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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4-cyclohexylamino-6-[(3,5-difluorophenyl)amino]pyridine-3-carboxyamide 1227866-11-6 C18H20F2N4O
4-cyclohexylamino-6-[(3,5-difluorophenyl)amino]pyridine-3-carboxyamide
—— 4-[4-(4-ethoxy-3-fluorophenyl)-5-fluoro-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 1398502-64-1 C19H22F2N2O6S
4-[4-(4-ethoxy-3-fluorophenyl)-5-fluoro-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide
—— 4-(5-heptyl-2-methoxy-phenyl)-4-oxo-butyric acid 857230-10-5 C18H26O4
4-(5-heptyl-2-methoxy-phenyl)-4-oxo-butyric acid
—— 4-Propylamino-3-sulfamoyl-benzoesaeure-2,2-dimethyl-hydrazid 19915-65-2 C12H20N4O3S
4-Propylamino-3-sulfamoyl-benzoesaeure-2,2-dimethyl-hydrazid
—— 4,4'-diethyl-3,3'-dimethyl-5,5'-methanediyl-bis-pyrrole-2-carbonyl azide 861034-22-2 C17H20N8O2
4,4'-diethyl-3,3'-dimethyl-5,5'-methanediyl-bis-pyrrole-2-carbonyl azide
—— (4E,6E)-3-Hydroxy-3,4-dimethyl-7-phenyl-hepta-4,6-dienoic acid 75677-43-9 C15H18O3
(4E,6E)-3-Hydroxy-3,4-dimethyl-7-phenyl-hepta-4,6-dienoic acid
—— 4-(4-Iodo-phenoxy)-benzenesulfonyl chloride 214353-89-6 C12H8ClIO3S
4-(4-Iodo-phenoxy)-benzenesulfonyl chloride
—— 4-({2-[(4-ethylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-(2-morpholin-4-ylethyl)pyridine-2-carboxamide 611218-97-4 C28H32N6O3
4-({2-[(4-ethylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)-N-(2-morpholin-4-ylethyl)pyridine-2-carboxamide
—— 4-[(2-{[4-(dimethylamino)phenyl]amino}-1-methyl-1H-benzimidazol-5-yl)oxy]-N-1,3-thiazol-2-ylpyridine-2-carboxamide 611217-57-3 C25H23N7O2S
4-[(2-{[4-(dimethylamino)phenyl]amino}-1-methyl-1H-benzimidazol-5-yl)oxy]-N-1,3-thiazol-2-ylpyridine-2-carboxamide
—— 4-hydroxy-5-[(4-hydroxy-2-oxo-3H-1,3-thiazol-5-yl)-(3-hydroxyphenyl)methyl]-3H-1,3-thiazol-2-one 1009814-43-0 C13H10N2O5S2
4-hydroxy-5-[(4-hydroxy-2-oxo-3H-1,3-thiazol-5-yl)-(3-hydroxyphenyl)methyl]-3H-1,3-thiazol-2-one
—— (4S,6R)-8-bromo-6-methylnona-1,8-dien-4-ol 1174635-22-3 C10H17BrO
(4S,6R)-8-bromo-6-methylnona-1,8-dien-4-ol
—— (+/-)-4-[4-dimethylamino-1-(4'-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile, 1/2 sulfuric acid salt 658080-64-9 2C20H23FN2O2*H2O4S
(+/-)-4-[4-dimethylamino-1-(4'-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile, 1/2 sulfuric acid salt
—— [4-(tert-butyldimethylsilanyloxy)-5-thioxo-1-trimethylsilanylmethyl-pyrrolidin-2-yl]-acetic acid methyl ester 1023326-94-4 C17H35NO3SSi2
[4-(tert-butyldimethylsilanyloxy)-5-thioxo-1-trimethylsilanylmethyl-pyrrolidin-2-yl]-acetic acid methyl ester
