pyridine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester 937240-74-9 C21H22N2O6
    5-benzyloxy-7-oxy-pyrrolo[2,3-b]pyridine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester
    —— 5,8-dihydroxy-6-methoxy-2-phenyl-chromen-4-one 857403-05-5 C16H12O5
    5,8-dihydroxy-6-methoxy-2-phenyl-chromen-4-one
    —— 5-O-allyl-2,3,4-tri-O-benzyl-1-O-trityl-D-ribitol 111549-96-3 C48H48O5
    5-O-allyl-2,3,4-tri-O-benzyl-1-O-trityl-D-ribitol
    —— 5-chloro-7-(pyridin-2-ylethynyl)-1,3-benzodioxol-4-amine 643084-60-0 C14H9ClN2O2
    5-chloro-7-(pyridin-2-ylethynyl)-1,3-benzodioxol-4-amine
    —— (5S,6S)-epoxy-11,14-eicosadiyne-7Z,9E-dienoate 118333-86-1 C21H28O3
    (5S,6S)-epoxy-11,14-eicosadiyne-7Z,9E-dienoate
    —— 5-(benzyloxy)-6-(4-methylthiazol-2-ylamino)nicotinamide 936246-69-4 C17H16N4O2S
    5-(benzyloxy)-6-(4-methylthiazol-2-ylamino)nicotinamide
    —— (5-benzoyl-2-nitrophenyl)(phenoxy)acetonitrile 119679-96-8 C21H14N2O4
    (5-benzoyl-2-nitrophenyl)(phenoxy)acetonitrile
    —— 5-amino-3-(5-nitro-furan-2-yl)-isoxazole-4-carboxylic acid 2-diethylamino-ethyl ester 29109-62-4 C14H18N4O6
    5-amino-3-(5-nitro-furan-2-yl)-isoxazole-4-carboxylic acid 2-diethylamino-ethyl ester
    —— 5-(4-hydroxyphenyl)-2-(3-methylpyridin-2-yl)-2H-pyridazin-3-one 1353387-77-5 C16H13N3O2
    5-(4-hydroxyphenyl)-2-(3-methylpyridin-2-yl)-2H-pyridazin-3-one
    —— 5-azidopentyl (2,6-di-O-benzyl-3,4-O-isopropylidene-β-D-galactopyranosyl-(1->4)-3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside 190269-49-9 C56H62N4O12
    5-azidopentyl (2,6-di-O-benzyl-3,4-O-isopropylidene-β-D-galactopyranosyl-(1->4)-3,6-di-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside
    —— 5-Methyl-4-(2-methyl-4-phenyl-butylsulfanylmethyl)-1H-imidazole 131028-47-2 C16H22N2S
    5-Methyl-4-(2-methyl-4-phenyl-butylsulfanylmethyl)-1H-imidazole
    —— 5-amino-6-oxo-piperidine-2,3-dicarboxylic acid 57722-76-6 C7H10N2O5
    5-amino-6-oxo-piperidine-2,3-dicarboxylic acid
    —— (5-ethyl-quinolin-6-yl)-[5-(4-fluoro-phenyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridin-3-yl]-amine 1273549-61-3 C23H22FN5
    (5-ethyl-quinolin-6-yl)-[5-(4-fluoro-phenyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridin-3-yl]-amine
    —— 5'-O-benzoyl-2',3'-dideoxy-5-iodo-3'-(tritylamino)uridine 878412-66-9 C35H30IN3O5
    5'-O-benzoyl-2',3'-dideoxy-5-iodo-3'-(tritylamino)uridine
    —— 5β,9β-dihydroxy-(8α-H)-daucane 838864-59-8 C15H28O2
    5β,9β-dihydroxy-(8α-H)-daucane
