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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(tetrahydrofuran-2-ylamino)pyrimidin-2(1H)-one 1418133-61-5 C8H11N3O2
    4-(tetrahydrofuran-2-ylamino)pyrimidin-2(1H)-one
    —— 4'-fluoro-5'-isopropyl-2'-methoxy-4-(trifluoromethyl)biphenyl-2-carbonitrile 1383676-71-8 C18H15F4NO
    4'-fluoro-5'-isopropyl-2'-methoxy-4-(trifluoromethyl)biphenyl-2-carbonitrile
    —— 4-amino-7-(β-D-ribofuranosyl)pyrrolo<2,3-d>pyrimidine-5-carboxy-L-glutamic acid-α-L-arginine amide 117175-64-1 C23H34N10O9
    4-amino-7-(β-D-ribofuranosyl)pyrrolo<2,3-d>pyrimidine-5-carboxy-L-glutamic acid-α-L-arginine amide
    —— 4-amino-7-(β-D-ribofuranosyl)pyrrolo<2,3-d>pyrimidine-5-carboxyglycine ethyl ester 117175-71-0 C16H21N5O7
    4-amino-7-(β-D-ribofuranosyl)pyrrolo<2,3-d>pyrimidine-5-carboxyglycine ethyl ester
    —— 4-chloro-N'-(1-phenylpropylidene)-2-{2-[2-(1-phenylpropylidene)hydrazinecarbonyl]phenylamino}benzohydrazide 1422064-55-8 C32H30ClN5O2
    4-chloro-N'-(1-phenylpropylidene)-2-{2-[2-(1-phenylpropylidene)hydrazinecarbonyl]phenylamino}benzohydrazide
    —— 4-(2,5-dimethoxyphenyl)-1,4-dimethyl-1,2,3,4-tetrahydropyridine 1433190-48-7 C15H21NO2
    4-(2,5-dimethoxyphenyl)-1,4-dimethyl-1,2,3,4-tetrahydropyridine
    —— 4-(2-bromo-9,10-dihydro-1-thiabenzo[f]-azulen-4-ylidene)-1-methylpiperidine 1176736-68-7 C19H20BrNS
    4-(2-bromo-9,10-dihydro-1-thiabenzo[f]-azulen-4-ylidene)-1-methylpiperidine
    —— 4-Amino-1-((4aR,7S,8aS)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl)-1H-pyrimidin-2-one 152613-24-6 C17H19N3O4
    4-Amino-1-((4aR,7S,8aS)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl)-1H-pyrimidin-2-one
    —— ((4-(5-(p-tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)phenyl)thio)methyl acetate 190711-63-8 C20H17F3N2O2S
    ((4-(5-(p-tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)phenyl)thio)methyl acetate
    —— 4-[3α,17β-bis(acetyloxy)-2β-(4-hydroxy-1-piperidinyl)-5α-androstan-16β-yl]-1,1-dimethylpiperazinium bromide 159325-36-7 Br*C34H58N3O5
    4-[3α,17β-bis(acetyloxy)-2β-(4-hydroxy-1-piperidinyl)-5α-androstan-16β-yl]-1,1-dimethylpiperazinium bromide
    —— 4'-Benzyloxy-5-hydroxy-7-methoxy-flavon-3-O-octa-O-acetyl-<O-α-L-rhamnopyranosyl-(1-4)-O-α-L-rhamnopyranosyl-(1-6)>-β-D-galaktopyranosid 83332-27-8 C57H64O27
    4'-Benzyloxy-5-hydroxy-7-methoxy-flavon-3-O-octa-O-acetyl-<O-α-L-rhamnopyranosyl-(1-4)-O-α-L-rhamnopyranosyl-(1-6)>-β-D-galaktopyranosid
    —— 4-(N-Methylsulfonyl-N-isopropyl)amino-2,2,6-trimethylchroman 199586-10-2 C16H25NO3S
