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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Chloro-N,N-diethyl-5-methyl-nicotinamide 98990-26-2 C11H15ClN2O
    4-Chloro-N,N-diethyl-5-methyl-nicotinamide
    —— 4,21-dimethyl-21-[(4-benzoylamino)phenyl]-4-aza-5α-pregnan-3-one 154408-99-8 C35H46N2O2
    4,21-dimethyl-21-[(4-benzoylamino)phenyl]-4-aza-5α-pregnan-3-one
    —— 4-Trimethylsilylpent-2-yn-1-ol 108459-77-4 C8H16OSi
    4-Trimethylsilylpent-2-yn-1-ol
    —— 4-bromobenzyl diethylcarbamodithioate 28371-58-6 C12H16BrNS2
    4-bromobenzyl diethylcarbamodithioate
    —— 4,6-dibromo-2'-chloro-2,4'-methanediyl-di-phenol 875227-85-3 C13H9Br2ClO2
    4,6-dibromo-2'-chloro-2,4'-methanediyl-di-phenol
    —— 4-Amino-4'-chlor-2-stilbencarbonitril 6615-57-2 C15H11ClN2
    4-Amino-4'-chlor-2-stilbencarbonitril
    —— (4-tert-butyl-2-chloromethyl-6-nitro-phenyl)-(2-chloro-ethyl)-ether 100608-04-6 C13H17Cl2NO3
    (4-tert-butyl-2-chloromethyl-6-nitro-phenyl)-(2-chloro-ethyl)-ether
    —— 4-((S)-2-{[5-(1-ethoxycarbonylcyclobutoxy)-1-phenyl-1H-pyrazole-3-carbonyl]amino}-4-methoxycarbonylbutyryl)piperazine-1-carboxylic acid ethyl ester 1164338-28-6 C30H39N5O9
    4-((S)-2-{[5-(1-ethoxycarbonylcyclobutoxy)-1-phenyl-1H-pyrazole-3-carbonyl]amino}-4-methoxycarbonylbutyryl)piperazine-1-carboxylic acid ethyl ester
    —— 4-{2-[4-(2-chloro-5-fluoro-phenoxy)piperidin-1-yl]-2-oxo-ethylamino}-2-methyl-2H-pyridazin-3-one 1266245-11-7 C18H20ClFN4O3
    4-{2-[4-(2-chloro-5-fluoro-phenoxy)piperidin-1-yl]-2-oxo-ethylamino}-2-methyl-2H-pyridazin-3-one
    —— 4-(6-(6-amino-5-trifluoromethylpyridin-3-yl)inidazo[1,2-b]pyridazin-3-yl)-2-fluorobenzoic acid 1084952-10-2 C19H11F4N5O2
    4-(6-(6-amino-5-trifluoromethylpyridin-3-yl)inidazo[1,2-b]pyridazin-3-yl)-2-fluorobenzoic acid
    —— 4-N-cyclopropyl-3-methylsulfonyl-6-N-[4-(1,4-oxazepan-4-yl)phenyl]-2H-pyrazolo[3,4-d]pyrimidine-4,6-diamine 1037475-65-2 C20H25N7O3S
    4-N-cyclopropyl-3-methylsulfonyl-6-N-[4-(1,4-oxazepan-4-yl)phenyl]-2H-pyrazolo[3,4-d]pyrimidine-4,6-diamine
    —— 4-(2-Pyrrolidin-1-ylethylamino)pyrrolo[1,2-a]quinoxaline-7-carboxylic acid 1255926-78-3 C18H20N4O2
    4-(2-Pyrrolidin-1-ylethylamino)pyrrolo[1,2-a]quinoxaline-7-carboxylic acid
    —— 4-(4-{[2-ethyl-3-fluoro-4-(methylsulfonyl)phenyl]carbonyl}-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl)-N-propylbenzamide 1251154-41-2 C29H31FN2O5S
    4-(4-{[2-ethyl-3-fluoro-4-(methylsulfonyl)phenyl]carbonyl}-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl)-N-propylbenzamide
