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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-acetyl-6,7-diphenyl-5,6,7,8-tetrahydro-1<i>H</i>-pteridine-2,4-dione 60916-20-3 C20H18N4O3
    5-acetyl-6,7-diphenyl-5,6,7,8-tetrahydro-1<i>H</i>-pteridine-2,4-dione
    —— 5-(4-chloro-benzylidene)-3-(4-chloro-phenyl)-2-phenyl-thiazolidin-4-one 58826-61-2 C22H15Cl2NOS
    5-(4-chloro-benzylidene)-3-(4-chloro-phenyl)-2-phenyl-thiazolidin-4-one
    —— 5-aminomethyl-4-(4-fluorophenylamino)-6-methyl-2-phenylpyrimidine 871984-23-5 C18H17FN4
    5-aminomethyl-4-(4-fluorophenylamino)-6-methyl-2-phenylpyrimidine
    —— 5-[1-(2-isopropoxyethyl)-1H-tetrazol-5-yl]-5'-isopropyl-2'-methoxybiphenyl-2,4-diol 1143625-86-8 C22H28N4O4
    5-[1-(2-isopropoxyethyl)-1H-tetrazol-5-yl]-5'-isopropyl-2'-methoxybiphenyl-2,4-diol
    —— 5-Hydrazino-1-phenyl-1,2,4-triazol 21434-17-3 C8H9N5
    5-Hydrazino-1-phenyl-1,2,4-triazol
    —— 5-(ethylthio)-2,2-difluoro-4,6-dimethyl-2H-1l3,3,2l4-dioxaborinine 1186339-59-2 C7H11BF2O2S
    5-(ethylthio)-2,2-difluoro-4,6-dimethyl-2H-1l3,3,2l4-dioxaborinine
    —— 5-methyl-2-phenylmethanesulfonyl-2<i>H</i>-pyrazole-3,4-dione 4-[(4-chloro-phenyl)-hydrazone] 63682-14-4 C17H15ClN4O3S
    5-methyl-2-phenylmethanesulfonyl-2<i>H</i>-pyrazole-3,4-dione 4-[(4-chloro-phenyl)-hydrazone]
    —— 5-amino-1-β-<i>D</i>-arabinofuranosyl-1<i>H</i>-imidazole-4-carboxylic acid methyl ester 61133-97-9 C10H15N3O6
    5-amino-1-β-<i>D</i>-arabinofuranosyl-1<i>H</i>-imidazole-4-carboxylic acid methyl ester
    —— 5,5'-p-phenylenedioxy-di-valeric acid diethyl ester 102315-44-6 C20H30O6
    5,5'-p-phenylenedioxy-di-valeric acid diethyl ester
    —— 5,10-undecadienyl acetate 685888-05-5 C13H22O2
    5,10-undecadienyl acetate
    —— 5-(4-chloro-phenyl)-6-(2,2,2-trifluoro-ethoxy)-pyridazine-3-carboxylic acid (3-trifluoromethyl-isoxazol-5-ylmethyl)-amide 1364676-00-5 C18H11ClF6N4O3
    5-(4-chloro-phenyl)-6-(2,2,2-trifluoro-ethoxy)-pyridazine-3-carboxylic acid (3-trifluoromethyl-isoxazol-5-ylmethyl)-amide
    —— 5-methyl-1-{[4-(trifluoromethyl)phenyl]methyl}-1H-1,2,3-triazol-4-amine 1528795-75-6 C11H11F3N4
    5-methyl-1-{[4-(trifluoromethyl)phenyl]methyl}-1H-1,2,3-triazol-4-amine
    —— 5-ethoxycarbonyl-4-oxo-2,3-diphenyl-4,5-dihydro-thiazolium betaine 61522-24-5 C18H15NO3S
    5-ethoxycarbonyl-4-oxo-2,3-diphenyl-4,5-dihydro-thiazolium betaine
