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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,8-dihydrazino-2,6-dimethylpyridazino<4,5-d>pyridazine-1,5-dione 89046-46-8 C8H12N8O2
    4,8-dihydrazino-2,6-dimethylpyridazino<4,5-d>pyridazine-1,5-dione
    —— [(4R,5R)-2,2-dimethyl-1,3-dioxolane-4,5-diyl]bis-(1,1,1,3,3,3-hexafluoropropan-2-ol) 1326307-91-8 C11H10F12O4
    [(4R,5R)-2,2-dimethyl-1,3-dioxolane-4,5-diyl]bis-(1,1,1,3,3,3-hexafluoropropan-2-ol)
    —— (4-bromo-6-cyano-benzothiazol-2-yl)-carbamic Acid tert-butyl Ester 1155287-19-6 C13H12BrN3O2S
    (4-bromo-6-cyano-benzothiazol-2-yl)-carbamic Acid tert-butyl Ester
    —— 4-{[tert-Butoxycarbonyl-(4-tert-butyl-benzyl)-amino]-methyl}-benzoic acid methyl ester 477884-47-2 C25H33NO4
    4-{[tert-Butoxycarbonyl-(4-tert-butyl-benzyl)-amino]-methyl}-benzoic acid methyl ester
    —— (4R,5R)-5-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-2,2-dimethyl-1,3-dioxolane-4-carboxylic acid 1403503-59-2 C9H10F6O5
    (4R,5R)-5-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-2,2-dimethyl-1,3-dioxolane-4-carboxylic acid
    —— (4R,5R)-N,N'-bis(2-amino-6-benzyloxy-5-nitrosopyrimidin-4-yl)-2,2-dimethyl-1,3-dioxolane-4,5-dicarboxamide 1030629-34-5 C29H28N10O8
    (4R,5R)-N,N'-bis(2-amino-6-benzyloxy-5-nitrosopyrimidin-4-yl)-2,2-dimethyl-1,3-dioxolane-4,5-dicarboxamide
    —— [4-Chloro-2-(4-chlorophenyl)cyclopenten-1-yl] 2-(4-chlorophenyl)pent-4-enoate 1252553-56-2 C22H19Cl3O2
    [4-Chloro-2-(4-chlorophenyl)cyclopenten-1-yl] 2-(4-chlorophenyl)pent-4-enoate
    —— 4-Piperidinecarboxylic acid, 4-amino-, pentyl ester, ethanedioate (1:2) 57612-04-1 C13H24N2O6
    4-Piperidinecarboxylic acid, 4-amino-, pentyl ester, ethanedioate (1:2)
    —— 4-(3,3,3-trifluoro-2-hydroxypropoxy)benzaldehyde 1107662-99-6 C10H9F3O3
    4-(3,3,3-trifluoro-2-hydroxypropoxy)benzaldehyde
    —— 4-Pyrimidineacetamide, 2-(3-chlorophenyl)-N-hydroxy-6-((4-(1-pyrrolidinylcarbonyl)phenyl)amino)-, monohydrochloride 57630-91-8 C23H23Cl2N5O3
    4-Pyrimidineacetamide, 2-(3-chlorophenyl)-N-hydroxy-6-((4-(1-pyrrolidinylcarbonyl)phenyl)amino)-, monohydrochloride
    —— [(4R,5R)-5-(cyclohexylcarbonyl)-2,2-dimethyl-1,3-dioxolan-4-yl](cyclohexyl)methanone 671788-38-8 C19H30O4
    [(4R,5R)-5-(cyclohexylcarbonyl)-2,2-dimethyl-1,3-dioxolan-4-yl](cyclohexyl)methanone
    —— 4-methoxy-1-(2-methoxyphenyl)-5-naphthalen-1-yl-pentan-2-one 1036384-85-6 C23H24O3
    4-methoxy-1-(2-methoxyphenyl)-5-naphthalen-1-yl-pentan-2-one
    —— 4-nitro-2,3,5,6-tetramethylanisole 52415-08-4 C11H15NO3
    4-nitro-2,3,5,6-tetramethylanisole
    —— (4-tert-Butyl-benzyl)-[4-(pyridin-4-ylcarbamoyl)-benzyl]-carbamic acid tert-butyl ester 477884-48-3 C29H35N3O3
    (4-tert-Butyl-benzyl)-[4-(pyridin-4-ylcarbamoyl)-benzyl]-carbamic acid tert-butyl ester
    —— 4-[6-(hydroxycarbamoyl-methyl)-2-(3-trifluoromethyl-phenyl)-pyrimidin-4-ylamino]-benzamide 57630-95-2 C20H16F3N5O3
    4-[6-(hydroxycarbamoyl-methyl)-2-(3-trifluoromethyl-phenyl)-pyrimidin-4-ylamino]-benzamide
