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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-(5-chloro-2-hydroxy-phenyl)-2<i>H</i>-[1,2,3]triazole-4-carboxylic acid amide 31171-03-6 C9H8ClN5O2
    5-amino-2-(5-chloro-2-hydroxy-phenyl)-2<i>H</i>-[1,2,3]triazole-4-carboxylic acid amide
    —— 5,11,17,23-tetraacetyl-25,26,27,28-tetrapropyloxycalix[4]arene 1352056-22-4 C48H56O8
    5,11,17,23-tetraacetyl-25,26,27,28-tetrapropyloxycalix[4]arene
    —— 5-[4-(2-hydroxy-ethyl)-piperazin-1-ylmethyl]-2,3-dimethyl-1,5,6,7-tetrahydro-indol-4-one 19239-26-0 C17H27N3O2
    5-[4-(2-hydroxy-ethyl)-piperazin-1-ylmethyl]-2,3-dimethyl-1,5,6,7-tetrahydro-indol-4-one
    —— 5-(N-benzyl-p-toluenesulfonamido)-3,4-epoxy-2,3-dimethyl-6-phenylhexaon-2-ol 82495-73-6 C28H33NO4S
    5-(N-benzyl-p-toluenesulfonamido)-3,4-epoxy-2,3-dimethyl-6-phenylhexaon-2-ol
    —— 5-Chloro-1H-naphtho[2,3-g]indole-2,3,6,11-tetraone 98764-23-9 C16H6ClNO4
    5-Chloro-1H-naphtho[2,3-g]indole-2,3,6,11-tetraone
    —— 5-Benzoyl-2-hydroxybenzophenon 2589-81-3 C20H14O3
    5-Benzoyl-2-hydroxybenzophenon
    —— 5-amino-3-(2-methoxy-4-methyl-phenyl)-2-methyl-3<i>H</i>-quinazolin-4-one 4585-34-6 C17H17N3O2
    5-amino-3-(2-methoxy-4-methyl-phenyl)-2-methyl-3<i>H</i>-quinazolin-4-one
    —— 5-Hydroxy-2-(6-methoxycarbonyl-hexyl)-3-[(E)-phenylsulfanylmethoxyimino]-cyclopentanecarboxylic acid methyl ester 52437-96-4 C22H31NO6S
    5-Hydroxy-2-(6-methoxycarbonyl-hexyl)-3-[(E)-phenylsulfanylmethoxyimino]-cyclopentanecarboxylic acid methyl ester
    —— (5S,6R,10R)-2-(benzylthio)-6,10-dimethyl-4-oxo-1-thia-3-azaspiro[4.5]deca-2,7-diene-7-carboxaldehyde 1433721-21-1 C18H19NO2S2
    (5S,6R,10R)-2-(benzylthio)-6,10-dimethyl-4-oxo-1-thia-3-azaspiro[4.5]deca-2,7-diene-7-carboxaldehyde
    —— 5,6-dichloro-3-(cyclopropyl-methyl-amino)-pyrazine-2-carboxylic acid methyl ester 36932-47-5 C10H11Cl2N3O2
    5,6-dichloro-3-(cyclopropyl-methyl-amino)-pyrazine-2-carboxylic acid methyl ester
    —— 5-bromo-nicotinic acid 13-bromo-1,6-dimethyl-ergolin-8-ylmethyl ester 51693-01-7 C23H23Br2N3O2
    5-bromo-nicotinic acid 13-bromo-1,6-dimethyl-ergolin-8-ylmethyl ester
    —— 5-Trichloromethyl-3-(4'-methylbiphenyl-2-yl)-1,2,4-oxadiazole 147403-94-9 C16H11Cl3N2O
    5-Trichloromethyl-3-(4'-methylbiphenyl-2-yl)-1,2,4-oxadiazole
    —— 5-(cyclohexyloxy)-2-methyl-1,3-benzothiazole 1355361-81-7 C14H17NOS
    5-(cyclohexyloxy)-2-methyl-1,3-benzothiazole
    —— 5-bromothiophene-2-carboxylic acid 3,4,5-tridodecyloxybenzyl ester 1196459-33-2 C48H81BrO5S
    5-bromothiophene-2-carboxylic acid 3,4,5-tridodecyloxybenzyl ester
    —— 5-Methyl-2-methylen-cyclopentanon-3-carbonsaeure 90953-85-8 C8H10O3
    5-Methyl-2-methylen-cyclopentanon-3-carbonsaeure
    —— 5-dimethylsulfamoyl-2-(6-methoxy-benzofuran-2-yl)-1,3-dimethyl-benzoimidazolium 66315-86-4 C20H22N3O4S
    5-dimethylsulfamoyl-2-(6-methoxy-benzofuran-2-yl)-1,3-dimethyl-benzoimidazolium
    —— 5,6-dichloro-2-oxo-benzooxazole-3-carboxylic acid 4-chloro-3-trifluoromethyl-anilide 16259-44-2 C15H6Cl3F3N2O3
    5,6-dichloro-2-oxo-benzooxazole-3-carboxylic acid 4-chloro-3-trifluoromethyl-anilide
