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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5α,6,6,20,20-Pentafluor-pregnan-3-on 5529-52-2 C21H29F5O
    5α,6,6,20,20-Pentafluor-pregnan-3-on
    —— 5α,6,6-Trifluor-pregnan-3β,20β-diol-diacetat 5529-54-4 C25H37F3O4
    5α,6,6-Trifluor-pregnan-3β,20β-diol-diacetat
    —— 5α,6,6-Trifluor-pregnan-3β,20β-diol 5551-84-8 C21H33F3O2
    5α,6,6-Trifluor-pregnan-3β,20β-diol
    —— 5,5'-Dinitro-2,2'-bis-<5-brom-1-oxo-1,2-dihydroisochinolyl-(2)>-azobenzol 1898-56-2 C30H16Br2N6O6
    5,5'-Dinitro-2,2'-bis-<5-brom-1-oxo-1,2-dihydroisochinolyl-(2)>-azobenzol
    —— 5'-isopropyl-2'-methoxy-5-[1-(3-methylbutyl)-1H-tetrazol-5-yl]biphenyl-2,4-diol 1143626-07-6 C22H28N4O3
    5'-isopropyl-2'-methoxy-5-[1-(3-methylbutyl)-1H-tetrazol-5-yl]biphenyl-2,4-diol
    —— 5-Oxo-2,3-diphenylcyclopentancarbonsaeure-hexylester 10498-78-9 C24H28O3
    5-Oxo-2,3-diphenylcyclopentancarbonsaeure-hexylester
    —— 5α-Brom-6β,19-epoxy-17α-ethinyl-androstan-3β,17β-diol 4229-70-3 C21H29BrO3
    5α-Brom-6β,19-epoxy-17α-ethinyl-androstan-3β,17β-diol
    —— 5-Benzyl-3-<N-(3-chlor-phenyl)-acetimidoyl>-pyrrolidin-2,4-dion 13724-95-3 C19H17ClN2O2
    5-Benzyl-3-<N-(3-chlor-phenyl)-acetimidoyl>-pyrrolidin-2,4-dion
    —— (5-Methoxy-biphenyl-3-yl)-acetic acid methyl ester 51028-93-4 C16H16O3
    (5-Methoxy-biphenyl-3-yl)-acetic acid methyl ester
    —— 5-methoxy-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid 1400976-20-6 C14H19BO5
    5-methoxy-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid
    —— (5-cyanopyridin-2-yl)methyl methanesulfonate 1312008-07-3 C8H8N2O3S
    (5-cyanopyridin-2-yl)methyl methanesulfonate
    —— 5-acetoxy-3α-hydroxy-5α-cholestan-6-one 5588-60-3 C29H48O4
    5-acetoxy-3α-hydroxy-5α-cholestan-6-one
    —— 5-((1R,2S)-1,2-bis((4-methoxybenzyl)oxy)-2-((S)-3-phenyl-6,7-dihydro-4H-[1,2,3]triazolo[5,1-c][1,4]oxazin-7-yl)ethyl)-N,N-dimethylpyrimidin-2-amine 1442680-61-6 C35H38N6O5
    5-((1R,2S)-1,2-bis((4-methoxybenzyl)oxy)-2-((S)-3-phenyl-6,7-dihydro-4H-[1,2,3]triazolo[5,1-c][1,4]oxazin-7-yl)ethyl)-N,N-dimethylpyrimidin-2-amine
    —— 5-ethoxy-3-(4-ethoxy-3-methoxy-phenyl)-6-methoxy-phthalide 102553-98-0 C20H22O6
    5-ethoxy-3-(4-ethoxy-3-methoxy-phenyl)-6-methoxy-phthalide
