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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4-Diacetyl-but-2-enal 90151-44-3 C8H10O3
    4,4-Diacetyl-but-2-enal
    —— 4-Bromphenylphosphinsaeure-dibutylester 4762-32-7 C14H22BrO2P
    4-Bromphenylphosphinsaeure-dibutylester
    —— 4-Hydroxy-3-methoxy-benzaldehyd-<4-(2-hydroxy-benzoylamino)-thiosemicarbazon> 13737-62-7 C16H16N4O4S
    4-Hydroxy-3-methoxy-benzaldehyd-<4-(2-hydroxy-benzoylamino)-thiosemicarbazon>
    —— 4,4-dimethyl-3,6-diazatetracyclo[8.3.1.18,12.02,7]pentadeca-2,6-diene 106913-35-3 C15H22N2
    4,4-dimethyl-3,6-diazatetracyclo[8.3.1.18,12.02,7]pentadeca-2,6-diene
    —— 4-(2-(N-methyl-4'-(trifluoromethyl)-[1,1'-biphenyl]-4-carboxamido)ethyl)benzyl methanesulfonate 1003568-61-3 C25H24F3NO4S
    4-(2-(N-methyl-4'-(trifluoromethyl)-[1,1'-biphenyl]-4-carboxamido)ethyl)benzyl methanesulfonate
    —— 4-(1-(pyridin-2-ylmethyl)-1H-1,2,3-triazol-4-yl)spiro[chromene-2,1'-cyclopentan]-7-ol 908568-06-9 C21H20N4O2
    4-(1-(pyridin-2-ylmethyl)-1H-1,2,3-triazol-4-yl)spiro[chromene-2,1'-cyclopentan]-7-ol
    —— 4-(9-Hydroxy-4a,8-dimethoxy-6-methyl-5,11-dioxo-4-phenyl-4,4a,5,6,11,11a-hexahydro-pyrido[3,2-b]carbazol-1-yl)-benzoic acid 84423-38-1 C31H26N2O7
    4-(9-Hydroxy-4a,8-dimethoxy-6-methyl-5,11-dioxo-4-phenyl-4,4a,5,6,11,11a-hexahydro-pyrido[3,2-b]carbazol-1-yl)-benzoic acid
    —— (4S,7R,8S,9S,13Z,16S(R))-4,8-dihydroxy-16-(1-methyl-2-(2-pyridyl)ethyl)-1-oxa-5,5,9,13-tetramethyl-7-(prop-2-en-1-yl)-cyclohexadec-13-ene-2,6-dione 305840-54-4 C30H45NO5
    (4S,7R,8S,9S,13Z,16S(R))-4,8-dihydroxy-16-(1-methyl-2-(2-pyridyl)ethyl)-1-oxa-5,5,9,13-tetramethyl-7-(prop-2-en-1-yl)-cyclohexadec-13-ene-2,6-dione
    —— 4'-trifluoromethyl-biphenyl-3-sulfonic acid [(1S,3S)-3-(4-amino-5-fluoro-2-oxo-2H-pyrimidin-1-yl)-cyclopentyl]-amide 1034174-26-9 C22H20F4N4O3S
    4'-trifluoromethyl-biphenyl-3-sulfonic acid [(1S,3S)-3-(4-amino-5-fluoro-2-oxo-2H-pyrimidin-1-yl)-cyclopentyl]-amide
    —— 4-Anisyl-bicyclo<2.2.2>octan-1-carboxyhydrazid 23744-38-9 C16H22N2O2
    4-Anisyl-bicyclo<2.2.2>octan-1-carboxyhydrazid
    —— 4-Ethyl-1,5,5-trimethyl-3-phenyl-1,5-dihydro-pyrrol-2-one 13541-70-3 C15H19NO
    4-Ethyl-1,5,5-trimethyl-3-phenyl-1,5-dihydro-pyrrol-2-one
    —— 4,5-Bis(4-tert-butylphenyl)-2-phenyl-4-cyclopenten-1,3-dion 73442-31-6 C31H32O2
    4,5-Bis(4-tert-butylphenyl)-2-phenyl-4-cyclopenten-1,3-dion
    —— 4-(tert-butyl)-N-(7-((diphenylmethylene)amino)-9,9-dioctyl-9H-fluoren-2-yl)benzamide 1291051-81-4 C53H64N2O
    4-(tert-butyl)-N-(7-((diphenylmethylene)amino)-9,9-dioctyl-9H-fluoren-2-yl)benzamide
    —— 4-acetoxy-6-methyl-3-phenyl-coumarin 132593-82-9 C18H14O4
    4-acetoxy-6-methyl-3-phenyl-coumarin
    —— 4-[4-[3-[3-(2,3-dihydro-1,4-benzodioxin-6-yl)phenyl]propoxy]phenyl]sulfonyl-N-hydroxyoxane-4-carboxamide 476186-60-4 C29H31NO8S
