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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4'-Nitro-2-methoxy-diphenylsulfoxid 91901-56-3 C13H11NO4S
    4'-Nitro-2-methoxy-diphenylsulfoxid
    —— 4,4-dimethyl-1-(thiophen-3-yl)-1-penten-3-one 123293-64-1 C11H14OS
    4,4-dimethyl-1-(thiophen-3-yl)-1-penten-3-one
    —— 4-(2-ethylmercapto-benzothiazol-6-ylazo)-phenol 74980-26-0 C15H13N3OS2
    4-(2-ethylmercapto-benzothiazol-6-ylazo)-phenol
    —— 4-(1-Methyl-2-oxo-ethyl)-piperazine-1-carboxylic acid tert-butyl ester 900535-46-8 C12H22N2O3
    4-(1-Methyl-2-oxo-ethyl)-piperazine-1-carboxylic acid tert-butyl ester
    —— 4,4-dibromo-2,2,5-trimethyl-hexan-3-one 55131-14-1 C9H16Br2O
    4,4-dibromo-2,2,5-trimethyl-hexan-3-one
    —— 4-chloro-2-(2-chloroethoxy)-5-ethyl-6-methyl-5-methylsulfanyl-6H-1,2λ5-oxaphosphinine 2-oxide 142602-31-1 C10H17Cl2O3PS
    4-chloro-2-(2-chloroethoxy)-5-ethyl-6-methyl-5-methylsulfanyl-6H-1,2λ5-oxaphosphinine 2-oxide
    —— 4-Amino-N-(4-benzyl-morpholin-2-ylmethyl)-5-chloro-2-[4-(4-fluoro-phenyl)-4-oxo-butoxy]-benzamide 144256-65-5 C29H31ClFN3O4
    4-Amino-N-(4-benzyl-morpholin-2-ylmethyl)-5-chloro-2-[4-(4-fluoro-phenyl)-4-oxo-butoxy]-benzamide
    —— (4R,5R)-1-(2-{[(tert-butyl)(dimethyl)silyl]oxy}ethyl)-3-methyl-4,5-diphenylimidazolidine-2-thione 957205-10-6 C24H34N2OSSi
    (4R,5R)-1-(2-{[(tert-butyl)(dimethyl)silyl]oxy}ethyl)-3-methyl-4,5-diphenylimidazolidine-2-thione
    —— 4-(3-amino-azetidin-1-yl)-6-benzyl-pyrimidin-2-ylamine 1046449-67-5 C14H17N5
    4-(3-amino-azetidin-1-yl)-6-benzyl-pyrimidin-2-ylamine
    —— 4-phenyl-2,3-dipropylcyclopent-2-enone 1332458-47-5 C17H22O
    4-phenyl-2,3-dipropylcyclopent-2-enone
    —— 4-(3-Nitro-propyl)-benzenesulfonic acid 73631-45-5 C9H11NO5S
    4-(3-Nitro-propyl)-benzenesulfonic acid
    —— 4a-methyl-1-phenyl-3,4,4a,5,6,7-hexahydro-1H-quinolin-2-one 31887-90-8 C16H19NO
    4a-methyl-1-phenyl-3,4,4a,5,6,7-hexahydro-1H-quinolin-2-one
    —— [4-[2-(1H-benzimidazol-2-ylmethylamino)-6-(2-chloro-4-methoxyphenoxy)pyrimidin-4-yl]piperazin-1-yl]-(furan-2-yl)methanone 1046046-99-4 C28H26ClN7O4
    [4-[2-(1H-benzimidazol-2-ylmethylamino)-6-(2-chloro-4-methoxyphenoxy)pyrimidin-4-yl]piperazin-1-yl]-(furan-2-yl)methanone
    —— 4-{6-[1-(Diethoxy-phosphoryl)-ethyl]-naphthalen-2-yloxy}-butyric acid ethyl ester 475682-38-3 C22H31O6P
    4-{6-[1-(Diethoxy-phosphoryl)-ethyl]-naphthalen-2-yloxy}-butyric acid ethyl ester