    —— 4-{6-[2-fluoro-1-(fluoromethyl)ethoxy]-3-[3-methoxy-4-(tetrahydrofuran-3-yloxy)benzyl]-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl}piperidine-1-carbaldehyde 1162649-90-2 C29H33F2N3O7
    4-{6-[2-fluoro-1-(fluoromethyl)ethoxy]-3-[3-methoxy-4-(tetrahydrofuran-3-yloxy)benzyl]-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl}piperidine-1-carbaldehyde
    —— 4-{3-[4-(benzyloxy)-3-chlorobenzyl]-7-fluoro-6-[2-fluoro-1-(fluoromethyl)ethoxy]-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl}piperidine-1-carbaldehyde 1162652-79-0 C31H29ClF3N3O5
    4-{3-[4-(benzyloxy)-3-chlorobenzyl]-7-fluoro-6-[2-fluoro-1-(fluoromethyl)ethoxy]-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl}piperidine-1-carbaldehyde
    —— 4-(6-(1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidin-3-yl)-N-(2,2,2-trifluoroethyl)thiophene-2-carboxamide 1109282-15-6 C16H11F3N6OS
    4-(6-(1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidin-3-yl)-N-(2,2,2-trifluoroethyl)thiophene-2-carboxamide
    —— 4-(but-2-yn-1-yloxy)-4-isopropylcyclohexa-2,5-dienone 1448450-94-9 C13H16O2
    4-(but-2-yn-1-yloxy)-4-isopropylcyclohexa-2,5-dienone
    —— 4-bromo-N-(1-cyclohexenylmethyl)-N-methylbenzenamine 1415662-92-8 C14H18BrN
    4-bromo-N-(1-cyclohexenylmethyl)-N-methylbenzenamine
    —— 4-[6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidin-3-yl]-N-(tetrahydrofuran-2-ylmethyl)benzamide 1109284-07-2 C22H22N6O2
    4-[6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidin-3-yl]-N-(tetrahydrofuran-2-ylmethyl)benzamide
    —— 4-(4-propyl-phenyl)-piperazine-1-carboxylic acid tert-butyl ester 1121596-48-2 C18H28N2O2
    4-(4-propyl-phenyl)-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-Hydroxy-3a-isopropyl-4-vinyl-3,3a,4,5,6,7-hexahydroinden-2-one 135052-82-3 C14H20O2
    4-Hydroxy-3a-isopropyl-4-vinyl-3,3a,4,5,6,7-hexahydroinden-2-one
    —— 4-<1-Methylocten-(1)-yl>-anisol 17403-88-2 C16H24O
    4-<1-Methylocten-(1)-yl>-anisol
    —— (4R,6S,7R)-7-ethyl 4-methyl 6-(4-methoxyphenyl)-5-azaspiro[2.4]heptane-4,7-dicarboxylate 1279107-45-7 C18H23NO5
    (4R,6S,7R)-7-ethyl 4-methyl 6-(4-methoxyphenyl)-5-azaspiro[2.4]heptane-4,7-dicarboxylate
    —— 4,5-diheptyl-1,2-dihydroxybenzene 162131-21-7 C20H34O2
    4,5-diheptyl-1,2-dihydroxybenzene
    —— 4-nitrophenyl 2-(triphenylsilyl)ethyl carbonate 1310360-86-1 C27H23NO5Si
    4-nitrophenyl 2-(triphenylsilyl)ethyl carbonate
    —— 4,4-Dicyano-4-(1-ethoxy-ethoxy)-3-(3-methyl-oxiranyl)-butyric acid methyl ester 137540-27-3 C14H20N2O5