    —— 5-hydroxy-3,8-dimethyl-nona-2<i>c</i>,4<i>t</i>-dienoic acid-lactone 104173-94-6 C11H16O2
    5-hydroxy-3,8-dimethyl-nona-2<i>c</i>,4<i>t</i>-dienoic acid-lactone
    —— 5-[3-(2-chlorophenyl)propionylamino]-3-(2-fluoro-5-methylphenyl)-4-(4-pyridyl)isoxazole 1000187-68-7 C24H19ClFN3O2
    5-[3-(2-chlorophenyl)propionylamino]-3-(2-fluoro-5-methylphenyl)-4-(4-pyridyl)isoxazole
    —— 5-amino-3-(2-chloro-4-fluorophenyl)-4-(4-pyrimidinyl)isoxazole 897646-11-6 C13H8ClFN4O
    5-amino-3-(2-chloro-4-fluorophenyl)-4-(4-pyrimidinyl)isoxazole
    —— 5-cyclopropyl-3-fluoro-2-(6-(2-fluorophenyl)pyridin-3-ylamino)benzoic acid 1119087-88-5 C21H16F2N2O2
    5-cyclopropyl-3-fluoro-2-(6-(2-fluorophenyl)pyridin-3-ylamino)benzoic acid
    —— 5-methoxy-1-methyl-2-((triisopropylsilyl)ethynyl)-1H-indole 1416166-28-3 C21H31NOSi
    5-methoxy-1-methyl-2-((triisopropylsilyl)ethynyl)-1H-indole
    —— 5-(dimethyl(phenylethynyl)silyl)pentyl 4-methylbenzenesulfonate 1566533-42-3 C22H28O3SSi
    5-(dimethyl(phenylethynyl)silyl)pentyl 4-methylbenzenesulfonate
    —— 5-(3,5-difluoro-benzenesulfonyl)-7,7-dimethyl-3-(2-nitro-4-pyrrolidin-1-ylmethyl-benzoylamino)-4,5,6,7-tetrahydro-pyrazolo[4,3-c]pyridine-2-carboxylic acid ethyl ester 942469-03-6 C29H32F2N6O7S
    5-(3,5-difluoro-benzenesulfonyl)-7,7-dimethyl-3-(2-nitro-4-pyrrolidin-1-ylmethyl-benzoylamino)-4,5,6,7-tetrahydro-pyrazolo[4,3-c]pyridine-2-carboxylic acid ethyl ester
    —— 5-Acetylamino-2,4,6-triiodo-N-methyl-isophthalamic acid ethyl ester 3522-99-4 C13H13I3N2O4
    5-Acetylamino-2,4,6-triiodo-N-methyl-isophthalamic acid ethyl ester
    —— 5-chloro-3-(2-ethoxypyridin-3-yl)-3-[4-(4-methylpiperazin-1-yl)benzylamino]-1,3-dihydroindol-2-one 1170678-74-6 C27H30ClN5O2
    5-chloro-3-(2-ethoxypyridin-3-yl)-3-[4-(4-methylpiperazin-1-yl)benzylamino]-1,3-dihydroindol-2-one
    —— 5-(4-bromophenyl)-4-(diphenylmethylene)-1-(phenylsulfonyl)-4,5-dihydro-1H-pyrazole 1311197-02-0 C28H21BrN2O2S
    5-(4-bromophenyl)-4-(diphenylmethylene)-1-(phenylsulfonyl)-4,5-dihydro-1H-pyrazole
    —— 5-Diethoxymethyl-3-isopropyl-thiophene-2-carboxylic acid methyl ester 1400662-30-7 C14H22O4S
    5-Diethoxymethyl-3-isopropyl-thiophene-2-carboxylic acid methyl ester
    —— 5,5,9,9-Tetramethyl-3-thioxo-2-azaspiro<3.5>nonan-1-on 77298-04-5 C12H19NOS
    5,5,9,9-Tetramethyl-3-thioxo-2-azaspiro<3.5>nonan-1-on
    —— 5-[[1-(2-Bromobenzoyl)-5-methoxyindol-3-yl]methylidene]-2-sulfanylidene-1,3-diazinane-4,6-dione 1424353-57-0 C21H14BrN3O4S
