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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-acetyl-4-((2-chlorophenyl)amino)-2-ethyl-6-pyridin-4-ylpyridazin-3(2H)-one 720715-96-8 C19H17ClN4O2
    5-acetyl-4-((2-chlorophenyl)amino)-2-ethyl-6-pyridin-4-ylpyridazin-3(2H)-one
    —— 5-[(2-iodophenyl)methoxy]-2-phenyl-4-(trifluoromethyl)-1,3-oxazole 126745-76-4 C17H11F3INO2
    5-[(2-iodophenyl)methoxy]-2-phenyl-4-(trifluoromethyl)-1,3-oxazole
    —— 5-N-(3-isopropyl-1-imidazolylium)-4(24),6(10),12(16),18(22)-tetramethylenedioxy-2,8,14,20-tetra-pentylresorcin[4]arene bromide 1449509-00-5 Br*C58H73N2O8
    5-N-(3-isopropyl-1-imidazolylium)-4(24),6(10),12(16),18(22)-tetramethylenedioxy-2,8,14,20-tetra-pentylresorcin[4]arene bromide
    —— 5-methoxybenzo<b>fluoranthrene 100516-40-3 C21H14O
    5-methoxybenzo<b>fluoranthrene
    —— 5-(4-morpholin-4-yl-butyl)-1-(4-nitro-phenyl)-2-oxo-2,5-dihydro-1H-pyrido[3,2-b]indole-3-carbonitrile 698396-49-5 C26H25N5O4
    5-(4-morpholin-4-yl-butyl)-1-(4-nitro-phenyl)-2-oxo-2,5-dihydro-1H-pyrido[3,2-b]indole-3-carbonitrile
    —— 5α.9β.10α.14β-ergostanol-(3β) 103419-99-4 C28H50O
    5α.9β.10α.14β-ergostanol-(3β)
    —— 5α-lumisten-(7)-ol-(3β) 884598-78-1 C28H48O
    5α-lumisten-(7)-ol-(3β)
    —— 5,6-diphenyl-4-(2-phenyl-5-thioxo-2,5-dihydro-1H-1,2,4-triazol-3-yl)pyridazin-3(2H)-one 1187767-38-9 C24H17N5OS
    5,6-diphenyl-4-(2-phenyl-5-thioxo-2,5-dihydro-1H-1,2,4-triazol-3-yl)pyridazin-3(2H)-one
    —— 5-hydroxy-1-methyl-4,4-diphenyl-pyrrolidin-2-one 55164-51-7 C17H17NO2
    5-hydroxy-1-methyl-4,4-diphenyl-pyrrolidin-2-one
    —— 5-tert-Butyl-3-(4-chlor-2-nitro-5-isopropoxyphenyl)-1,3,4-oxadiazol-2-on 31399-86-7 C15H18ClN3O5
    5-tert-Butyl-3-(4-chlor-2-nitro-5-isopropoxyphenyl)-1,3,4-oxadiazol-2-on
    —— 5,5-bis(4-fluorophenyl)-2-(2-pyridinyl)-3-(4-{4-[4-(trifluoromethyl)phenyl]-1-piperazinyl}butyl)-3,5-dihydro-4H-imidazol-4-one trifluoroacetate 721951-99-1 C2HF3O2*C35H32F5N5O
    5,5-bis(4-fluorophenyl)-2-(2-pyridinyl)-3-(4-{4-[4-(trifluoromethyl)phenyl]-1-piperazinyl}butyl)-3,5-dihydro-4H-imidazol-4-one trifluoroacetate
    —— 5-methyl-N4-(2-oxo-2,3-dihydro-1,3-benzoxazol-5-yl)-N2-[4-(pyridin-4-yl)-3-trifluoromethyl]phenyl-2,4-pyrimidinediamine 1236666-43-5 C24H17F3N6O2
    5-methyl-N4-(2-oxo-2,3-dihydro-1,3-benzoxazol-5-yl)-N2-[4-(pyridin-4-yl)-3-trifluoromethyl]phenyl-2,4-pyrimidinediamine
    —— (5Z,7E,22E)-(3S,24R)-25-(1-oxobutyl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-3,24-diol 186374-06-1 C31H46O3