    —— [5-(2-methyl-quinolin-4-yl)-4-phenyl-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid ethyl ester 74270-99-8 C22H20N4O2S
    [5-(2-methyl-quinolin-4-yl)-4-phenyl-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid ethyl ester
    —— 5-amino-1-(6-anilino-pyridazin-3-yl)-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester 69720-36-1 C16H16N6O2
    5-amino-1-(6-anilino-pyridazin-3-yl)-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester
    —— 5-sulfanylpentanyl 4,6-dideoxy-4-(2,2-dimethylpropanamido)-2-O-methyl-β-D-glucopyranosyl-(1->3)-α-L-rhamnopyranosyl-(1->3)-α-L-rhamnopyranosyl-(1->2)-α-L-rhamnopyranoside 1239318-54-7 C35H63NO17S
    5-sulfanylpentanyl 4,6-dideoxy-4-(2,2-dimethylpropanamido)-2-O-methyl-β-D-glucopyranosyl-(1->3)-α-L-rhamnopyranosyl-(1->3)-α-L-rhamnopyranosyl-(1->2)-α-L-rhamnopyranoside
    —— 5-Bromindol-2,3-dicarboxaldehyd 72455-83-5 C10H6BrNO2
    5-Bromindol-2,3-dicarboxaldehyd
    —— (5,10,15,20-tetra(2,4,6-trimethylphenyl)porphyrinato)rhodium(III) ethyl 342790-12-9 C58H57N4Rh
    (5,10,15,20-tetra(2,4,6-trimethylphenyl)porphyrinato)rhodium(III) ethyl
    —— 5-ethyl-4-phenyl-[1,3]dioxane 5702-42-1 C12H16O2
    5-ethyl-4-phenyl-[1,3]dioxane
    —— 5,6-(cis-2-but-2-enyl)2-2,4-C2B5H5 79855-61-1 C10H19B5
    5,6-(cis-2-but-2-enyl)2-2,4-C2B5H5
    —— 5-(3-(2-methoxyphenoxy)prop-1-yn-1-yl)-2,2-dimethyl-4H-benzo[d][1,3]dioxin-4-one 1243583-78-9 C20H18O5
    5-(3-(2-methoxyphenoxy)prop-1-yn-1-yl)-2,2-dimethyl-4H-benzo[d][1,3]dioxin-4-one
    —— 5-carbethoxy-4,6-heptadienoic acid 126395-49-1 C10H14O4
    5-carbethoxy-4,6-heptadienoic acid
    —— 5-(4-Methylphenyl)-1-[2-(2-phenylethynyl)phenyl]penta-2,4-diyn-1-ol 1563180-43-7 C26H18O
    5-(4-Methylphenyl)-1-[2-(2-phenylethynyl)phenyl]penta-2,4-diyn-1-ol
    —— 5-o-Tolylmercaptomethyl-3-aethoxy-4-hydroxy-benzaldehyd 93652-41-6 C17H18O3S
    5-o-Tolylmercaptomethyl-3-aethoxy-4-hydroxy-benzaldehyd
    —— (5aR,11aS)-7,7-Diphenyl-1,3,4,6,7,11a-hexahydro-2H,5aH-dipyrido[1,2-a;1',2'-c]imidazol-11-one 110454-63-2 C23H24N2O
    (5aR,11aS)-7,7-Diphenyl-1,3,4,6,7,11a-hexahydro-2H,5aH-dipyrido[1,2-a;1',2'-c]imidazol-11-one
    —— 5-chloro-2-(3-chloropyridin-2-yl)-2H-pyrazole-3-carboxylic acid thiazol-2-ylamide 1227745-70-1 C12H7Cl2N5OS
    5-chloro-2-(3-chloropyridin-2-yl)-2H-pyrazole-3-carboxylic acid thiazol-2-ylamide