—— 4-(((3R,4S)-1-(1-cyanocyclopropanecarbonyl)-4-methoxypyrrolidin-3-yl)amino)-6-(3-fluoro-4-methoxyphenyl)pyrrolo[1,2-b]pyridazine-3-carboxamide 1400579-99-8 C25H25FN6O4
4-(((3R,4S)-1-(1-cyanocyclopropanecarbonyl)-4-methoxypyrrolidin-3-yl)amino)-6-(3-fluoro-4-methoxyphenyl)pyrrolo[1,2-b]pyridazine-3-carboxamide
—— 4,4'-<3,3'-Oxybis(2-methyl-2-cyclopenten-1-yliden)>dimorpholinium-bis(trifluormethansulfonat) 105787-62-0 2CF3O3S*C20H30N2O3
4,4'-<3,3'-Oxybis(2-methyl-2-cyclopenten-1-yliden)>dimorpholinium-bis(trifluormethansulfonat)
—— 4-[[(3R)-3-[(2R)-2-methoxybutyl]-7-thia-9,11-diazatricyclo[6.4.0.0[2,6]]dodeca-1(8),2(6),9,11-tetraen-12-yl]oxy]-N,N-dimethylcyclohexan-1-amine 1447951-37-2 C22H33N3O2S
4-[[(3R)-3-[(2R)-2-methoxybutyl]-7-thia-9,11-diazatricyclo[6.4.0.0[2,6]]dodeca-1(8),2(6),9,11-tetraen-12-yl]oxy]-N,N-dimethylcyclohexan-1-amine
—— 4-(5-(2-(diethylamino)-6-methylpyridin-4-yl)-1,2,4-oxadiazol-3-yl)-2-ethyl-6-methylphenol 1062669-89-9 C21H26N4O2
4-(5-(2-(diethylamino)-6-methylpyridin-4-yl)-1,2,4-oxadiazol-3-yl)-2-ethyl-6-methylphenol
—— 4-nitrobenzyl N-[2-(methylthio)ethyl]carbamate 112563-38-9 C11H14N2O4S
4-nitrobenzyl N-[2-(methylthio)ethyl]carbamate
—— 4-amino-3-(4-amino-5-benzylidene-2,6-dioxo-1-phenylpyridine-3-carbonyl)-5-benzylidene-1-phenylpyridine-2,6-dione 108463-37-2 C37H26N4O5
4-amino-3-(4-amino-5-benzylidene-2,6-dioxo-1-phenylpyridine-3-carbonyl)-5-benzylidene-1-phenylpyridine-2,6-dione
—— 4-d3-3-Methoxy-3-d3-methyl-1-butene 148084-08-6 C6H12O
4-d3-3-Methoxy-3-d3-methyl-1-butene
—— 4-[1,3-dioxo-5-(4-phenylcarbamoyl-benzoyl)-1,3-dihydro-isoindol-2-yl]-<i>N</i>-phenyl-benzamide 57916-01-5 C35H23N3O5
4-[1,3-dioxo-5-(4-phenylcarbamoyl-benzoyl)-1,3-dihydro-isoindol-2-yl]-<i>N</i>-phenyl-benzamide
—— (4aS,4bR,5S,6aS,6bS,9aR,10aS,10bS,12S)-4b,12-difluoro-6b-(2-fluoro-acetyl)-5-hydroxy-4a,6a-dimethyl-2-oxo-2,4b,5,6,6a,6b,7,9,9a,10,10a,10b,11,12-tetradecahydro-4aH-8-aza-pentaleno[2,1-a]phenanthrene-8-carboxylic acid vinyl ester 1323943-41-4 C26H30F3NO5
(4aS,4bR,5S,6aS,6bS,9aR,10aS,10bS,12S)-4b,12-difluoro-6b-(2-fluoro-acetyl)-5-hydroxy-4a,6a-dimethyl-2-oxo-2,4b,5,6,6a,6b,7,9,9a,10,10a,10b,11,12-tetradecahydro-4aH-8-aza-pentaleno[2,1-a]phenanthrene-8-carboxylic acid vinyl ester
—— 4-[2-Cyclohexylcarbamoyl-2-(naphthalene-2-sulfonylamino)-ethyl]-thiobenzimidic acid methyl ester; hydriodide 80853-59-4 C27H31N3O3S2*HI
4-[2-Cyclohexylcarbamoyl-2-(naphthalene-2-sulfonylamino)-ethyl]-thiobenzimidic acid methyl ester; hydriodide