    —— 5-Amino-4-cyano-1-(2'-methylphenyl)-3-phenylpyrazole 186896-29-7 C17H14N4
    5-Amino-4-cyano-1-(2'-methylphenyl)-3-phenylpyrazole
    —— 5-(4-Allylmorpholin-2-yl)methylidene-10,11-dihydro-5H-dibenzo[a,d]cycloheptene 60629-47-2 C23H25NO
    5-(4-Allylmorpholin-2-yl)methylidene-10,11-dihydro-5H-dibenzo[a,d]cycloheptene
    —— 5H-cyclohepta<b>pyridine-3-carboxylic acid, 2-<<(3,4-dimethoxyphenyl)methyl>amino>-6,7,8,9-tetrahydro-9-oxo-, ethyl ester 138722-53-9 C22H26N2O5
    5H-cyclohepta<b>pyridine-3-carboxylic acid, 2-<<(3,4-dimethoxyphenyl)methyl>amino>-6,7,8,9-tetrahydro-9-oxo-, ethyl ester
    —— 5-chloro-N,N-dimethyl-3-(trifluoromethyl)-1H-pyrazole-1-sulfonamide 922516-22-1 C6H7ClF3N3O2S
    5-chloro-N,N-dimethyl-3-(trifluoromethyl)-1H-pyrazole-1-sulfonamide
    —— 5-(3-nitro-phenyl)-tetrahydrofuran-2-one 175436-92-7 C10H9NO4
    5-(3-nitro-phenyl)-tetrahydrofuran-2-one
    —— 5-(cyclopropylamino)-7-[4-(2-hydroxyethyl)phenyl]-3-methyl-3H,4H-pyrido[4,3-d]pyrimidin-4-one 1263072-62-3 C19H20N4O2
    5-(cyclopropylamino)-7-[4-(2-hydroxyethyl)phenyl]-3-methyl-3H,4H-pyrido[4,3-d]pyrimidin-4-one
    —— 5-Cyanomethyl-1-trimethylsilanyl-1H-imidazole-4-carboxylic acid ethyl ester 79726-98-0 C11H17N3O2Si
    5-Cyanomethyl-1-trimethylsilanyl-1H-imidazole-4-carboxylic acid ethyl ester
    —— 5-Amino-1-(4-methyl-6-phenyl-cyclohex-3-enecarbonyl)-1H-pyrazole-4-carboxylic acid ethyl ester 908147-24-0 C20H23N3O3
    5-Amino-1-(4-methyl-6-phenyl-cyclohex-3-enecarbonyl)-1H-pyrazole-4-carboxylic acid ethyl ester
    —— 5-cyano-1(3)<i>H</i>-imidazole-4-carbonimidic acid ethyl ester; hydrochloride 113187-02-3 C7H8N4O*ClH
    5-cyano-1(3)<i>H</i>-imidazole-4-carbonimidic acid ethyl ester; hydrochloride
    —— 5-Nor-bicyclomycin-5-on-phenylhydrazon 66305-90-6 C17H22N4O7
    5-Nor-bicyclomycin-5-on-phenylhydrazon
    —— (5R,5aR,8aR,9S)-9-(2,6-dichloro-3,4,5-trimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl benzoate 1458601-47-2 C29H24Cl2O9
    (5R,5aR,8aR,9S)-9-(2,6-dichloro-3,4,5-trimethoxyphenyl)-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl benzoate
    —— 5'-phenylcyclohexanespiro-2'-oxazolidin-4'-one 10321-39-8 C14H17NO2
    5'-phenylcyclohexanespiro-2'-oxazolidin-4'-one
    —— 5-Nitro-2-chlor-4'-hydroxy-azobenzol 16604-96-9 C12H8ClN3O3
    5-Nitro-2-chlor-4'-hydroxy-azobenzol
    —— 5'-O-[bis(4-methoxyphenyl)(phenyl)methyl]-2'-deoxy-3-[(2E)-3,7-dimethylocta-2,6-dien-1-yl]-3,4-dihydrothymidine 1426239-94-2 C41H48N2O7
