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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,6,8,9-tetrahydro-2,12-dimethoxy-7H-dibenz<d,f>azonin-1-ol 93631-26-6 C18H21NO3
    5,6,8,9-tetrahydro-2,12-dimethoxy-7H-dibenz<d,f>azonin-1-ol
    —— 5-Methoxy-2-diethylaminomethyl-indol 7410-27-7 C14H20N2O
    5-Methoxy-2-diethylaminomethyl-indol
    —— 5-(4-(((R)-4-(3-chlorophenyl)-2,3-dihydro-1H-inden-1-yl)oxy)phenyl)-3-hydroxyisothiazole 1-oxide 1404226-57-8 C24H18ClNO3S
    5-(4-(((R)-4-(3-chlorophenyl)-2,3-dihydro-1H-inden-1-yl)oxy)phenyl)-3-hydroxyisothiazole 1-oxide
    —— 5-(4-amino-2-ethoxymethyl-phenoxy)-thiazol-2-ylamine 1234711-85-3 C12H15N3O2S
    5-(4-amino-2-ethoxymethyl-phenoxy)-thiazol-2-ylamine
    —— (5-Bromo-thiophen-2-yl)-oxo-thioacetic acid S-butyl ester 64322-75-4 C10H11BrO2S2
    (5-Bromo-thiophen-2-yl)-oxo-thioacetic acid S-butyl ester
    —— (5-phenyl-4-<i>p</i>-tolyl-4<i>H</i>-[1,2,4]triazol-3-yl)-<i>p</i>-tolyl-amine 62441-50-3 C22H20N4
    (5-phenyl-4-<i>p</i>-tolyl-4<i>H</i>-[1,2,4]triazol-3-yl)-<i>p</i>-tolyl-amine
    —— (5'R)-5'-methyl-5'-[methyl (4R)-2,3-O-isopropylidene-β-D-erythrofuranosid-4-C-yl]-imidazolidin-2',4'-dione 360577-33-9 C12H18N2O6
    (5'R)-5'-methyl-5'-[methyl (4R)-2,3-O-isopropylidene-β-D-erythrofuranosid-4-C-yl]-imidazolidin-2',4'-dione
    —— 5-chloro-6'-[2-chloro-5-(trifluoromethyl)phenyl]-2,6-dimethyl-3,3'-bipyridin-4(1H)-one 909848-24-4 C19H13Cl2F3N2O
    5-chloro-6'-[2-chloro-5-(trifluoromethyl)phenyl]-2,6-dimethyl-3,3'-bipyridin-4(1H)-one
    —— 5-O-allyl-1,2,3-tri-O-benzyl-4-O-(2,3-di-O-acetyl-4,6-O-ethylidene-β-D-glucopyranosyl)-D-ribitol 116490-78-9 C41H50O12
    5-O-allyl-1,2,3-tri-O-benzyl-4-O-(2,3-di-O-acetyl-4,6-O-ethylidene-β-D-glucopyranosyl)-D-ribitol
    —— 5-((2-(trimethylsilyl)ethoxy)methoxy)octan-4-one 1021305-93-0 C14H30O3Si
    5-((2-(trimethylsilyl)ethoxy)methoxy)octan-4-one
    —— 5-Brom-4-butyloxy-3-methoxy-benzamid 955-33-9 C12H16BrNO3
    5-Brom-4-butyloxy-3-methoxy-benzamid
    —— (5<i>R</i>)-6<i>t</i>-benzylideneamino-3,3,6<i>c</i>-trimethyl-7-oxo-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carboxylic acid 4-methoxy-benzyl ester 36955-05-2 C24H26N2O4S
    (5<i>R</i>)-6<i>t</i>-benzylideneamino-3,3,6<i>c</i>-trimethyl-7-oxo-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2<i>c</i>-carboxylic acid 4-methoxy-benzyl ester
