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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4,6-Benzyliden-3-O-<N-benzyloxycarbonyl-glycyl>-D-glucose 13650-52-7 C23H25NO9
4,6-Benzyliden-3-O-<N-benzyloxycarbonyl-glycyl>-D-glucose
—— 4-(1-Benzyl-4-piperazin-1-ylpyrazol-3-yl)-6-bromobenzene-1,3-diol 719287-89-5 C20H21BrN4O2
4-(1-Benzyl-4-piperazin-1-ylpyrazol-3-yl)-6-bromobenzene-1,3-diol
—— (4R)-4-ethyl-4-(2-carbamoylethyl)-2-cyclohexen-1-one 122444-64-8 C11H17NO2
(4R)-4-ethyl-4-(2-carbamoylethyl)-2-cyclohexen-1-one
—— 4-pentafluoroethyl-1,3-bis(trifluoromethyl)-5,6,7,8-tetrafluoro-1-chloro-1H-isochromen 1289408-25-8 C13ClF15O
4-pentafluoroethyl-1,3-bis(trifluoromethyl)-5,6,7,8-tetrafluoro-1-chloro-1H-isochromen
—— 4-Chlor-3-sulfamyl-N-<3-methyl-morpholino>-benzoesaeureamid 18477-91-3 C12H16ClN3O4S
4-Chlor-3-sulfamyl-N-<3-methyl-morpholino>-benzoesaeureamid
—— (4aR,6R,8aS)-6-(5-Chloro-pentyloxy)-8-nitro-2-phenyl-4,4a,6,8a-tetrahydro-pyrano[3,2-d][1,3]dioxine 87960-98-3 C18H22ClNO6
(4aR,6R,8aS)-6-(5-Chloro-pentyloxy)-8-nitro-2-phenyl-4,4a,6,8a-tetrahydro-pyrano[3,2-d][1,3]dioxine
—— 4-hydroxy-1-methyl-10,10-dioxo-10λ<sup>6</sup>-thioxanthen-9-one 106038-23-7 C14H10O4S
4-hydroxy-1-methyl-10,10-dioxo-10λ<sup>6</sup>-thioxanthen-9-one
—— 4-[(6-chloro-4-phenylquinazolin-2-yl)amino]-N-[2-methyl-5-(morpholin-4-ylmethyl)phenyl]benzamide 1059734-97-2 C33H30ClN5O2
4-[(6-chloro-4-phenylquinazolin-2-yl)amino]-N-[2-methyl-5-(morpholin-4-ylmethyl)phenyl]benzamide
—— 4-fluoro-4-methyl-5-phenyl-2,4-dihydro-3H-pyrazol-3-one 1246931-23-6 C10H9FN2O
4-fluoro-4-methyl-5-phenyl-2,4-dihydro-3H-pyrazol-3-one
—— 4,4-dimethyl-1,3,5,7-tetramethyl-2,6-diethyl-8H-4-bora-3a,4a-diaza-s-indacene 1219485-12-7 C19H29BN2
4,4-dimethyl-1,3,5,7-tetramethyl-2,6-diethyl-8H-4-bora-3a,4a-diaza-s-indacene
—— 4-hydroxy-1-methyl-1-[4-[7-(4-methylphenyl)-3,4-dihydronaphthalene-2-carboxamido]benzyl]-piperidinium iodide 229003-89-8 C31H35N2O2*I
4-hydroxy-1-methyl-1-[4-[7-(4-methylphenyl)-3,4-dihydronaphthalene-2-carboxamido]benzyl]-piperidinium iodide
—— 4-methoxy-2-(prop-1-enyl)-3-(prop-1-enyloxy)benzaldehyde 863659-55-6 C14H16O3
4-methoxy-2-(prop-1-enyl)-3-(prop-1-enyloxy)benzaldehyde
—— 4,5'-bis(β-carboxypropionamido)dibenzo-18-crown-6 ether 115217-73-7 C28H34N2O12
4,5'-bis(β-carboxypropionamido)dibenzo-18-crown-6 ether
—— 4-chlorobenzaldehyde (E)-N-methyl-N-(5-phenyl-1,2,4-oxadiazol-3-yl)hydrazone 1186228-32-9 C16H13ClN4O
4-chlorobenzaldehyde (E)-N-methyl-N-(5-phenyl-1,2,4-oxadiazol-3-yl)hydrazone
—— 4-Chlor-2',N,N-trimethyl-benzhydrylamin 108896-68-0 C16H18ClN
4-Chlor-2',N,N-trimethyl-benzhydrylamin
—— 4-(4-Antipyrinyl)-1-crotonyliden-3-thiosemicarbazid 93024-35-2 C16H19N5OS
4-(4-Antipyrinyl)-1-crotonyliden-3-thiosemicarbazid
—— 4,7-Epimino-7-oxo-6-methyl-oenanthsaeure-ethylester 90979-31-0 C10H17NO3