    5-[[1-(2-Bromobenzoyl)-5-methoxyindol-3-yl]methylidene]-2-sulfanylidene-1,3-diazinane-4,6-dione
    —— 5-(2,5-dihydroxyphenyl)-5-(3,4-dimethylphenyl)furan-2(5H)-one 1253184-66-5 C18H16O4
    5-(2,5-dihydroxyphenyl)-5-(3,4-dimethylphenyl)furan-2(5H)-one
    —— 5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-3-iodopyridin-2(1H)-one 1310875-98-9 C19H13F3INO
    5-(2,4-difluorobenzyl)-1-(2-fluorobenzyl)-3-iodopyridin-2(1H)-one
    —— 5'-O-[(4-chlorophenoxy)[[(1S)-2-(1,1-dimethylethoxy)-1-methyl-2-oxoethyl]amino]phosphinyl]-2'-C-methyl-cytidine 946511-38-2 C23H32ClN4O9P
    5'-O-[(4-chlorophenoxy)[[(1S)-2-(1,1-dimethylethoxy)-1-methyl-2-oxoethyl]amino]phosphinyl]-2'-C-methyl-cytidine
    —— 5-(2-hydroxy-2,2-diphenylethyl)-3-hydroxyisoxazole 87318-64-7 C17H15NO3
    5-(2-hydroxy-2,2-diphenylethyl)-3-hydroxyisoxazole
    —— 5-{5-[2-(methoxymethyl)-2'-methylbiphenyl-4-yl]-1,2,4-oxadiazol-3-yl}pyridin-2-amine hydrochloride 1243557-43-8 C22H20N4O2*ClH
    5-{5-[2-(methoxymethyl)-2'-methylbiphenyl-4-yl]-1,2,4-oxadiazol-3-yl}pyridin-2-amine hydrochloride
    —— (5-Carboxymethyl-2,3,6,7-tetramethyl-naphthalen-1-yl)-acetic acid 194606-20-7 C18H20O4
    (5-Carboxymethyl-2,3,6,7-tetramethyl-naphthalen-1-yl)-acetic acid
    —— 5-((tert-butyldimethylsilyl)oxy)-2-methyl-1-phenylpent-3-yn-1-ol 1048027-93-5 C18H28O2Si
    5-((tert-butyldimethylsilyl)oxy)-2-methyl-1-phenylpent-3-yn-1-ol
    —— 5-amino-2-[2-[3-[2-(5-amino-1-ethyl-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene)ethylidene]-2-(4-chlorophenyl)-1-cyclohexen-1-yl]ethenyl]-1-ethyl-3,3-dimethyl-3H-indolium iodide 1618132-31-2 C40H46ClN4*I
    5-amino-2-[2-[3-[2-(5-amino-1-ethyl-1,3-dihydro-3,3-dimethyl-2H-indol-2-ylidene)ethylidene]-2-(4-chlorophenyl)-1-cyclohexen-1-yl]ethenyl]-1-ethyl-3,3-dimethyl-3H-indolium iodide
    —— 5-tert-butyl-2-(2-(hydroxymethyl)-3-(1-methyl-6-oxo-5-(pyrimidin-4-ylamino)-1,6-dihydropyridazin-3-yl)phenyl)isoindolin-1-one 1361386-59-5 C28H28N6O3
    5-tert-butyl-2-(2-(hydroxymethyl)-3-(1-methyl-6-oxo-5-(pyrimidin-4-ylamino)-1,6-dihydropyridazin-3-yl)phenyl)isoindolin-1-one
    —— 5-(4-chloro-phenyl)-N-(5-cyclopropyl-isoxazol-3-ylmethyl)-6-cyclopropyl-methoxy-nicotinamide 1364675-37-5 C23H22ClN3O3
    5-(4-chloro-phenyl)-N-(5-cyclopropyl-isoxazol-3-ylmethyl)-6-cyclopropyl-methoxy-nicotinamide
