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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Diphenylacetyl-1-ethyl-1-methylpiperazinium iodide 100027-33-6 C21H27IN2O
    4-Diphenylacetyl-1-ethyl-1-methylpiperazinium iodide
    —— 4-nitrobenzyl(1S,5R,6S)-2-[7-(t-butyldimethylsilyloxy)methyl-5-methylimidazo[5,1-b]thiazol-2-yl]-6-((1R)-1-hydroxyethyl)-1-methyl-1-carbapen-2-em-3-carboxylate 258840-56-1 C30H38N4O7SSi
    4-nitrobenzyl(1S,5R,6S)-2-[7-(t-butyldimethylsilyloxy)methyl-5-methylimidazo[5,1-b]thiazol-2-yl]-6-((1R)-1-hydroxyethyl)-1-methyl-1-carbapen-2-em-3-carboxylate
    —— 4,7-Dimethyl-6-(p-tolyl)-5,6,7,8-tetrahydro-4H-1,3,6-dioxazocin-2-one 129118-38-3 C14H19NO3
    4,7-Dimethyl-6-(p-tolyl)-5,6,7,8-tetrahydro-4H-1,3,6-dioxazocin-2-one
    —— 4-nitrobenzyl(1S,5R,6S)-6-((1R)-1-hydroxyethyl)-2-[7-[N-(2-hydroxyethyl)-N-methyl-sulfamoyl]imidazo[5,1-b]thiazol-2-yl]-1-methyl-1-carbapen-2-em-3-carboxylate 258840-25-4 C25H27N5O9S2
    4-nitrobenzyl(1S,5R,6S)-6-((1R)-1-hydroxyethyl)-2-[7-[N-(2-hydroxyethyl)-N-methyl-sulfamoyl]imidazo[5,1-b]thiazol-2-yl]-1-methyl-1-carbapen-2-em-3-carboxylate
    —— 4-chloro-19-nor-pregn-4-ene-3,20-dione 99950-46-6 C20H27ClO2
    4-chloro-19-nor-pregn-4-ene-3,20-dione
    —— 4-Nitrobenzyl(1S,5R,6S)-2-[7-[N-(2-t-butyldimethylsilyloxyethyl)-N-methylsulfamoyl]imidazo-[5,1-b]thiazol-2-yl]-6-((1R)-1-hydroxyethyl)-1-methyl-1-carbapen-2-em-3-carboxylate 258840-24-3 C31H41N5O9S2Si
    4-Nitrobenzyl(1S,5R,6S)-2-[7-[N-(2-t-butyldimethylsilyloxyethyl)-N-methylsulfamoyl]imidazo-[5,1-b]thiazol-2-yl]-6-((1R)-1-hydroxyethyl)-1-methyl-1-carbapen-2-em-3-carboxylate
    —— 4-amino-benzoic acid-(1-ethyl-3-bromo-1-methyl-prop-2-ynyl ester) 100380-45-8 C13H14BrNO2
    4-amino-benzoic acid-(1-ethyl-3-bromo-1-methyl-prop-2-ynyl ester)
    —— 4-(3,6-Dimethyl-2-morpholinyl)pyrocatechol 100370-71-6 C12H17NO3
    4-(3,6-Dimethyl-2-morpholinyl)pyrocatechol
    —— 4-bromo-2-cyclopropyl-but-3-yn-2-ol 100450-29-1 C7H9BrO
    4-bromo-2-cyclopropyl-but-3-yn-2-ol
    —— 4-(4-oxo-4H-thiochromen-3-yl)benzoic acid 1338224-18-2 C16H10O3S
    4-(4-oxo-4H-thiochromen-3-yl)benzoic acid
    —— 4-(2-acetamidopropan-2-yl)benzoic acid 40708-36-9 C12H15NO3
    4-(2-acetamidopropan-2-yl)benzoic acid
    —— 4-chloro-N,N-bis(2-chloroethyl)butan-1-amine oxide;hydron;chloride —— C8H17Cl4NO