    5'-O-[bis(4-methoxyphenyl)(phenyl)methyl]-2'-deoxy-3-[(2E)-3,7-dimethylocta-2,6-dien-1-yl]-3,4-dihydrothymidine
    —— 5-(3-chlorophenyl)pyrimidine-4,6-diol 926008-51-7 C10H7ClN2O2
    5-(3-chlorophenyl)pyrimidine-4,6-diol
    —— 5-Phenyl-pentanon-(2)-dicarbonsaeure-(5,5)-dimethylester 93989-14-1 C15H18O5
    5-Phenyl-pentanon-(2)-dicarbonsaeure-(5,5)-dimethylester
    —— 5-(2-hydroxyanilinomethylene)-1,3-di(2-methylphenyl)-2-thiobarbituric acid 259791-89-4 C25H21N3O3S
    5-(2-hydroxyanilinomethylene)-1,3-di(2-methylphenyl)-2-thiobarbituric acid
    —— 5-tert-butyl-3-(3-methoxypropyl)thiazol-2(3H)-imine 959750-04-0 C11H20N2OS
    5-tert-butyl-3-(3-methoxypropyl)thiazol-2(3H)-imine
    —— 5-(6,7-dichloro-3-(1-(1-methylpiperidine-4-yl)-1H-tetrazole-5-ylthio)quinoxaline-2-yl)thiazole-2-ol 1337928-15-0 C18H16Cl2N8OS2
    5-(6,7-dichloro-3-(1-(1-methylpiperidine-4-yl)-1H-tetrazole-5-ylthio)quinoxaline-2-yl)thiazole-2-ol
    —— 5-(4-(2,4-difluorobenzoyl)piperidine-1-carbonyl)-N-(6-(4-fluorophenoxy)pyridin-3-yl)pyrazine-2-carboxamide 1356626-61-3 C29H22F3N5O4
    5-(4-(2,4-difluorobenzoyl)piperidine-1-carbonyl)-N-(6-(4-fluorophenoxy)pyridin-3-yl)pyrazine-2-carboxamide
    —— 5-[3,4-dimethoxy-5-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]-2-(4-fluorophenyl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide 1333242-22-0 C32H27FN4O7S
    5-[3,4-dimethoxy-5-([1,3]oxazolo[4,5-b]pyridin-2-yl)phenyl]-2-(4-fluorophenyl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide
    —— 5-[2-(Carboxymethyl-amino)-4-hydroxy-6-oxo-1,6-dihydro-pyrimidin-5-yl]-pentanoic acid 85308-30-1 C11H15N3O6
    5-[2-(Carboxymethyl-amino)-4-hydroxy-6-oxo-1,6-dihydro-pyrimidin-5-yl]-pentanoic acid
    —— 5-N-acetylimino-4-phenyl-3-phenylamino-4H-1,2,4-thiadiazoline 96816-29-4 C16H14N4OS
    5-N-acetylimino-4-phenyl-3-phenylamino-4H-1,2,4-thiadiazoline
    —— 5-bromo-5'-(3,4,5-trihydroxybenzoyl)-[2,2']bithiophene 1001590-55-1 C15H9BrO4S2
    5-bromo-5'-(3,4,5-trihydroxybenzoyl)-[2,2']bithiophene
    —— 5-(benzenesulfinyl)-2,5-dimethylcyclopent-2-en-1-one 93766-84-8 C13H14O2S
    5-(benzenesulfinyl)-2,5-dimethylcyclopent-2-en-1-one
    —— 5,6-dihydro-6,6-dimethyl-4-(β-carboxypropionylamino)-8H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidine 220190-65-8 C15H17N3O4S
    5,6-dihydro-6,6-dimethyl-4-(β-carboxypropionylamino)-8H-pyrano[4',3':4,5]thieno[2,3-d]pyrimidine
    —— 5,1-Dihydro-8,9-dimethoxypyrimido [4,5-b]quinolin-4-(1 H)-one 182922-52-7 C13H13N3O3
    5,1-Dihydro-8,9-dimethoxypyrimido [4,5-b]quinolin-4-(1 H)-one