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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4'-[(2-methyl-4-nitrophenyl)methylene]bis(benzene-1,3-diol) 1073495-71-2 C20H17NO6
    4,4'-[(2-methyl-4-nitrophenyl)methylene]bis(benzene-1,3-diol)
    —— 4-dimethylaminomethylene-5,6,7-trimethoxy-isochroman-1,3-dione 66753-74-0 C15H17NO6
    4-dimethylaminomethylene-5,6,7-trimethoxy-isochroman-1,3-dione
    —— 4-(3-cyano-1-cyclobutyl-5-cyclopropyl-1H-pyrrolo[2,3-b]pyridin-2-yl)-N-(1,1,1-trifluoro-2-methylpropan-2-yl)benzenesulfonamide 1247932-24-6 C25H25F3N4O2S
    4-(3-cyano-1-cyclobutyl-5-cyclopropyl-1H-pyrrolo[2,3-b]pyridin-2-yl)-N-(1,1,1-trifluoro-2-methylpropan-2-yl)benzenesulfonamide
    —— 4-[8-[[3,5-Diethoxy-4-(oxolan-2-yl)phenyl]methyl]-3-oxo-2-aza-8-azoniaspiro[4.5]decan-2-yl]benzoic acid;2,2,2-trifluoroacetate 1254733-35-1 C2HF3O2*C30H38N2O6
    4-[8-[[3,5-Diethoxy-4-(oxolan-2-yl)phenyl]methyl]-3-oxo-2-aza-8-azoniaspiro[4.5]decan-2-yl]benzoic acid;2,2,2-trifluoroacetate
    —— 4-chloro-N-(2-fluoro-6-methoxyphenyl)-3-nitrobenzenesulfonamide 1073437-70-3 C13H10ClFN2O5S
    4-chloro-N-(2-fluoro-6-methoxyphenyl)-3-nitrobenzenesulfonamide
    —— 4-Bromo-5-((2R,4S,5R)-4-hydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-2H-pyrazole-3-carboxylic acid amide 190263-42-4 C9H12BrN3O4
    4-Bromo-5-((2R,4S,5R)-4-hydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-2H-pyrazole-3-carboxylic acid amide
    —— (4E,6E)-3-oxo-7-phenyl-2-(triphenyl-λ5-phosphanylidene)hepta-4,6-dienenitrile 1262551-95-0 C31H24NOP
    (4E,6E)-3-oxo-7-phenyl-2-(triphenyl-λ5-phosphanylidene)hepta-4,6-dienenitrile
    —— 4-Anilino-5-benzyl-2-chloropyrimidine 280582-29-8 C17H14ClN3
    4-Anilino-5-benzyl-2-chloropyrimidine
    —— (4Z)-1-ethyl-5-imino-4-({3-methoxy-4-[(4-methoxybenzyl)oxy]phenyl}methylidene)imidazolidin-2-one 1264751-29-2 C21H23N3O4
    (4Z)-1-ethyl-5-imino-4-({3-methoxy-4-[(4-methoxybenzyl)oxy]phenyl}methylidene)imidazolidin-2-one
    —— 4-[5-(3,5-dichloro-phenyl)-5-trifluoromethyl-4,5-dihydro-isoxazol-3-yl]-2-methyl-N-(2-oxo-2λ4-[1,2]oxathiolan-4-yl)-benzamide 1309959-65-6 C21H17Cl2F3N2O4S
    4-[5-(3,5-dichloro-phenyl)-5-trifluoromethyl-4,5-dihydro-isoxazol-3-yl]-2-methyl-N-(2-oxo-2λ4-[1,2]oxathiolan-4-yl)-benzamide
    —— 4,5-bis(4-fluorophenyl)-2-(1-methylethyl)-1H-pyrrole-3-carboxylic acid ethyl ester 151105-81-6 C22H21F2NO2
