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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Acetoxybutin-(2)-al-2.4-dinitro-phenylhydrazon 18927-32-7 C12H10N4O6
    4-Acetoxybutin-(2)-al-2.4-dinitro-phenylhydrazon
    —— 4-(Carbamoylamino)butane-1-sulfonic acid 54960-61-1 C5H12N2O4S
    4-(Carbamoylamino)butane-1-sulfonic acid
    —— [4-(4-ethanesulfonyl-2-methyl-phenoxy)-6-fluoro-naphthalen-2-yl]-acetic acid 1227383-84-7 C21H19FO5S
    [4-(4-ethanesulfonyl-2-methyl-phenoxy)-6-fluoro-naphthalen-2-yl]-acetic acid
    —— 4-{4-[5-(3-tert-butyl-phenylcarbamoyl)-pyridin-2-yl]-piperazin-1-yl}-benzoic acid ethyl ester 1224870-44-3 C29H34N4O3
    4-{4-[5-(3-tert-butyl-phenylcarbamoyl)-pyridin-2-yl]-piperazin-1-yl}-benzoic acid ethyl ester
    —— <4β,17α-(2)H2>-3β,17β-diacetoxyandrost-5-ene 95331-45-6 C23H34O4
    <4β,17α-(2)H2>-3β,17β-diacetoxyandrost-5-ene
    —— {4-[(2,2-dimethylquinolin-1(2H)-yl)methyl]-3-isopropoxyphenyl}methanol 865138-78-9 C22H27NO2
    {4-[(2,2-dimethylquinolin-1(2H)-yl)methyl]-3-isopropoxyphenyl}methanol
    —— 4-[3-fluoro-6-(pyridin-3-yl)-9H-pyrrolo[2,3-b:5,4-c']dipyridin-4-yl]-N-[2-(2-methylpiperidin-1-yl)ethyl]benzamide 1246472-84-3 C30H29FN6O
    4-[3-fluoro-6-(pyridin-3-yl)-9H-pyrrolo[2,3-b:5,4-c']dipyridin-4-yl]-N-[2-(2-methylpiperidin-1-yl)ethyl]benzamide
    —— 4-(2-fluoro-3-iodopropyl)phenyl acetate 175400-09-6 C11H12FIO2
    4-(2-fluoro-3-iodopropyl)phenyl acetate
    —— 4-cyano-5-(4-(4-cyanobut-1-ynyl)phenyl)-1-(2,4-dichlorophenyl)-N-(1,1-dioxothiomorpholino)-1H-pyrazole-3-carboxamide 1245626-20-3 C26H20Cl2N6O3S
    4-cyano-5-(4-(4-cyanobut-1-ynyl)phenyl)-1-(2,4-dichlorophenyl)-N-(1,1-dioxothiomorpholino)-1H-pyrazole-3-carboxamide
    —— 4-(1-methyl-indolizine-3-carbonyl)-benzonitrile 675139-24-9 C17H12N2O
    4-(1-methyl-indolizine-3-carbonyl)-benzonitrile
    —— 4-(5-{2-[(3R,4S)-3-amino-4-(2,4-difluorophenyl)pyrrolidin-1-yl]pyrimidin-5-yl}-[1,2,4]oxadiazol-3-ylmethoxy)piperidine-1-carboxylic acid isopropyl ester p-toluenesulfonate 1245077-66-0 C7H8O3S*C26H31F2N7O4
    4-(5-{2-[(3R,4S)-3-amino-4-(2,4-difluorophenyl)pyrrolidin-1-yl]pyrimidin-5-yl}-[1,2,4]oxadiazol-3-ylmethoxy)piperidine-1-carboxylic acid isopropyl ester p-toluenesulfonate
    —— 4-[(3-amino-4,6-dioxo-7H-pyrazolo[4,3-c]pyridin-2-yl)methyl]benzoic acid 475094-13-4 C14H12N4O4
    4-[(3-amino-4,6-dioxo-7H-pyrazolo[4,3-c]pyridin-2-yl)methyl]benzoic acid
    —— 4-({2-[(3-cyclopentyl-4-methylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-methylpyridine-2-carboxamide 710352-86-6 C27H29N5O2
    4-({2-[(3-cyclopentyl-4-methylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-methylpyridine-2-carboxamide
    —— 4-[4-amino-5-(2,6-difluoro-4-methoxy-benzoyl)-thiazol-2-ylamino]-benzenesulfonamide 746630-10-4 C17H14F2N4O4S2
    4-[4-amino-5-(2,6-difluoro-4-methoxy-benzoyl)-thiazol-2-ylamino]-benzenesulfonamide
    —— 4-[[5-Tert-butyl-2-(5-chloro-2-fluorophenyl)pyrimidin-4-yl]amino]pyridine-3-carboxylic acid 674793-93-2 C20H18ClFN4O2
    4-[[5-Tert-butyl-2-(5-chloro-2-fluorophenyl)pyrimidin-4-yl]amino]pyridine-3-carboxylic acid