    4-(N-Methylsulfonyl-N-isopropyl)amino-2,2,6-trimethylchroman
    —— 4-[3-(N-Glycyl-N-methylamino)-2,6-dichlorobenzyloxy]-1-benzyl-2-methyl-1H-benzimidazole 177476-89-0 C25H24Cl2N4O2
    4-[3-(N-Glycyl-N-methylamino)-2,6-dichlorobenzyloxy]-1-benzyl-2-methyl-1H-benzimidazole
    —— 4-(5-chloro-1,4-benzoxathian-8-oyl)-5-cyclopropylisoxazole 225386-87-8 C15H12ClNO3S
    4-(5-chloro-1,4-benzoxathian-8-oyl)-5-cyclopropylisoxazole
    —— 4-Hydrazino-5-hydroxy-10-phenyl-2H-benzo[g]phthalazin-1-one 82235-99-2 C18H14N4O2
    4-Hydrazino-5-hydroxy-10-phenyl-2H-benzo[g]phthalazin-1-one
    —— 4-(4-(4-(1H-phenanthro[9,10-d]imidazol-2-yl)phenoxy)butyl)morpholine 1622093-48-4 C29H29N3O2
    4-(4-(4-(1H-phenanthro[9,10-d]imidazol-2-yl)phenoxy)butyl)morpholine
    —— (4S)-3-benzyl-4-[(3aR,6S,6aR)-6-(benzyloxy)-2,2-dimethyltetrahydrofuro[2.3-d][1.3]dioxol-5-yl]-4-(hydroxymethyl)-oxazolidin-2-one 1258426-84-4 C25H29NO7
    (4S)-3-benzyl-4-[(3aR,6S,6aR)-6-(benzyloxy)-2,2-dimethyltetrahydrofuro[2.3-d][1.3]dioxol-5-yl]-4-(hydroxymethyl)-oxazolidin-2-one
    —— 4-(methylthio)-4-phenyl-3-(trifluoromethyl)but-3-en-2-one 1610889-15-0 C12H11F3OS
    4-(methylthio)-4-phenyl-3-(trifluoromethyl)but-3-en-2-one
    —— 4-Bromo-benzoic acid 2-acetyl-4-acetylamino-phenyl ester 484008-64-2 C17H14BrNO4
    4-Bromo-benzoic acid 2-acetyl-4-acetylamino-phenyl ester
    —— 4-dimethylamino-benzaldehyde (5-butyl-4-oxo-thiazolidin-2-ylidene)-hydrazone 101275-93-8 C16H22N4OS
    4-dimethylamino-benzaldehyde (5-butyl-4-oxo-thiazolidin-2-ylidene)-hydrazone
    —— 4-((5-ethoxy-2-fluoro-3-isopropoxyphenyl)(1H-pyrazol-3-yl)methylamino)benzonitrile 891842-98-1 C22H23FN4O2
    4-((5-ethoxy-2-fluoro-3-isopropoxyphenyl)(1H-pyrazol-3-yl)methylamino)benzonitrile
    —— 4-(3-cyano-9-dimethylsulfamoyl-6,6-dimethyl-11-oxo-6,11-dihydro-5H-benzo[b]carbazol-8-yl)-piperazine-1-carboxylic acid tert-butyl ester 1256578-76-3 C30H35N5O5S
    4-(3-cyano-9-dimethylsulfamoyl-6,6-dimethyl-11-oxo-6,11-dihydro-5H-benzo[b]carbazol-8-yl)-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-deacetyl-4-(4-carboxybutanoyl)-3'-desphenyl-3'-(m-hydroxyphenyl)-7-TES-2'-TIPS-paclitaxel 817207-65-1 C65H89NO17Si2
    4-deacetyl-4-(4-carboxybutanoyl)-3'-desphenyl-3'-(m-hydroxyphenyl)-7-TES-2'-TIPS-paclitaxel
    —— 4-(2'-tert-butyl-dimethylsilyloxymethyl)tetrahydrofurfuryl aldehyde 1116614-43-7 C12H24O3Si
    4-(2'-tert-butyl-dimethylsilyloxymethyl)tetrahydrofurfuryl aldehyde