    4,5-bis(4-fluorophenyl)-2-(1-methylethyl)-1H-pyrrole-3-carboxylic acid ethyl ester
    —— [4-([1,3]thiazolo[4,5-c]pyridin-2-yloxy)phenyl]methanol 1190927-54-8 C13H10N2O2S
    [4-([1,3]thiazolo[4,5-c]pyridin-2-yloxy)phenyl]methanol
    —— (4-(4-tert-butylbenzyl)piperazin-1-yl)(3-(4-chlorophenylsulfonyl)-1H-indol-2-yl)methanone 1182712-52-2 C30H32ClN3O3S
    (4-(4-tert-butylbenzyl)piperazin-1-yl)(3-(4-chlorophenylsulfonyl)-1H-indol-2-yl)methanone
    —— 4-{4-[6-Bromo-7-(3-cyclohexyl-ureido)-pyrido[2,3-d]pyrimidin-2-ylamino]-phenyl}-piperazine-1-carboxylic acid tert-butyl ester 352328-93-9 C29H37BrN8O3
    4-{4-[6-Bromo-7-(3-cyclohexyl-ureido)-pyrido[2,3-d]pyrimidin-2-ylamino]-phenyl}-piperazine-1-carboxylic acid tert-butyl ester
    —— (4-{3-[3-(2,3-dichlorophenyl)-1-phenethylureido]phenylsulphanyl}phenyl)acetic acid 735312-93-3 C29H24Cl2N2O3S
    (4-{3-[3-(2,3-dichlorophenyl)-1-phenethylureido]phenylsulphanyl}phenyl)acetic acid
    —— 4-(hexahydro-pyrrolo[3,4-c]pyrrol-2-yl)-6,7-dihydro-5H-benzo[6,7]cyclohepta[1,2-d]pyrimidin-2-ylamine 1027331-09-4 C19H23N5
    4-(hexahydro-pyrrolo[3,4-c]pyrrol-2-yl)-6,7-dihydro-5H-benzo[6,7]cyclohepta[1,2-d]pyrimidin-2-ylamine
    —— 4β,5-epoxy-5β-cholestan-7α-yl acetate 144067-52-7 C29H48O3
    4β,5-epoxy-5β-cholestan-7α-yl acetate
    —— 4-trifluoromethylsulfanylbenzyl 4-[4-(1H-indol-5-ylcarbamoyl)thiazol-2-yl]piperazine-1-carboxylate 1141395-11-0 C25H22F3N5O3S2
    4-trifluoromethylsulfanylbenzyl 4-[4-(1H-indol-5-ylcarbamoyl)thiazol-2-yl]piperazine-1-carboxylate
    —— 4-acetoxy-2-<i>p</i>-tolyl-arsinine 66165-93-3 C14H13AsO2
    4-acetoxy-2-<i>p</i>-tolyl-arsinine
    —— 4,4a-Dihydro-3,3-dimethyl-1-phenyl-4,4-bis(trimethylsilyl)-3H-2-oxa-3-silanaphthalin 80431-42-1 C22H34OSi3
    4,4a-Dihydro-3,3-dimethyl-1-phenyl-4,4-bis(trimethylsilyl)-3H-2-oxa-3-silanaphthalin
    —— [(4-methoxyphenyl)methyl]terephthalic acid 618120-27-7 C16H14O5
    [(4-methoxyphenyl)methyl]terephthalic acid
    —— 4-Oxo-2,6-di-thiophen-2-yl-cyclohexane-1,1-dicarboxylic acid dimethyl ester 210429-17-7 C18H18O5S2
    4-Oxo-2,6-di-thiophen-2-yl-cyclohexane-1,1-dicarboxylic acid dimethyl ester
    —— 4-[3-Oxo-3-piperidin-1-yl-1-(toluene-4-sulfonylamino)-propyl]-benzamidine; hydriodide 80972-47-0 C22H28N4O3S*HI
    4-[3-Oxo-3-piperidin-1-yl-1-(toluene-4-sulfonylamino)-propyl]-benzamidine; hydriodide
    —— 4-(Ethyl-diethoxy-silyl)-buttersaeure-trimethylsilylester 23523-64-0 C13H30O4Si2
