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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-iodobenzaldehyde 4-nitrophenylhydrazone 106274-14-0 C13H10IN3O2
    4-iodobenzaldehyde 4-nitrophenylhydrazone
    —— 4, 4'-ethylenedipiperidine dihydrochloride 84473-84-7 C12H24N2*2ClH
    4, 4'-ethylenedipiperidine dihydrochloride
    —— 4-[3-(2-morpholin-4-yl-2-oxoethyl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidin-4-yl]benzonitrile 1621270-10-7 C27H23F3N4O4
    4-[3-(2-morpholin-4-yl-2-oxoethyl)-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidin-4-yl]benzonitrile
    —— 4-chloro-N-[1-[2-(2,3-dihydro-1,4-benzodioxan-8-yloxy)ethyl]azetidin-3-yl]benzenesulphonamide 1417308-63-4 C19H21ClN2O5S
    4-chloro-N-[1-[2-(2,3-dihydro-1,4-benzodioxan-8-yloxy)ethyl]azetidin-3-yl]benzenesulphonamide
    —— 4-(4-cyanophenyl)-N-[(3S,4R)-4-hydroxyoxolan-3-yl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidine-3-carboxamide 1621271-92-8 C26H21F3N4O5
    4-(4-cyanophenyl)-N-[(3S,4R)-4-hydroxyoxolan-3-yl]-2,5-dioxo-1-[3-(trifluoromethyl)phenyl]-6,7-dihydro-4H-cyclopenta[d]pyrimidine-3-carboxamide
    —— 4-Bromo-7-chloro-6-fluoroquinoline 2168053-99-2 C9H4BrClFN
    4-Bromo-7-chloro-6-fluoroquinoline
    —— 4-Ethenyloxane-4-carbaldehyde 2361644-35-9 C8H12O2
    4-Ethenyloxane-4-carbaldehyde
    —— 4-Hydroxy-6-methoxy-1-(4-methoxy-phenyl)-3-phenyl-1H-quinolin-2-one 96505-24-7 C23H19NO4
    4-Hydroxy-6-methoxy-1-(4-methoxy-phenyl)-3-phenyl-1H-quinolin-2-one
    —— 4-O-(tetrahydro-2'-pyranyl)verrucarol 78501-66-3 C20H30O5
    4-O-(tetrahydro-2'-pyranyl)verrucarol
    —— 4,5-dichloro-2-(2-chloro-ethoxycarbonylsulfanyl)-thiazole 56043-71-1 C6H4Cl3NO2S2
    4,5-dichloro-2-(2-chloro-ethoxycarbonylsulfanyl)-thiazole
    —— 4-Chlorcarbonyl-phenylimino-kohlensaeure-thiophenylester-chlorid 96877-96-2 C14H9Cl2NOS
    4-Chlorcarbonyl-phenylimino-kohlensaeure-thiophenylester-chlorid
    —— 4,4-Diphenyl-Δ(1)-pyrrolin 28168-67-4 C16H15N
    4,4-Diphenyl-Δ(1)-pyrrolin
    —— 4-(1-Ethyl-1-methyl-but-3-enyl)-phenol 38564-35-1 C13H18O
    4-(1-Ethyl-1-methyl-but-3-enyl)-phenol
    —— 4,7-diacetoxy-withanolid D5 30655-43-7 C32H42O8
    4,7-diacetoxy-withanolid D5
    —— 4-Nitro-benzoic acid 2-(2-chloro-phenoxymethyl)-pentyl ester 30728-94-0 C19H20ClNO5
    4-Nitro-benzoic acid 2-(2-chloro-phenoxymethyl)-pentyl ester
    —— 4-[2-(2,4-dichloro-styryl)-benzothiazol-6-ylazo]-4-methyl-3-phenyl-4<i>H</i>-isoxazol-5-one 72753-37-8 C25H16Cl2N4O2S
    4-[2-(2,4-dichloro-styryl)-benzothiazol-6-ylazo]-4-methyl-3-phenyl-4<i>H</i>-isoxazol-5-one
    —— 4-(trifluoromethoxy)phenyl N-(tert-butoxycarbonyl)-β-alaninate 898271-51-7 C15H18F3NO5
    4-(trifluoromethoxy)phenyl N-(tert-butoxycarbonyl)-β-alaninate
    —— 4-bromo-1-iodo-2-vinylbenzene 1159364-32-5 C8H6BrI
    4-bromo-1-iodo-2-vinylbenzene
