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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-hydroxy-7-methoxy-8-methyl-2-isopropoxyquinoline 1309888-66-1 C14H17NO3
    4-hydroxy-7-methoxy-8-methyl-2-isopropoxyquinoline
    —— 4-(5'-(4''-(N-BOC-amino)piperidin-1''-yl)benzimidazol-2'-yl)-2-nitroaniline 1339046-29-5 C23H28N6O4
    4-(5'-(4''-(N-BOC-amino)piperidin-1''-yl)benzimidazol-2'-yl)-2-nitroaniline
    —— 4-Chloro-2-(4-chlorophenyl)-6-methylpyridazin-3(2h)-one 6306-13-4 C11H8Cl2N2O
    4-Chloro-2-(4-chlorophenyl)-6-methylpyridazin-3(2h)-one
    —— 4-mercapto-1-[4-(4'-ethoxyphenoxy)benzyl]pyrrolidin-2-one 262287-98-9 C19H21NO3S
    4-mercapto-1-[4-(4'-ethoxyphenoxy)benzyl]pyrrolidin-2-one
    —— 4-{[4-bromo-3-(trifluoromethyl)phenyl]methylidene}-1-(2,2-dimethylpropanoyl)piperidine 1426805-01-7 C18H21BrF3NO
    4-{[4-bromo-3-(trifluoromethyl)phenyl]methylidene}-1-(2,2-dimethylpropanoyl)piperidine
    —— 4-oxo-4-(2-oxo-2-phenylethoxy)butanoic acid 108724-71-6 C12H12O5
    4-oxo-4-(2-oxo-2-phenylethoxy)butanoic acid
    —— 4-(4-ethylpiperazin-1-yl)benzene-1,2-diamine 881374-02-3 C12H20N4
    4-(4-ethylpiperazin-1-yl)benzene-1,2-diamine
    —— 4-triethylsiloxy-3-penten-2-one 17963-47-2 C11H22O2Si
    4-triethylsiloxy-3-penten-2-one
    —— 4-chloro-N-cyclopropyl-3-(1-(2,6-difluorophenyl)-7-methyl-6-oxo-6,7-dihydro-1H-pyrazolo[3,4-b]pyridin-5-yl)benzamide 1080572-19-5 C23H17ClF2N4O2
    4-chloro-N-cyclopropyl-3-(1-(2,6-difluorophenyl)-7-methyl-6-oxo-6,7-dihydro-1H-pyrazolo[3,4-b]pyridin-5-yl)benzamide
    —— 4-[4-(4-Benzyloxycarbonylaminobutyl)phenoxy]-2-tert-butoxycarbonylamino-butyric acid methyl ester 876131-16-7 C28H38N2O7
    4-[4-(4-Benzyloxycarbonylaminobutyl)phenoxy]-2-tert-butoxycarbonylamino-butyric acid methyl ester
    —— 4-{[4-bromo-3-(trifluoromethyl)phenyl]methylidene}-1-(3,3-dimethylbutanoyl)piperidine 1426805-03-9 C19H23BrF3NO
    4-{[4-bromo-3-(trifluoromethyl)phenyl]methylidene}-1-(3,3-dimethylbutanoyl)piperidine
    —— (4R)-4-[(4-methoxyphenyl)methoxy]-5-phenylmethoxypentan-1-ol 338974-39-3 C20H26O4
    (4R)-4-[(4-methoxyphenyl)methoxy]-5-phenylmethoxypentan-1-ol
    —— 4-{2-[(6-isopropoxypyrimidin-4-yl)methylamino]ethoxy}benzaldehyde 869639-18-9 C17H21N3O3
    4-{2-[(6-isopropoxypyrimidin-4-yl)methylamino]ethoxy}benzaldehyde
    —— 4,4′- (1,2-phenylenebis(azanediyl)bis(phenylmethanylylidene))bis(3-methyl-1-phenyl-1H-pyrazol-5(4H)-one) 710979-11-6 C40H32N6O2
    4,4′- (1,2-phenylenebis(azanediyl)bis(phenylmethanylylidene))bis(3-methyl-1-phenyl-1H-pyrazol-5(4H)-one)
    —— (4R)-3-[(2R,3R)-3-hydroxy-5-phenyl-2-(phenylmethoxy)pentanoyl]-4-benzyl-1,3-oxazolidin-2-one 862423-77-6 C28H29NO5
    (4R)-3-[(2R,3R)-3-hydroxy-5-phenyl-2-(phenylmethoxy)pentanoyl]-4-benzyl-1,3-oxazolidin-2-one
    —— [(4-Aminophenyl)amino]acetonitrile 6306-44-1 C8H9N3
    [(4-Aminophenyl)amino]acetonitrile
    —— 4-methyl-N-(piperidin-1-yl)benzamide 5454-88-6 C13H18N2O
    4-methyl-N-(piperidin-1-yl)benzamide
    —— 4-(2-bromophenoxy)-tetrahydro-2H-pyran 494773-65-8 C11H13BrO2
    4-(2-bromophenoxy)-tetrahydro-2H-pyran
