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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Nitroso-3,5-dimethyl-1-heptyl-pyrazol 93137-86-1 C12H21N3O
    4-Nitroso-3,5-dimethyl-1-heptyl-pyrazol
    —— 4,5-Diethyl-phenanthren-9,10-dicarbonsaeureanhydrid 94465-18-6 C20H16O3
    4,5-Diethyl-phenanthren-9,10-dicarbonsaeureanhydrid
    —— <4-Fluor-2-isopropyl-phenoxy>-essigsaeure 716-71-2 C11H13FO3
    <4-Fluor-2-isopropyl-phenoxy>-essigsaeure
    —— 4,4-Difluor-3-oxo-19-nor-androsten-(5)-ol-(17β) 1881-39-6 C18H24F2O2
    4,4-Difluor-3-oxo-19-nor-androsten-(5)-ol-(17β)
    —— (4-(1-bromo-8,9-dihydro-3H-pyrazolo[3,4-c][2,7]naphthyridin-7(6H)-yl)-1H-pyrazolo[3,4-d]pyrimidin-3-yl)(phenyl)methanone 1234376-21-6 C21H15BrN8O
    (4-(1-bromo-8,9-dihydro-3H-pyrazolo[3,4-c][2,7]naphthyridin-7(6H)-yl)-1H-pyrazolo[3,4-d]pyrimidin-3-yl)(phenyl)methanone
    —— 4-chloro-1-(1-chloro-[2]naphthyloxy)-[2]naphthol 858191-96-5 C20H12Cl2O2
    4-chloro-1-(1-chloro-[2]naphthyloxy)-[2]naphthol
    —— 4-[2-(tert-butyl-diphenyl-silanyl)-ethoxy]-6-hexyloxy-2-oxo-2H-thiochromene-3-carboxylic acid methyl ester 1227192-78-0 C35H42O5SSi
    4-[2-(tert-butyl-diphenyl-silanyl)-ethoxy]-6-hexyloxy-2-oxo-2H-thiochromene-3-carboxylic acid methyl ester
    —— 4-[5-fluoro-4-(4-fluorophenyl)-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 1398502-55-0 C17H18F2N2O5S
    4-[5-fluoro-4-(4-fluorophenyl)-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide
    —— 4-[6-[N-cyclopropylmethyl-N-(5-methyl-2-furylsulfonyl)amino]indan-5-yloxymethyl]-3-methylbenzoic acid 459843-15-3 C27H29NO6S
    4-[6-[N-cyclopropylmethyl-N-(5-methyl-2-furylsulfonyl)amino]indan-5-yloxymethyl]-3-methylbenzoic acid
    —— 4-(4-(difluoromethoxy)phenoxy)piperidine 1370556-84-5 C12H15F2NO2
    4-(4-(difluoromethoxy)phenoxy)piperidine
    —— 4-[(6-Chloro-pyridin-2-yloxy)-(4-trifluoromethyl-phenyl)-methyl]-piperidine-1-carboxylic acid tert-butyl ester 856931-87-8 C23H26ClF3N2O3
    4-[(6-Chloro-pyridin-2-yloxy)-(4-trifluoromethyl-phenyl)-methyl]-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-methylumbelliferyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl-(1→6)-2,3-O-isopropylidene-β-D-mannopyranoside 1448999-53-8 C33H40O17
    4-methylumbelliferyl 2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl-(1→6)-2,3-O-isopropylidene-β-D-mannopyranoside
    —— 4,6-Bis-(4-brom-anilino)-5-nitro-pyrimidin 17465-92-8 C16H11Br2N5O2