    4-(Ethyl-diethoxy-silyl)-buttersaeure-trimethylsilylester
    —— (4-Sulfamoyl-phenyl)-carbamic acid 4-[bis-(2-chloro-ethyl)-amino]-phenyl ester 52177-51-2 C17H19Cl2N3O4S
    (4-Sulfamoyl-phenyl)-carbamic acid 4-[bis-(2-chloro-ethyl)-amino]-phenyl ester
    —— 4-t-butylamino-2-trifluoromethyl-3-phenylsulfonylbut-1-ene 1409954-50-2 C15H20F3NO2S
    4-t-butylamino-2-trifluoromethyl-3-phenylsulfonylbut-1-ene
    —— 4-(4-phenyl-bicyclo[2.2.2]oct-1-yl)-morpholine 10534-02-8 C18H25NO
    4-(4-phenyl-bicyclo[2.2.2]oct-1-yl)-morpholine
    —— 4-(2-diethylamino-ethoxy)-pyrido[3,2,1-<i>jk</i>]carbazol-6-one 99999-60-7 C21H22N2O2
    4-(2-diethylamino-ethoxy)-pyrido[3,2,1-<i>jk</i>]carbazol-6-one
    —— 4-allyl-2-(2-ethoxy-phenoxymethyl)-morpholine 47083-03-4 C16H23NO3
    4-allyl-2-(2-ethoxy-phenoxymethyl)-morpholine
    —— 4-Methyl-2-<3-methyl-pentadien-(1,2)-yl>-1,3,2-dioxaphosphorinan-oxid 94073-23-1 C10H17O3P
    4-Methyl-2-<3-methyl-pentadien-(1,2)-yl>-1,3,2-dioxaphosphorinan-oxid
    —— 4-amino-3-(N-tert-butylsulfamoyl)benzoic acid 937053-05-9 C11H16N2O4S
    4-amino-3-(N-tert-butylsulfamoyl)benzoic acid
    —— 4,4-dimethyl-5-(2-tetrahydropyranyloxy)pent-2-yl-1-ol 167107-37-1 C12H20O3
    4,4-dimethyl-5-(2-tetrahydropyranyloxy)pent-2-yl-1-ol
    —— 4-Methyl-5-methylene-heptanoic acid methyl ester 80865-22-1 C10H18O2
    4-Methyl-5-methylene-heptanoic acid methyl ester
    —— 4-<3-(4-Methoxyphenyl)-5-isoxazolyl>-5-morpholino-3-(4-nitrophenyl)isoxazol 135703-40-1 C23H20N4O6
    4-<3-(4-Methoxyphenyl)-5-isoxazolyl>-5-morpholino-3-(4-nitrophenyl)isoxazol
    —— 4-[4-(2-chloro-styryl)-[1,2,3]triazol-2-yl]-benzoyl chloride 52455-39-7 C17H11Cl2N3O
    4-[4-(2-chloro-styryl)-[1,2,3]triazol-2-yl]-benzoyl chloride
    —— (4,5-Dihydro-oxazol-2-yl)-(2-ethyl-4,6-dimethyl-cyclohexyl)-amine 24196-62-1 C13H24N2O
    (4,5-Dihydro-oxazol-2-yl)-(2-ethyl-4,6-dimethyl-cyclohexyl)-amine
    —— 4,5,6,7-tetrachloro-3-(1-ethyl-2-methyl-indol-3-yl)-3-(2-methoxy-4-piperidin-1-yl-phenyl)-3<i>H</i>-isobenzofuran-1-one 57958-97-1 C31H28Cl4N2O3
    4,5,6,7-tetrachloro-3-(1-ethyl-2-methyl-indol-3-yl)-3-(2-methoxy-4-piperidin-1-yl-phenyl)-3<i>H</i>-isobenzofuran-1-one
    —— 4-(4-Methoxy-benzoyl)-5-(2-methylbenzoylamino)-thiadiazol-(1.2.3) 93870-11-2 C18H15N3O3S
    4-(4-Methoxy-benzoyl)-5-(2-methylbenzoylamino)-thiadiazol-(1.2.3)