    —— 4-chloro-3-(8-(2,4-difluorophenyl)-1-methyl-2-oxo-1,2-dihydropyrido[3,2-d]pyridazin-3-yl)benzoic acid 1214882-15-1 C21H12ClF2N3O3
    4-chloro-3-(8-(2,4-difluorophenyl)-1-methyl-2-oxo-1,2-dihydropyrido[3,2-d]pyridazin-3-yl)benzoic acid
    —— 4-bromo-5,6-difluoroquinoline 1215770-44-7 C9H4BrF2N
    4-bromo-5,6-difluoroquinoline
    —— 4-methyl-1-[2-oxo-2-(5,6,7,8-tetrahydro-naphthalen-2-yl)-ethyl]-pyridinium bromide 1214884-62-4 Br*C18H20NO
    4-methyl-1-[2-oxo-2-(5,6,7,8-tetrahydro-naphthalen-2-yl)-ethyl]-pyridinium bromide
    —— 4-(5-benzyloxy-2-fluoro-4-methylphenoxy)-6-methoxy-7-(2-methoxyethoxy)cinnoline 197359-51-6 C26H25FN2O5
    4-(5-benzyloxy-2-fluoro-4-methylphenoxy)-6-methoxy-7-(2-methoxyethoxy)cinnoline
    —— 4-nitrophenyl (2S,3S,4S)-2-azido-4-(4-tert-butyldimethylsilyloxyphenyl)-4-tert-butyldiphenylsilyloxy-3-methylbutanoate 131068-86-5 C39H48N4O6Si2
    4-nitrophenyl (2S,3S,4S)-2-azido-4-(4-tert-butyldimethylsilyloxyphenyl)-4-tert-butyldiphenylsilyloxy-3-methylbutanoate
    —— (4R)-4-benzyl-3-[(2R,3S,4S)-5-[tert-butyl(diphenyl)silyl]oxy-3-hydroxy-4-methyl-2-phenylmethoxypentanoyl]-1,3-oxazolidin-2-one 1190618-84-8 C39H45NO6Si
    (4R)-4-benzyl-3-[(2R,3S,4S)-5-[tert-butyl(diphenyl)silyl]oxy-3-hydroxy-4-methyl-2-phenylmethoxypentanoyl]-1,3-oxazolidin-2-one
    —— 4-acetoxybenzo<1,2-b:4,5-b'>dithiophene 31937-00-5 C12H8O2S2
    4-acetoxybenzo<1,2-b:4,5-b'>dithiophene
    —— 4-chloro-7-ethoxy-1,5-naphthyridine 952059-76-6 C10H9ClN2O
    4-chloro-7-ethoxy-1,5-naphthyridine
    —— 4-aminothieno[3,2-d]pyrimidine-7-carboxylic acid [2-fluoro-3-(propane-1-sulfonylamino)phenyl]amide 1269666-39-8 C16H16FN5O3S2
    4-aminothieno[3,2-d]pyrimidine-7-carboxylic acid [2-fluoro-3-(propane-1-sulfonylamino)phenyl]amide
    —— (4-Oxo-2,3-dihydro-1,4-dithiin-5-yl)methanol 1257249-06-1 C5H8O2S2
    (4-Oxo-2,3-dihydro-1,4-dithiin-5-yl)methanol
    —— 4-(4-bromo-2-fluoroanilino)-6-methoxy-7-(2-methoxyethoxy)cinnoline 746587-17-7 C18H17BrFN3O3
    4-(4-bromo-2-fluoroanilino)-6-methoxy-7-(2-methoxyethoxy)cinnoline
    —— 4-bromo-3-naphthalen-2-ylmethyl-1H-indole 1202712-68-2 C19H14BrN
    4-bromo-3-naphthalen-2-ylmethyl-1H-indole
    —— 4-N-(3-aminophenyl)-6-N-[2-(4-aminophenyl)ethyl]-2-N-cyclopropyl-1,3,5-triazine-2,4,6-triamine 878202-47-2 C20H24N8
    4-N-(3-aminophenyl)-6-N-[2-(4-aminophenyl)ethyl]-2-N-cyclopropyl-1,3,5-triazine-2,4,6-triamine
    —— [4-(4-amino-3-fluorophenoxy)-7-methoxyquinolin-6-yl]carbamic acid benzyl ester 417722-51-1 C24H20FN3O4
    [4-(4-amino-3-fluorophenoxy)-7-methoxyquinolin-6-yl]carbamic acid benzyl ester
    —— 4-Methoxybenzenecarboximidamide-(hydroxyimino)propanedinitrile(1:1) 6936-54-5 C11H11N5O2
    4-Methoxybenzenecarboximidamide-(hydroxyimino)propanedinitrile(1:1)
    —— 4-(3-hydroxy-4-methylphenoxy)-6-methoxy-7-(2-methoxyethoxy)cinnoline 197359-57-2 C19H20N2O5
    4-(3-hydroxy-4-methylphenoxy)-6-methoxy-7-(2-methoxyethoxy)cinnoline
    —— 4-chloro-2-(trifluoromethoxy)phenyl trifluoromethanesulfonate 1426805-29-9 C8H3ClF6O4S
    4-chloro-2-(trifluoromethoxy)phenyl trifluoromethanesulfonate
    —— 4-{[4-bromo-3-(trifluoromethyl)phenyl]methylidene}-1-(1-methylethyl)piperidine 1426805-05-1 C16H19BrF3N