    4,4-Dicyano-4-(1-ethoxy-ethoxy)-3-(3-methyl-oxiranyl)-butyric acid methyl ester
    —— 4-tert-butoxycarbonylamino-4-(1-tert-butoxycarbonylethylcarbamoyl)butyric acid 4-[4-(4-chlorophenyl)-6,7-dihydro-4H-thieno[3,2-c]pyridine-5-carbonyl]-benzyl ester 436809-81-3 C38H46ClN3O8S
    4-tert-butoxycarbonylamino-4-(1-tert-butoxycarbonylethylcarbamoyl)butyric acid 4-[4-(4-chlorophenyl)-6,7-dihydro-4H-thieno[3,2-c]pyridine-5-carbonyl]-benzyl ester
    —— ((4-(6-((tert-butyldimethylsilyl)oxy)-7,8-dimethyl-2,3-dihydrobenzo[b][1,4]oxathiin-2-yl)-1,2-phenylene)bis(oxy))bis(tert-butyldimethylsilane) 958463-41-7 C34H58O4SSi3
    ((4-(6-((tert-butyldimethylsilyl)oxy)-7,8-dimethyl-2,3-dihydrobenzo[b][1,4]oxathiin-2-yl)-1,2-phenylene)bis(oxy))bis(tert-butyldimethylsilane)
    —— 4-((4-(pyrene-1-carbonyl)phenyl)ethynyl)benzaldehyde 1384942-99-7 C32H18O2
    4-((4-(pyrene-1-carbonyl)phenyl)ethynyl)benzaldehyde
    —— 4,4'-((4-isocyanatophenyl)(phenyl)methylene)bis(tert-butylbenzene) 1129198-25-9 C34H35NO
    4,4'-((4-isocyanatophenyl)(phenyl)methylene)bis(tert-butylbenzene)
    —— (4-bromo-3-methoxyphenyl)(4-isopropoxyspiro[chroman-2,4'-piperidine]-1'-yl)methanone 1394031-85-6 C24H28BrNO4
    (4-bromo-3-methoxyphenyl)(4-isopropoxyspiro[chroman-2,4'-piperidine]-1'-yl)methanone
    —— [4-[(E,3E)-3-[(4E)-4-(cyanomethylidene)cyclohept-2-en-1-ylidene]but-1-enyl]-3,5,5-trimethylcyclohex-3-en-1-yl] acetate 922174-29-6 C24H31NO2
    [4-[(E,3E)-3-[(4E)-4-(cyanomethylidene)cyclohept-2-en-1-ylidene]but-1-enyl]-3,5,5-trimethylcyclohex-3-en-1-yl] acetate
    —— 4-amino-3,5-diisopropylisoxazole 134651-05-1 C9H16N2O
    4-amino-3,5-diisopropylisoxazole
    —— 4-[3-(4-Methoxy-phenyl)-piperidin-1-yl]-4-oxo-butyric acid methyl ester 81593-67-1 C17H23NO4
    4-[3-(4-Methoxy-phenyl)-piperidin-1-yl]-4-oxo-butyric acid methyl ester
    —— 4-(3-methyl-5,6,7,8-tetrahydro-[2]naphthyl)-4-oxo-butyric acid methyl ester 101429-80-5 C16H20O3
    4-(3-methyl-5,6,7,8-tetrahydro-[2]naphthyl)-4-oxo-butyric acid methyl ester
    —— (4R)-3-(2-(2,8-dimethyl-6,12-dihydro-5,11-methanodibenzo[b,f][1,5]diazocin-13-yl)acetyl)-4-phenyloxazolidin-2-one 1533400-54-2 C28H27N3O3
    (4R)-3-(2-(2,8-dimethyl-6,12-dihydro-5,11-methanodibenzo[b,f][1,5]diazocin-13-yl)acetyl)-4-phenyloxazolidin-2-one
    —— 4-<2-(methyltrimethylsilyl)-2-propenyl>-2,3,4-trimethyl-cyclohex-2-en-1-one 100812-64-4 C16H28OSi
    4-<2-(methyltrimethylsilyl)-2-propenyl>-2,3,4-trimethyl-cyclohex-2-en-1-one