    —— 4-(tert-butoxycarbonylamino)-6-chlorothiochromane-7-carboxylic acid methyl ester 361370-73-2 C16H20ClNO4S
    4-(tert-butoxycarbonylamino)-6-chlorothiochromane-7-carboxylic acid methyl ester
    —— 4-[2-(4-nitrophenyl)imidazo[4,5-b]indol-3(4H)-yl]benzenesulfonamide 1251928-06-9 C21H15N5O4S
    4-[2-(4-nitrophenyl)imidazo[4,5-b]indol-3(4H)-yl]benzenesulfonamide
    —— (4R,5R)-2,2-Dimethyl-[1,3]dioxolane-4,5-dicarboxylic acid bis-[(2-amino-phenyl)-amide] 157947-73-4 C19H22N4O4
    (4R,5R)-2,2-Dimethyl-[1,3]dioxolane-4,5-dicarboxylic acid bis-[(2-amino-phenyl)-amide]
    —— 4-acetamidophenyl-2-[{4-{(4-acetamidophenoxy)carbonyl}phenyl}{2-(nitrooxy)ethyl}amino] benzoate 1415651-26-1 C32H28N4O9
    4-acetamidophenyl-2-[{4-{(4-acetamidophenoxy)carbonyl}phenyl}{2-(nitrooxy)ethyl}amino] benzoate
    —— 4-cyclohexanesulfonyl-benzonitrile 928649-49-4 C13H15NO2S
    4-cyclohexanesulfonyl-benzonitrile
    —— 4-(2-methoxy-ethoxy)-6-methyl-[1,3,5]triazin-2-ylamine 56968-47-9 C7H12N4O2
    4-(2-methoxy-ethoxy)-6-methyl-[1,3,5]triazin-2-ylamine
    —— (4-((3-(trifluoromethoxy)phenyl)sulfonyl)phenyl)methanamine 1362160-59-5 C14H12F3NO3S
    (4-((3-(trifluoromethoxy)phenyl)sulfonyl)phenyl)methanamine
    —— 4-(8-Oxa-3-azabicyclo[3.2.1]octan-3-ylsulfonyl)benzonitrile 1529785-88-3 C13H14N2O3S
    4-(8-Oxa-3-azabicyclo[3.2.1]octan-3-ylsulfonyl)benzonitrile
    —— 4-[2-(4-methoxyphenyl)imidazo[4,5-b]indol-3(4H)-yl]benzoic acid 1251928-09-2 C23H17N3O3
    4-[2-(4-methoxyphenyl)imidazo[4,5-b]indol-3(4H)-yl]benzoic acid
    —— 4-(1,3-Dichloroisoquinolin-4-yl)oxolan-2-one 1233644-96-6 C13H9Cl2NO2
    4-(1,3-Dichloroisoquinolin-4-yl)oxolan-2-one
    —— 4,4'-[1,2-ethanediylbis(oxy-2,1-phenylene)]bis(2-methoxy-6-(4-methoxyphenyl)-3-pyridinecarbonitrile) 1257314-85-4 C42H34N4O6
    4,4'-[1,2-ethanediylbis(oxy-2,1-phenylene)]bis(2-methoxy-6-(4-methoxyphenyl)-3-pyridinecarbonitrile)
    —— 4-Chloro-1,6-naphthyridin-6-oxid 39588-70-0 C8H5ClN2O
    4-Chloro-1,6-naphthyridin-6-oxid
    —— (4aRS,5SR,8aSR,10RS)-(3-hydroxypropyl)-10-methylhexahydro-1H-5,8a-propanoquinolin-7(8H)-one 69060-88-4 C16H27NO2
    (4aRS,5SR,8aSR,10RS)-(3-hydroxypropyl)-10-methylhexahydro-1H-5,8a-propanoquinolin-7(8H)-one
    —— 4,5-Dichloro-1,6-naphthyridin 39588-71-1 C8H4Cl2N2
    4,5-Dichloro-1,6-naphthyridin
    —— 4H-PYRIDO[4,3-e][1,2,4]THIADIAZINE 1,1-DIOXIDE 31363-78-7 C6H5N3O2S
    4H-PYRIDO[4,3-e][1,2,4]THIADIAZINE 1,1-DIOXIDE
    —— 4-phenanthro[9,10-e][1,2,4]triazin-3-ylmorpholine 59851-47-7 C19H16N4O
    4-phenanthro[9,10-e][1,2,4]triazin-3-ylmorpholine
    —— 4,4'-[1,2-ethanediylbis(oxy-2,1-phenylene)]bis(2-ethoxy-6-(4-methoxyphenyl)-3-pyridinecarbonitrile) 1257314-86-5 C44H38N4O6
    4,4'-[1,2-ethanediylbis(oxy-2,1-phenylene)]bis(2-ethoxy-6-(4-methoxyphenyl)-3-pyridinecarbonitrile)
    —— [4-(4-chloro-benzyl)-phenoxy]-acetic acid 2-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-purin-7-yl)-ethyl ester 57081-58-0 C24H23ClN4O5
    [4-(4-chloro-benzyl)-phenoxy]-acetic acid 2-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-purin-7-yl)-ethyl ester