    —— 4-(2'-bromo-3'-oxobutyl)benzaldehyde 1628340-93-1 C11H11BrO2
    4-(2'-bromo-3'-oxobutyl)benzaldehyde
    —— 4-isothiocyanato-N,N-dimethyl-3-nitrobenzenesulfonamide 672961-11-4 C9H9N3O4S2
    4-isothiocyanato-N,N-dimethyl-3-nitrobenzenesulfonamide
    —— 4-({2-[(4-fluoro-3-isopropylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-(2-methoxyethyl)pyridine-2-carboxamide 710353-37-0 C26H28FN5O3
    4-({2-[(4-fluoro-3-isopropylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-(2-methoxyethyl)pyridine-2-carboxamide
    —— (4-ethoxy-phenyl)-[2-isobutoxymethyl-7-(3-trifluoromethyl-pyridin-2-yl)-pyrido[2,3-d]pyrimidin-4-yl]-amine 714221-85-9 C26H26F3N5O2
    (4-ethoxy-phenyl)-[2-isobutoxymethyl-7-(3-trifluoromethyl-pyridin-2-yl)-pyrido[2,3-d]pyrimidin-4-yl]-amine
    —— 4-[4-(3-acetamidophenyl)phenyl]-N-(2-morpholin-4-ylethyl)thiophene-2-carboxamide 666722-18-5 C25H27N3O3S
    4-[4-(3-acetamidophenyl)phenyl]-N-(2-morpholin-4-ylethyl)thiophene-2-carboxamide
    —— 4-methyl-6-(2-morpholin-4-yl-methyl-phenyl)-pyrimidin-2-ylamine 915070-06-3 C16H20N4O
    4-methyl-6-(2-morpholin-4-yl-methyl-phenyl)-pyrimidin-2-ylamine
    —— 4-{6-amino-7-[(R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy]-furo[3,2-c]pyridin-3-yl}benzamide 1175297-27-4 C22H16Cl2FN3O3
    4-{6-amino-7-[(R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy]-furo[3,2-c]pyridin-3-yl}benzamide
    —— 4-bromo-2-(4-tert-butylphenyl)benzimidazole hydrochloride 872002-66-9 C17H17BrN2*ClH
    4-bromo-2-(4-tert-butylphenyl)benzimidazole hydrochloride
    —— 4-Phenyl-1-(2,4-dibrom-phenyl)-semicarbazid 14586-03-9 C13H11Br2N3O
    4-Phenyl-1-(2,4-dibrom-phenyl)-semicarbazid
    —— 4-(4-methoxy-3-methyl-phenyl)-butyric acid amide 105973-60-2 C12H17NO2
    4-(4-methoxy-3-methyl-phenyl)-butyric acid amide
    —— 4-Hydroxy-7-(methoxymethyl)-3-(2,4,5-trimethylphenyl)-1-oxaspiro[4.5]dec-3-en-2-one 934820-98-1 C20H26O4
    4-Hydroxy-7-(methoxymethyl)-3-(2,4,5-trimethylphenyl)-1-oxaspiro[4.5]dec-3-en-2-one
    —— (4-[2-(4-{2-bromo-4-[4-(trifluoromethyl)phenoxy]phenoxy}piperidin-1-yl)pyrimidin-5-yl]-1H-1,2,3-triazol-1-yl)acetic acid 1042428-33-0 C26H22BrF3N6O4
    (4-[2-(4-{2-bromo-4-[4-(trifluoromethyl)phenoxy]phenoxy}piperidin-1-yl)pyrimidin-5-yl]-1H-1,2,3-triazol-1-yl)acetic acid
    —— 4-{5-[7-(3,5-difluoro-4-morpholin-4-ylmethyl-phenyl)-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino]-2-methyl-benzyl}-1-(2-dimethylamino-ethyl)-piperazin-2-one 1180666-37-8 C33H40F2N8O2
    4-{5-[7-(3,5-difluoro-4-morpholin-4-ylmethyl-phenyl)-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino]-2-methyl-benzyl}-1-(2-dimethylamino-ethyl)-piperazin-2-one
    —— 4-methylene-5α-cholestan-3β-ol tetrahydropyranyl ether 113948-51-9 C33H56O2
    4-methylene-5α-cholestan-3β-ol tetrahydropyranyl ether
    —— (4R,5S)-4-Benzyloxymethyl-5-ethyl-2,2,4-trimethyl-[1,3]dioxolane 86659-15-6 C16H24O3
    (4R,5S)-4-Benzyloxymethyl-5-ethyl-2,2,4-trimethyl-[1,3]dioxolane
    —— 4-Isopropyl-3-(3-chlorphenyl)-5-carboxymethylmercapto-4H-1,2,4-triazol 18204-75-6 C13H14ClN3O2S