    (5Z,7E,22E)-(3S,24R)-25-(1-oxobutyl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-3,24-diol
    —— 5-{3-[2-(2,4-difluorophenylamino)benzyl]-4,4-dimethyl-2,5-dioxoimidazolidin-1-yl}pyridine-2-carbonitrile 1006897-61-5 C24H19F2N5O2
    5-{3-[2-(2,4-difluorophenylamino)benzyl]-4,4-dimethyl-2,5-dioxoimidazolidin-1-yl}pyridine-2-carbonitrile
    —— (5S)-5-furo[3,2-c]pyridin-2-yl-3-(methoxymethyl)-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]imidazolidine-2,4-dione 1219812-77-7 C22H20N4O6
    (5S)-5-furo[3,2-c]pyridin-2-yl-3-(methoxymethyl)-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]imidazolidine-2,4-dione
    —— 5-(3-acetylphenyl)-N-[2-({[(1S)-2-cycloheptyl-1-methylethyl]amino}methyl)phenyl]thiophene-2-sulfonamide 914371-07-6 C29H36N2O3S2
    5-(3-acetylphenyl)-N-[2-({[(1S)-2-cycloheptyl-1-methylethyl]amino}methyl)phenyl]thiophene-2-sulfonamide
    —— (5,8-difluoroquinazolin-4-yl){2-[4-(4-trifluoromethylpyridin-2-yloxy)-3-vinylphenyl]ethyl}amine 1210070-11-3 C24H17F5N4O
    (5,8-difluoroquinazolin-4-yl){2-[4-(4-trifluoromethylpyridin-2-yloxy)-3-vinylphenyl]ethyl}amine
    —— 5-trifluoromethyl-3-methyl-3,6,7-triphenyl-1,3-dihydroisobenzofuran 1225289-58-6 C28H22F2O
    5-trifluoromethyl-3-methyl-3,6,7-triphenyl-1,3-dihydroisobenzofuran
    —— 5-Dimethylamino-pyrimido<5,4-e>-as-triazin 35446-07-2 C7H8N6
    5-Dimethylamino-pyrimido<5,4-e>-as-triazin
    —— 5-methoxy-2-[2]naphthyloximethyl-pyran-4-one 101451-88-1 C17H14O4
    5-methoxy-2-[2]naphthyloximethyl-pyran-4-one
    —— 5-bromo-6-methyl-3-prop-2-enoxy-1H-pyrimidine-2,4-dione 77317-70-5 C8H9BrN2O3
    5-bromo-6-methyl-3-prop-2-enoxy-1H-pyrimidine-2,4-dione
    —— 5a-carba-4-O-(α-D-glucopyranosyl)-α-D-glucopyranose octaacetate 134525-97-6 C29H40O18
    5a-carba-4-O-(α-D-glucopyranosyl)-α-D-glucopyranose octaacetate
    —— (+/-)-5-Iodo-3-{[2-(phenoxymethyl)morpholino-4-yl]sulfonyl}-1H-indole-2-carboxamide 661468-53-7 C20H20IN3O5S
    (+/-)-5-Iodo-3-{[2-(phenoxymethyl)morpholino-4-yl]sulfonyl}-1H-indole-2-carboxamide
    —— 5-Ethoxy-1-[2-[4-(phenylmethyl)-1-piperazinyl]ethyl]-1H-indole-2,3-dione 150561-52-7 C23H27N3O3
    5-Ethoxy-1-[2-[4-(phenylmethyl)-1-piperazinyl]ethyl]-1H-indole-2,3-dione
    —— 5-Oxo-1,2,3,4-tetraphenyl-3-pyrazolin 67566-22-7 C27H20N2O
    5-Oxo-1,2,3,4-tetraphenyl-3-pyrazolin
    —— 5,6,7,8-Tetrachloro-4-methyl-2-phenyl-3a,4,4a,8a,9,9a-hexahydro-benzo[f]isoindole-1,3-dione 73600-13-2 C19H15Cl4NO2
    5,6,7,8-Tetrachloro-4-methyl-2-phenyl-3a,4,4a,8a,9,9a-hexahydro-benzo[f]isoindole-1,3-dione
