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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5'-deoxy-5'-(hydroxymethyl)-6,5'(R)-cyclouridine 76248-58-3 C10H12N2O6
    5'-deoxy-5'-(hydroxymethyl)-6,5'(R)-cyclouridine
    —— 5'-ethynyl-1',3',3'-trimethyl-6-nitrospiro[chromene-2,2'-indoline] 1444001-84-6 C21H18N2O3
    5'-ethynyl-1',3',3'-trimethyl-6-nitrospiro[chromene-2,2'-indoline]
    —— 5-(3-Methoxy-phenyl)-2-naphthalen-2-yl-2,4-dihydro-pyrazol-3-one 936947-11-4 C20H16N2O2
    5-(3-Methoxy-phenyl)-2-naphthalen-2-yl-2,4-dihydro-pyrazol-3-one
    —— (5-Amino-6-carboxy-2-hydroxy-pyrimidin-4-ylamino)-essigsaeure 90000-63-8 C7H8N4O5
    (5-Amino-6-carboxy-2-hydroxy-pyrimidin-4-ylamino)-essigsaeure
    —— 5-benzoyl-4-hydroxy-2-piperidin-1-yl-thiophene-3-carbonitrile 39689-70-8 C17H16N2O2S
    5-benzoyl-4-hydroxy-2-piperidin-1-yl-thiophene-3-carbonitrile
    —— (5-amino-3-pentyl-[1,2,4]triazol-1-yl)-phosphonic acid bis-diethylamide 130987-36-9 C15H33N6OP
    (5-amino-3-pentyl-[1,2,4]triazol-1-yl)-phosphonic acid bis-diethylamide
    —— 5-Bromo-2-(perfluoropropyl)pyridine 1816282-96-8 C8H3BrF7N
    5-Bromo-2-(perfluoropropyl)pyridine
    —— (5-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)-[3-(2,5-dimethyl-oxazol-4-ylmethoxy)-2,6-difluoro-phenyl]-methanone 1036382-18-9 C20H14ClF2N3O3
    (5-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)-[3-(2,5-dimethyl-oxazol-4-ylmethoxy)-2,6-difluoro-phenyl]-methanone
    —— 5,6,8,9-tetrahydro-2-isopropoxy-12-methoxy-7H-dibenz<d,f>azonin-1-ol 94283-57-5 C20H25NO3
    5,6,8,9-tetrahydro-2-isopropoxy-12-methoxy-7H-dibenz<d,f>azonin-1-ol
    —— 5-(3′,4′-dimethoxyphenyl)-3-phenylisoxazole 1373647-62-1 C17H15NO3
    5-(3′,4′-dimethoxyphenyl)-3-phenylisoxazole
    —— (5-(benzyloxy)-1-(chloromethyl)-8-methyl-1,2-dihydrothieno[3,2-e]indol-3-yl)-(5,6,7-trimethoxyindol-2-yl)methanone 960315-01-9 C31H29ClN2O5S
    (5-(benzyloxy)-1-(chloromethyl)-8-methyl-1,2-dihydrothieno[3,2-e]indol-3-yl)-(5,6,7-trimethoxyindol-2-yl)methanone
    —— 5,7α-epidioxy-5α-B-homo-6-oxacholestan-3β-ol 3β-acetate 112375-24-3 C29H48O5
    5,7α-epidioxy-5α-B-homo-6-oxacholestan-3β-ol 3β-acetate
    —— (5S,6R,7R)-7-Acetylamino-3-methyl-5,8-dioxo-4-[1-phenylsulfanyl-meth-(Z)-ylidene]-5λ<sup>4</sup>-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2,2-trichloro-ethyl ester 74595-53-2 C19H17Cl3N2O5S2