    —— 4-[2-(4-chloro-styryl)-benzooxazol-5-ylazo]-4-methyl-3-phenyl-4<i>H</i>-isoxazol-5-one 72746-19-1 C25H17ClN4O3
    4-[2-(4-chloro-styryl)-benzooxazol-5-ylazo]-4-methyl-3-phenyl-4<i>H</i>-isoxazol-5-one
    —— 4-(4-Methylpyrazol-1-yl)-2-(trifluoromethyl)benzoic acid 530092-28-5 C12H9F3N2O2
    4-(4-Methylpyrazol-1-yl)-2-(trifluoromethyl)benzoic acid
    —— 4-<3.4-Dimethoxy-phenyl>-1-<6-hydroxy-2.5-dimethoxy-benzoyl>-butanon-(2) 95002-65-6 C21H24O7
    4-<3.4-Dimethoxy-phenyl>-1-<6-hydroxy-2.5-dimethoxy-benzoyl>-butanon-(2)
    —— 4'-Hydroxy-3-fluoranthensulfonanilid 60688-68-8 C22H15NO3S
    4'-Hydroxy-3-fluoranthensulfonanilid
    —— 4-Nitro-benzoic acid 1-(2-chloro-phenylsulfanylmethyl)-hexyl ester 30729-18-1 C20H22ClNO4S
    4-Nitro-benzoic acid 1-(2-chloro-phenylsulfanylmethyl)-hexyl ester
    —— 4-(4,4-dimethyl-3-oxo-pentyl)-5-methoxy-1,2-diphenyl-1,2-dihydro-pyrazol-3-one 33234-68-3 C23H26N2O3
    4-(4,4-dimethyl-3-oxo-pentyl)-5-methoxy-1,2-diphenyl-1,2-dihydro-pyrazol-3-one
    —— 4-(((1R,2S,3R,4R)-2,3-bis((tert-butyldimethylsilyl)oxy)-4-(((tert-butyldimethylsilyl)oxy)methyl)cyclopentyl)oxy)-5-iodo-6-methyl-2-(methylthio)pyrimidine 1208988-35-5 C30H59IN2O4SSi3
    4-(((1R,2S,3R,4R)-2,3-bis((tert-butyldimethylsilyl)oxy)-4-(((tert-butyldimethylsilyl)oxy)methyl)cyclopentyl)oxy)-5-iodo-6-methyl-2-(methylthio)pyrimidine
    —— 4-(Benzenesulfonylamino-methyl)-cyclohexanecarboxylic acid cyclohexylamide 691886-48-3 C20H30N2O3S
    4-(Benzenesulfonylamino-methyl)-cyclohexanecarboxylic acid cyclohexylamide
    —— 4-{(S)-3-[2-Chloro-4-(2-methoxy-ethoxy)-benzenesulfonyl]-pyrrolidin-1-yl}-2-methylsulfanyl-6-trifluoromethyl-pyrimidine 1374675-71-4 C19H21ClF3N3O4S2
    4-{(S)-3-[2-Chloro-4-(2-methoxy-ethoxy)-benzenesulfonyl]-pyrrolidin-1-yl}-2-methylsulfanyl-6-trifluoromethyl-pyrimidine
    —— 4-Chloro-α-(4-chlorophenyl)-β-[(2-mercaptoethyl)amino]benzeneethanol, hydrochloride 122150-65-6 C16H17Cl2NOS*ClH
    4-Chloro-α-(4-chlorophenyl)-β-[(2-mercaptoethyl)amino]benzeneethanol, hydrochloride
    —— 4-methyl-N-(2-((triisopropylsilyl)ethynyl)phenyl)benzenesulfonamide 1024669-96-2 C24H33NO2SSi
    4-methyl-N-(2-((triisopropylsilyl)ethynyl)phenyl)benzenesulfonamide
    —— 4-{[1-(5-Chloro-2-hydroxy-phenyl)-meth-(Z)-ylidene]-amino}-benzoic acid pentyl ester 22583-85-3 C19H20ClNO3
    4-{[1-(5-Chloro-2-hydroxy-phenyl)-meth-(Z)-ylidene]-amino}-benzoic acid pentyl ester
    —— 4-acetyl-(3S)-benzyl-(6E)-benzylidene-2,5-piperazinedione 77027-33-9 C20H18N2O3
    4-acetyl-(3S)-benzyl-(6E)-benzylidene-2,5-piperazinedione
    —— 4,6-di-O-benzyl-1,3-O-benzylidene-2-O-(4-methoxybenzyl)-myo-5-inosose 1394992-34-7 C35H34O7
    4,6-di-O-benzyl-1,3-O-benzylidene-2-O-(4-methoxybenzyl)-myo-5-inosose
    —— 4-(N',N'-diisopropyl-ureido)-butyric acid 100533-58-2 C11H22N2O3
    4-(N',N'-diisopropyl-ureido)-butyric acid
    —— 4-bromo-2-(4-bromo-phenyl)-4-(1,2-diphenyl-ethyl)-5-methyl-2,4-dihydro-pyrazol-3-one 36124-13-7 C24H20Br2N2O