    —— 4-amino-5-cyano-7-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)pyrrolo<2,3-d>pyrimidine 74098-09-2 C18H19N5O7
    4-amino-5-cyano-7-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)pyrrolo<2,3-d>pyrimidine
    —— (4R,6R)-6-[(3S,8S,9S,10R,13R,14S,17R)-10,13-Dimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-hept-2-yn-4-ol 101906-49-4 C31H48O3
    (4R,6R)-6-[(3S,8S,9S,10R,13R,14S,17R)-10,13-Dimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-hept-2-yn-4-ol
    —— 4-((2-hydroxyphenyl)diazenyl)-2,6-dinitrosobenzene-1,3-diol 1599472-75-9 C12H8N4O5
    4-((2-hydroxyphenyl)diazenyl)-2,6-dinitrosobenzene-1,3-diol
    —— 4-(((4'-(tert-butyl)-[1,1'-biphenyl]-4-yl)(4-(4'-chloro-2'-methyl-[1,1'-biphenyl]-4-yl)thiazol-2-yl)amino)methyl)benzoic acid 1208223-16-8 C40H35ClN2O2S
    4-(((4'-(tert-butyl)-[1,1'-biphenyl]-4-yl)(4-(4'-chloro-2'-methyl-[1,1'-biphenyl]-4-yl)thiazol-2-yl)amino)methyl)benzoic acid
    —— 4-[(E)-(5,6-Dihydro-5,5-dimethyl-8-(1-methyl-1-ethane-thio)-2-naphthalenyl)ethenyl]benzoic acid 262362-40-3 C24H26O2S
    4-[(E)-(5,6-Dihydro-5,5-dimethyl-8-(1-methyl-1-ethane-thio)-2-naphthalenyl)ethenyl]benzoic acid
    —— (4bR,10aR)-5-Hydroxy-2-methoxy-4b,10a-dimethyl-4b,10a-dihydro-5H-benzo[b]fluorene-10,11-dione 85749-64-0 C20H18O4
    (4bR,10aR)-5-Hydroxy-2-methoxy-4b,10a-dimethyl-4b,10a-dihydro-5H-benzo[b]fluorene-10,11-dione
    —— (+-)-4t-benzo[1,3]dioxol-5-yl-1,3r-diphenyl-azetidin-2-one 112991-87-4 C22H17NO3
    (+-)-4t-benzo[1,3]dioxol-5-yl-1,3r-diphenyl-azetidin-2-one
    —— 4-(2-acetoxyethyl)-3-methoxy-5-phthalimidomethylisoxazole 143885-52-3 C17H16N2O6
    4-(2-acetoxyethyl)-3-methoxy-5-phthalimidomethylisoxazole
    —— 4α-isocyanato-11β,15β-dihydroxykaur-16-ene 1391633-67-2 C20H29NO3
    4α-isocyanato-11β,15β-dihydroxykaur-16-ene
    —— 4-((7S)-3-methyl-2,4-dioxo-lj3-diazaspiro[4.4]nonan-7-yl)benzonitrile 1036391-69-1 C15H15N3O2
    4-((7S)-3-methyl-2,4-dioxo-lj3-diazaspiro[4.4]nonan-7-yl)benzonitrile
    —— 4-(4-chloro-benzofuran-3-ylmethoxy)-1H-indole-2-carboxylic acid 863251-02-9 C18H12ClNO4
    4-(4-chloro-benzofuran-3-ylmethoxy)-1H-indole-2-carboxylic acid
    —— 4-(5-methoxy-benzofuran-3-ylmethoxy)-1H-indole-2-carboxylic acid 863251-21-2 C19H15NO5
    4-(5-methoxy-benzofuran-3-ylmethoxy)-1H-indole-2-carboxylic acid
    —— 4-[(2,4-dichlorophenyl)methylamino]-N-ethyl-2-[4-(2-pyrrolidin-1-ylethyl)piperidin-1-yl]thieno[2,3-d]pyrimidine-6-carboxamide 939975-56-1 C27H34Cl2N6OS
    4-[(2,4-dichlorophenyl)methylamino]-N-ethyl-2-[4-(2-pyrrolidin-1-ylethyl)piperidin-1-yl]thieno[2,3-d]pyrimidine-6-carboxamide