    4,6-Bis-(4-brom-anilino)-5-nitro-pyrimidin
    —— 4-isopropoxy-3-[3-(2-methyl-1H-benzoimidazol-4-yl)thioureido]benzamide 1378078-70-6 C19H21N5O2S
    4-isopropoxy-3-[3-(2-methyl-1H-benzoimidazol-4-yl)thioureido]benzamide
    —— 4,4,5,5-tetramethyl-2-{4-[2-(4-styryl-phenyl)vinyl]-phenyl}-[1,3]dioxolane 1286685-45-7 C29H30O2
    4,4,5,5-tetramethyl-2-{4-[2-(4-styryl-phenyl)vinyl]-phenyl}-[1,3]dioxolane
    —— 4-(5-pyrimidin-5-ylpyridin-3-yl)-1,4-diazatricyclo[4.3.1.1(3,8)]undecane 1258934-13-2 C18H21N5
    4-(5-pyrimidin-5-ylpyridin-3-yl)-1,4-diazatricyclo[4.3.1.1(3,8)]undecane
    —— 4-((4-(4-chloro-2-methylphenoxy)but-2-yn-1-yl)oxy)-1-methylquinolin-2(1H)-one 1005133-41-4 C21H18ClNO3
    4-((4-(4-chloro-2-methylphenoxy)but-2-yn-1-yl)oxy)-1-methylquinolin-2(1H)-one
    —— (4-chloro-3-formyl-benzyl)-methyl-carbamic acid tert-butyl ester 1007393-00-1 C14H18ClNO3
    (4-chloro-3-formyl-benzyl)-methyl-carbamic acid tert-butyl ester
    —— 4-[7-Oxo-8-(2,2,2-trifluoro-ethyl)-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino]-phthalonitrile 352363-07-6 C17H9F3N6O
    4-[7-Oxo-8-(2,2,2-trifluoro-ethyl)-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino]-phthalonitrile
    —— [4-(5,6-dicyano-pyrazin-2-yloxy)-phenoxy]-acetic acid 72111-95-6 C14H8N4O4
    [4-(5,6-dicyano-pyrazin-2-yloxy)-phenoxy]-acetic acid
    —— (4-isopropyl-phenyl)-[2-methoxymethyl-7-(3-methyl-pyridin-2-yl)-quinazolin-4-yl]-amine 573686-75-6 C25H26N4O
    (4-isopropyl-phenyl)-[2-methoxymethyl-7-(3-methyl-pyridin-2-yl)-quinazolin-4-yl]-amine
    —— 4,6,7-Trichlor-1,2,3-benzothiadiazol 23620-75-9 C6HCl3N2S
    4,6,7-Trichlor-1,2,3-benzothiadiazol
    —— (4-Chloro-phenyl)-thiobenzoyl-thiocarbamic acid O-ethyl ester 98888-80-3 C16H14ClNOS2
    (4-Chloro-phenyl)-thiobenzoyl-thiocarbamic acid O-ethyl ester
    —— (4aS,4bR,5S,6aS,6bR,9aS,10aS,10bS,12S)-4-b,12-difluoro-5-hydroxy-4-a,6a-dimethyl-2-oxo-8-phenyl-2,4-a,4b,5,6,6a,8,9,9a,10,10a,10b,11,12-tetradecahydro-7-oxa-8-azapentaleno[2,1-a]phenanthrene-6b-carboxylic acid 1400572-28-2 C27H29F2NO5
    (4aS,4bR,5S,6aS,6bR,9aS,10aS,10bS,12S)-4-b,12-difluoro-5-hydroxy-4-a,6a-dimethyl-2-oxo-8-phenyl-2,4-a,4b,5,6,6a,8,9,9a,10,10a,10b,11,12-tetradecahydro-7-oxa-8-azapentaleno[2,1-a]phenanthrene-6b-carboxylic acid
    —— 4-{[({(6R)-6-(5-chloro-2-methoxybenzyl)-3-[(3-fluorophenoxy)imino]-7-oxo-1,4-diazepan-1-yl}carbonyl)amino]methyl}benzoic acid 1312769-06-4 C28H26ClFN4O6
