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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-chloro-5-methyl-3-oxo-3<i>H</i>-isoxazole-2-carboxylic acid butyl-(2-methyl-allyl)-amide 53707-19-0 C13H19ClN2O3
    4-chloro-5-methyl-3-oxo-3<i>H</i>-isoxazole-2-carboxylic acid butyl-(2-methyl-allyl)-amide
    —— 4-isopropyl-5-phenyl-3<i>H</i>-oxazol-2-one 50735-04-1 C12H13NO2
    4-isopropyl-5-phenyl-3<i>H</i>-oxazol-2-one
    —— 4-[2-(6-methoxy-pyridin-3-ylamino)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-benzamide 1360609-71-7 C18H15N7O2
    4-[2-(6-methoxy-pyridin-3-ylamino)-[1,2,4]triazolo[1,5-a]pyrazin-8-yl]-benzamide
    —— 4-Pyridylacetylglycine 954563-36-1 C9H10N2O3
    4-Pyridylacetylglycine
    —— 4-Hydroxy-8-[4-(5-methylisoxazol-3-ylaminosulfonyl)phenyl]pyrazolo[1,5-a]-1,3,5-triazine 117413-82-8 C15H12N6O4S
    4-Hydroxy-8-[4-(5-methylisoxazol-3-ylaminosulfonyl)phenyl]pyrazolo[1,5-a]-1,3,5-triazine
    —— 4-benzoyl-benzoic acid-(2-diethylamino-ethyl ester) 102156-80-9 C20H23NO3
    4-benzoyl-benzoic acid-(2-diethylamino-ethyl ester)
    —— [4-(4-Fluoro-phenyl)-naphthalen-1-yl]-acetic acid 4022-49-5 C18H13FO2
    [4-(4-Fluoro-phenyl)-naphthalen-1-yl]-acetic acid
    —— 4-O-acetyl-3,7-anhydro-5,6-bis-O-tert-butyldimethylsilyl-2-deoxy-D-glycero-D-gulo-octitol 866417-35-8 C22H46O7Si2
    4-O-acetyl-3,7-anhydro-5,6-bis-O-tert-butyldimethylsilyl-2-deoxy-D-glycero-D-gulo-octitol
    —— 4-[4-(1-Hydroxy-propyl)-phenyl]-butyric acid methyl ester 162940-60-5 C14H20O3
    4-[4-(1-Hydroxy-propyl)-phenyl]-butyric acid methyl ester
    —— 4-(4-azidobutoxy)benzamidine 596808-42-3 C11H15N5O
    4-(4-azidobutoxy)benzamidine
    —— 4,7-dichloro-2,3-dihydro-1H-isoindole 739365-31-2 C8H7Cl2N
    4,7-dichloro-2,3-dihydro-1H-isoindole
    —— (4,5-dimethoxy-2-methylphenyl)(p-tolyl)methane 1426391-32-3 C17H20O2
    (4,5-dimethoxy-2-methylphenyl)(p-tolyl)methane
    —— 4-fluoro-3-iodo-1H-indazole-5-carbonitrile 633327-61-4 C8H3FIN3
    4-fluoro-3-iodo-1H-indazole-5-carbonitrile
    —— 4-(3,4-dichlorophenyl)-2-({2-[(5-nitro(2-pyridyl))amino]ethyl}amino) pyrimidine-5-carbonitrile 403807-70-5 C18H13Cl2N7O2
    4-(3,4-dichlorophenyl)-2-({2-[(5-nitro(2-pyridyl))amino]ethyl}amino) pyrimidine-5-carbonitrile
    —— 4-[5-(4-fluorophenoxy)pyridin-2-yl]-3-hydroxy-1-isopropyl-1,5-dihydropyrrol-2-one 500368-13-8 C18H17FN2O3