    —— 5-diethoxythiophosphoryloxy-2-phenyl-2<i>H</i>-[1,2,4]triazole-3-carboxylic acid methyl ester 37594-19-7 C14H18N3O5PS
    5-diethoxythiophosphoryloxy-2-phenyl-2<i>H</i>-[1,2,4]triazole-3-carboxylic acid methyl ester
    —— 5-((10R,13S)-10,13-Dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-5-methyl-5H-furan-2-one 103837-63-4 C24H32O3
    5-((10R,13S)-10,13-Dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-5-methyl-5H-furan-2-one
    —— 5,5-diphenyl-3-<i>p</i>-tolyl-3,5-dihydro-imidazol-4-one 95163-50-1 C22H18N2O
    5,5-diphenyl-3-<i>p</i>-tolyl-3,5-dihydro-imidazol-4-one
    —— [5-Amino-3-(5-nitro-furan-2-yl)-isoxazole-4-carbonyl]-urea 15381-98-3 C9H7N5O6
    [5-Amino-3-(5-nitro-furan-2-yl)-isoxazole-4-carbonyl]-urea
    —— 5-(4-benzyloxy-3-<i>tert</i>-butyl-benzyl)-5-methyl-imidazolidine-2,4-dione 33912-18-4 C22H26N2O3
    5-(4-benzyloxy-3-<i>tert</i>-butyl-benzyl)-5-methyl-imidazolidine-2,4-dione
    —— ((5S,8R,10S,13S,14S)-3,17-Diacetoxy-10,13-dimethyl-4,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-2-yl)-acetic acid 22287-23-6 C25H36O6
    ((5S,8R,10S,13S,14S)-3,17-Diacetoxy-10,13-dimethyl-4,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-2-yl)-acetic acid
    —— 5-Hexyl-6-hydroxy-2-mercapto-pyrimidine-4-carbaldehyde 31349-91-4 C11H16N2O2S
    5-Hexyl-6-hydroxy-2-mercapto-pyrimidine-4-carbaldehyde
    —— (5R)-3-[4-(cyclohexylmethoxy)benzyl]-5-methyl-1,3-oxazolidin-2-one 1095987-13-5 C18H25NO3
    (5R)-3-[4-(cyclohexylmethoxy)benzyl]-5-methyl-1,3-oxazolidin-2-one
    —— 5-{[N-(methyl)cyclohexylamino]methyl}-7-iodoisoindolinone 1021343-68-9 C16H21IN2O
    5-{[N-(methyl)cyclohexylamino]methyl}-7-iodoisoindolinone
    —— 5-(4-trifluoromethylphenyl)-3-(4-tetrahydropyranyl)imino-2-(6-acetamido-3-pyridyl)amino-3,5-dihydrophenazine 1353736-94-3 C31H27F3N6O2
    5-(4-trifluoromethylphenyl)-3-(4-tetrahydropyranyl)imino-2-(6-acetamido-3-pyridyl)amino-3,5-dihydrophenazine
    —— 5-Ethyl-2-isopropyl-5-methyl-[1,3]dioxane 58858-52-9 C10H20O2
    5-Ethyl-2-isopropyl-5-methyl-[1,3]dioxane
    —— 5-deoxy-5-fluoro-1,2-O-isopropylidene-6-O-triphenylmethyl-β-L-talofuranose 250128-89-3 C28H29FO5
    5-deoxy-5-fluoro-1,2-O-isopropylidene-6-O-triphenylmethyl-β-L-talofuranose
    —— (5R,8S,10S,13R,14S,17R)-4,4,10,13,14-Pentamethyl-17-[(R)-1-methyl-3-((S)-2,2,5,5-tetramethyl-[1,3]dioxolan-4-yl)-propyl]-3-oxo-4,5,6,7,8,10,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-2-carboxylic acid methyl ester 861216-63-9 C35H54O5
    (5R,8S,10S,13R,14S,17R)-4,4,10,13,14-Pentamethyl-17-[(R)-1-methyl-3-((S)-2,2,5,5-tetramethyl-[1,3]dioxolan-4-yl)-propyl]-3-oxo-4,5,6,7,8,10,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-2-carboxylic acid methyl ester
    —— 5-vinyl-γ-tocopherol isopropyl ether 1232050-73-5 C33H56O2
    5-vinyl-γ-tocopherol isopropyl ether
    —— 5-(4-methylphenyl)-2-(4-nitrophenyl)oxazole 1589638-20-9 C16H12N2O3
    5-(4-methylphenyl)-2-(4-nitrophenyl)oxazole
    —— 5-(2,5-dichloro-4-nitro-phenylazo)-6-methyl-2-thioxo-2,3-dihydro-1<i>H</i>-pyrimidin-4-one 35868-31-6 C11H7Cl2N5O3S
    5-(2,5-dichloro-4-nitro-phenylazo)-6-methyl-2-thioxo-2,3-dihydro-1<i>H</i>-pyrimidin-4-one
