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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-hydroxy-4'-nitrodibenzylideneacetone 27911-81-5 C17H13NO4
    4-hydroxy-4'-nitrodibenzylideneacetone
    —— 4-(N-benzyloxycarbonyl)glycyl-1-tert-butoxycarbonylmethyl-2-oxopiperazine-3-acetic acid methyl ester 184576-61-2 C23H31N3O8
    4-(N-benzyloxycarbonyl)glycyl-1-tert-butoxycarbonylmethyl-2-oxopiperazine-3-acetic acid methyl ester
    —— 4,6-bis-((Ξ)-4-dimethylamino-trans-cinnamylidene)-[1,3]dithian-5-one 115229-25-9 C26H28N2OS2
    4,6-bis-((Ξ)-4-dimethylamino-trans-cinnamylidene)-[1,3]dithian-5-one
    —— 4-(benzyl-methyl-amino)-2-cyano-butyric acid ethyl ester 101496-32-6 C15H20N2O2
    4-(benzyl-methyl-amino)-2-cyano-butyric acid ethyl ester
    —— 4-HOOC6H4SbC12H7Br 859797-28-7 C19H12BrO2Sb
    4-HOOC6H4SbC12H7Br
    —— (4-Bromo-benzyl)-dithiocarbamic acid benzyl ester 2257-23-0 C15H14BrNS2
    (4-Bromo-benzyl)-dithiocarbamic acid benzyl ester
    —— 4,15,16-Tridecarbocy-fumaropimarsaeure 1812-07-3 C21H34
    4,15,16-Tridecarbocy-fumaropimarsaeure
    —— 4-isobutyl-2-methyl-5-oxo-tetrahydro-furan-2-carboxylic acid ethyl ester 40344-21-6 C12H20O4
    4-isobutyl-2-methyl-5-oxo-tetrahydro-furan-2-carboxylic acid ethyl ester
    —— 4-methoxy-N-(2-(phenylethynyl)benzyl)aniline 1027386-17-9 C22H19NO
    4-methoxy-N-(2-(phenylethynyl)benzyl)aniline
    —— 4-methoxycarbonylpyridinium 2-pyridylcarbonylmethylide 98288-54-1 C14H12N2O3
    4-methoxycarbonylpyridinium 2-pyridylcarbonylmethylide
    —— (4-{6-amino-5-[1-(3,6-dichloro-2-fluorophenyl)ethoxy]pyridin-3-yl}phenyl)-(4-pyrrolidin-1-ylpiperidin-1-yl)methanone 877620-69-4 C29H31Cl2FN4O2
    (4-{6-amino-5-[1-(3,6-dichloro-2-fluorophenyl)ethoxy]pyridin-3-yl}phenyl)-(4-pyrrolidin-1-ylpiperidin-1-yl)methanone
    —— 4-(6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-2-(5-methoxypyridin-3-yl)oxy-N-methyl-9H-pyrimido[4,5-b]indol-8-amine 1400802-81-4 C22H23N7O2
    4-(6-amino-3-azabicyclo[3.1.0]hexan-3-yl)-2-(5-methoxypyridin-3-yl)oxy-N-methyl-9H-pyrimido[4,5-b]indol-8-amine
    —— 4-isopropyl-1,2,3,6-tetrahydro-pyridine; picrate 7550-75-6 C6H3N3O7*C8H15N
    4-isopropyl-1,2,3,6-tetrahydro-pyridine; picrate
    —— 4H-Indol-4-one,1,5,6,7-tetrahydro-1-(4-methoxyphenyl)-6,6-dimethyl-2-(4-nitrophenyl)-,oxime 890827-61-9 C23H23N3O4
    4H-Indol-4-one,1,5,6,7-tetrahydro-1-(4-methoxyphenyl)-6,6-dimethyl-2-(4-nitrophenyl)-,oxime