    4-chloro-N,N-bis(2-chloroethyl)butan-1-amine oxide;hydron;chloride
    —— 4-nitrobenzyl(1S,5R,6S)-6-((1R)-1-hydroxyethyl)-1-methyl-2-(7-sulfamoylimidazo[5,1-b]thiazol-2-yl)-1-carbapen-2-em-3-carboxylate 258840-40-3 C22H21N5O8S2
    4-nitrobenzyl(1S,5R,6S)-6-((1R)-1-hydroxyethyl)-1-methyl-2-(7-sulfamoylimidazo[5,1-b]thiazol-2-yl)-1-carbapen-2-em-3-carboxylate
    —— 4H,8H-Benzo(b)quino(1,8-gh)(1,6)naphthyridine-9-carboxylic acid 101077-40-1 C20H14N2O2
    4H,8H-Benzo(b)quino(1,8-gh)(1,6)naphthyridine-9-carboxylic acid
    —— 4-nitrobenzyl(1S,5R,6S)-2-(7-t-butyldimethylsilylsulfamoylimidazo[5,1-b]thiazol-2-yl)-6-((1R)-1-hydroxyethyl)-1-methyl-1-carbapen-2-em-3-carboxylate 258840-39-0 C28H35N5O8S2Si
    4-nitrobenzyl(1S,5R,6S)-2-(7-t-butyldimethylsilylsulfamoylimidazo[5,1-b]thiazol-2-yl)-6-((1R)-1-hydroxyethyl)-1-methyl-1-carbapen-2-em-3-carboxylate
    —— (+/-)-4-tert-butylamino-4-oxo-3-phenylbutanoic acid 423769-08-8 C14H19NO3
    (+/-)-4-tert-butylamino-4-oxo-3-phenylbutanoic acid
    —— 4-{[(2-Oxo-1,2-dihydro-pyridine-4-carbonyl)-amino]-methyl}-piperidine-1-carboxylic acid benzyl ester 471250-15-4 C20H23N3O4
    4-{[(2-Oxo-1,2-dihydro-pyridine-4-carbonyl)-amino]-methyl}-piperidine-1-carboxylic acid benzyl ester
    —— (+/-)-4-tert-butylamino-4-oxo-2-phenylbutanoic acid 423769-09-9 C14H19NO3
    (+/-)-4-tert-butylamino-4-oxo-2-phenylbutanoic acid
    —— 4-Brom-N-(3-dimethylamino-propyl)-anilin 91214-47-0 C11H17BrN2
    4-Brom-N-(3-dimethylamino-propyl)-anilin
    —— (4-Bromo-phenyl)-(2-pyrrolidin-1-yl-ethyl)-amine 1142944-01-1 C12H17BrN2
    (4-Bromo-phenyl)-(2-pyrrolidin-1-yl-ethyl)-amine
    —— (+/-)-4-benzylamino-4-oxo-3-phenylbutanoic acid 423769-11-3 C17H17NO3
    (+/-)-4-benzylamino-4-oxo-3-phenylbutanoic acid
    —— 4-(diethylamino)but-2-ynyl phenothiazine-10-carboxylate;hydron;chloride —— C21H23ClN2O2S
    4-(diethylamino)but-2-ynyl phenothiazine-10-carboxylate;hydron;chloride
    —— 4-{[(-oxy-pyridine-4-carbonyl)-amino]-methyl}-piperidine-1-carboxylic acid benzyl ester 471249-66-8 C20H23N3O4
    4-{[(-oxy-pyridine-4-carbonyl)-amino]-methyl}-piperidine-1-carboxylic acid benzyl ester
    —— 4-(3-Chloro-4-piperidin-1-yl-phenyl)-butylamine; compound with succinic acid 100482-73-3 C4H6O4*C15H23ClN2