    —— 5,6-diphenyl-4,7-dioxa-2,9-dithiadecane-3,8-dithione 75996-19-9 C18H18O4S2
    5,6-diphenyl-4,7-dioxa-2,9-dithiadecane-3,8-dithione
    —— (5aS,5bR,7aS,11aS,11bR,13aS)-3,5b,8,8,11a,13a-Hexamethyl-5a,6,7,7a,8,9,10,11,11a,11b,12,13a-dodecahydro-5bH-2-oxa-cyclopenta[a]chrysen-13-one 75587-74-5 C26H36O2
    (5aS,5bR,7aS,11aS,11bR,13aS)-3,5b,8,8,11a,13a-Hexamethyl-5a,6,7,7a,8,9,10,11,11a,11b,12,13a-dodecahydro-5bH-2-oxa-cyclopenta[a]chrysen-13-one
    —— 5-(2-tert-butoxycarbonylethyl)thiophene-2-carboxylic acid 1311290-69-3 C12H16O4S
    5-(2-tert-butoxycarbonylethyl)thiophene-2-carboxylic acid
    —— 5-[2-(2-oxo-2-phenylethoxy)phenyl]isoxazole-3-carboxylic acid 668972-56-3 C18H13NO5
    5-[2-(2-oxo-2-phenylethoxy)phenyl]isoxazole-3-carboxylic acid
    —— [5-(1,6-benzoquinone-2-yl)-10,15,20-tris(1-ethylpropyl)porphyrinato]zinc(II) 216104-61-9 C41H44N4O2Zn
    [5-(1,6-benzoquinone-2-yl)-10,15,20-tris(1-ethylpropyl)porphyrinato]zinc(II)
    —— 5-diazo-3-methylene-5-trimethylsilyl-2,2-dimethylpentane 110841-15-1 C11H22N2Si
    5-diazo-3-methylene-5-trimethylsilyl-2,2-dimethylpentane
    —— 5-Chloro-2-{4-[2-(4-chlorophenyl)ethenyl]phenyl}-1-benzofuran 51358-07-7 C22H14Cl2O
    5-Chloro-2-{4-[2-(4-chlorophenyl)ethenyl]phenyl}-1-benzofuran
    —— 5-(4-acetamidobenzamido)-2-(2,3-dimethylphenyl-amino)thiazole-4-carboxamide 1228280-55-4 C21H21N5O3S
    5-(4-acetamidobenzamido)-2-(2,3-dimethylphenyl-amino)thiazole-4-carboxamide
    —— 5-ethoxy-N,2-bis(4-methoxyphenyl)imidazo[4,5-c]isoquinolin-1-amine 109000-47-7 C26H24N4O3
    5-ethoxy-N,2-bis(4-methoxyphenyl)imidazo[4,5-c]isoquinolin-1-amine
    —— 5-(5-Chloro-furan-2-ylmethylene)-2,2-dimethyl-[1,3]dioxane-4,6-dione 109610-94-8 C11H9ClO5
    5-(5-Chloro-furan-2-ylmethylene)-2,2-dimethyl-[1,3]dioxane-4,6-dione
    —— (5β,8α)-2α,2β-dimethyl-6-methylene-9α-carbethoxytricyclo<6.3.0.0<sup>4,8</sup>>undecane 110433-89-1 C17H26O2
    (5β,8α)-2α,2β-dimethyl-6-methylene-9α-carbethoxytricyclo<6.3.0.0<sup>4,8</sup>>undecane
    —— 5-N-[3-hydroxy-1-phenyl-4-[[(2-phenylacetyl)amino]-propylamino]butan-2-yl]-1-N,1-N-dimethyl-3-N,3-N-dipropylbenzene-1,3,5-tricarboxamide 476361-85-0 C38H51N5O5
    5-N-[3-hydroxy-1-phenyl-4-[[(2-phenylacetyl)amino]-propylamino]butan-2-yl]-1-N,1-N-dimethyl-3-N,3-N-dipropylbenzene-1,3,5-tricarboxamide
    —— 5,7-Dihydroxy-2-(4-hydroxy-phenyl)-chroman-3-one 133196-83-5 C15H12O5