    —— 5-(n-hexyl)-3-methyl-4-(3'-oxo-3'-phenyl-1'(E)-propenyl)-2(5H)-furanone 1059196-17-6 C20H24O3
    5-(n-hexyl)-3-methyl-4-(3'-oxo-3'-phenyl-1'(E)-propenyl)-2(5H)-furanone
    —— 5-{4-(Aminosulfonyl)-2-chlorophenyl}-4-(3,5-difluorophenyl)-2,2-dimethyl-3(2H)-furanone 301698-25-9 C18H14ClF2NO4S
    5-{4-(Aminosulfonyl)-2-chlorophenyl}-4-(3,5-difluorophenyl)-2,2-dimethyl-3(2H)-furanone
    —— 5-Bromo-3-propyl-1,2,4-thiadiazole 1478042-51-1 C5H7BrN2S
    5-Bromo-3-propyl-1,2,4-thiadiazole
    —— 5-(4-{2-[6-fluoro-1-(pyridin-2-ylmethyl)-1H-indol-3-yl]-3-methylbutan-2-yl}phenyl)pyrimidin-2-amine 1448608-69-2 C29H28FN5
    5-(4-{2-[6-fluoro-1-(pyridin-2-ylmethyl)-1H-indol-3-yl]-3-methylbutan-2-yl}phenyl)pyrimidin-2-amine
    —— 5-[4-(2-{4-[2-(dimethylamino)ethyl]piperazin-1-yl}ethoxy)phenyl]-6-methyl-4-[(4-methyl-1H-indol-5-yl)amino]nicotinonitrile 1160849-23-9 C32H39N7O
    5-[4-(2-{4-[2-(dimethylamino)ethyl]piperazin-1-yl}ethoxy)phenyl]-6-methyl-4-[(4-methyl-1H-indol-5-yl)amino]nicotinonitrile
    —— 5-Methyl-6-ethyl-4,5-dihydro-2H-imidazol-carbonsaeureamid-(2) 15329-39-2 C11H15N3O
    5-Methyl-6-ethyl-4,5-dihydro-2H-imidazol-carbonsaeureamid-(2)
    —— 5-chloro-4-(4-chloro-2-(1-methyl-1H-pyrazol-5-yl)phenoxy)-2-fluoro-N-(1,3,4-thiadiazol-2-yl)benzenesulfonamide 1235398-57-8 C18H12Cl2FN5O3S2
    5-chloro-4-(4-chloro-2-(1-methyl-1H-pyrazol-5-yl)phenoxy)-2-fluoro-N-(1,3,4-thiadiazol-2-yl)benzenesulfonamide
    —— 5,6-dimethyl-N2-(pyridin-2-ylmethyl)-N4-(1,2,3,4-tetrahydronaphthalen-1-yl)pyrimidine-2,4-diamine 1450809-26-3 C22H25N5
    5,6-dimethyl-N2-(pyridin-2-ylmethyl)-N4-(1,2,3,4-tetrahydronaphthalen-1-yl)pyrimidine-2,4-diamine
    —— 5-[(4-{(2S,3R)-1-{4-[3-(benzyloxy)prop-1-yn-1-yl]phenyl}-3-[3-(4-fluorophenyl)-3-oxopropyl]-4-oxoazetidin-2-yl}phenyl)ethynyl]-2,2-dimethyl-1,3-dioxan-5-yl acetate 1039433-71-0 C44H40FNO7
    5-[(4-{(2S,3R)-1-{4-[3-(benzyloxy)prop-1-yn-1-yl]phenyl}-3-[3-(4-fluorophenyl)-3-oxopropyl]-4-oxoazetidin-2-yl}phenyl)ethynyl]-2,2-dimethyl-1,3-dioxan-5-yl acetate
    —— 5-(1H-imidazol-2-yl)pyridin-2(1H)-one 1198416-63-5 C8H7N3O
    5-(1H-imidazol-2-yl)pyridin-2(1H)-one
    —— 5-amino-N-(5-(4-(aminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-yl)-2-(4-hydroxy-2-(trifluoromethyl)phenyl)thiazole-4-carboxamide 1338716-19-0 C21H24F3N7O2S