4,7-Epimino-7-oxo-6-methyl-oenanthsaeure-ethylester
—— 4-(3-Morpholino-1-phenyl-propyl)-cinnolin 94918-67-9 C21H23N3O
4-(3-Morpholino-1-phenyl-propyl)-cinnolin
—— <4-Methyl-benzyl>-<2-nitro-phenyl>glyoxal 92856-39-8 C16H13NO4
<4-Methyl-benzyl>-<2-nitro-phenyl>glyoxal
—— 4-Hydroxy-2-methylmercapto-6,7-dihydro-imidazo<1,2-a>-1,3,5-triazin 117890-95-6 C6H8N4OS
4-Hydroxy-2-methylmercapto-6,7-dihydro-imidazo<1,2-a>-1,3,5-triazin
—— 4-Aethoxy-β-<3-nitro-anilino>-β-phenyl-propiophenon 96261-79-9 C23H22N2O4
4-Aethoxy-β-<3-nitro-anilino>-β-phenyl-propiophenon
—— 4,4'-thiobis[2,6-dimethyl-4-(p-phenylenesulfanyl)aniline] 1210440-83-7 C28H28N2S3
4,4'-thiobis[2,6-dimethyl-4-(p-phenylenesulfanyl)aniline]
—— 4-[[2-cyano-1-(3-hydroxypropyl)-2-(6-methyl-4-oxo-3,4-dihydroquinazolin-2-yl)vinyl]amino]butanoic acid 1443792-75-3 C19H22N4O4
4-[[2-cyano-1-(3-hydroxypropyl)-2-(6-methyl-4-oxo-3,4-dihydroquinazolin-2-yl)vinyl]amino]butanoic acid
—— 4,5-dimethyl-7,8-diphenylpyrimido[4,5-d]pyridazin-2(1H,3H,7H)-one 1562653-31-9 C20H18N4O
4,5-dimethyl-7,8-diphenylpyrimido[4,5-d]pyridazin-2(1H,3H,7H)-one
—— 4,4-Dimethylpent-2-ynyl 2-[(2-methylpropan-2-yl)oxycarbonylamino]acetate 185322-11-6 C14H23NO4
4,4-Dimethylpent-2-ynyl 2-[(2-methylpropan-2-yl)oxycarbonylamino]acetate
—— 4-Ethoxybenzaldehyde N-(3-chlorophenyl)thiosemicarbazone 769142-64-5 C16H16ClN3OS
4-Ethoxybenzaldehyde N-(3-chlorophenyl)thiosemicarbazone
—— 4-Amino-1-((2R,3R,4R,5R)-3,4-bis-benzyloxy-5-benzyloxymethyl-tetrahydro-furan-2-yl)-3-bromo-1,6-dihydro-pyrrolo[2,3-d]pyridazin-7-one 150885-45-3 C32H31BrN4O5
4-Amino-1-((2R,3R,4R,5R)-3,4-bis-benzyloxy-5-benzyloxymethyl-tetrahydro-furan-2-yl)-3-bromo-1,6-dihydro-pyrrolo[2,3-d]pyridazin-7-one
—— <4,5-3H>(2,3,4,6-tetra-O-acetyl-β-D-1-thio-glucopyranosyl)-4-pentenethiohydroxamic acid 129742-17-2 C19H27NO10S
<4,5-3H>(2,3,4,6-tetra-O-acetyl-β-D-1-thio-glucopyranosyl)-4-pentenethiohydroxamic acid
—— (4aS,6R,9aR)-6-Hydroxymethyl-hexahydro-1,5-dioxa-benzocyclohepten-7-one 196795-19-4 C10H16O4
(4aS,6R,9aR)-6-Hydroxymethyl-hexahydro-1,5-dioxa-benzocyclohepten-7-one
—— 4-[4-[4-(1,3-benzodioxol-5-ylmethylamino)piperidin-1-yl]-1H-pyrazol-5-yl]-6-bromobenzene-1,3-diol 719288-09-2 C22H23BrN4O4
4-[4-[4-(1,3-benzodioxol-5-ylmethylamino)piperidin-1-yl]-1H-pyrazol-5-yl]-6-bromobenzene-1,3-diol
—— 4-cyclohexylidenemethyl-4-hydroxy-2,3-dimethoxy-cyclobut-2-enone 929032-91-7 C13H18O4
4-cyclohexylidenemethyl-4-hydroxy-2,3-dimethoxy-cyclobut-2-enone
—— 4-[5-fluoro-2-oxo-4-(1-oxo-2,3-dihydro-1H-isoindol-5-yl)pyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 1398502-77-6 C19H20FN3O6S
4-[5-fluoro-2-oxo-4-(1-oxo-2,3-dihydro-1H-isoindol-5-yl)pyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide
—— 4-(azetidin-1-yl)-5-[5-(3-fluoro-4-methoxyphenyl)-1-methyl-1H-pyrazol-4-yl]-7-methylimidazo[5,1-f][1,2,4]triazine 1394033-73-8 C20H20FN7O
4-(azetidin-1-yl)-5-[5-(3-fluoro-4-methoxyphenyl)-1-methyl-1H-pyrazol-4-yl]-7-methylimidazo[5,1-f][1,2,4]triazine
—— 4-chloro-3-(2-(imidazo[1,2-b]pyridazin-3-yl)ethynyl)-N-(4-(4-methyl-1H-imidazol-1-yl)-3-(trifluoromethyl)phenyl)benzamide 1542265-40-6 C26H16ClF3N6O
4-chloro-3-(2-(imidazo[1,2-b]pyridazin-3-yl)ethynyl)-N-(4-(4-methyl-1H-imidazol-1-yl)-3-(trifluoromethyl)phenyl)benzamide
—— 4'-[(2-n-Propyl-4-methyl-6-(1-benzyl-imidazol-4-yl)-benzimidazol-1-yl)-methyl]-2-(1H-tetrazol-5-yl)-biphenyl 151024-95-2 C35H32N8
4'-[(2-n-Propyl-4-methyl-6-(1-benzyl-imidazol-4-yl)-benzimidazol-1-yl)-methyl]-2-(1H-tetrazol-5-yl)-biphenyl
—— 4,7-dimethoxy-3-(methylthio)isatin 69799-30-0 C11H13NO3S
4,7-dimethoxy-3-(methylthio)isatin
—— 4-[3-[N-(4-Chloro-2-methylphenyl)amino]propoxy]benzoic acid 124063-49-6 C17H18ClNO3
4-[3-[N-(4-Chloro-2-methylphenyl)amino]propoxy]benzoic acid
—— 4-[trans-4'-(N,N-Dimethylaminomethyl)cyclohexylcarbonyloxy]benzoic Acid 4"-(2-Methylbutyloxy)-phenyl Ester 140382-63-4 C28H37NO5
4-[trans-4'-(N,N-Dimethylaminomethyl)cyclohexylcarbonyloxy]benzoic Acid 4"-(2-Methylbutyloxy)-phenyl Ester
—— 4-(2,4-Dichlor-phenylmercapto)-pyridin-N-oxid 92146-34-4 C11H7Cl2NOS
4-(2,4-Dichlor-phenylmercapto)-pyridin-N-oxid
—— 4,5-dicyano-2-nonylimidazole 1620141-32-3 C14H20N4
4,5-dicyano-2-nonylimidazole
—— 4-[4-(1-ethyl-3,4-dihydroisoquinolin-2(1H)-yl)phthalazin-1-yl]-3-methylphenol 873217-44-8 C26H25N3O
4-[4-(1-ethyl-3,4-dihydroisoquinolin-2(1H)-yl)phthalazin-1-yl]-3-methylphenol
—— 4-Chlor-phenylthiophosphonsaeure-difluorid 1478-99-5 C6H4ClF2PS
4-Chlor-phenylthiophosphonsaeure-difluorid
—— 4'-Methylphenyl-5-nitro-2-hydroxyphenylmethansulfonat 66950-28-5 C14H13NO6S
4'-Methylphenyl-5-nitro-2-hydroxyphenylmethansulfonat
—— 4-cyclohexyl-1-morpholino-3-(perfluorobenzoyloxyimino)-2-phenylbutan-1-one 1240633-08-2 C27H27F5N2O4
4-cyclohexyl-1-morpholino-3-(perfluorobenzoyloxyimino)-2-phenylbutan-1-one
—— 4-amino-thiobenzoic acid <i>S</i>-(2-piperidino-ethyl ester) 109368-68-5 C14H20N2OS
4-amino-thiobenzoic acid <i>S</i>-(2-piperidino-ethyl ester)
—— 4-[2-Ethyl-5-(3-fluorophenoxy)phenyl]-5-hydroxy-2,2,6,6-tetramethylpyran-3-one 1235555-69-7 C23H25FO4
4-[2-Ethyl-5-(3-fluorophenoxy)phenyl]-5-hydroxy-2,2,6,6-tetramethylpyran-3-one
—— 4-methoxy-3-methyl-2-phenyl-1-benzofuran 127745-69-1 C16H14O2
4-methoxy-3-methyl-2-phenyl-1-benzofuran
—— 4-But-3-yn-2-yloxy-1-phenylquinolin-2-one 439600-14-3 C19H15NO2
4-But-3-yn-2-yloxy-1-phenylquinolin-2-one
—— 4-(allyloxy)-1-<(benzylamino)carbonyl>-3,3-diethyl-2-azetidinone 147056-31-3 C18H24N2O3
4-(allyloxy)-1-<(benzylamino)carbonyl>-3,3-diethyl-2-azetidinone
—— 4-hexyn-1-yl chloroformate 91606-66-5 C7H9ClO2
4-hexyn-1-yl chloroformate