    5,7-Dihydroxy-2-(4-hydroxy-phenyl)-chroman-3-one
    —— 5-trifluoromethyl-1,2,3,4-tetrahydro-quinoline-8-carboxylic acid (4-tert-butyl-benzyl)-[2-(4-fluoro-phenyl)-ethyl]-amide 1027327-95-2 C30H32F4N2O
    5-trifluoromethyl-1,2,3,4-tetrahydro-quinoline-8-carboxylic acid (4-tert-butyl-benzyl)-[2-(4-fluoro-phenyl)-ethyl]-amide
    —— 5-(3-bromophenyl)-5-cyclopentylimidazolidine-2,4-dione 1372805-98-5 C14H15BrN2O2
    5-(3-bromophenyl)-5-cyclopentylimidazolidine-2,4-dione
    —— (5-(4-chlorophenyl)-3-(1H-pyrrol-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)(4-nitrophenyl)methanone 932726-55-1 C20H15ClN4O3
    (5-(4-chlorophenyl)-3-(1H-pyrrol-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)(4-nitrophenyl)methanone
    —— 5-[4-({6-[(5R)-5-(2,2-dimethyl-4H-1.3-benzodioxin-6-yl)-2-oxo-1,3-oxazolidin-3-yl]hexyl}oxy)but-1-ynyl]-2-thiophenesulfonamide 856012-97-0 C27H34N2O7S2
    5-[4-({6-[(5R)-5-(2,2-dimethyl-4H-1.3-benzodioxin-6-yl)-2-oxo-1,3-oxazolidin-3-yl]hexyl}oxy)but-1-ynyl]-2-thiophenesulfonamide
    —— 5-Azidocarbonyl-3-methoxythiophen-2-carbonsaeuremethylester 78645-53-1 C8H7N3O4S
    5-Azidocarbonyl-3-methoxythiophen-2-carbonsaeuremethylester
    —— 5-Bromobenzimidazole-7-carbaldehyde 1806517-12-3 C8H5BrN2O
    5-Bromobenzimidazole-7-carbaldehyde
    —— 5-Methoxy-1,3-dimethyl-5-(2-oxo-2-phenyl-ethyl)-dihydro-pyrimidine-2,4-dione 88469-07-2 C15H18N2O4
    5-Methoxy-1,3-dimethyl-5-(2-oxo-2-phenyl-ethyl)-dihydro-pyrimidine-2,4-dione
    —— 5,6,7,8-Tetrahydro-4H-pyrazolo[1,5-a][1,3]diazepine 933742-85-9 C7H11N3
    5,6,7,8-Tetrahydro-4H-pyrazolo[1,5-a][1,3]diazepine
    —— 5-(6-ethoxycarbonyl-hexyl)-6-oxo-2,3-diaza-bicyclo[2.2.1]heptane-2,3-dicarboxylic acid diethyl ester 71788-31-3 C20H32N2O7
    5-(6-ethoxycarbonyl-hexyl)-6-oxo-2,3-diaza-bicyclo[2.2.1]heptane-2,3-dicarboxylic acid diethyl ester
    —— 5-(5-nitro-furan-2-yl)-1-phenyl-1<i>H</i>-tetrazole 15182-18-0 C11H7N5O3
    5-(5-nitro-furan-2-yl)-1-phenyl-1<i>H</i>-tetrazole
    —— (5R)-5-methyl-5-((2R)1-nitro-4-(triisopropylsilyl)but-3-yn-2-yl)-2-(m-tolyl)oxazol-4(5H)-one 1393357-07-7 C24H34N2O4Si
    (5R)-5-methyl-5-((2R)1-nitro-4-(triisopropylsilyl)but-3-yn-2-yl)-2-(m-tolyl)oxazol-4(5H)-one
    —— (5E,7E)-1-(4H-1,3-dioxin-4-yl)nona-5,7-dien-1-ol 112596-86-8 C13H20O3
    (5E,7E)-1-(4H-1,3-dioxin-4-yl)nona-5,7-dien-1-ol