    —— 4,5-Dimethyl-2-(trimethylsilyl)cyclohexancarbonsaeure 88946-61-6 C12H24O2Si
    4,5-Dimethyl-2-(trimethylsilyl)cyclohexancarbonsaeure
    —— (4-Oxo-4H-chromen-2-yl)-carbamic acid 2-piperidin-1-yl-ethyl ester 58492-62-9 C17H20N2O4
    (4-Oxo-4H-chromen-2-yl)-carbamic acid 2-piperidin-1-yl-ethyl ester
    —— 4-[5-(4-ethoxy-phenyl)-3-methyl-1-phenyl-1<i>H</i>-pyrazol-4-ylazo]-<i>N</i>-(2-methoxy-phenyl)-benzenesulfonamide 60139-83-5 C31H29N5O4S
    4-[5-(4-ethoxy-phenyl)-3-methyl-1-phenyl-1<i>H</i>-pyrazol-4-ylazo]-<i>N</i>-(2-methoxy-phenyl)-benzenesulfonamide
    —— 4-(3,4-dimethoxy-benzyl)-4<i>H</i>-isoquinoline-1,3-dione 60813-36-7 C18H17NO4
    4-(3,4-dimethoxy-benzyl)-4<i>H</i>-isoquinoline-1,3-dione
    —— 4-Hydroxy-benzoic acid 6-o-tolyloxy-hexyl ester 60222-49-3 C20H24O4
    4-Hydroxy-benzoic acid 6-o-tolyloxy-hexyl ester
    —— 4-Amino-1-(3,4-difluorobenzoyl)-5-fluoropyrimidin-2-one 1265530-57-1 C11H6F3N3O2
    4-Amino-1-(3,4-difluorobenzoyl)-5-fluoropyrimidin-2-one
    —— 4-[(4-methoxybenzenesulfonyl)pyridin-3-ylmethylamino]-1-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid 206258-88-0 C26H21N5O5S
    4-[(4-methoxybenzenesulfonyl)pyridin-3-ylmethylamino]-1-phenyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid
    —— 4-nitro-trans-chalcone-phenylhydrazone 13736-27-1 C21H17N3O2
    4-nitro-trans-chalcone-phenylhydrazone
    —— 4'-[[(2-Ethyl-4-quinolinyl)oxy]methyl]-N-(4,5-dimethyl-3-isoxazolyl)-2'-[(3,3-dimethyl-2-oxo-1-pyrrolidinyl)methyl][1,1'-biphenyl]-2-sulfonamide 254742-47-7 C36H38N4O5S
    4'-[[(2-Ethyl-4-quinolinyl)oxy]methyl]-N-(4,5-dimethyl-3-isoxazolyl)-2'-[(3,3-dimethyl-2-oxo-1-pyrrolidinyl)methyl][1,1'-biphenyl]-2-sulfonamide
    —— (4aR,6R,8aS)-8a-(2,4-difluorophenyl)-6-(2-fluoro-5-methylphenyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-2-amine 1622328-04-4 C20H19F3N2OS
    (4aR,6R,8aS)-8a-(2,4-difluorophenyl)-6-(2-fluoro-5-methylphenyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-2-amine
    —— 4α,5α-dihydroxy-2α,10β,20-triacetoxy-11-taxen-13-one 444307-66-8 C26H38O9
    4α,5α-dihydroxy-2α,10β,20-triacetoxy-11-taxen-13-one
    —— 4-hydroxy-1-(2-hydroxy-5-pyridin-5-yl)-phenyl-2-methylbutan-1-one 1345020-30-5 C16H17NO3
    4-hydroxy-1-(2-hydroxy-5-pyridin-5-yl)-phenyl-2-methylbutan-1-one
    —— 4-pent-4-enylisoquinoline 81698-88-6 C14H15N
    4-pent-4-enylisoquinoline