    —— 4-bromo-5-fluoropyridine-2-carbonitrile 1211582-95-4 C6H2BrFN2
    4-bromo-5-fluoropyridine-2-carbonitrile
    —— (+/-)-4-(2-oxo-(3a<i>r</i>,6a<i>c</i>)-hexahydro-furo[3,4-<i>d</i>]imidazol-4<i>t</i>-yl)-butane-1-sulfonic acid 4413-03-0 C9H16N2O5S
    (+/-)-4-(2-oxo-(3a<i>r</i>,6a<i>c</i>)-hexahydro-furo[3,4-<i>d</i>]imidazol-4<i>t</i>-yl)-butane-1-sulfonic acid
    —— 4-Cyclopropylmethyl-2,6-bis-trifluoromethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid diethyl ester 98849-23-1 C17H19F6NO4
    4-Cyclopropylmethyl-2,6-bis-trifluoromethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid diethyl ester
    —— 4-(1,3-diphenyl-imidazolidin-2-yl)-quinoline 95705-01-4 C24H21N3
    4-(1,3-diphenyl-imidazolidin-2-yl)-quinoline
    —— 4-benzenesulfonylamino-2-hydroxy-benzoic acid methyl ester 100867-38-7 C14H13NO5S
    4-benzenesulfonylamino-2-hydroxy-benzoic acid methyl ester
    —— 4-(5-(trifluoromethyl)pyridin-2-yl)-1-(9-methyl-2,3,4,5-tetrahydro-1H-pyrido[3,4-b]indol-7-yl)pyridin-2(1H)-one hydrochloride 1173152-56-1 C23H19F3N4O*ClH
    4-(5-(trifluoromethyl)pyridin-2-yl)-1-(9-methyl-2,3,4,5-tetrahydro-1H-pyrido[3,4-b]indol-7-yl)pyridin-2(1H)-one hydrochloride
    —— 4-[4-(4-Chlorophenyl)piperidin-1-yl]-1-(2-ethyl-2,3-dihydro-1H-isoindol-5-yl)-4-oxobutan-1-one 374812-29-0 C25H29ClN2O2
    4-[4-(4-Chlorophenyl)piperidin-1-yl]-1-(2-ethyl-2,3-dihydro-1H-isoindol-5-yl)-4-oxobutan-1-one
    —— 4-[(E)-2-methyl-4-phenylmethoxybut-2-enyl]sulfinylmorpholine 119099-69-3 C16H23NO3S
    4-[(E)-2-methyl-4-phenylmethoxybut-2-enyl]sulfinylmorpholine
    —— 4,5-dihydro-5-methyl-2-pyrrolidino-3-thiophenecarbonitrile 154001-06-6 C10H14N2S
    4,5-dihydro-5-methyl-2-pyrrolidino-3-thiophenecarbonitrile
    —— 4-(benzyloxy)-6-((tert-butyloxycarbonyl)amino)-7-iodo-2-methylbenzo[b]thiophene 960314-95-8 C21H22INO3S
    4-(benzyloxy)-6-((tert-butyloxycarbonyl)amino)-7-iodo-2-methylbenzo[b]thiophene
    —— [4-(2-{4-[1-(4-Methoxy-phenyl)-meth-(E)-ylidene-hydrazinocarbonylmethoxy]-phenyl}-ethyl)-phenoxy]-acetic acid [1-(4-methoxy-phenyl)-meth-(E)-ylidene]-hydrazide 913635-85-5 C34H34N4O6
    [4-(2-{4-[1-(4-Methoxy-phenyl)-meth-(E)-ylidene-hydrazinocarbonylmethoxy]-phenyl}-ethyl)-phenoxy]-acetic acid [1-(4-methoxy-phenyl)-meth-(E)-ylidene]-hydrazide
    —— 4-amino-1,5-dihydroxy-2-propylanthraquinone 106909-84-6 C17H15NO4
    4-amino-1,5-dihydroxy-2-propylanthraquinone