—— 4,6-diisopropyl-2,5-diphenyl-1,3,2,5,-dioxaboraphosphorinane selenide 89422-13-9 C20H26BO2PSe
4,6-diisopropyl-2,5-diphenyl-1,3,2,5,-dioxaboraphosphorinane selenide
—— 4-nitro-1-<2-(tetrahydropyran-2-yloxy)-1-(<tetrahydropyran-2-yloxy>methyl)ethyl>imidazole 910619-81-7 C16H25N3O6
4-nitro-1-<2-(tetrahydropyran-2-yloxy)-1-(<tetrahydropyran-2-yloxy>methyl)ethyl>imidazole
—— 4-(2-chloroethoxy)phenyl 3,5-di-O-benzoyl-2-O-[3,5-O-(di-tert-butylsilylene)-2-O-benzyl-α-D-arabinofuranosyl]-α-D-arabinofuranoside 1621691-92-6 C47H55ClO12Si
4-(2-chloroethoxy)phenyl 3,5-di-O-benzoyl-2-O-[3,5-O-(di-tert-butylsilylene)-2-O-benzyl-α-D-arabinofuranosyl]-α-D-arabinofuranoside
—— 4-Amino-5-methyl-2H-pyrazole-3-carboxylic acid [2-(2-chloro-phenyl)-5-methyl-2H-pyrazol-3-yl]-amide 119827-11-1 C15H15ClN6O
4-Amino-5-methyl-2H-pyrazole-3-carboxylic acid [2-(2-chloro-phenyl)-5-methyl-2H-pyrazol-3-yl]-amide
—— 4-(9,10-dihydro-[9]anthryl)-4-oxo-butyric acid 859332-17-5 C18H16O3
4-(9,10-dihydro-[9]anthryl)-4-oxo-butyric acid
—— 4,4,5,5-Tetrakis(trifluormethyl)-2-<3,3,3-trifluor-1,1,2-tris(trifluormethyl)-2-(trimethylsilyloxy)propoxy>-1,3,2-dioxaphospholan 87769-73-1 C15H9F24O4PSi
4,4,5,5-Tetrakis(trifluormethyl)-2-<3,3,3-trifluor-1,1,2-tris(trifluormethyl)-2-(trimethylsilyloxy)propoxy>-1,3,2-dioxaphospholan
—— 4,4-bis(butylthio)but-3-en-2-one 63719-92-6 C12H22OS2
4,4-bis(butylthio)but-3-en-2-one
—— 4,4'-(3-(4-bromophenyl)prop-2-yne-1,1-diyl)bis(methylbenzene) 1463500-96-0 C23H20
4,4'-(3-(4-bromophenyl)prop-2-yne-1,1-diyl)bis(methylbenzene)
—— 4-[4-[[1-[(13-cyclohexyl-6,7-dihydro-5H-indolo[2,1-a][2]benzazepine-10-carbonyl)amino]cyclopentanecarbonyl]amino]phenyl]thiazole-2-carboxylic acid 877289-57-1 C40H40N4O4S
4-[4-[[1-[(13-cyclohexyl-6,7-dihydro-5H-indolo[2,1-a][2]benzazepine-10-carbonyl)amino]cyclopentanecarbonyl]amino]phenyl]thiazole-2-carboxylic acid
—— 4-Piperidinecarboxamide, 1-[(3,4-difluorophenyl)sulfonyl]-N-[4-(2-phenyldiazenyl)phenyl]- 1012990-67-8 C24H22F2N4O3S
4-Piperidinecarboxamide, 1-[(3,4-difluorophenyl)sulfonyl]-N-[4-(2-phenyldiazenyl)phenyl]-
—— (4-Benzyl-6-chloro-3,4-dihydro-2H-benzo[1,4]oxazin-2-yl)-acetic acid methyl ester 77434-60-7 C18H18ClNO3
(4-Benzyl-6-chloro-3,4-dihydro-2H-benzo[1,4]oxazin-2-yl)-acetic acid methyl ester
—— 4-Brommethyl-<2.2>paracyclophan 157018-16-1 C17H17Br
4-Brommethyl-<2.2>paracyclophan
—— 4-(4-Benzoyl-phenyl)-butyric acid (1aR,3aR,3bS,5aR,6R,8aS,8bS,10R,10aR)-6-((R)-1,5-dimethyl-hexyl)-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-10-yl ester 91176-05-5 C44H60O3