    —— 5-(7-Ethoxy-5-methyl-4-oxo-2-trifluoromethyl-4H-chromen-3-yl)-benzofuran-2-carboxylic acid ethyl ester 51129-57-8 C24H19F3O6
    5-(7-Ethoxy-5-methyl-4-oxo-2-trifluoromethyl-4H-chromen-3-yl)-benzofuran-2-carboxylic acid ethyl ester
    —— 5-[3-(2-amino-6-oxo-1,6-dihydro-purin-9-yl)-phenylcarbamoyl]-2,4-dichloro-benzenesulfonyl fluoride 32976-78-6 C18H11Cl2FN6O4S
    5-[3-(2-amino-6-oxo-1,6-dihydro-purin-9-yl)-phenylcarbamoyl]-2,4-dichloro-benzenesulfonyl fluoride
    —— 5-Acetamido-5,6-dideoxy-L-idopyranose 30572-81-7 C8H15NO5
    5-Acetamido-5,6-dideoxy-L-idopyranose
    —— 5,6,6'-Trichloro-3,3'-bipyridazine 28732-45-8 C8H3Cl3N4
    5,6,6'-Trichloro-3,3'-bipyridazine
    —— 5-Propyl-2-tributylstannanyl-2H-tetrazole 34833-33-5 C16H34N4Sn
    5-Propyl-2-tributylstannanyl-2H-tetrazole
    —— 5-Methoxy-3-chlorimino-2-phenyl-3H-indol 23847-43-0 C15H11ClN2O
    5-Methoxy-3-chlorimino-2-phenyl-3H-indol
    —— (5Z,11E,13E)-15-(tert-Butyl-diphenyl-silanyloxy)-2,9,9-tris-methoxycarbonyl-6,14-dimethyl-pentadeca-5,11,13-trienoic acid methyl ester 151805-99-1 C40H54O9Si
    (5Z,11E,13E)-15-(tert-Butyl-diphenyl-silanyloxy)-2,9,9-tris-methoxycarbonyl-6,14-dimethyl-pentadeca-5,11,13-trienoic acid methyl ester
    —— 5-Brom-2,3-bis(4-methylphenyl)-1,4-diphenyl-1,3-cyclopentadien 87387-14-2 C31H25Br
    5-Brom-2,3-bis(4-methylphenyl)-1,4-diphenyl-1,3-cyclopentadien
    —— 5-Amino-3-nitromethyl-1-phenyl-pyrazol-4-carbohydrazid 86737-52-2 C11H12N6O3
    5-Amino-3-nitromethyl-1-phenyl-pyrazol-4-carbohydrazid
    —— 5-acetoxy-7-bromo-13,17-bis-(2-methoxycarbonyl-ethyl)-3,8,12,18-tetramethyl-21<i>H</i>,23<i>H</i>-porphine-2-carboxylic acid ethyl ester 30193-36-3 C37H39BrN4O8
    5-acetoxy-7-bromo-13,17-bis-(2-methoxycarbonyl-ethyl)-3,8,12,18-tetramethyl-21<i>H</i>,23<i>H</i>-porphine-2-carboxylic acid ethyl ester
    —— 5-(2-amino-benzyl)-1,3-dimethyl-pyrimidine-2,4,6-trione 39260-01-0 C13H15N3O3
    5-(2-amino-benzyl)-1,3-dimethyl-pyrimidine-2,4,6-trione
    —— 5-(7-benzyloxy-2-methyl-4-oxo-4<i>H</i>-chromen-3-yl)-furan-2-carboxylic acid 39258-65-6 C22H16O6
    5-(7-benzyloxy-2-methyl-4-oxo-4<i>H</i>-chromen-3-yl)-furan-2-carboxylic acid
    —— 5,8-Dimethoxy-1-(3-methoxy-benzyl)-1,2,3,4-tetrahydro-isoquinoline; hydrochloride 106462-61-7 C19H23NO3*ClH
    5,8-Dimethoxy-1-(3-methoxy-benzyl)-1,2,3,4-tetrahydro-isoquinoline; hydrochloride
    —— 5-(5,6-dimethoxypyridin-3-yl)-2-(1-prop-2-ynylpyrazol-4-yl)-3H-isoindol-1-one 1315534-98-5 C21H18N4O3
    5-(5,6-dimethoxypyridin-3-yl)-2-(1-prop-2-ynylpyrazol-4-yl)-3H-isoindol-1-one
    —— <5'-O-Trityl-thymidylyl-(3'-3')>-5'-O-trityl-thymidin-(2,2,2-trichlorethylester) 25955-22-0 C60H56Cl3N4O12P
    <5'-O-Trityl-thymidylyl-(3'-3')>-5'-O-trityl-thymidin-(2,2,2-trichlorethylester)
    —— 5-Chlor-2-<4-(4-methoxy-styryl)-phenyl>-benzo<b>furan 22846-33-9 C23H17ClO2
    5-Chlor-2-<4-(4-methoxy-styryl)-phenyl>-benzo<b>furan
    —— (5S,6S,8S,9S,10R,11S,13R,14S,17S)-17-Ethyl-4,4,9,13,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthrene-6,11-diol 38513-55-2 C24H42O2
    (5S,6S,8S,9S,10R,11S,13R,14S,17S)-17-Ethyl-4,4,9,13,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthrene-6,11-diol