    5-amino-N-(5-(4-(aminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-yl)-2-(4-hydroxy-2-(trifluoromethyl)phenyl)thiazole-4-carboxamide
    —— 5-{4-(Aminosulfonyl)-3-chlorophenyl}-4-(2,5-difluorophenyl)-2,2-dimethyl-3(2H)-furanone 301697-93-8 C18H14ClF2NO4S
    5-{4-(Aminosulfonyl)-3-chlorophenyl}-4-(2,5-difluorophenyl)-2,2-dimethyl-3(2H)-furanone
    —— 5-chloro-thiophene-2-carboxylic acid ((3R,5S)-1-([2-fluoro-4-(2-oxo-pyridin-1-yl)-phenylcarbamoyl]-methyl)-5-hydroxymethyl-pyrrolidin-3-yl)amide 913742-64-0 C23H22ClFN4O4S
    5-chloro-thiophene-2-carboxylic acid ((3R,5S)-1-([2-fluoro-4-(2-oxo-pyridin-1-yl)-phenylcarbamoyl]-methyl)-5-hydroxymethyl-pyrrolidin-3-yl)amide
    —— 5-(3-Methyl-but-1-ynyl)-3-phenyl-4-trifluoromethyl-isoxazole 85508-67-4 C15H12F3NO
    5-(3-Methyl-but-1-ynyl)-3-phenyl-4-trifluoromethyl-isoxazole
    —— 5-Benzyl-3-methyl-Δ4-1,3,4-oxadiazolin-2-(phenylcarbamoyl)imin 76441-32-2 C17H16N4O2
    5-Benzyl-3-methyl-Δ4-1,3,4-oxadiazolin-2-(phenylcarbamoyl)imin
    —— 5-methyl-5,8,9,14-tetrahydroindolo(2,3-c)indolo(2,3-g)quinolizin-6-one 92278-09-6 C22H17N3O
    5-methyl-5,8,9,14-tetrahydroindolo(2,3-c)indolo(2,3-g)quinolizin-6-one
    —— 5-(3-chlorobenzylidene)-2-(4-phenyl-1,3-thiazol-2-ylimino)-1,3-thiazolidin-4-one 1416588-19-6 C19H12ClN3OS2
    5-(3-chlorobenzylidene)-2-(4-phenyl-1,3-thiazol-2-ylimino)-1,3-thiazolidin-4-one
    —— 5-Brom-tetrazolyl-(2)-essigsaeure 21743-74-8 C3H3BrN4O2
    5-Brom-tetrazolyl-(2)-essigsaeure
    —— 5,5-dimethyl-3-(phenylamino)-2-(3-fluorobenzoyl)-2-cyclohexen-1-one 1296757-55-5 C21H20FNO2
    5,5-dimethyl-3-(phenylamino)-2-(3-fluorobenzoyl)-2-cyclohexen-1-one
    —— 5,5-Dimethyl-1,3-bis-trimethylsilanyl-hexane 51081-10-8 C14H34Si2
    5,5-Dimethyl-1,3-bis-trimethylsilanyl-hexane
    —— 5-chloro-2-(2-methyl-[1,3]dioxolan-2-yl)-pentanoic acid ethyl ester 14749-46-3 C11H19ClO4
    5-chloro-2-(2-methyl-[1,3]dioxolan-2-yl)-pentanoic acid ethyl ester
    —— 5-(2-Pyridyl)-2,3,5,7,8,9-hexahydro-4-(2-imidazolin-2-yl)imidazo<1,2-a>-chinolin-6(1H)-on 79823-12-4 C19H21N5O
    5-(2-Pyridyl)-2,3,5,7,8,9-hexahydro-4-(2-imidazolin-2-yl)imidazo<1,2-a>-chinolin-6(1H)-on
    —— <5-D>-2,3-thiophenedicarboxylic acid anhydride 137040-69-8 C6H2O3S
    <5-D>-2,3-thiophenedicarboxylic acid anhydride