    4-{[({(6R)-6-(5-chloro-2-methoxybenzyl)-3-[(3-fluorophenoxy)imino]-7-oxo-1,4-diazepan-1-yl}carbonyl)amino]methyl}benzoic acid
    —— 4-(2-methyl-4-methylsulfanyl-quinolin-3-yl)-butan-2-ol 64375-82-2 C15H19NOS
    4-(2-methyl-4-methylsulfanyl-quinolin-3-yl)-butan-2-ol
    —— 4-Bromo-1,3-dimethoxy-5-nitro-3,4-dihydro-1H-isoquinoline-2-carboximidic acid methyl ester 70259-66-4 C13H16BrN3O5
    4-Bromo-1,3-dimethoxy-5-nitro-3,4-dihydro-1H-isoquinoline-2-carboximidic acid methyl ester
    —— 4-(2-amino-7-methyl-acridin-9-ylamino)-benzenesulfonamide 70392-42-6 C20H18N4O2S
    4-(2-amino-7-methyl-acridin-9-ylamino)-benzenesulfonamide
    —— 4,20,24,25-tetrahydroxy-1,3-dioxo-5β,6β-epoxy-withanolide 131643-65-7 C28H40O9
    4,20,24,25-tetrahydroxy-1,3-dioxo-5β,6β-epoxy-withanolide
    —— 4-ethoxy-3-ethyl-6-[4-(4-methyl-piperazin-1-yl)-phenyl]-1-phenyl-1H-pyrazolo[3,4-b]pyridine 1345405-33-5 C27H31N5O
    4-ethoxy-3-ethyl-6-[4-(4-methyl-piperazin-1-yl)-phenyl]-1-phenyl-1H-pyrazolo[3,4-b]pyridine
    —— 4-[[1-(4-Methylphenyl)sulfonylpiperidin-4-yl]methyl]-2-(2,4,6-trimethylphenyl)cyclopentane-1,3-dione 1203553-52-9 C27H33NO4S
    4-[[1-(4-Methylphenyl)sulfonylpiperidin-4-yl]methyl]-2-(2,4,6-trimethylphenyl)cyclopentane-1,3-dione
    —— 4-(difluoromethoxy)-N-[(1R)-1-[4-ethyl-5-(4-fluorophenoxy)-1,2,4-triazol-3-yl]ethyl]benzenesulfonamide 945727-93-5 C19H19F3N4O4S
    4-(difluoromethoxy)-N-[(1R)-1-[4-ethyl-5-(4-fluorophenoxy)-1,2,4-triazol-3-yl]ethyl]benzenesulfonamide
    —— 4,6-dichloro-N-(2-(pyridin-3-yl)ethyl)-1,3,5-triazin-2-amine 1225037-51-3 C10H9Cl2N5
    4,6-dichloro-N-(2-(pyridin-3-yl)ethyl)-1,3,5-triazin-2-amine
    —— 4-[2-(tetrahydrofuran-3-ylmethoxy)ethoxy]piperidine 1235382-49-6 C12H23NO3
    4-[2-(tetrahydrofuran-3-ylmethoxy)ethoxy]piperidine
    —— 4-(9-Methyl-5,6,7,8-tetrahydropyrido[2,3-b]indol-2-yl)morpholine 1342809-94-2 C16H21N3O
    4-(9-Methyl-5,6,7,8-tetrahydropyrido[2,3-b]indol-2-yl)morpholine
    —— 4-[2-amino-6-methyl-5-[2-[6-(methylamino)pyridin-3-yl]ethynyl]pyrimidin-4-yl]-2-chloro-N-methylbenzamide 1207349-19-6 C21H19ClN6O
    4-[2-amino-6-methyl-5-[2-[6-(methylamino)pyridin-3-yl]ethynyl]pyrimidin-4-yl]-2-chloro-N-methylbenzamide
    —— [4-[(2R,4aR,6S,8aS)-7-methyl-2-phenyl-4,4a,6,8a-tetrahydropyrano[3,2-d][1,3]dioxin-6-yl]-2,2-dimethylbutoxy]-tert-butyl-dimethylsilane 138723-32-7 C26H42O4Si