    —— 4-[2-(4-nitrophenyl)imidazo[4,5-b]indol-3(4H)-yl]benzoic acid 1251928-13-8 C22H14N4O4
    4-[2-(4-nitrophenyl)imidazo[4,5-b]indol-3(4H)-yl]benzoic acid
    —— 4-[2-(2,6-dichlorophenyl)imidazo[4,5-b]indol-3(4H)-yl]benzoic acid 1251928-15-0 C22H13Cl2N3O2
    4-[2-(2,6-dichlorophenyl)imidazo[4,5-b]indol-3(4H)-yl]benzoic acid
    —— 4-amino-N-<<3-chloro-5-(1,1-dimethylethyl)-2-hydroxyphenyl>methyl>pyridinium chloride 81440-78-0 C16H20ClN2O*Cl
    4-amino-N-<<3-chloro-5-(1,1-dimethylethyl)-2-hydroxyphenyl>methyl>pyridinium chloride
    —— (4-dimethylaminebenzylidene)pyridin-4-yl-amine 19174-14-2 C14H15N3
    (4-dimethylaminebenzylidene)pyridin-4-yl-amine
    —— 4-[4-chloro-6-(1-methyl-piperidin-4-yloxy)-5-methylsulfanyl-pyrimidin-2-yl]-morpholine 57259-20-8 C15H23ClN4O2S
    4-[4-chloro-6-(1-methyl-piperidin-4-yloxy)-5-methylsulfanyl-pyrimidin-2-yl]-morpholine
    —— 4-Methoxy-N<sup>1</sup>-(2-morpholin-4-yl-ethyl)-benzene-1,2-diamine 78156-10-2 C13H21N3O2
    4-Methoxy-N<sup>1</sup>-(2-morpholin-4-yl-ethyl)-benzene-1,2-diamine
    —— 4,5-Dimethyl-7-phenyl-6H-pyrrolo-pyrimidin-2-on 57436-08-5 C14H13N3O
    4,5-Dimethyl-7-phenyl-6H-pyrrolo-pyrimidin-2-on
    —— 4-(tert-butoxycarbonylamino)-6-methoxythiochromane-7-carboxylic acid 361370-99-2 C16H21NO5S
    4-(tert-butoxycarbonylamino)-6-methoxythiochromane-7-carboxylic acid
    —— 4-Piperidinecarboxylic acid, 4-amino-1-(phenylmethyl)-, heptyl ester, ethanedioate (1:2) 57611-72-0 C22H34N2O6
    4-Piperidinecarboxylic acid, 4-amino-1-(phenylmethyl)-, heptyl ester, ethanedioate (1:2)
    —— 4-deoxy-β-L-threo-hex-4-enopyranosyluronic acid 55274-87-8 C7H10O6
    4-deoxy-β-L-threo-hex-4-enopyranosyluronic acid
    —— 4-{[(benzyloxy)carbonyl]amino}-4-[2-(3-cyano-4-fluorophenyl)ethyl]piperidinium chloride 1428479-07-5 C22H24FN3O2*ClH
    4-{[(benzyloxy)carbonyl]amino}-4-[2-(3-cyano-4-fluorophenyl)ethyl]piperidinium chloride
    —— 4-(tert-butoxycarbonylamino)-6-methylthiochromane-7-carboxylic acid methyl ester 361370-50-5 C17H23NO4S
    4-(tert-butoxycarbonylamino)-6-methylthiochromane-7-carboxylic acid methyl ester
    —— 4-(tert-butoxycarbonylamino)-8-methylthiochromane-7-carboxylic acid methyl ester 361370-35-6 C17H23NO4S
    4-(tert-butoxycarbonylamino)-8-methylthiochromane-7-carboxylic acid methyl ester
    —— [4S,4α,9α,9aα](1-oxo-4-phenyl-octahydro-pyrido[2,1-c][1,4]oxazin-9-yl)-carbamic acid isopropyl ester 211381-41-8 C18H24N2O4
    [4S,4α,9α,9aα](1-oxo-4-phenyl-octahydro-pyrido[2,1-c][1,4]oxazin-9-yl)-carbamic acid isopropyl ester
    —— 4-chloro-3,3,5,5-tetramethyl-thiomorpholine 1,1-dioxide 52723-02-1 C8H16ClNO2S
    4-chloro-3,3,5,5-tetramethyl-thiomorpholine 1,1-dioxide
    —— 4-hydroxy-6-{2-[3-(trifluoromethyl)phenyl]ethyl}pyridazin-3(2H)-one 1425511-08-5 C13H11F3N2O2
    4-hydroxy-6-{2-[3-(trifluoromethyl)phenyl]ethyl}pyridazin-3(2H)-one
    —— 4-hydroxy-6-(2-phenylethyl)pyridazin-3(2H)-one 1436825-68-1 C12H12N2O2
    4-hydroxy-6-(2-phenylethyl)pyridazin-3(2H)-one