    —— 4-((S)-3-(((S)-1-((5-(benzylcarbamoyl)-3'-cyano-[1,1'-biphenyl]-3-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-2-(4-cyanobenzamido)-3-oxopropyl)phenyl N,N,N',N'-tetramethylphosphordiamidate 1283116-96-0 C48H51N8O6P
    4-((S)-3-(((S)-1-((5-(benzylcarbamoyl)-3'-cyano-[1,1'-biphenyl]-3-yl)amino)-4-methyl-1-oxopentan-2-yl)amino)-2-(4-cyanobenzamido)-3-oxopropyl)phenyl N,N,N',N'-tetramethylphosphordiamidate
    —— 4-((1R,1'R,3r,3'R,5S,5'S)-[3,9'-bi(9'-azabicyclo[3.3.1]nonan)]-3'-yl)-3-oxo-3,4-dihydroquinoxaline-2-carbohydrazide 1555932-73-4 C26H35N5O2
    4-((1R,1'R,3r,3'R,5S,5'S)-[3,9'-bi(9'-azabicyclo[3.3.1]nonan)]-3'-yl)-3-oxo-3,4-dihydroquinoxaline-2-carbohydrazide
    —— 4-hydroxy-3-methyl-6-nitro-3,4-dihydro-benzo[e][1,3]oxazin-2-one 951-32-6 C9H8N2O5
    4-hydroxy-3-methyl-6-nitro-3,4-dihydro-benzo[e][1,3]oxazin-2-one
    —— 4-diethoxymethyl-6-methoxymethyl-pyrimidin-2-ylamine 90392-02-2 C11H19N3O3
    4-diethoxymethyl-6-methoxymethyl-pyrimidin-2-ylamine
    —— 4-(3-(bis(3-(trifluoromethyl)phenyl)methoxy)-1,2,4-triazin-6-yl)-2,6-dibromophenol 1191247-06-9 C24H13Br2F6N3O2
    4-(3-(bis(3-(trifluoromethyl)phenyl)methoxy)-1,2,4-triazin-6-yl)-2,6-dibromophenol
    —— {[4-hydroxy-3-methyl-7-phenyl-isoxazolo[5,4-c]pyridine-5-carbonyl]-amino}-acetic acid 1160692-99-8 C16H13N3O5
    {[4-hydroxy-3-methyl-7-phenyl-isoxazolo[5,4-c]pyridine-5-carbonyl]-amino}-acetic acid
    —— 4-(5-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-piperazine-1-carboxylic acid (3,5-dimethoxy-phenyl)-amide 1116570-75-2 C20H24N6O3
    4-(5-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-piperazine-1-carboxylic acid (3,5-dimethoxy-phenyl)-amide
    —— 4-acetyl-3-hydroxy-1-phenethyl-5-pyridin-2-yl-1,5-dihydro-2H-pyrrol-2-one 1235711-00-8 C19H18N2O3
    4-acetyl-3-hydroxy-1-phenethyl-5-pyridin-2-yl-1,5-dihydro-2H-pyrrol-2-one
    —— [4-[(2S)-3-[[(3S,6S,10aS)-3-[[(2S)-1-(benzylamino)-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]carbamoyl]-5-oxo-2,3,6,7,8,9,10,10a-octahydro-1H-pyrrolo[1,2-a]azocin-6-yl]amino]-2-(hexadecanoylamino)-3-oxopropyl]phenyl] dihydrogen phosphate 1220952-12-4 C49H72N7O9P
    [4-[(2S)-3-[[(3S,6S,10aS)-3-[[(2S)-1-(benzylamino)-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]carbamoyl]-5-oxo-2,3,6,7,8,9,10,10a-octahydro-1H-pyrrolo[1,2-a]azocin-6-yl]amino]-2-(hexadecanoylamino)-3-oxopropyl]phenyl] dihydrogen phosphate
    —— 4-([4-(6H-imidazo[1,5-a]pyrrolo[2,3-e]pyrazin-1-yl)cubanyl]methoxy)benzonitrile 1310722-01-0 C24H17N5O