    —— 4-(4'-N,N-dimethylaminophenyl)-6-(4''-hydroxyphenyl)-2-(5-chloroisatin-3-yl-imino)pyrimidine 951778-49-7 C26H20ClN5O2
    4-(4'-N,N-dimethylaminophenyl)-6-(4''-hydroxyphenyl)-2-(5-chloroisatin-3-yl-imino)pyrimidine
    —— 4-Chlor-benzylphosphinsaeure-<2-chlor-ethylester> 17986-58-2 C9H11Cl2O2P
    4-Chlor-benzylphosphinsaeure-<2-chlor-ethylester>
    —— 4,5-dihydro-8-(dimethylamino)naphtho[1,2-b]thiophene-2-N,O-dimethylhydroxylcarboxamide 837373-44-1 C17H20N2O2S
    4,5-dihydro-8-(dimethylamino)naphtho[1,2-b]thiophene-2-N,O-dimethylhydroxylcarboxamide
    —— 4-(4'-chlorobenzoyl)aminobenzenesulphonyl-L-(+)-glutamic acid 127605-16-7 C18H17ClN2O7S
    4-(4'-chlorobenzoyl)aminobenzenesulphonyl-L-(+)-glutamic acid
    —— 4,4'-([1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl))bis(2,2,3,3,4,4-hexafluorobutanoic acid) 38392-09-5 C20H10F12N4O4
    4,4'-([1,1'-biphenyl]-4,4'-diylbis(diazene-2,1-diyl))bis(2,2,3,3,4,4-hexafluorobutanoic acid)
    —— 4-(7-methyl-1<i>H</i>-imidazo[4,5-<i>f</i>]quinolin-9-ylamino)-phenol 104686-43-3 C17H14N4O
    4-(7-methyl-1<i>H</i>-imidazo[4,5-<i>f</i>]quinolin-9-ylamino)-phenol
    —— 4-[amino-[7-(3-ethoxy-phenyl)-5-nitro-benzofuran-2-yl]-(3-methyl-3H-imidazol-4-yl)-methyl]-benzonitrile 684648-41-7 C28H23N5O4
    4-[amino-[7-(3-ethoxy-phenyl)-5-nitro-benzofuran-2-yl]-(3-methyl-3H-imidazol-4-yl)-methyl]-benzonitrile
    —— 4-(20-(1,2-dithiolan-3-yl)-16-oxo-3,6,9,12-tetraoxa-15-azaicosanamido)-4-(2-carboxyethyl)heptanedioic acid 862430-61-3 C28H48N2O12S2
    4-(20-(1,2-dithiolan-3-yl)-16-oxo-3,6,9,12-tetraoxa-15-azaicosanamido)-4-(2-carboxyethyl)heptanedioic acid
    —— (4S)-4-amino-4-(3,4-dimethoxyphenyl)butan-2-one hydrochloride 1139874-44-4 C12H17NO3*ClH
    (4S)-4-amino-4-(3,4-dimethoxyphenyl)butan-2-one hydrochloride
    —— 4-[2-(6-Phenyl-pteridin-4-ylamino)-ethyl]benzene-1,2-diol 677297-82-4 C20H17N5O2
    4-[2-(6-Phenyl-pteridin-4-ylamino)-ethyl]benzene-1,2-diol
    —— 4-Tert-butyl-2-[[5-tert-butyl-3-[[5-tert-butyl-3-[[5-tert-butyl-3-[[5-tert-butyl-2-hydroxy-3-(hydroxymethyl)phenyl]methyl]-2-hydroxyphenyl]methyl]-2-hydroxyphenyl]methyl]-2-hydroxyphenyl]methyl]-6-[[5-tert-butyl-2-hydroxy-3-(hydroxymethyl)phenyl]methyl]phenol 161838-75-1 C67H88O8