    4-{[4-bromo-3-(trifluoromethyl)phenyl]methylidene}-1-(1-methylethyl)piperidine
    —— (4-chlorophenyl) (1,2,3,4-tetrahydro-9H-carbazol-9-yl) methanone 349614-07-9 C19H16ClNO
    (4-chlorophenyl) (1,2,3,4-tetrahydro-9H-carbazol-9-yl) methanone
    —— 4-{4-[2-(tert-butyldimethylsilanyloxy)ethoxy]phenyl}-5-[(2-chloro-3-trifluoromethylbenzyl)cyclopropylcarbamoyl]-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester 642487-50-1 C36H48ClF3N2O5Si
    4-{4-[2-(tert-butyldimethylsilanyloxy)ethoxy]phenyl}-5-[(2-chloro-3-trifluoromethylbenzyl)cyclopropylcarbamoyl]-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester
    —— 4-[(2-bromophenyl)oxy]-1-methylpiperidine 494774-24-2 C12H16BrNO
    4-[(2-bromophenyl)oxy]-1-methylpiperidine
    —— 4-{4-[2-(tert-butyldimethylsilanyloxy)ethoxy]phenyl}-5,6-dihydro-2H-pyridine-1,3-dicarboxylic acid 1-tert-butyl ester 642487-49-8 C25H39NO6Si
    4-{4-[2-(tert-butyldimethylsilanyloxy)ethoxy]phenyl}-5,6-dihydro-2H-pyridine-1,3-dicarboxylic acid 1-tert-butyl ester
    —— 4-phenyl-6H-pyrazolo[3,4-c]isothiazole-3-carboxamide 1603826-70-5 C11H8N4OS
    4-phenyl-6H-pyrazolo[3,4-c]isothiazole-3-carboxamide
    —— 4-(2,4-difluoro-phenyl)-1,3-dihydro-indol-2-one 442563-15-7 C14H9F2NO
    4-(2,4-difluoro-phenyl)-1,3-dihydro-indol-2-one
    —— 4-Methylmercapto-3-formyl-thiophen 88511-85-7 C6H6OS2
    4-Methylmercapto-3-formyl-thiophen
    —— 4-(2-methyl-5-(5-neopentyl-1H-1,2,4-triazol-3-yl)phenylsulfonyl)morpholine 1123297-00-6 C18H26N4O3S
    4-(2-methyl-5-(5-neopentyl-1H-1,2,4-triazol-3-yl)phenylsulfonyl)morpholine
    —— (4S,5S)-4-Benzyl-5-[(S)-2-benzyl-3-oxo-4-((R)-1-oxo-1,2,3,4-tetrahydro-isoquinolin-4-yl)-2,3-dihydro-1H-pyrrol-2-ylmethyl]-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 536972-31-3 C38H43N3O5
    (4S,5S)-4-Benzyl-5-[(S)-2-benzyl-3-oxo-4-((R)-1-oxo-1,2,3,4-tetrahydro-isoquinolin-4-yl)-2,3-dihydro-1H-pyrrol-2-ylmethyl]-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester
    —— 4-{4-[3-(2-Chloro-3,6-difluoro-phenyl)-isoxazol-5-ylmethoxy]-phenyl}-5-{[5-chloro-2-(3-methoxy-propyl)-pyridin-4-ylmethyl]-cyclopropyl-carbamoyl}-3,6-dihydro-2H-pyridine-1-carboxylic Acid tert-butyl Ester 946003-55-0 C40H42Cl2F2N4O6
    4-{4-[3-(2-Chloro-3,6-difluoro-phenyl)-isoxazol-5-ylmethoxy]-phenyl}-5-{[5-chloro-2-(3-methoxy-propyl)-pyridin-4-ylmethyl]-cyclopropyl-carbamoyl}-3,6-dihydro-2H-pyridine-1-carboxylic Acid tert-butyl Ester
    —— 4-Acetylamino-3-(carbamoyl-phenylsulfanyl-methyl)-benzoic acid methyl ester 199535-13-2 C18H18N2O4S
    4-Acetylamino-3-(carbamoyl-phenylsulfanyl-methyl)-benzoic acid methyl ester
    —— 4-Amino-3-(carbamoyl-phenylsulfanyl-methyl)-benzoic acid methyl ester 199535-12-1 C16H16N2O3S
    4-Amino-3-(carbamoyl-phenylsulfanyl-methyl)-benzoic acid methyl ester
    —— 4-amino-2-(cyclopropylcarbamoyl)phenyl methanesulfonate 1430097-23-6 C11H14N2O4S
    4-amino-2-(cyclopropylcarbamoyl)phenyl methanesulfonate
    —— 4-Chloro-2-(2-chloro-phenyl)-1H-imidazo[4,5-c]pyridine 77712-91-5 C12H7Cl2N3
    4-Chloro-2-(2-chloro-phenyl)-1H-imidazo[4,5-c]pyridine