    4-[5-(4-fluorophenoxy)pyridin-2-yl]-3-hydroxy-1-isopropyl-1,5-dihydropyrrol-2-one
    —— 4-cyclopentylmethylamino-1-tert-butyl-3-phenylpyrazolo [3,4-d]pyrimidine 206991-95-9 C21H27N5
    4-cyclopentylmethylamino-1-tert-butyl-3-phenylpyrazolo [3,4-d]pyrimidine
    —— 4-(2-mercapto-1-propyl-1H-imidazol-4-yl)phenol 74730-83-9 C12H14N2OS
    4-(2-mercapto-1-propyl-1H-imidazol-4-yl)phenol
    —— (4S,5S)-5-<(4R)-2,2-Dimethyl-1,3-dioxalan-4-yl>-2-oxazolin-4-carbonsaeure-ethylester 83386-46-3 C11H17NO5
    (4S,5S)-5-<(4R)-2,2-Dimethyl-1,3-dioxalan-4-yl>-2-oxazolin-4-carbonsaeure-ethylester
    —— 4-hydroxy-3-[(3,5-difluoro-6-(3-dimethylaminophenoxy)-4-(1-aminocarbonylmethyl-pyrrolidin-3-yloxy)pyridin-2-yl)oxy]benzamidine, trifluoroacetic acid salt 1229729-07-0 C2HF3O2*C26H28F2N6O5
    4-hydroxy-3-[(3,5-difluoro-6-(3-dimethylaminophenoxy)-4-(1-aminocarbonylmethyl-pyrrolidin-3-yloxy)pyridin-2-yl)oxy]benzamidine, trifluoroacetic acid salt
    —— (4S,4aR,6R,8aS)-6-cyclopropyl-8a-(2,4-difluorophenyl)-4-(fluoromethyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-c][1,3]thiazin-2-amine 1616505-32-8 C17H19F3N2OS
    (4S,4aR,6R,8aS)-6-cyclopropyl-8a-(2,4-difluorophenyl)-4-(fluoromethyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-c][1,3]thiazin-2-amine
    —— 4-[3-(2-chloro-pyrimidin-4-yl)-benzyl]-2-cyano-piperazine-1-carboxylic acid benzyl ester 859518-04-0 C24H22ClN5O2
    4-[3-(2-chloro-pyrimidin-4-yl)-benzyl]-2-cyano-piperazine-1-carboxylic acid benzyl ester
    —— 4-(α-Formyl-cyanomethyl)-1-methyl-pyrimidin-2-on 36508-32-4 C8H7N3O2
    4-(α-Formyl-cyanomethyl)-1-methyl-pyrimidin-2-on
    —— 4-(2-{[4-(dipropylamino)cyclohexyl]amino}ethyl)-N,N-bis(1H-imidazol-2-ylmethyl)benzamide 937073-20-6 C29H43N7O
    4-(2-{[4-(dipropylamino)cyclohexyl]amino}ethyl)-N,N-bis(1H-imidazol-2-ylmethyl)benzamide
    —— 4-[(5-Oxo-pyrrolidine-2-carbonyl)-amino]-butyric acid tert-butyl ester 58620-94-3 C13H22N2O4
    4-[(5-Oxo-pyrrolidine-2-carbonyl)-amino]-butyric acid tert-butyl ester
    —— 4,8-Dimethoxy-2-morpholino-furanobenzoxazol 52808-46-5 C15H16N2O5
    4,8-Dimethoxy-2-morpholino-furanobenzoxazol
    —— 4-methoxy-2-methyl-pyrimidine-5-carboxylic acid (1-propyl-pyrrolidin-2-ylmethyl)-amide 72429-49-3 C15H24N4O2
    4-methoxy-2-methyl-pyrimidine-5-carboxylic acid (1-propyl-pyrrolidin-2-ylmethyl)-amide