    4-Tert-butyl-2-[[5-tert-butyl-3-[[5-tert-butyl-3-[[5-tert-butyl-3-[[5-tert-butyl-2-hydroxy-3-(hydroxymethyl)phenyl]methyl]-2-hydroxyphenyl]methyl]-2-hydroxyphenyl]methyl]-2-hydroxyphenyl]methyl]-6-[[5-tert-butyl-2-hydroxy-3-(hydroxymethyl)phenyl]methyl]phenol
    —— 4-((3R)-3-acetoxybutoxy)-1-bromo-2,6-dimethylbenzene 1294453-55-6 C14H19BrO3
    4-((3R)-3-acetoxybutoxy)-1-bromo-2,6-dimethylbenzene
    —— 4-Hexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl-N-(4-methylphenyl)-1-naphthalenesulfonamide, hydrochloride 478617-79-7 C24H27N3O2S*ClH
    4-Hexahydropyrrolo[1,2-a]pyrazin-2(1H)-yl-N-(4-methylphenyl)-1-naphthalenesulfonamide, hydrochloride
    —— 4'-[(2-n-Butylthio-benzimidazol-1-yl)-methyl]biphenyl-2-carboxylic acid 133141-70-5 C25H24N2O2S
    4'-[(2-n-Butylthio-benzimidazol-1-yl)-methyl]biphenyl-2-carboxylic acid
    —— 4-methyl-3,3,6,11-tetraoxo-7,10-methano-1,2,5,7,10,11b-hexahydrothieno<3,2-a>anthracene 125219-85-4 C18H16O4S
    4-methyl-3,3,6,11-tetraoxo-7,10-methano-1,2,5,7,10,11b-hexahydrothieno<3,2-a>anthracene
    —— 4'-[(2-n-Butyl-4-cyano-benzimidazol-1-yl)-methyl]-biphenyl-2-carboxylic acid 133174-88-6 C26H23N3O2
    4'-[(2-n-Butyl-4-cyano-benzimidazol-1-yl)-methyl]-biphenyl-2-carboxylic acid
    —— (4R)-methyl 4-((2S)-oxiran-2-yl)pentanoate 1152662-37-7 C8H14O3
    (4R)-methyl 4-((2S)-oxiran-2-yl)pentanoate
    —— (4S,5R)-3-[4-(1-cyclohexylethoxy)benzyl]-4-methyl-5-phenyl-1,3-oxazolidin-2-one 1095984-74-9 C25H31NO3
    (4S,5R)-3-[4-(1-cyclohexylethoxy)benzyl]-4-methyl-5-phenyl-1,3-oxazolidin-2-one
    —— 4-chloro-N-(tetrahydro-2H-pyran-4-yl)-5-(4-(trifluoromethyl)phenyl)isoxazole-3-carboxamide 1110769-85-1 C16H14ClF3N2O3
    4-chloro-N-(tetrahydro-2H-pyran-4-yl)-5-(4-(trifluoromethyl)phenyl)isoxazole-3-carboxamide
    —— 4-(5-Bromo-thiophen-2-ylmethyl)-4-ethyl-morpholin-4-ium; chloride 40174-84-3 C11H17BrNOS*Cl
    4-(5-Bromo-thiophen-2-ylmethyl)-4-ethyl-morpholin-4-ium; chloride
    —— 4,16α-Dihydroxy-17α-methyl-testosteron 2542-79-2 C20H30O4
    4,16α-Dihydroxy-17α-methyl-testosteron
    —— 4-Amino-N-(6-methoxy-pyridazin-3-yl)-benzenesulfonamide; compound with 4,6-dimethyl-pyrimidin-2-ylamine 1708-65-2 C6H9N3*C11H12N4O3S
    4-Amino-N-(6-methoxy-pyridazin-3-yl)-benzenesulfonamide; compound with 4,6-dimethyl-pyrimidin-2-ylamine
    —— [4-(2-Chloro-benzoyl)-phenoxy]-phenyl-acetic acid 67390-74-3 C21H15ClO4
    [4-(2-Chloro-benzoyl)-phenoxy]-phenyl-acetic acid