    —— 5'-O-(4,4'-dimethoxytrityl)-3'-O-pivaloyloxymethyl-2'-O-(2-cyanoethyl-N,N-diisopropylphosphoramidite)-N6-phenoxyacetyl-adenosine 1450897-38-7 C54H64N7O11P
    5'-O-(4,4'-dimethoxytrityl)-3'-O-pivaloyloxymethyl-2'-O-(2-cyanoethyl-N,N-diisopropylphosphoramidite)-N6-phenoxyacetyl-adenosine
    —— 5'-O-(4,4'-dimethoxitrityl)-2'-O-(tert-butyldimethylsilyl)-1'-(5-nitroindole)-D-riboside-3'-O-caynoethyl-N,N-diisopropylphosphoramidate 875302-76-4 C49H63N4O9PSi
    5'-O-(4,4'-dimethoxitrityl)-2'-O-(tert-butyldimethylsilyl)-1'-(5-nitroindole)-D-riboside-3'-O-caynoethyl-N,N-diisopropylphosphoramidate
    —— 5-{[2-chloro-5-(1-hydroxyethyl)phenyl]amino}-9-fluorobenzo[c]-2,6-naphthyridin-1(2H)-one 1131734-41-2 C20H15ClFN3O2
    5-{[2-chloro-5-(1-hydroxyethyl)phenyl]amino}-9-fluorobenzo[c]-2,6-naphthyridin-1(2H)-one
    —— 5-amino-1-(tri-<i>O</i>-benzyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-pyrazole-4-carboxylic acid amide 64295-53-0 C30H32N4O5
    5-amino-1-(tri-<i>O</i>-benzyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-pyrazole-4-carboxylic acid amide
    —— 5-(4-dimethylamino-phenyl)-1,5-diphenyl-4-pyrrolidin-1-yl-1,5-dihydro-pyrrol-2-one 65570-03-8 C28H29N3O
    5-(4-dimethylamino-phenyl)-1,5-diphenyl-4-pyrrolidin-1-yl-1,5-dihydro-pyrrol-2-one
    —— 5-Chloro-2-hydroxy-benzoic acid [(2-bromo-acetyl)-(2-tert-butyl-6-methyl-phenyl)-amino]-methyl ester 40165-53-5 C21H23BrClNO4
    5-Chloro-2-hydroxy-benzoic acid [(2-bromo-acetyl)-(2-tert-butyl-6-methyl-phenyl)-amino]-methyl ester
    —— 5-(3-chlorobenzo[b]thien-2-yl)-3-[(2,3-dihydroxyprop-1-yl)thio]-4H-1,2,4-triazole 1023018-98-5 C13H12ClN3O2S2
    5-(3-chlorobenzo[b]thien-2-yl)-3-[(2,3-dihydroxyprop-1-yl)thio]-4H-1,2,4-triazole
    —— 5-(3,4-dimethoxy-phenyl)-9-methoxy-6-(2-methoxy-benzyl)-12<i>H</i>-benzo[<i>a</i>]xanthene 66760-82-5 C34H30O5
    5-(3,4-dimethoxy-phenyl)-9-methoxy-6-(2-methoxy-benzyl)-12<i>H</i>-benzo[<i>a</i>]xanthene
    —— 5-Allyl-1-indanyl-chrysanthemat 67864-17-9 C22H28O2
    5-Allyl-1-indanyl-chrysanthemat
    —— 5-methoxy-3-(2-morpholin-4-yl-ethyl)-1,3-dihydro-imidazo[4,5-<i>b</i>]pyridin-2-one 77510-90-8 C13H18N4O3
    5-methoxy-3-(2-morpholin-4-yl-ethyl)-1,3-dihydro-imidazo[4,5-<i>b</i>]pyridin-2-one
    —— 5-hydroxy-3,4,5-triphenyl-1-(trideuteriomethyl)pyrrol-2-one 67302-49-2 C23H19NO2
    5-hydroxy-3,4,5-triphenyl-1-(trideuteriomethyl)pyrrol-2-one
    —— 5-{4'-[3-(2-carboxy-3-hydroxyphenoxy)propyl]-4-methoxy-1,1'-biphenyl-3-yl}-1,2,5-thiadiazolidin-3-one 1,1-dioxide 692765-64-3 C25H24N2O8S
    5-{4'-[3-(2-carboxy-3-hydroxyphenoxy)propyl]-4-methoxy-1,1'-biphenyl-3-yl}-1,2,5-thiadiazolidin-3-one 1,1-dioxide