    [4-[(2R,4aR,6S,8aS)-7-methyl-2-phenyl-4,4a,6,8a-tetrahydropyrano[3,2-d][1,3]dioxin-6-yl]-2,2-dimethylbutoxy]-tert-butyl-dimethylsilane
    —— 4-[5-tributylstannyl-3,4-ethylenedioxythiophene-2-yl]-N,N-bis(4-methylphenyl)aniline 1376711-82-8 C38H49NO2SSn
    4-[5-tributylstannyl-3,4-ethylenedioxythiophene-2-yl]-N,N-bis(4-methylphenyl)aniline
    —— 4-(4-fluorophenoxy)pyridine-2-carboxylic acid (morpholin-2-ylmethyl)-amide 1336910-91-8 C17H18FN3O3
    4-(4-fluorophenoxy)pyridine-2-carboxylic acid (morpholin-2-ylmethyl)-amide
    —— 4-[(3,5-difluorobenzyl)amino]-6-({4-[(2S)-2-(methoxymethyl)pyrrolidin-1-yl]phenyl}amino)pyridine-3-carboxyamide 1227864-29-0 C25H27F2N5O2
    4-[(3,5-difluorobenzyl)amino]-6-({4-[(2S)-2-(methoxymethyl)pyrrolidin-1-yl]phenyl}amino)pyridine-3-carboxyamide
    —— 4-(benzylamino)-6-{4-(L-prolylamino)phenylamino}pyridine-3-carboxyamide hydrochloride 1227865-68-0 C24H26N6O2*ClH
    4-(benzylamino)-6-{4-(L-prolylamino)phenylamino}pyridine-3-carboxyamide hydrochloride
    —— 4-[2-(benzyloxy)-4-fluorophenyl]-5-fluoro-N-{3-[(S-methylsulfonimidoyl)methyl]phenyl}-pyrimidin-2-amine 1427314-43-9 C25H22F2N4O2S
    4-[2-(benzyloxy)-4-fluorophenyl]-5-fluoro-N-{3-[(S-methylsulfonimidoyl)methyl]phenyl}-pyrimidin-2-amine
    —— 4-(ethoxycarbonyl)phenylmagnesium chloride 571903-64-5 C9H9ClMgO2
    4-(ethoxycarbonyl)phenylmagnesium chloride
    —— (4S,5R)-4-methyl-5-phenyl-1,3,2-oxazaborolidine 161512-50-1 C9H12BNO
    (4S,5R)-4-methyl-5-phenyl-1,3,2-oxazaborolidine
    —— 4'-aminomethyl-7'-bromo-5'-nitrospiro<<1.3>dioxolane-2,2'-indan> 103516-03-6 C12H13BrN2O4
    4'-aminomethyl-7'-bromo-5'-nitrospiro<<1.3>dioxolane-2,2'-indan>
    —— 4-carbomethoxy-6-(4-chlorophenyl)-2-(methylsulfonyl)pyridine 118459-14-6 C14H12ClNO4S
    4-carbomethoxy-6-(4-chlorophenyl)-2-(methylsulfonyl)pyridine
    —— 4-amino-benzoic acid-(2-diethylamino-1-methyl-propyl ester) 21500-79-8 C15H24N2O2
    4-amino-benzoic acid-(2-diethylamino-1-methyl-propyl ester)
    —— 4,6-Pyrimidinediamine, N4-cyclopentyl-5-nitro-N6-[4-(2-phenyldiazenyl)phenyl]- 888259-98-1 C21H21N7O2
    4,6-Pyrimidinediamine, N4-cyclopentyl-5-nitro-N6-[4-(2-phenyldiazenyl)phenyl]-
    —— 4-(2-Cyclopropyl-1H-indol-3-yl)-phenol 628321-50-6 C17H15NO
    4-(2-Cyclopropyl-1H-indol-3-yl)-phenol
    —— 4-(2-chlorophenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinolin-6-ol 1234581-79-3 C18H16ClNO
    4-(2-chlorophenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinolin-6-ol