    4-[4-[3-[3-(2,3-dihydro-1,4-benzodioxin-6-yl)phenyl]propoxy]phenyl]sulfonyl-N-hydroxyoxane-4-carboxamide
    —— 4-{1H-pyrrolo[2,3-b]pyridin-3-yl}butan-1-amine 1001412-74-3 C11H15N3
    4-{1H-pyrrolo[2,3-b]pyridin-3-yl}butan-1-amine
    —— 4-(N-methoxycarbonyl-amidino)-4'-[N-(4-methoxycarbonyl-cyclo-hexyl)-N-methyl-aminocarbonyl]biphenyl 144529-63-5 C25H29N3O5
    4-(N-methoxycarbonyl-amidino)-4'-[N-(4-methoxycarbonyl-cyclo-hexyl)-N-methyl-aminocarbonyl]biphenyl
    —— 4-amino-6-methylthio-1-n-pentyl-1H-pyrazolo<3,4-d>pyrimidine 130819-85-1 C11H17N5S
    4-amino-6-methylthio-1-n-pentyl-1H-pyrazolo<3,4-d>pyrimidine
    —— 4'-Amino-5-hydroxy-7,3',5'-trimethoxy-2',6'-di-(3,3-dimethylallyl)isoflavone 132923-38-7 C28H33NO6
    4'-Amino-5-hydroxy-7,3',5'-trimethoxy-2',6'-di-(3,3-dimethylallyl)isoflavone
    —— 4-{2-[(R)-amino(phenyl)methyl]-1H-benzimidazol-5-yl}benzonitrile 1449473-13-5 C21H16N4
    4-{2-[(R)-amino(phenyl)methyl]-1H-benzimidazol-5-yl}benzonitrile
    —— 4-(2,4-dioxo-thiazolidin-3-yl)-benzoic acid ethyl ester 99988-70-2 C12H11NO4S
    4-(2,4-dioxo-thiazolidin-3-yl)-benzoic acid ethyl ester
    —— 4-endo-deuterio-2-endo-methoxybicyclo<3.2.1>oct-6-ene 121654-18-0 C9H14O
    4-endo-deuterio-2-endo-methoxybicyclo<3.2.1>oct-6-ene
    —— 4-Nitro-3,5-bis-p-tosyloxy-phenol 20032-67-1 C20H17NO9S2
    4-Nitro-3,5-bis-p-tosyloxy-phenol
    —— 4-(5-methylsulfanyl-[1,2,4]oxadiazol-3-yl)-pyridine 3035-88-9 C8H7N3OS
    4-(5-methylsulfanyl-[1,2,4]oxadiazol-3-yl)-pyridine
    —— 4-(([1,1'-biphenyl]-2-ylamino)methyl)-2-methoxyphenyl 2-phenylacetate 1198407-24-7 C28H25NO3
    4-(([1,1'-biphenyl]-2-ylamino)methyl)-2-methoxyphenyl 2-phenylacetate
    —— 4-(2-iodophenoxy)benzene-1,2-diol 1519044-31-5 C12H9IO3
    4-(2-iodophenoxy)benzene-1,2-diol
    —— 4-(2,3-Dichloro-benzenesulfonyl)-8-piperazin-1-yl-3,4-dihydro-2H-benzo[1,4]oxazine, hydrochloride salt 625393-82-0 C18H19Cl2N3O3S*ClH
    4-(2,3-Dichloro-benzenesulfonyl)-8-piperazin-1-yl-3,4-dihydro-2H-benzo[1,4]oxazine, hydrochloride salt
    —— [4-(2-Methoxy-ethylamino)-3-methyl-phenyl]-phenyl-methanone 31684-56-7 C17H19NO2
    [4-(2-Methoxy-ethylamino)-3-methyl-phenyl]-phenyl-methanone
    —— 4,4-difluoro-2-phenylbutanoic acid 1375474-59-1 C10H10F2O2
    4,4-difluoro-2-phenylbutanoic acid
    —— (4R,5R)-2-((R)-6-isopropylcyclohexa-l,3-dienyl)-4,5-diphenyloxazoline 1055309-83-5 C24H25NO
    (4R,5R)-2-((R)-6-isopropylcyclohexa-l,3-dienyl)-4,5-diphenyloxazoline
    —— 4,4-Bis(phenylthio)-1-(p-methylphenyl)-3-butenol 157953-98-5 C23H22OS2
    4,4-Bis(phenylthio)-1-(p-methylphenyl)-3-butenol
    —— 4,5-diamino-1-(3'-methoxybenzyl)pyrazole hydrosulfate 157469-72-2 C11H14N4O*H2O4S
    4,5-diamino-1-(3'-methoxybenzyl)pyrazole hydrosulfate
    —— [4-(4-Nitro-benzylamino)-phenyl]-acetonitrile 15494-74-3 C15H13N3O2