    4-bromo-2-(4-bromo-phenyl)-4-(1,2-diphenyl-ethyl)-5-methyl-2,4-dihydro-pyrazol-3-one
    —— [4-[(4-Hexoxyphenyl)diazenyl]phenyl]boronic acid 1633967-17-5 C18H23BN2O3
    [4-[(4-Hexoxyphenyl)diazenyl]phenyl]boronic acid
    —— 4-furan-2-yl-6-indol-3-yl-1<i>H</i>-pyridin-2-one 34326-43-7 C17H12N2O2
    4-furan-2-yl-6-indol-3-yl-1<i>H</i>-pyridin-2-one
    —— 4-((3R,5R,10S,13R,17R)-3-Isobutyryloxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid methyl ester 26633-93-2 C29H48O4
    4-((3R,5R,10S,13R,17R)-3-Isobutyryloxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid methyl ester
    —— 4,4-Diethoxy-1-<2-methylen-cyclohexyl>-pentan 22629-23-8 C16H30O2
    4,4-Diethoxy-1-<2-methylen-cyclohexyl>-pentan
    —— 4-Nitro-benzoic acid 5,5-dimethyl-cyclohex-2-enyl ester 38313-09-6 C15H17NO4
    4-Nitro-benzoic acid 5,5-dimethyl-cyclohex-2-enyl ester
    —— (4-nitrophenyl)methyl 4-[(2R)-3-[(1S)-1-hydroxyethyl]-4-oxoazetidin-2-yl]-3-oxobutanoate 84985-43-3 C16H18N2O7
    (4-nitrophenyl)methyl 4-[(2R)-3-[(1S)-1-hydroxyethyl]-4-oxoazetidin-2-yl]-3-oxobutanoate
    —— (4R)-4-(2-methylprop-1-enyl)-1-[(1S)-1-phenylethyl]pyrrolidin-2-one 1272663-98-5 C16H21NO
    (4R)-4-(2-methylprop-1-enyl)-1-[(1S)-1-phenylethyl]pyrrolidin-2-one
    —— (4-Methylsulfanylphenyl)methyl 2,2,2-trifluoroacetate 112460-40-9 C10H9F3O2S
    (4-Methylsulfanylphenyl)methyl 2,2,2-trifluoroacetate
    —— 4-nitro-3-(3-bromo-4-methylphenylamino)pyridine N-oxide 1580455-93-1 C12H10BrN3O3
    4-nitro-3-(3-bromo-4-methylphenylamino)pyridine N-oxide
    —— 4-Phenyl-3-acetamidobuttersaeure 60505-01-3 C12H15NO3
    4-Phenyl-3-acetamidobuttersaeure
    —— (4S,5S,3Z)-4-(tert-butyldimethylsilyloxy)-5-((S)-2-hydroxy-2-methylbut-3-en-1-yl)-3-(iodomethylene)dihydrofuran-2(3H)-one 1552276-43-3 C16H27IO4Si
    (4S,5S,3Z)-4-(tert-butyldimethylsilyloxy)-5-((S)-2-hydroxy-2-methylbut-3-en-1-yl)-3-(iodomethylene)dihydrofuran-2(3H)-one
    —— 4-(2-chloro-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-ylmethyl)-1-(2-hydroxy-ethyl)-piperazin-2-one 885699-09-2 C17H22ClN5O3S
    4-(2-chloro-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-ylmethyl)-1-(2-hydroxy-ethyl)-piperazin-2-one
    —— 4-(3-oxo-3,4-dihydro-2H-benzo[1,4]thiazin-6-ylcarbamoyl)-piperidine-1-carboxylic acid tert-butyl ester 950824-36-9 C19H25N3O4S
    4-(3-oxo-3,4-dihydro-2H-benzo[1,4]thiazin-6-ylcarbamoyl)-piperidine-1-carboxylic acid tert-butyl ester
    —— 4-Ethoxybenzylmercaptoacetylchlorid 28203-66-9 C11H13ClO2S
    4-Ethoxybenzylmercaptoacetylchlorid
    —— 4-(4-chloro-phenyl)-1,6-diphenyl-1<i>H</i>-[1,3,5]triazine-2-thione 34747-89-2 C21H14ClN3S
    4-(4-chloro-phenyl)-1,6-diphenyl-1<i>H</i>-[1,3,5]triazine-2-thione
    —— 4-Isopropyl-5-phenylthio-2-undecylimidazol 37455-49-5 C23H36N2S
    4-Isopropyl-5-phenylthio-2-undecylimidazol