    4-(3-Chloro-4-piperidin-1-yl-phenyl)-butylamine; compound with succinic acid
    —— 4-(4-phenoxybenzoyl)benzoyl chloride 82745-28-6 C20H13ClO3
    4-(4-phenoxybenzoyl)benzoyl chloride
    —— 4-(3-amino-4-methylbenzyl)-N.N-dimethyl-1H-imidazole-1-sulfonamide 355133-77-6 C13H18N4O2S
    4-(3-amino-4-methylbenzyl)-N.N-dimethyl-1H-imidazole-1-sulfonamide
    —— {4-[(4-Bromo-2-{[2-(2-hydroxyethoxy)ethoxy]methyl}phenyl)amino]-2-chlorophenyl}(2-methylphenyl)methanone 500875-35-4 C25H25BrClNO4
    {4-[(4-Bromo-2-{[2-(2-hydroxyethoxy)ethoxy]methyl}phenyl)amino]-2-chlorophenyl}(2-methylphenyl)methanone
    —— 4-[4-chloro-3-(8-chloroquinazolin-4-yl)phenoxy]-2-(methylsulfonyl)benzonitrile 1227673-53-1 C22H13Cl2N3O3S
    4-[4-chloro-3-(8-chloroquinazolin-4-yl)phenoxy]-2-(methylsulfonyl)benzonitrile
    —— 4-(Bromomethyl)-5-(phenylsulfonyl)-4-penten-2-one 128497-04-1 C12H13BrO3S
    4-(Bromomethyl)-5-(phenylsulfonyl)-4-penten-2-one
    —— 4-(2-bromoethyl)-3-chlorophenol 220129-64-6 C8H8BrClO
    4-(2-bromoethyl)-3-chlorophenol
    —— 4-{2-[(1S)-1-aminopropyl]-1H-benzimidazol-5-yl}benzonitrile 1449473-66-8 C17H16N4
    4-{2-[(1S)-1-aminopropyl]-1H-benzimidazol-5-yl}benzonitrile
    —— 4-{2-[(2S)-piperidin-2-yl]-1H-benzimidazol-5-yl}benzonitrile 1449473-28-2 C19H18N4
    4-{2-[(2S)-piperidin-2-yl]-1H-benzimidazol-5-yl}benzonitrile
    —— 4,5-Bis(4-methoxyphenyl)-2-[1-(2-ethoxyethyl)-pyrrol-2-yl]thiazole 101001-54-1 C25H26N2O3S
    4,5-Bis(4-methoxyphenyl)-2-[1-(2-ethoxyethyl)-pyrrol-2-yl]thiazole
    —— 4-{1-[bis(4-chlorophenyl)methyl]azetidin-3-ylamino}-(1-tert-butoxycarbonyl)piperidine 358971-53-6 C26H33Cl2N3O2
    4-{1-[bis(4-chlorophenyl)methyl]azetidin-3-ylamino}-(1-tert-butoxycarbonyl)piperidine
    —— 4-phenyl-3-(thiophene-2-carbonyl)-2-(trifluoromethyl)-7,8-dihydro-4H-chromen-5(6H)-one 1038557-83-3 C21H15F3O3S
    4-phenyl-3-(thiophene-2-carbonyl)-2-(trifluoromethyl)-7,8-dihydro-4H-chromen-5(6H)-one
    —— 4-nitro-benzoic acid-(1-ethyl-3-bromo-1-methyl-prop-2-ynyl ester) 100375-67-5 C13H12BrNO4
    4-nitro-benzoic acid-(1-ethyl-3-bromo-1-methyl-prop-2-ynyl ester)
    —— 4-[2-[4-(aminomethyl)phenyl]ethyl]benzenecarboximidamide;hydron;dichloride —— C16H21Cl2N3
    4-[2-[4-(aminomethyl)phenyl]ethyl]benzenecarboximidamide;hydron;dichloride
    —— 4-(4-(2-azidoethoxy)phenyl)-3H-1,2,4-triazole-3,5(4H)-dione 1313211-57-2 C10H8N6O3