    —— 4-iodomethyl-1-(2,3-O-isopropylidene-5-O-trityl-α-D-ribofuranosyl)-1,2,3-triazole 74667-44-0 C30H30IN3O4
    4-iodomethyl-1-(2,3-O-isopropylidene-5-O-trityl-α-D-ribofuranosyl)-1,2,3-triazole
    —— 4-propylidene-1-cyclohexanone 97012-15-2 C9H14O
    4-propylidene-1-cyclohexanone
    —— 4-(3-amino-1-benzo[1,3]dioxol-5-yl-butyl)-2-methyl-phenol 109253-59-0 C18H21NO3
    4-(3-amino-1-benzo[1,3]dioxol-5-yl-butyl)-2-methyl-phenol
    —— (4Z,6S,7S)-6-benzyloxymethyloxy-9-tert-butydimethylsilyloxy-4-methyl-7-<2-(p-methoxyphenyl)methyloxyethyl>-4-nonen-1-al 128322-23-6 C34H52O6Si
    (4Z,6S,7S)-6-benzyloxymethyloxy-9-tert-butydimethylsilyloxy-4-methyl-7-<2-(p-methoxyphenyl)methyloxyethyl>-4-nonen-1-al
    —— 4-chloro-2-(3-chlorobutan-2-yloxy)-5,6,6-trimethyl-5-methylsulfanyl-1,2λ5-oxaphosphinine 2-oxide 142602-36-6 C12H21Cl2O3PS
    4-chloro-2-(3-chlorobutan-2-yloxy)-5,6,6-trimethyl-5-methylsulfanyl-1,2λ5-oxaphosphinine 2-oxide
    —— 4-Brom-Isothiazol-5-carbonsaeure 88982-81-4 C4H2BrNO2S
    4-Brom-Isothiazol-5-carbonsaeure
    —— 4-benzyloxy-2-methoxy-5-nitrobenzoic acid 174261-13-3 C15H13NO6
    4-benzyloxy-2-methoxy-5-nitrobenzoic acid
    —— 4-[(4,4-difluoro-3-butenyl)thio]-6-(2,2,2-trifluoroethoxy)-pyrimidine 155957-20-3 C10H9F5N2OS
    4-[(4,4-difluoro-3-butenyl)thio]-6-(2,2,2-trifluoroethoxy)-pyrimidine
    —— (4-iodomethylene-tetrahydro-furan-2-yl)-methanol 861454-69-5 C6H9IO2
    (4-iodomethylene-tetrahydro-furan-2-yl)-methanol
    —— 4-(3,4-Dimethoxyphenyl)-6-phenylpyrimidin-2-amine 1354927-33-5 C18H17N3O2
    4-(3,4-Dimethoxyphenyl)-6-phenylpyrimidin-2-amine
    —— 4-[5-(3-Ethynyl-4-methoxy-phenyl)-3-difluoromethyl-pyrazol-1-yl]-benzenesulfonamide 343262-56-6 C19H15F2N3O3S
    4-[5-(3-Ethynyl-4-methoxy-phenyl)-3-difluoromethyl-pyrazol-1-yl]-benzenesulfonamide
    —— 4-Nitro-1,3-bis-(3-nitro-phenyl)-hexan-1-on 13561-68-7 C18H17N3O7
    4-Nitro-1,3-bis-(3-nitro-phenyl)-hexan-1-on
    —— (4S)-2-(4-cyano-2,5-dimethylphenylimino)-4-(2-butyl)-1,3-thiazolidine 285125-22-6 C16H21N3S
    (4S)-2-(4-cyano-2,5-dimethylphenylimino)-4-(2-butyl)-1,3-thiazolidine
    —— {4-[4-(tetrahydropyran-2-yloxymethyl)benzoyl]benzyl}nosylcarbamic acid allyl ester 943601-34-1 C30H30N2O9S
    {4-[4-(tetrahydropyran-2-yloxymethyl)benzoyl]benzyl}nosylcarbamic acid allyl ester