4-(4-Benzoyl-phenyl)-butyric acid (1aR,3aR,3bS,5aR,6R,8aS,8bS,10R,10aR)-6-((R)-1,5-dimethyl-hexyl)-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-10-yl ester
—— (4-methoxyphenyl)(6-(4-methoxyphenyl)-3-methyl-1-phenyl-5-(p-tolylamino)-1H-pyrazolo[3,4-b]pyridin-4-yl)methanone 1610600-23-1 C35H30N4O3
(4-methoxyphenyl)(6-(4-methoxyphenyl)-3-methyl-1-phenyl-5-(p-tolylamino)-1H-pyrazolo[3,4-b]pyridin-4-yl)methanone
—— 4-oxa-A-homo-6-nitrocholest-5-en-3,4a,7-trione 119020-42-7 C27H39NO6
4-oxa-A-homo-6-nitrocholest-5-en-3,4a,7-trione
—— 4-Methyl-2-(1-adamantyl)-cyclohexanol 41031-38-3 C17H28O
4-Methyl-2-(1-adamantyl)-cyclohexanol
—— 4-((2-((3-nitrophenyl)amino)-2-oxoethyl)amino)butanoic acid 1383437-86-2 C12H15N3O5
4-((2-((3-nitrophenyl)amino)-2-oxoethyl)amino)butanoic acid
—— [4-ferrocenylacetylenylbiphenyl][Co2(CO)6] 950193-48-3 C30H18Co2FeO6
[4-ferrocenylacetylenylbiphenyl][Co2(CO)6]
—— 4-iodo-2-phenyl-5-(triisopropylsilyl)furan-3-carbaldehyde 1644599-52-9 C20H27IO2Si
4-iodo-2-phenyl-5-(triisopropylsilyl)furan-3-carbaldehyde
—— 4-(6-Chloromethyl-2-oxo-2H-chromene-3-carbonyloxy)-piperidine-1-carboxylic acid tert-butyl ester 883909-81-7 C21H24ClNO6
4-(6-Chloromethyl-2-oxo-2H-chromene-3-carbonyloxy)-piperidine-1-carboxylic acid tert-butyl ester
—— (4aR,6R,8aR)-6-hydroxy-8a-methyloctahydronaphthalen-1(2H)-one 652153-25-8 C11H18O2
(4aR,6R,8aR)-6-hydroxy-8a-methyloctahydronaphthalen-1(2H)-one
—— 4-methylphenyl 6-O-acetyl-4-O-[2-azido-3-O-(4-bromobenzyl)-6-O-tert-butyldiphenylsilyl-2-deoxy-4-O-(2-naphthylmethyl)-α-D-glucopyranosyl]-2-O-benzoyl-3-O-benzyl-1-thio-β-D-glucopyranoside 1374561-82-6 C69H70BrN3O11SSi
4-methylphenyl 6-O-acetyl-4-O-[2-azido-3-O-(4-bromobenzyl)-6-O-tert-butyldiphenylsilyl-2-deoxy-4-O-(2-naphthylmethyl)-α-D-glucopyranosyl]-2-O-benzoyl-3-O-benzyl-1-thio-β-D-glucopyranoside
—— 4',6'-O-1-naphthylideneparomomycin 1043874-60-7 C34H51N5O14
4',6'-O-1-naphthylideneparomomycin
—— 4''-O-acetyl-3'-N-demethyl-3'-N-(3-hydroxypropyl)-6,2'-di-O-methylerythromycin A 957064-38-9 C43H77NO15
4''-O-acetyl-3'-N-demethyl-3'-N-(3-hydroxypropyl)-6,2'-di-O-methylerythromycin A
—— 4-(4-iodophenyl)-N-(4-methoxyphenyl)aniline 676625-77-7 C19H16INO
4-(4-iodophenyl)-N-(4-methoxyphenyl)aniline
—— 4-benzyl-7-hydroxy-6-(7-methoxy-1,1-dioxido-4H-1,2,4-benzothiadiazin-3-yl)thieno[3,2-b]pyridin-5(4H)-one 686268-27-9 C22H17N3O5S2
4-benzyl-7-hydroxy-6-(7-methoxy-1,1-dioxido-4H-1,2,4-benzothiadiazin-3-yl)thieno[3,2-b]pyridin-5(4H)-one
—— 4,4',4'',4'''-tetramethoxy-α,α'-oxy-bis-deoxybenzoin 104440-65-5 C32H30O7
4,4',4'',4'''-tetramethoxy-α,α'-oxy-bis-deoxybenzoin