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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Phenylazo-benzoat des natuerlichen (2R,4'R,8'R)-α-Tocopherols 66641-70-1 C42H58N2O3
    4-Phenylazo-benzoat des natuerlichen (2R,4'R,8'R)-α-Tocopherols
    —— 4,4'-Diethoxycarbonyl-1,1',3,3',5,5',α-heptamethyl-dipyrromethan 95285-26-0 C22H32N2O4
    4,4'-Diethoxycarbonyl-1,1',3,3',5,5',α-heptamethyl-dipyrromethan
    —— 4-chlorobenzaldehyde N-(1-adamantyl)thiosemicarbazone 882865-29-4 C18H22ClN3S
    4-chlorobenzaldehyde N-(1-adamantyl)thiosemicarbazone
    —— 4-[(2-oxo-2<i>H</i>-pyridin-1-yl)-acetyl]-morpholine 31877-71-1 C11H14N2O3
    4-[(2-oxo-2<i>H</i>-pyridin-1-yl)-acetyl]-morpholine
    —— 4-[4-(4-bromophenyl)oxazol-2-yl]-2-dipropylaminomethylphenol 1609658-31-2 C22H25BrN2O2
    4-[4-(4-bromophenyl)oxazol-2-yl]-2-dipropylaminomethylphenol
    —— 4-(4-pyridyl)-5-(4-fluorophenyl)-1-trityl-2-iodo-1H-imidazole 1201526-47-7 C33H23FIN3
    4-(4-pyridyl)-5-(4-fluorophenyl)-1-trityl-2-iodo-1H-imidazole
    —— 4'-Brom-2,5-dihydroxy-4-phenylaminoazobenzol 80946-41-4 C18H14BrN3O2
    4'-Brom-2,5-dihydroxy-4-phenylaminoazobenzol
    —— 4-Nitro-N-[4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-benzenesulfonamide 796061-11-5 C18H21BN2O6S
    4-Nitro-N-[4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-benzenesulfonamide
    —— 4-Chlor-3-methyl-benzolsulfonyl-isopropylamid 102495-86-3 C10H14ClNO2S
    4-Chlor-3-methyl-benzolsulfonyl-isopropylamid
    —— [(4-tetra-O-acetyl-α-D-galactopyranosyloxy)phenyl]fluoroacetic acid 2-cyanoethyl ester 880490-93-7 C25H28FNO12
    [(4-tetra-O-acetyl-α-D-galactopyranosyloxy)phenyl]fluoroacetic acid 2-cyanoethyl ester
    —— [4-(4-hydroxy-benzylidenamino)-phenyl]-arsonic acid 91461-38-0 C13H12AsNO4
    [4-(4-hydroxy-benzylidenamino)-phenyl]-arsonic acid
    —— 4,5-dimethyl-2-pethoxycarbonyl-3,6-diphenyl-1-phospha-2,5-norbornadiene sulfide 299924-64-4 C23H23O2PS
    4,5-dimethyl-2-pethoxycarbonyl-3,6-diphenyl-1-phospha-2,5-norbornadiene sulfide
    —— 4-hydroxy-2,5-dimethyl-2<i>H</i>-pyrazole-3-carboxylic acid ethyl ester 32682-87-4 C8H12N2O3
    4-hydroxy-2,5-dimethyl-2<i>H</i>-pyrazole-3-carboxylic acid ethyl ester
    —— 4-Brom-phenylacetylen-quecksilber-chlorid 89891-63-4 C8H4BrClHg
    4-Brom-phenylacetylen-quecksilber-chlorid
    —— 4-Acetyl-2-ethoxycarbonylmethyl-cyclohex-3-enecarboxylic acid ethyl ester 92730-84-2 C15H22O5
    4-Acetyl-2-ethoxycarbonylmethyl-cyclohex-3-enecarboxylic acid ethyl ester
    —— 4-Isobornyl-2,6-dimethylcyclohexanon 98722-26-0 C18H30O
    4-Isobornyl-2,6-dimethylcyclohexanon
    —— 4-(4-Methoxy-phenylazo)-benzo[1,2,5]thiadiazol-5-ol 91823-49-3 C13H10N4O2S
    4-(4-Methoxy-phenylazo)-benzo[1,2,5]thiadiazol-5-ol
    —— (4S)-4-fluorocyclohexene 107327-41-3 C6H9F
    (4S)-4-fluorocyclohexene