    —— 4,4'-(((3Z,4Z)-2-(benzo[d][1,3]dioxol-5-yl)-5-oxofuran-3,4(2H,5H)-diylidene)bis(hydrazin-1-yl-2-ylidene))dibenzenesulfonamide 80914-05-2 C23H20N6O8S2
    4,4'-(((3Z,4Z)-2-(benzo[d][1,3]dioxol-5-yl)-5-oxofuran-3,4(2H,5H)-diylidene)bis(hydrazin-1-yl-2-ylidene))dibenzenesulfonamide
    —— 4-((<i>E</i>)-salicylidenamino)-benzoic acid ethyl ester; hydrochloride 53527-74-5 C16H15NO3*ClH
    4-((<i>E</i>)-salicylidenamino)-benzoic acid ethyl ester; hydrochloride
    —— 4,5,6,7,4',5',6',7'-octahydro-2,2'-[(5-benzotriazol-2-yl-4-hydroxy-<i>m</i>-phenylene)-dimethyl]-bis-isoindole-1,3-dione 59129-13-4 C30H27N5O5
    4,5,6,7,4',5',6',7'-octahydro-2,2'-[(5-benzotriazol-2-yl-4-hydroxy-<i>m</i>-phenylene)-dimethyl]-bis-isoindole-1,3-dione
    —— 4-Amino-6-isopropylamino-s-triazin-carbonsaeure-(2)-pyrrolidid 7537-39-5 C11H18N6O
    4-Amino-6-isopropylamino-s-triazin-carbonsaeure-(2)-pyrrolidid
    —— 4-iodo-2-methyl-2,3-dihydrofuran 1232199-24-4 C5H7IO
    4-iodo-2-methyl-2,3-dihydrofuran
    —— ({4'-[10-(ethoxycarbonyl)pyrido[1,2-a]indol-3-yl]biphenyl-4-yl}oxy)phenylacetic acid 796033-45-9 C35H27NO5
    ({4'-[10-(ethoxycarbonyl)pyrido[1,2-a]indol-3-yl]biphenyl-4-yl}oxy)phenylacetic acid
    —— 4-chloro-N-(3,3-difluorocyclobutyl)-5-(4-(trifluoromethyl)phenyl)isoxazole-3-carboxamide 1110771-17-9 C15H10ClF5N2O2
    4-chloro-N-(3,3-difluorocyclobutyl)-5-(4-(trifluoromethyl)phenyl)isoxazole-3-carboxamide
    —— 4-Benzoylamino-4-(5-fluoro-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-butyric acid benzyl ester 72529-70-5 C22H20FN3O5
    4-Benzoylamino-4-(5-fluoro-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-butyric acid benzyl ester
    —— (4aS,10bS)-7-Methoxy-4-phenethyl-1,2,3,4,4a,5,6,10b-octahydro-benzo[f]quinoline 110242-87-0 C22H27NO
    (4aS,10bS)-7-Methoxy-4-phenethyl-1,2,3,4,4a,5,6,10b-octahydro-benzo[f]quinoline
    —— 4-Hydroxy-3.5-dijod-α-phenyl-zimtsaeure 3163-80-2 C15H10I2O3
    4-Hydroxy-3.5-dijod-α-phenyl-zimtsaeure
    —— 4-(3,4-difluorophenyl)-2-oxo-oxazolidine-3-carboxylic acid (2-(1-(2-cyanophenyl)pyrrolidin-3-ylamino)ethyl)amide 218609-99-5 C23H23F2N5O3
    4-(3,4-difluorophenyl)-2-oxo-oxazolidine-3-carboxylic acid (2-(1-(2-cyanophenyl)pyrrolidin-3-ylamino)ethyl)amide
    —— 4-Chlorchinaldin-5,6-chinon 28556-69-6 C10H6ClNO2
    4-Chlorchinaldin-5,6-chinon
    —— 4,7-dihexyl-3,8-dichloro-1,10-phenanthroline 1001157-60-3 C24H30Cl2N2
    4,7-dihexyl-3,8-dichloro-1,10-phenanthroline