    —— 4-Isopropyl-1-(4-methyl-3-oxo-pentyl)-2-oxo-cyclohex-3-enecarboxylic acid ethyl ester 67979-06-0 C18H28O4
    4-Isopropyl-1-(4-methyl-3-oxo-pentyl)-2-oxo-cyclohex-3-enecarboxylic acid ethyl ester
    —— (4-(difluoromethoxy)phenyl)(3-(3-fluoropropoxy)phenyl)methanamine 1361409-38-2 C17H18F3NO2
    (4-(difluoromethoxy)phenyl)(3-(3-fluoropropoxy)phenyl)methanamine
    —— 4-(4-benzylphthalazin-1-ylamino)-2,6-bis(morpholinomethyl)phenol 1384732-80-2 C31H35N5O3
    4-(4-benzylphthalazin-1-ylamino)-2,6-bis(morpholinomethyl)phenol
    —— 4,5-dimethoxy-2-(4-methylbenzyl)aniline 1192352-03-6 C16H19NO2
    4,5-dimethoxy-2-(4-methylbenzyl)aniline
    —— 4-Heptyl-2,6-dihydroxy-benzaldehyd 60139-09-5 C14H20O3
    4-Heptyl-2,6-dihydroxy-benzaldehyd
    —— (4S,7R,8S,9S,13Z,16S)-carbonic acid 7-allyl-8-(tert-butyl-dimethyl-silanyloxy)-5,5,9,13-tetramethyl-16-(2-methyl-benzothiazol-5-yl)-2,6-dioxo-oxacyclohexadec-13-en-4-yl ester 4-(2,5-dioxo-2,5-dihydro-pyrrol-1-yl)-phenyl ester 658054-23-0 C47H60N2O9SSi
    (4S,7R,8S,9S,13Z,16S)-carbonic acid 7-allyl-8-(tert-butyl-dimethyl-silanyloxy)-5,5,9,13-tetramethyl-16-(2-methyl-benzothiazol-5-yl)-2,6-dioxo-oxacyclohexadec-13-en-4-yl ester 4-(2,5-dioxo-2,5-dihydro-pyrrol-1-yl)-phenyl ester
    —— 4,5-ditert-butyl-N,N-diethyl-2-phenylsulfanylaniline 116375-53-2 C24H35NS
    4,5-ditert-butyl-N,N-diethyl-2-phenylsulfanylaniline
    —— 4-Chlor-2,3,5,6-tetramethyl-benzotrichlorid 6590-41-6 C11H12Cl4
    4-Chlor-2,3,5,6-tetramethyl-benzotrichlorid
    —— (4aR,6aS,10aS,11s,11aR)-11,12-diphenyldecahydro-2H-4a,6a-epiminodibenzo[c,f][1,2]dithiepine 89451-00-3 C25H29NS2
    (4aR,6aS,10aS,11s,11aR)-11,12-diphenyldecahydro-2H-4a,6a-epiminodibenzo[c,f][1,2]dithiepine
    —— 4,4'-((((3',4''-diheptyl-[2,2':5',2'':5'',2'''-quaterthiophene]-5,5'''-diyl)bis(4,1-phenylene))bis(oxy))bis(methylene))bis(2,2-dimethyl-1,3-dioxolane) 1454583-72-2 C54H66O6S4
    4,4'-((((3',4''-diheptyl-[2,2':5',2'':5'',2'''-quaterthiophene]-5,5'''-diyl)bis(4,1-phenylene))bis(oxy))bis(methylene))bis(2,2-dimethyl-1,3-dioxolane)
    —— 4-chlorobutan-2-amine hydrochloride 2044872-44-6 C4H10ClN*ClH
    4-chlorobutan-2-amine hydrochloride
    —— 4-ethylidene-3-formyl-2,2,5,5-tetramethylimidazolidin-1-oxyl 82814-78-6 C10H17N2O2
    4-ethylidene-3-formyl-2,2,5,5-tetramethylimidazolidin-1-oxyl
    —— 4-[1-(3-Aminopropyl)-5-fluoro-indol-3-yl]-5-(5-methoxy-1-methyl-indol-3-yl)-2,4-dihydro-[1,2,4]triazol-3-one 310886-65-8 C23H23FN6O2
    4-[1-(3-Aminopropyl)-5-fluoro-indol-3-yl]-5-(5-methoxy-1-methyl-indol-3-yl)-2,4-dihydro-[1,2,4]triazol-3-one