    (5S,6R,7R)-7-Acetylamino-3-methyl-5,8-dioxo-4-[1-phenylsulfanyl-meth-(Z)-ylidene]-5λ<sup>4</sup>-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2,2-trichloro-ethyl ester
    —— 5-acetylamino-5-[2-(4-sulfamoylphenyl)ethylcarbamoyl]pentylammonium chloride 1610892-93-7 C16H26N4O4S*ClH
    5-acetylamino-5-[2-(4-sulfamoylphenyl)ethylcarbamoyl]pentylammonium chloride
    —— 5-exo-bromomethyl-1,2,3,4,7(syn)-pentachlorobicyclo<2.2.1>hept-2-ene 110678-09-6 C8H6BrCl5
    5-exo-bromomethyl-1,2,3,4,7(syn)-pentachlorobicyclo<2.2.1>hept-2-ene
    —— 5b,7b-diaza-3b,9b-dibora-4,9-di-n-butanebenzo[ghi]perylene 1227401-19-5 C28H32B2N2
    5b,7b-diaza-3b,9b-dibora-4,9-di-n-butanebenzo[ghi]perylene
    —— 5,10-Dimethyl-10-hydroxy-10,11-dihydro-dibenz<b,f>azepin 4904-84-1 C16H17NO
    5,10-Dimethyl-10-hydroxy-10,11-dihydro-dibenz<b,f>azepin
    —— 5-tert-butyl-7-(3,3-difluoro-pyrrolidin-1-yl)-3-(4,5-dimethyl-4H-[1,2,4]triazol-3-ylmethyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine 1433360-92-9 C17H23F2N9
    5-tert-butyl-7-(3,3-difluoro-pyrrolidin-1-yl)-3-(4,5-dimethyl-4H-[1,2,4]triazol-3-ylmethyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine
    —— 5-cyclopropyl-4-cyclopropylmethoxy-pyridine-2-carboxylic acid (2,2-dimethyl-1-thiazol-2-yl-propyl)-amide 1613235-74-7 C21H27N3O2S
    5-cyclopropyl-4-cyclopropylmethoxy-pyridine-2-carboxylic acid (2,2-dimethyl-1-thiazol-2-yl-propyl)-amide
    —— 5-((4S,5R)-5-((4-methoxybenzyloxy)methyl)-4-(3-(trifluoromethyl)phenyl)-2-oxooxazolidin-3-yl)pyridine-2-carbonitrile 1035487-09-2 C25H20F3N3O4
    5-((4S,5R)-5-((4-methoxybenzyloxy)methyl)-4-(3-(trifluoromethyl)phenyl)-2-oxooxazolidin-3-yl)pyridine-2-carbonitrile
    —— (5R,7S)-4-(2-benzylpyrrolidin-1-yl)-1-(3-chlorophenyl)-8-(cyclobutylmethyl)-7-methyl-1,3,8-triazaspiro[4.5]dec-3-en-2-one 1023304-23-5 C30H37ClN4O
    (5R,7S)-4-(2-benzylpyrrolidin-1-yl)-1-(3-chlorophenyl)-8-(cyclobutylmethyl)-7-methyl-1,3,8-triazaspiro[4.5]dec-3-en-2-one
    —— 5-(dibromomethyl)-2-(1-benzoyl-4-isopropyl-4-methyl-5-oxo-2-imidazolin-2-yl)nicotinic acid, methyl ester 124524-05-6 C22H21Br2N3O4
    5-(dibromomethyl)-2-(1-benzoyl-4-isopropyl-4-methyl-5-oxo-2-imidazolin-2-yl)nicotinic acid, methyl ester
    —— 5-(4-fluorophenyl)-1,2-dihydro-6-[4-(methylsulfonyl)phenyl]-2-oxo-3-pyridinecarboxylic acid 124065-94-7 C19H14FNO5S