    —— [5-Benzhydrylidene-4-(4-chloro-benzoyl)-2,3-diphenyl-cyclopenta-1,3-dienyl]-(4-chloro-phenyl)-methanone 96547-94-3 C44H28Cl2O2
    [5-Benzhydrylidene-4-(4-chloro-benzoyl)-2,3-diphenyl-cyclopenta-1,3-dienyl]-(4-chloro-phenyl)-methanone
    —— 5-<bis(ethoxycarbonyl)methyl>-7β-phenyl-2-oxabicyclo<3.2.0>heptan-6-one 143308-10-5 C19H22O6
    5-<bis(ethoxycarbonyl)methyl>-7β-phenyl-2-oxabicyclo<3.2.0>heptan-6-one
    —— 5-diethoxymethyl-4,5,6,7-tetrahydro-3-methylsulfonyl-4-oxobenzo[c]thiophene-1-carboxylic acid t-butyl ester 364758-35-0 C19H28O7S2
    5-diethoxymethyl-4,5,6,7-tetrahydro-3-methylsulfonyl-4-oxobenzo[c]thiophene-1-carboxylic acid t-butyl ester
    —— 5'-O-acetyl-2',3'-didehydro-3'-deoxy-4'-C-methylthymidine 160766-57-4 C13H16N2O5
    5'-O-acetyl-2',3'-didehydro-3'-deoxy-4'-C-methylthymidine
    —— 5-bromo-4-(hydroxymethyl)-2-methoxyphenyl acetate 958883-47-1 C10H11BrO4
    5-bromo-4-(hydroxymethyl)-2-methoxyphenyl acetate
    —— (5S,7R,8R,2E)-5,8-bis-tert-butyldimethylsilyloxy-3-benzyloxymethyl-1-triisopropylsilyloxy-7-(2-trimethylsilylethoxymethoxy)non-2-ene 1083348-93-9 C44H88O6Si4
    (5S,7R,8R,2E)-5,8-bis-tert-butyldimethylsilyloxy-3-benzyloxymethyl-1-triisopropylsilyloxy-7-(2-trimethylsilylethoxymethoxy)non-2-ene
    —— 5-(3,5-difluorophenyl)-3-formyl-4-methyl-1H-pyrazole 932706-49-5 C11H8F2N2O
    5-(3,5-difluorophenyl)-3-formyl-4-methyl-1H-pyrazole
    —— (5-{3-[3-(3-Amino-propylamino)-propylamino]-propyl}-8-ethoxycarbonylamino-6-hydroxy-6-phenyl-5,6-dihydro-phenanthridin-3-yl)-carbamic acid ethyl ester 62113-52-4 C34H46N6O5
    (5-{3-[3-(3-Amino-propylamino)-propylamino]-propyl}-8-ethoxycarbonylamino-6-hydroxy-6-phenyl-5,6-dihydro-phenanthridin-3-yl)-carbamic acid ethyl ester
    —— 5-[(1S,2S)-1-acetoxy-2-(3,4-dichlorophenyl)-4-oxobutyl]-1-phenylpyrazole 173457-37-9 C21H18Cl2N2O3
    5-[(1S,2S)-1-acetoxy-2-(3,4-dichlorophenyl)-4-oxobutyl]-1-phenylpyrazole
    —— 5'-O-(tert-butyldiphenylsilyl)-3'-C-methylene-N-oximyl-3'-deoxythymidine 267666-01-3 C28H35N3O5Si
    5'-O-(tert-butyldiphenylsilyl)-3'-C-methylene-N-oximyl-3'-deoxythymidine
    —— (5-chloro-1H-indazol-3-yl)methanamine 118511-97-0 C8H8ClN3
    (5-chloro-1H-indazol-3-yl)methanamine
    —— 5-cyano-1-methyl-1H-pyrrole-2-carboxylic acid 1378794-76-3 C7H6N2O2
    5-cyano-1-methyl-1H-pyrrole-2-carboxylic acid
    —— 5-methoxy-3-methyl-1,3-pentadiene 3973-32-8 C7H12O
    5-methoxy-3-methyl-1,3-pentadiene