    —— 5-cyclohexyl-2-diazo-5-hydroxy-1-phenylpentane-1,3-dione 1448676-04-7 C17H20N2O3
    5-cyclohexyl-2-diazo-5-hydroxy-1-phenylpentane-1,3-dione
    —— (5,6-dihydrofuran-2-yl)(4-methoxyphenyl)methanol 795287-97-7 C12H14O3
    (5,6-dihydrofuran-2-yl)(4-methoxyphenyl)methanol
    —— 5-(2-amino-thiazol-4-yl)-2-bromo-<i>N</i>-(4-methoxy-phenyl)-benzenesulfonamide 73034-79-4 C16H14BrN3O3S2
    5-(2-amino-thiazol-4-yl)-2-bromo-<i>N</i>-(4-methoxy-phenyl)-benzenesulfonamide
    —— 5-tert-butyldimethylsilyloxy-4-[(1E,3E,5E)-6-(2-furanyl)hexa-1,3,5-trienyl]-2(5H)-furanone 958300-41-9 C20H26O4Si
    5-tert-butyldimethylsilyloxy-4-[(1E,3E,5E)-6-(2-furanyl)hexa-1,3,5-trienyl]-2(5H)-furanone
    —— 5-(2-tert-butoxycarbonylpropyl)furan-2-carboxylic acid methyl ester 1311290-86-4 C14H20O5
    5-(2-tert-butoxycarbonylpropyl)furan-2-carboxylic acid methyl ester
    —— (5S,6S)-5,6-bis(benzyloxy)-8-[(tert-butyldimethylsilyl)oxy]-3,9-dimethyldeca-3,9-dien-2-one 1429033-63-5 C32H46O4Si
    (5S,6S)-5,6-bis(benzyloxy)-8-[(tert-butyldimethylsilyl)oxy]-3,9-dimethyldeca-3,9-dien-2-one
    —— 5,8-epoxy-5,8-dihydrotribenzo<a,c,e>cyclooctene 79503-92-7 C20H14O
    5,8-epoxy-5,8-dihydrotribenzo<a,c,e>cyclooctene
    —— (5-ethylidene-3,4,4-trimethyl-oxazolidin-2-ylidene)-acetic acid ethyl ester 7126-22-9 C12H19NO3
    (5-ethylidene-3,4,4-trimethyl-oxazolidin-2-ylidene)-acetic acid ethyl ester
    —— 5-Methyl-2-(4-methyl-benzyl)-1-p-tolyl-hexan-1-one 26307-42-6 C22H28O
    5-Methyl-2-(4-methyl-benzyl)-1-p-tolyl-hexan-1-one
    —— 5-(4-ethynylphenyl)-1,2,5-dithiazepane 476182-61-3 C12H13NS2
    5-(4-ethynylphenyl)-1,2,5-dithiazepane
    —— 5'-O-(4,4'-dimethoxytrityl)-2'-(N-(p-phenylazo)benzamido)-2'-deoxyuridine 949585-18-6 C43H39N5O8
    5'-O-(4,4'-dimethoxytrityl)-2'-(N-(p-phenylazo)benzamido)-2'-deoxyuridine
    —— 5-bromo-N<sup>4</sup>-(tetrahydro-2H-pyran-4-yl)-2-(1H-indazol-1-yl)-N<sup>6</sup>-(prop-2-ynyl)pyrimidine-4,6-diamine 1620910-53-3 C19H19BrN6O
    5-bromo-N<sup>4</sup>-(tetrahydro-2H-pyran-4-yl)-2-(1H-indazol-1-yl)-N<sup>6</sup>-(prop-2-ynyl)pyrimidine-4,6-diamine
    —— 5-[4-[2-(5-Fluoro-2-methoxyphenoxy)-ethylamino]pentyl]-2-methoxybenzenesulfonamide hydrochloride 144818-78-0 C21H29FN2O5S*ClH
    5-[4-[2-(5-Fluoro-2-methoxyphenoxy)-ethylamino]pentyl]-2-methoxybenzenesulfonamide hydrochloride
    —— 5-Chlor-1,5-hexadien-3-oncyanhydrin 58208-15-4 C7H8ClNO
    5-Chlor-1,5-hexadien-3-oncyanhydrin