    5-(4-fluorophenyl)-1,2-dihydro-6-[4-(methylsulfonyl)phenyl]-2-oxo-3-pyridinecarboxylic acid
    —— {5-[5-(5-chloro-2-methyl-phenyl)-6-(4-cyano-phenyl)-1-isopropyl-4-oxo-1,4,5,6-tetrahydro-pyrrolo[3,4-d]imidazol-2-yl]-6-methoxy-pyridin-3-yl}-acetic acid 1448867-85-3 C30H26ClN5O4
    {5-[5-(5-chloro-2-methyl-phenyl)-6-(4-cyano-phenyl)-1-isopropyl-4-oxo-1,4,5,6-tetrahydro-pyrrolo[3,4-d]imidazol-2-yl]-6-methoxy-pyridin-3-yl}-acetic acid
    —— [5-(4-bromo-phenyl)-furan-2-yl]-(4-chloro-phenyl)-methanol 59835-61-9 C17H12BrClO2
    [5-(4-bromo-phenyl)-furan-2-yl]-(4-chloro-phenyl)-methanol
    —— 5,5-dimethyl-1,3-hexadiynyl(phenyliodonium) triflate 139111-91-4 CF3O3S*C14H14I
    5,5-dimethyl-1,3-hexadiynyl(phenyliodonium) triflate
    —— 5-Chlor-fur-2-yl-carbonsaeure-methylamid 98142-15-5 C6H6ClNO2
    5-Chlor-fur-2-yl-carbonsaeure-methylamid
    —— (5R)-6-(tert-butyldimethylsilyloxy)-5-methylhex-1-ene 856191-02-1 C13H28OSi
    (5R)-6-(tert-butyldimethylsilyloxy)-5-methylhex-1-ene
    —— 5-methoxy-1,9-dimethyl-2,3,4,9-tetrahydro-1<i>H</i>-β-carboline-3-carboxylic acid 856967-51-6 C15H18N2O3
    5-methoxy-1,9-dimethyl-2,3,4,9-tetrahydro-1<i>H</i>-β-carboline-3-carboxylic acid
    —— 5-benzylidene-2-(4-ethoxy-phenylsulfanyl)-thiazol-4-one 57121-30-9 C18H15NO2S2
    5-benzylidene-2-(4-ethoxy-phenylsulfanyl)-thiazol-4-one
    —— 5-Isopropyl-4,4-dimethoxycarbonyl-2,3-diphenyl-oxazolidin 24102-83-8 C22H25NO5
    5-Isopropyl-4,4-dimethoxycarbonyl-2,3-diphenyl-oxazolidin
    —— 5-(octane-1-sulfonyloxy)-benzo[1,3]dioxole 109410-91-5 C15H22O5S
    5-(octane-1-sulfonyloxy)-benzo[1,3]dioxole
    —— 5-(2-Ethyl-pyridin-4-yl)-3H-[1,3,4]thiadiazol-2-one 13795-06-7 C9H9N3OS
    5-(2-Ethyl-pyridin-4-yl)-3H-[1,3,4]thiadiazol-2-one
    —— 5-fluoro-N-[9-(hydroxyamino)-9-oxononyl]-2,4-dioxopyrimidine-1-carboxamide 1236199-71-5 C14H21FN4O5
    5-fluoro-N-[9-(hydroxyamino)-9-oxononyl]-2,4-dioxopyrimidine-1-carboxamide
    —— 5-(2,4-dichlorophenyl)-N-[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]-3-ethyl-6-methylpyrazin-2-amine 535938-03-5 C24H25Cl2N3O
    5-(2,4-dichlorophenyl)-N-[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]-3-ethyl-6-methylpyrazin-2-amine
    —— 5,7-Dichloro-s-triazolo(3,4-b)benzothiazol 41814-69-1 C8H3Cl2N3S
    5,7-Dichloro-s-triazolo(3,4-b)benzothiazol