    —— (4S,6R)-4-((2S,3S,4S,Z)-6-iodo-3-(4-methoxybenzyloxy)-4-methylhex-5-en-2-yl)-2,2,6-trimethyl-1,3-dioxane 1256633-58-5 C22H33IO4
    (4S,6R)-4-((2S,3S,4S,Z)-6-iodo-3-(4-methoxybenzyloxy)-4-methylhex-5-en-2-yl)-2,2,6-trimethyl-1,3-dioxane
    —— 4-(4-(5-chloro-4-(2-(1-fluorocyclobutyl)thiazol-5-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-2-yl)benzyl)morpholine 1350378-68-5 C32H30ClFN4O3S2
    4-(4-(5-chloro-4-(2-(1-fluorocyclobutyl)thiazol-5-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridin-2-yl)benzyl)morpholine
    —— 4-Ethoxycarbonylamino-2,2-dimethylchroman 92501-40-1 C14H19NO3
    4-Ethoxycarbonylamino-2,2-dimethylchroman
    —— 4-<Furyl-(2)>-butin-(2)-ol-(1)-tetrahydropyranylaether 97024-61-8 C13H16O3
    4-<Furyl-(2)>-butin-(2)-ol-(1)-tetrahydropyranylaether
    —— 4-Nitro-N-<O.O-diphenyl-phosphono>-thiobenzoesaeure-methylester-imid 98145-75-6 C20H17N2O5PS
    4-Nitro-N-<O.O-diphenyl-phosphono>-thiobenzoesaeure-methylester-imid
    —— 4-(3-Chlor-4-hydroxyphenylthio)-chinaldin 92853-50-4 C16H12ClNOS
    4-(3-Chlor-4-hydroxyphenylthio)-chinaldin
    —— 4-[2-(pyridin-3-ylaminomethyl)-3-(naphthalen-1-yloxy)-propenyl]-benzoic acid 878402-09-6 C26H22N2O3
    4-[2-(pyridin-3-ylaminomethyl)-3-(naphthalen-1-yloxy)-propenyl]-benzoic acid
    —— 4,3'-dimethyl-2-phenoxy-2λ<sup>5</sup>-spiro[benzo[1,3,2]dioxaphosphole-2,2'-[1,3,2]oxazaphospholidine] 62834-21-3 C16H18NO4P
    4,3'-dimethyl-2-phenoxy-2λ<sup>5</sup>-spiro[benzo[1,3,2]dioxaphosphole-2,2'-[1,3,2]oxazaphospholidine]
    —— 4-(difluoro(phenylsulfonyl)methyl)-1-(4-methoxybenzyl)-1,4-dihydropyridine-3-carbonitrile 1382716-19-9 C21H18F2N2O3S
    4-(difluoro(phenylsulfonyl)methyl)-1-(4-methoxybenzyl)-1,4-dihydropyridine-3-carbonitrile
    —— (4S,4aR,8aS)-4,4a-dimethyl-2,3,4,5,8,8a-hexahydronaphthalen-1-one 66245-24-7 C12H18O
    (4S,4aR,8aS)-4,4a-dimethyl-2,3,4,5,8,8a-hexahydronaphthalen-1-one
    —— 4-[(3,4-dihydroxybenzylidene)amino]benzene-1,3-diol 1449522-05-7 C13H11NO4
    4-[(3,4-dihydroxybenzylidene)amino]benzene-1,3-diol
    —— 4-(4-(4-cyanophenyl)-2,5-dioxo-1-(3-(trifluoromethyl)phenyl)-1,2,5,6,7,8-hexahydroquinazolin-3(4H)-ylsulfonyl)butanoic acid 1625669-82-0 C26H22F3N3O6S
    4-(4-(4-cyanophenyl)-2,5-dioxo-1-(3-(trifluoromethyl)phenyl)-1,2,5,6,7,8-hexahydroquinazolin-3(4H)-ylsulfonyl)butanoic acid
    —— 4-[5-[6-methyl-4-oxo-3-(2-oxoethyl)-1-(3-trifluoromethylphenyl)-1,2,3,4-tetrahydropyrimidin-5-yl]-1H-pyrazol-1-yl]benzonitrile 1421962-48-2 C24H18F3N5O2
    4-[5-[6-methyl-4-oxo-3-(2-oxoethyl)-1-(3-trifluoromethylphenyl)-1,2,3,4-tetrahydropyrimidin-5-yl]-1H-pyrazol-1-yl]benzonitrile
    —— [4-(2-chloro-phenyl)-pyridin-3-yl]-(2-fluoro-ethyl)-amine 1395415-79-8 C13H12ClFN2
    [4-(2-chloro-phenyl)-pyridin-3-yl]-(2-fluoro-ethyl)-amine
    —— 4-<3-Methyl-benzamido>-2,6-dimethoxy-pyrimidin 4338-82-3 C14H15N3O3