    4-Isopropyl-3-(3-chlorphenyl)-5-carboxymethylmercapto-4H-1,2,4-triazol
    —— 4,5-diphenyl-2-(5-phenyl-[1,2]dithiol-3-ylidene)-2H-imidazole 17996-17-7 C24H16N2S2
    4,5-diphenyl-2-(5-phenyl-[1,2]dithiol-3-ylidene)-2H-imidazole
    —— 4,4'-diethyl-6,6'-dimethyl-2,2'-diazane-1,2-diyl-bis-pyrimidine 109104-89-4 C14H20N6
    4,4'-diethyl-6,6'-dimethyl-2,2'-diazane-1,2-diyl-bis-pyrimidine
    —— 4-[2-[(2-Chlorophenyl)methylamino]-9-(2-piperidin-4-ylethyl)purin-8-yl]benzonitrile 1021696-52-5 C26H26ClN7
    4-[2-[(2-Chlorophenyl)methylamino]-9-(2-piperidin-4-ylethyl)purin-8-yl]benzonitrile
    —— 4-nitro-acridine-9-carbonitrile 225640-26-6 C14H7N3O2
    4-nitro-acridine-9-carbonitrile
    —— 4-chloro-1-(4-chlorophenyl)-3-(4-nitrophenyl)-1H-pyrazole 1367843-45-5 C15H9Cl2N3O2
    4-chloro-1-(4-chlorophenyl)-3-(4-nitrophenyl)-1H-pyrazole
    —— 4-(1'-cyclobutylspiro[4H-1,3-benzodioxine-2,4'-piperidine]-6-yl)-2,6-difluoro-N-(2-methoxyethyl)-N-methylbenzamide 1174723-64-8 C27H32F2N2O4
    4-(1'-cyclobutylspiro[4H-1,3-benzodioxine-2,4'-piperidine]-6-yl)-2,6-difluoro-N-(2-methoxyethyl)-N-methylbenzamide
    —— 4',2'',4'',6''-tetra-O-acetyl-1,3,2',6',3''-pentakis(N-benzyloxycarbonyl)-3'-deoxykanamycin B 142859-93-6 C66H75N5O23
    4',2'',4'',6''-tetra-O-acetyl-1,3,2',6',3''-pentakis(N-benzyloxycarbonyl)-3'-deoxykanamycin B
    —— 4-(4-Hexyl-cyclohexyl)-benzoyl chloride 92118-96-2 C19H27ClO
    4-(4-Hexyl-cyclohexyl)-benzoyl chloride
    —— 4-Bromo-2-but-2-en-2-ylthiophene 936231-82-2 C8H9BrS
    4-Bromo-2-but-2-en-2-ylthiophene
    —— 4-methyl-N-(2-methylallyl)-N-((triisopropylsilyl)ethynyl)benzenesulfonamide 1437788-88-9 C22H35NO2SSi
    4-methyl-N-(2-methylallyl)-N-((triisopropylsilyl)ethynyl)benzenesulfonamide
    —— 4β,5β-epoxy-17-methyl-3,17-dioxo-16,17-secoandrostane-16-nitrile 1040236-06-3 C20H27NO3
    4β,5β-epoxy-17-methyl-3,17-dioxo-16,17-secoandrostane-16-nitrile
    —— 4-<1,3,4,5,8,8a-hexahydro-7-(phenylsulfonyl)-4a(2H)-naphthalenyl>morpholine 109802-91-7 C20H27NO3S
    4-<1,3,4,5,8,8a-hexahydro-7-(phenylsulfonyl)-4a(2H)-naphthalenyl>morpholine
    —— 4-diethoxymethyl-6-methoxy-pyrimidin-2-ylamine 856973-33-6 C10H17N3O3
    4-diethoxymethyl-6-methoxy-pyrimidin-2-ylamine
    —— 4-(2-naphthyl)isoxasole 1295629-84-3 C13H9NO
    4-(2-naphthyl)isoxasole
    —— 4-acetylamino-<i>N</i>-(1-cyclohexyl-5-methyl-2-oxo-1,2-dihydro-pyrimidin-4-yl)-benzenesulfonamide 58196-59-1 C19H24N4O4S
    4-acetylamino-<i>N</i>-(1-cyclohexyl-5-methyl-2-oxo-1,2-dihydro-pyrimidin-4-yl)-benzenesulfonamide
    —— 4-bromo-2-ethoxyphenethyl 3-cyanophenylcarbamate 943742-32-3 C18H17BrN2O3
    4-bromo-2-ethoxyphenethyl 3-cyanophenylcarbamate
    —— 4-(chloro-(phenyl)-methylene)-3-ethoxy-1-(toluene-4-sulfonyl)azepane 1254985-08-4 C22H26ClNO3S
    4-(chloro-(phenyl)-methylene)-3-ethoxy-1-(toluene-4-sulfonyl)azepane
    —— 4-Hydroxyphenyl-2,4-dimethylallophanat 16066-88-9 C10H12N2O4
    4-Hydroxyphenyl-2,4-dimethylallophanat
    —— 4-(methylsulfanylmethyl)heptan-4-amine 81230-57-1 C9H21NS
    4-(methylsulfanylmethyl)heptan-4-amine