    —— (4S)-4-[(furan-2-yl)methyl]azetidin-2-one 250135-56-9 C8H9NO2
    (4S)-4-[(furan-2-yl)methyl]azetidin-2-one
    —— (-)-(4S,2"R)-1'[(6-Cyano-1,2,3,4-tetrahydronaphthalene)-2-yl]-3,4-dihydro-6-methanesulfonamido-4-[2-(phenylsulfonyl)acetamido]spiro(2H-1-benzopyran-2,4'-piperidine)hydrochloride 159384-92-6 C33H36N4O6S2*ClH
    (-)-(4S,2"R)-1'[(6-Cyano-1,2,3,4-tetrahydronaphthalene)-2-yl]-3,4-dihydro-6-methanesulfonamido-4-[2-(phenylsulfonyl)acetamido]spiro(2H-1-benzopyran-2,4'-piperidine)hydrochloride
    —— (4-Hydroxy-phenyl)-{2-oxo-3-[2-(3-phenyl-propionylamino)-2-thiophen-2-yl-acetylamino]-azetidin-1-yl}-acetic acid 75270-47-2 C26H25N3O6S
    (4-Hydroxy-phenyl)-{2-oxo-3-[2-(3-phenyl-propionylamino)-2-thiophen-2-yl-acetylamino]-azetidin-1-yl}-acetic acid
    —— 4,4,4',4'-tetrakis-acetoxymethyl-3,3'-oxalyl-bis-oxazolidine 35627-39-5 C20H28N2O12
    4,4,4',4'-tetrakis-acetoxymethyl-3,3'-oxalyl-bis-oxazolidine
    —— 4-[3-(4-Isothiocyanato-phenyl)-[1,2,4]oxadiazol-5-yl]-pyridine 54609-07-3 C14H8N4OS
    4-[3-(4-Isothiocyanato-phenyl)-[1,2,4]oxadiazol-5-yl]-pyridine
    —— 4-[(2,4-dichloro-phenyl)-(2,4-dichloro-phenylhydrazono)-methyl]-morpholine 36584-28-8 C17H15Cl4N3O
    4-[(2,4-dichloro-phenyl)-(2,4-dichloro-phenylhydrazono)-methyl]-morpholine
    —— (4-Hydroxy-phenyl)-{3-[3-(imino-phenylacetylamino-methyl)-ureido]-2-oxo-azetidin-1-yl}-acetic acid 59511-96-5 C21H21N5O6
    (4-Hydroxy-phenyl)-{3-[3-(imino-phenylacetylamino-methyl)-ureido]-2-oxo-azetidin-1-yl}-acetic acid
    —— 4-[3-(6<i>H</i>-dibenzo[<i>b</i>,<i>e</i>]thiepin-11-ylidene)-propyl]-morpholine 1662-83-5 C21H23NOS
    4-[3-(6<i>H</i>-dibenzo[<i>b</i>,<i>e</i>]thiepin-11-ylidene)-propyl]-morpholine
    —— 4-(p-hydroxyphenyl)-3-(p-chlorobenzyl)chroman 76285-78-4 C22H19ClO2
    4-(p-hydroxyphenyl)-3-(p-chlorobenzyl)chroman
    —— (4R)-4-decyl-2-hydroxy-3,4-dihydropyrano-[3,2-c]-chromen-5(2H)-one 1146770-36-6 C22H30O4
    (4R)-4-decyl-2-hydroxy-3,4-dihydropyrano-[3,2-c]-chromen-5(2H)-one
    —— 4-ethoxymethyl-hepta-1,2-dien-6-yn-4-ol 32852-32-7 C10H14O2
    4-ethoxymethyl-hepta-1,2-dien-6-yn-4-ol
    —— 4-[(N-3-chlorophenylcarbamoyl)piperazin-1-yl]-7-(3,4-dimethylphenyl)pyrido[3,2-d]pyrimidine 897360-24-6 C26H25ClN6O
    4-[(N-3-chlorophenylcarbamoyl)piperazin-1-yl]-7-(3,4-dimethylphenyl)pyrido[3,2-d]pyrimidine
    —— 4-Chloro-N-{6-[(pyridin-2-ylmethyl)-amino]-pyridin-3-yl}-benzamide 21630-54-6 C18H15ClN4O
    4-Chloro-N-{6-[(pyridin-2-ylmethyl)-amino]-pyridin-3-yl}-benzamide