    [4-(4-Nitro-benzylamino)-phenyl]-acetonitrile
    —— 4-Phenyl-2,3,5,6-tetrafluorophenylprop-2-enyl ether 349094-62-8 C15H10F4O
    4-Phenyl-2,3,5,6-tetrafluorophenylprop-2-enyl ether
    —— 4-fluoro-1-(4-methoxyphenyl)tetradec-4-en-1-one 1401112-35-3 C21H31FO2
    4-fluoro-1-(4-methoxyphenyl)tetradec-4-en-1-one
    —— 4-dibenzo[b,f][1,4]thiazepin-11-yl-piperazine-1-carboxylic acid acetoxymethyl ester 1036708-92-5 C21H21N3O4S
    4-dibenzo[b,f][1,4]thiazepin-11-yl-piperazine-1-carboxylic acid acetoxymethyl ester
    —— 4-Pipecolino-cyclohexanon-yl-(2)-methan 145335-93-9 C13H23NO
    4-Pipecolino-cyclohexanon-yl-(2)-methan
    —— 4-[3-(3,4-methylenedioxyphenyl)-4,5-dihydro-1H-pyrazol-5-yl]-3-(4-nitrophenyl)-1-phenyl-1H-pyrazole 1239732-80-9 C25H19N5O4
    4-[3-(3,4-methylenedioxyphenyl)-4,5-dihydro-1H-pyrazol-5-yl]-3-(4-nitrophenyl)-1-phenyl-1H-pyrazole
    —— 4-[2-(4-dimethylaminophenyl)vinyl]-9,10-dimethoxy-6,7-dihydro-4H-pyrido[2,1-a]isoquinoline-1-carbonitrile 1309611-76-4 C26H27N3O2
    4-[2-(4-dimethylaminophenyl)vinyl]-9,10-dimethoxy-6,7-dihydro-4H-pyrido[2,1-a]isoquinoline-1-carbonitrile
    —— 4,4-Bis(phenylthio)-1-(p-methylphenyl)-3-butenyl acetate 157954-80-8 C25H24O2S2
    4,4-Bis(phenylthio)-1-(p-methylphenyl)-3-butenyl acetate
    —— (4R)-4-hydroxytetradecan-6-one 928221-54-9 C14H28O2
    (4R)-4-hydroxytetradecan-6-one
    —— 4-Methyl-3'-(3-methyl-butyl)-[2,5']bi[[1,2,4]thiadiazolyl]-3,5-dione 35420-73-6 C10H14N4O2S2
    4-Methyl-3'-(3-methyl-butyl)-[2,5']bi[[1,2,4]thiadiazolyl]-3,5-dione
    —— 4-(4,4'-bis-dimethylamino-3''-methoxy-trityl)-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one 10477-42-6 C34H36N4O2
    4-(4,4'-bis-dimethylamino-3''-methoxy-trityl)-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 4-<2-Oxo-1,2-dihydro-chinoxalyl-(3)>-buttersaeure-hydrazid 21585-05-7 C12H14N4O2
    4-<2-Oxo-1,2-dihydro-chinoxalyl-(3)>-buttersaeure-hydrazid
    —— <4-Iod-benzaldehyd>-<4-iod-anil> 91804-12-5 C13H9I2N
    <4-Iod-benzaldehyd>-<4-iod-anil>
    —— 4,5-Bis-<3-fluor-phenyl>-1,3-dioxolan 7527-41-5 C15H12F2O2
    4,5-Bis-<3-fluor-phenyl>-1,3-dioxolan
    —— [4-(2,5-Dioxo-pyrrolidin-1-yl)-3-methyl-phenyl]-phenyl-acetonitrile 17468-25-6 C19H16N2O2
    [4-(2,5-Dioxo-pyrrolidin-1-yl)-3-methyl-phenyl]-phenyl-acetonitrile
    —— 4-Hydroxy-N-(2-nitro-phenyl)-isophthalamic acid ethyl ester 5586-18-5 C16H14N2O6
    4-Hydroxy-N-(2-nitro-phenyl)-isophthalamic acid ethyl ester
    —— 4-Nitro-2'-chlor-benzophenon-2,5-dicarbonsaeure 7302-33-2 C15H8ClNO7
    4-Nitro-2'-chlor-benzophenon-2,5-dicarbonsaeure
    —— 4-(Carboxy-methyl-amino)-2-(diethoxy-thiophosphorylsulfanyl)-4-oxo-butyric acid ethyl ester 14993-99-8 C12H22NO7PS2
    4-(Carboxy-methyl-amino)-2-(diethoxy-thiophosphorylsulfanyl)-4-oxo-butyric acid ethyl ester