    —— 5-methoxy-Nβ-(9-methoxy-2-oxo-2H-pyrano[2,3-b]quinoline-3-carbonyl)-3-phenyl-1H-indole-2-carbohydrazide 1187440-65-8 C30H22N4O6
    5-methoxy-Nβ-(9-methoxy-2-oxo-2H-pyrano[2,3-b]quinoline-3-carbonyl)-3-phenyl-1H-indole-2-carbohydrazide
    —— 5-(4,4-Dimethoxy-butyl)-2,4,4-trimethyl-cyclohex-2-enone 125344-26-5 C15H26O3
    5-(4,4-Dimethoxy-butyl)-2,4,4-trimethyl-cyclohex-2-enone
    —— (5S,6R)-5-(tert-Butyl-dimethyl-silanyloxy)-6-trityloxymethyl-5,6-dihydro-pyran-2-one 116235-44-0 C31H36O4Si
    (5S,6R)-5-(tert-Butyl-dimethyl-silanyloxy)-6-trityloxymethyl-5,6-dihydro-pyran-2-one
    —— 5-(2-furyl)-N-phenacylpyrimidinium bromide 74963-07-8 Br*C16H13N2O2
    5-(2-furyl)-N-phenacylpyrimidinium bromide
    —— 5-Fluor-6-α-brom-5α-cholestan-3β-ol 52188-93-9 C27H46BrFO
    5-Fluor-6-α-brom-5α-cholestan-3β-ol
    —— 5-(2-(methylthio)ethyl)-2-(m-tolyl)oxazol-4(5H)-one 1393357-29-3 C13H15NO2S
    5-(2-(methylthio)ethyl)-2-(m-tolyl)oxazol-4(5H)-one
    —— (+/-)-5ξ-ethyl-4a-methyl-(4a<i>r</i>.8a<i>c</i>)-octahydro-naphthalen-2-one-(2.4-dinitro-phenylhydrazone) 110147-16-5 C19H26N4O4
    (+/-)-5ξ-ethyl-4a-methyl-(4a<i>r</i>.8a<i>c</i>)-octahydro-naphthalen-2-one-(2.4-dinitro-phenylhydrazone)
    —— 5-ethoxymethyl-3,7-dibromo-tropolone 102548-31-2 C10H10Br2O3
    5-ethoxymethyl-3,7-dibromo-tropolone
    —— (5-benzothiazol-2-ylazo-naphtho[1,2-<i>d</i>]thiazol-2-yl)-bis-(2-hydroxy-ethyl)-amine 115003-52-6 C22H19N5O2S2
    (5-benzothiazol-2-ylazo-naphtho[1,2-<i>d</i>]thiazol-2-yl)-bis-(2-hydroxy-ethyl)-amine
    —— 5-Azido-pentanoic acid benzhydryl-amide 595607-17-3 C18H20N4O
    5-Azido-pentanoic acid benzhydryl-amide
    —— 5-butyl-2-(1-(4-chlorophenyl)-2-(2,4-dichlorophenyl)-5-methyl-1H-imidazol-4-yl)oxazole 1049683-47-7 C23H20Cl3N3O
    5-butyl-2-(1-(4-chlorophenyl)-2-(2,4-dichlorophenyl)-5-methyl-1H-imidazol-4-yl)oxazole
    —— 5-(3-benzyloxy-phenyl)-1,4-dimethyl-1H-pyrrole-3-carboxylic acid (4-methanesulfonyl-phenyl)-amide 880778-98-3 C27H26N2O4S
    5-(3-benzyloxy-phenyl)-1,4-dimethyl-1H-pyrrole-3-carboxylic acid (4-methanesulfonyl-phenyl)-amide
    —— 5-oxo-3-cyclooctenyl-(2-hydroxy-4-methoxy)benzoate 471279-82-0 C16H18O5
    5-oxo-3-cyclooctenyl-(2-hydroxy-4-methoxy)benzoate
    —— 5-cyclobutyl-6-[(3,4-difluorophenyl)methyl]pyrazolo[1,5-a]pyrimidin-7-ol 1370226-19-9 C17H15F2N3O
    5-cyclobutyl-6-[(3,4-difluorophenyl)methyl]pyrazolo[1,5-a]pyrimidin-7-ol