    —— 4-amino-5-(1,2,3,4-tetrahydrobutyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione 1056757-61-9 C6H12N4O4S
    4-amino-5-(1,2,3,4-tetrahydrobutyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione
    —— 4-Amino-5-fluoro-1-[2-(4-methoxyphenyl)ethyl]pyrimidin-2-one 1265615-05-1 C13H14FN3O2
    4-Amino-5-fluoro-1-[2-(4-methoxyphenyl)ethyl]pyrimidin-2-one
    —— [4-(3-chlorobenzyl)-4H-thieno[3,2-b]pyrrol-5-yl]-[4-(4-methylpiperazine-1-carbonyl)piperidin-1-yl]methanone 1163136-96-6 C25H29ClN4O2S
    [4-(3-chlorobenzyl)-4H-thieno[3,2-b]pyrrol-5-yl]-[4-(4-methylpiperazine-1-carbonyl)piperidin-1-yl]methanone
    —— 4-[2-(tert-butylamino)-4-methyl-1,3-thiazol-5-yl]-N-(2,3-dihydro-1,4-benzodioxin-6-yl)pyrimidine-2-amine 930583-10-1 C20H23N5O2S
    4-[2-(tert-butylamino)-4-methyl-1,3-thiazol-5-yl]-N-(2,3-dihydro-1,4-benzodioxin-6-yl)pyrimidine-2-amine
    —— 4-(2-fluoro-4-(3-(2-(4-fluorophenyl)acetyl)thioureido)phenoxy)-7-methoxy-N-(2-morpholinoethyl)quinoline-6-carboxamide 1190836-77-1 C32H31F2N5O5S
    4-(2-fluoro-4-(3-(2-(4-fluorophenyl)acetyl)thioureido)phenoxy)-7-methoxy-N-(2-morpholinoethyl)quinoline-6-carboxamide
    —— 4-Tert-butyl-8-(4-chlorophenyl)-10-oxo-11-oxa-2,4-diazatricyclo[7.3.0.03,7]dodeca-1(9),2,5,7-tetraene-6-carbonitrile 1380775-72-3 C20H16ClN3O2
    4-Tert-butyl-8-(4-chlorophenyl)-10-oxo-11-oxa-2,4-diazatricyclo[7.3.0.03,7]dodeca-1(9),2,5,7-tetraene-6-carbonitrile
    —— 4-dodecyl-3-methyl-4-phenacyl-1,2-oxazol-5-one 120048-45-5 C24H35NO3
    4-dodecyl-3-methyl-4-phenacyl-1,2-oxazol-5-one
    —— (4S,7R,8S,9S,13E,16S(E))-4,8-bis-[[dimethyl(1,1-dimethylethyl)silyl]oxy]-16-(1-methyl-2-(2-pyridyl)ethenyl)-1-oxa-5,5,9,13-tetramethyl-7-(but-3-in-1-yl)-cyclohexadec-13-ene-2,6-dione 305840-01-1 C43H71NO5Si2
    (4S,7R,8S,9S,13E,16S(E))-4,8-bis-[[dimethyl(1,1-dimethylethyl)silyl]oxy]-16-(1-methyl-2-(2-pyridyl)ethenyl)-1-oxa-5,5,9,13-tetramethyl-7-(but-3-in-1-yl)-cyclohexadec-13-ene-2,6-dione
    —— 4-Amino-1-[(4-bromophenyl)methylsulfonyl]-5-fluoropyrimidin-2-one 1263302-54-0 C11H9BrFN3O3S
    4-Amino-1-[(4-bromophenyl)methylsulfonyl]-5-fluoropyrimidin-2-one
    —— 4-(2'-Methoxy-phenylamino-cyanomethylen)-3-methyl-1-phenyl-2-pyrazolin-5-on 119837-14-8 C19H16N4O2
    4-(2'-Methoxy-phenylamino-cyanomethylen)-3-methyl-1-phenyl-2-pyrazolin-5-on