    —— (5E,7E,22E)-(1S,3R,24S)-1,3-bis[[dimethyl(1,1dimethylethyl)silyl]oxy]-24-hydroxy-9,10-secocholesta-5,7,10(19),22-tetraene-25-carboxylic acid ethyl ester 156965-19-4 C42H74O5Si2
    (5E,7E,22E)-(1S,3R,24S)-1,3-bis[[dimethyl(1,1dimethylethyl)silyl]oxy]-24-hydroxy-9,10-secocholesta-5,7,10(19),22-tetraene-25-carboxylic acid ethyl ester
    —— 5-Cyano-6,7-diphenyl-8-hydroxy-9H-dibenzo<b,d>pyran 127102-89-0 C26H17NO2
    5-Cyano-6,7-diphenyl-8-hydroxy-9H-dibenzo<b,d>pyran
    —— 5-(2-Chloro-5-trifluoromethyl-phenyl)-2,3-dimethyl-[1,2,5]thiadiazolidine 1-oxide 34038-54-5 C11H12ClF3N2OS
    5-(2-Chloro-5-trifluoromethyl-phenyl)-2,3-dimethyl-[1,2,5]thiadiazolidine 1-oxide
    —— 5,5-Dimethyl-3-methyl-2-oxo-1,2-oxaphosphol-3-ene 107147-39-7 C6H11O2P
    5,5-Dimethyl-3-methyl-2-oxo-1,2-oxaphosphol-3-ene
    —— 5-fluoro-2-(5-methyl-3-phenyl-4-isoxazolyl)-3-(3-dimethylaminopropyl)-indole 100935-31-7 C23H24FN3O
    5-fluoro-2-(5-methyl-3-phenyl-4-isoxazolyl)-3-(3-dimethylaminopropyl)-indole
    —— 5-chloro-thiophene-2-carboxylic acid ((3S,4R)-4-fluoro-1-{[2-fluoro-4-(2-oxo-2-pyridin-1-yl)-phenylcarbamoyl]-methyl}-pyrrolidin-3-yl)-amide 913743-10-9 C22H19ClF2N4O3S
    5-chloro-thiophene-2-carboxylic acid ((3S,4R)-4-fluoro-1-{[2-fluoro-4-(2-oxo-2-pyridin-1-yl)-phenylcarbamoyl]-methyl}-pyrrolidin-3-yl)-amide
    —— 5-[4-[2-[2-[1-(7-azabicyclo[2.2.1]heptan-7-yl)-2-methyl-1-oxopropan-2-yl]-5-(3,5-dimethylphenyl)-6H-thieno[2,3-b]pyrrol-4-yl]ethyl]piperazine-1-carbonyl]-1H-pyridin-2-one 666851-52-1 C36H43N5O3S
    5-[4-[2-[2-[1-(7-azabicyclo[2.2.1]heptan-7-yl)-2-methyl-1-oxopropan-2-yl]-5-(3,5-dimethylphenyl)-6H-thieno[2,3-b]pyrrol-4-yl]ethyl]piperazine-1-carbonyl]-1H-pyridin-2-one
    —— 5-exo-acetoxy-1,3,4,6,8,9-hexamethyltetracyclo <4.4.0.0.<sup>3,9</sup>0<sup>4,8</sup>>decan-2-one 123061-26-7 C18H26O3
    5-exo-acetoxy-1,3,4,6,8,9-hexamethyltetracyclo <4.4.0.0.<sup>3,9</sup>0<sup>4,8</sup>>decan-2-one
    —— 5-(3-Chloroprop-1-yn-1-yl)-1,2-thiazole 1934769-99-9 C6H4ClNS
    5-(3-Chloroprop-1-yn-1-yl)-1,2-thiazole
    —— 5,7-Dioxa-octansaeure-tert-butylester 66680-98-6 C10H20O4
    5,7-Dioxa-octansaeure-tert-butylester
    —— 5α-cholestane-3β,6α,8,15α,16β,26-hexol 3,6,15,26-tetra(p-bromobenzoate) 86424-21-7 C55H60Br4O10
    5α-cholestane-3β,6α,8,15α,16β,26-hexol 3,6,15,26-tetra(p-bromobenzoate)
    —— 5-benzylidene-2,6-diphenyl-4-<i>p</i>-tolyl-1,2,5,6-tetrahydro-pyrimidine 64968-38-3 C30H26N2
    5-benzylidene-2,6-diphenyl-4-<i>p</i>-tolyl-1,2,5,6-tetrahydro-pyrimidine