    4-([4-(6H-imidazo[1,5-a]pyrrolo[2,3-e]pyrazin-1-yl)cubanyl]methoxy)benzonitrile
    —— 4,6-Dihydroxy-1H-indazole 885518-73-0 C7H6N2O2
    4,6-Dihydroxy-1H-indazole
    —— 4-(4-(4-(dimethylamino)phenyl)-5-mercapto-4H-1,2,4-triazol-3-yl)-6-isopropylbenzene-1,3-diol hydrochloride 1050501-04-6 C19H22N4O2S*ClH
    4-(4-(4-(dimethylamino)phenyl)-5-mercapto-4H-1,2,4-triazol-3-yl)-6-isopropylbenzene-1,3-diol hydrochloride
    —— (4-(4-((1-(quinolin-2-yl)azetidin-3-yl)oxy)pyrimidin-2-yl)phenyl)methanol 1350605-02-5 C23H20N4O2
    (4-(4-((1-(quinolin-2-yl)azetidin-3-yl)oxy)pyrimidin-2-yl)phenyl)methanol
    —— 4-chloro-6-((2-(3-((((1-ethylpyrazol-4-yl)methyl)amino)methyl)phenyl)pyrrolidin-1-yl)carbonyl)benzene-1,3-diol 1023887-07-1 C24H27ClN4O3
    4-chloro-6-((2-(3-((((1-ethylpyrazol-4-yl)methyl)amino)methyl)phenyl)pyrrolidin-1-yl)carbonyl)benzene-1,3-diol
    —— [4-(2,6-Dimethylphenyl)thiophen-2-yl]methanol 955931-06-3 C13H14OS
    [4-(2,6-Dimethylphenyl)thiophen-2-yl]methanol
    —— 4-[{[5-(6-fluoro-2-pyridinyl)-1,3,4-oxadiazol-2-yl]methyl}(2,2,2-trifluoroethyl)amino]-2-(trifluoromethyl)benzonitrile 916809-88-6 C18H10F7N5O
    4-[{[5-(6-fluoro-2-pyridinyl)-1,3,4-oxadiazol-2-yl]methyl}(2,2,2-trifluoroethyl)amino]-2-(trifluoromethyl)benzonitrile
    —— 4-Amino-5-iodopyrrolo[2,1-f][1,2,4]triazine 1083163-97-6 C6H5IN4
    4-Amino-5-iodopyrrolo[2,1-f][1,2,4]triazine
    —— 4-bromo-2,2,5,5-tetramethylcyclohexane-1,3-dione 42221-72-7 C10H15BrO2
    4-bromo-2,2,5,5-tetramethylcyclohexane-1,3-dione
    —— 4-(3-tert-butoxycarbonylamino-propyl)-5-oxo-2-(4-methoxyphenyl)-4,5-dihydrooxazole-4-carboxylic acid benzyl ester 876337-15-4 C26H30N2O7
    4-(3-tert-butoxycarbonylamino-propyl)-5-oxo-2-(4-methoxyphenyl)-4,5-dihydrooxazole-4-carboxylic acid benzyl ester
    —— 4-tert.-Amyl-guajacol-3-dimethylamino-propylaether 93811-94-0 C17H29NO2
    4-tert.-Amyl-guajacol-3-dimethylamino-propylaether
    —— 4-butyl-1-(3-chloro-2-methylphenyl)-5-methylene-2-oxo-2,5-dihydro-1H-pyrrole-3-carbonitrile 1032185-31-1 C17H17ClN2O
    4-butyl-1-(3-chloro-2-methylphenyl)-5-methylene-2-oxo-2,5-dihydro-1H-pyrrole-3-carbonitrile
    —— 4-[2-(3-carboxypropoxy)ethyl]piperidine-1-carboxylic acid tert-butyl ester 252985-86-7 C16H29NO5
    4-[2-(3-carboxypropoxy)ethyl]piperidine-1-carboxylic acid tert-butyl ester
    —— 4-tert.-Butyl-6-α-naphthylmethyl-guajacol 95164-53-7 C22H24O2
    4-tert.-Butyl-6-α-naphthylmethyl-guajacol