    4-<3-Methyl-benzamido>-2,6-dimethoxy-pyrimidin
    —— 4-Hydroxy-6-[3-(2-methoxy-ethoxy)-propyl]-pyran-2-one 174485-02-0 C11H16O5
    4-Hydroxy-6-[3-(2-methoxy-ethoxy)-propyl]-pyran-2-one
    —— 4-[4-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-3-[1]naphthyl-but-2-enylidene]-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one 103328-16-1 C33H27N3OS
    4-[4-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-3-[1]naphthyl-but-2-enylidene]-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— 4-Cyclohexanesulfonyl-cycloheptanone 16369-59-8 C13H22O3S
    4-Cyclohexanesulfonyl-cycloheptanone
    —— (4R,6S)-4-tert-Butyl-3-methyl-6-trimethylsilanyloxy-cyclohex-2-enone 99417-72-8 C14H26O2Si
    (4R,6S)-4-tert-Butyl-3-methyl-6-trimethylsilanyloxy-cyclohex-2-enone
    —— 4-(benzyloxymethyl)-6-bromo-2-(4-ethoxyphenethyl)-1,2,4-triazine-3,5(2H,4H)-dione 1562527-92-7 C21H22BrN3O4
    4-(benzyloxymethyl)-6-bromo-2-(4-ethoxyphenethyl)-1,2,4-triazine-3,5(2H,4H)-dione
    —— 4-methylfuro[3,2-c]pyridin-5-ium-5-amine;2,4,6-trimethylbenzenesulfonate 79180-10-2 C8H9N2O*C9H11O3S
    4-methylfuro[3,2-c]pyridin-5-ium-5-amine;2,4,6-trimethylbenzenesulfonate
    —— 4-[(1R,8S)-9-morpholin-4-yl-9-bicyclo[6.1.0]nonanyl]morpholine 79985-10-7 C17H30N2O2
    4-[(1R,8S)-9-morpholin-4-yl-9-bicyclo[6.1.0]nonanyl]morpholine
    —— 4-(4-chloro-phenyl)-2-ethyl-4-methyl-4<i>H</i>-oxazol-5-one 4892-65-3 C12H12ClNO2
    4-(4-chloro-phenyl)-2-ethyl-4-methyl-4<i>H</i>-oxazol-5-one
    —— 4,4,4',4'-tetramethyl-1,1'-bis[(4-methylphenyl)sulfanyl]-1,1'-bi(cyclohexyl)-2,2',6,6'-tetron 955402-37-6 C30H34O4S2
    4,4,4',4'-tetramethyl-1,1'-bis[(4-methylphenyl)sulfanyl]-1,1'-bi(cyclohexyl)-2,2',6,6'-tetron
    —— 4,4'-diamino-1H,1'H-1,1'-(O3,O5'-hydroxyphosphoryl-β-D-diarabinofuranosyl)-bis-pyrimidin-2-one 2536-99-4 C18H25N6O12P
    4,4'-diamino-1H,1'H-1,1'-(O3,O5'-hydroxyphosphoryl-β-D-diarabinofuranosyl)-bis-pyrimidin-2-one
    —— 4-(2,2-difluoroethoxy)-3-methylbenzoic acid 1373864-75-5 C10H10F2O3
    4-(2,2-difluoroethoxy)-3-methylbenzoic acid
    —— <4-Ethylmercapto-3-methyl-benzyl>-propyl-<2-(2)pyridyl-ethyl>-amin 94687-78-2 C20H28N2S
    <4-Ethylmercapto-3-methyl-benzyl>-propyl-<2-(2)pyridyl-ethyl>-amin
    —— 4-Dimethylamino-phenyl-styryl-sulfon 101293-49-6 C16H17NO2S
    4-Dimethylamino-phenyl-styryl-sulfon
    —— 4-Hydrazinocarbonylmethoxy-2,6-dimethyl-benzenesulfonamide 91978-06-2 C10H15N3O4S
    4-Hydrazinocarbonylmethoxy-2,6-dimethyl-benzenesulfonamide
    —— 4-Ethyl-3-phenyl-3,4-dihydro-isocumarin 94029-63-7 C17H16O2
    4-Ethyl-3-phenyl-3,4-dihydro-isocumarin
    —— 4-Butyl-1,4,5,6-tetrahydro-3-methoxy-6-oxo-pyridazin 1457-40-5 C9H16N2O2
    4-Butyl-1,4,5,6-tetrahydro-3-methoxy-6-oxo-pyridazin
    —— 4-Nitro-2,2'-dimethyl-4'-hydroxy-azobenzol 93431-66-4 C14H13N3O3
    4-Nitro-2,2'-dimethyl-4'-hydroxy-azobenzol