    4-(4-(2-azidoethoxy)phenyl)-3H-1,2,4-triazole-3,5(4H)-dione
    —— 4-hydroxy-2-[(S) 1-[(1-oxopropyl)-amino]-propyl]-N-(2-thiazolyl)-8-trifluoromethyl-3-quinoline carboxamide 114351-15-4 C20H19F3N4O3S
    4-hydroxy-2-[(S) 1-[(1-oxopropyl)-amino]-propyl]-N-(2-thiazolyl)-8-trifluoromethyl-3-quinoline carboxamide
    —— 4-Hydroxy-2-methylsulfanylmethyl-8-trifluoromethyl-quinoline-3-carboxylic acid thiazol-2-ylamide 91533-76-5 C16H12F3N3O2S2
    4-Hydroxy-2-methylsulfanylmethyl-8-trifluoromethyl-quinoline-3-carboxylic acid thiazol-2-ylamide
    —— 4-Hydroxy-N-(2-thiazolyl)-8-(trifluoromethyl)-2-(2-(trifluoromethyl)phenyl)-3-quinolinecarboxamide 95632-09-0 C21H11F6N3O2S
    4-Hydroxy-N-(2-thiazolyl)-8-(trifluoromethyl)-2-(2-(trifluoromethyl)phenyl)-3-quinolinecarboxamide
    —— 4-Hydroxy-2-(hydroxy-phenyl-methyl)-8-trifluoromethyl-quinoline-3-carboxylic acid thiazol-2-ylamide 114350-95-7 C21H14F3N3O3S
    4-Hydroxy-2-(hydroxy-phenyl-methyl)-8-trifluoromethyl-quinoline-3-carboxylic acid thiazol-2-ylamide
    —— 4,5-bis(4-methoxyphenyl)-2-(1-ethoxymethylpyrrol-2-yl)thiazole 101001-52-9 C24H24N2O3S
    4,5-bis(4-methoxyphenyl)-2-(1-ethoxymethylpyrrol-2-yl)thiazole
    —— 4-(tert-Butyl-dimethyl-silanyloxymethyl)-8-ethyl-1-methoxymethoxy-naphthalene-2-carbaldehyde 1028302-47-7 C22H32O4Si
    4-(tert-Butyl-dimethyl-silanyloxymethyl)-8-ethyl-1-methoxymethoxy-naphthalene-2-carbaldehyde
    —— 4-(trifluoromethyl)-1H-benzo[d]imidazol-2(3H)-one 2251-78-7 C8H5F3N2O
    4-(trifluoromethyl)-1H-benzo[d]imidazol-2(3H)-one
    —— 4-oxo-6-phenyl-N-(thiophen-2-ylmethyl)-8-(trifluoromethyl)-3H-quinazoline-2-carboxamide 1352336-98-1 C21H14F3N3O2S
    4-oxo-6-phenyl-N-(thiophen-2-ylmethyl)-8-(trifluoromethyl)-3H-quinazoline-2-carboxamide
    —— 4-(4-(2-oxopropoxy)-phenyl)-3H-1,2,4-triazole-3,5(4H)-dione 1313211-59-4 C11H9N3O4
    4-(4-(2-oxopropoxy)-phenyl)-3H-1,2,4-triazole-3,5(4H)-dione
    —— 4-(4-ethynylphenyl)-3H-1,2,4-triazole-3,5(4H)-dione 1313211-60-7 C10H5N3O2
    4-(4-ethynylphenyl)-3H-1,2,4-triazole-3,5(4H)-dione
    —— 4-Butylamino-1-methyl-2-oxo-1,2-dihydro-pyridine-3-carbonitrile 62617-44-1 C11H15N3O
    4-Butylamino-1-methyl-2-oxo-1,2-dihydro-pyridine-3-carbonitrile
    —— 4-(4-azidophenyl)-3H-1,2,4-triazole-3,5(4H)-dione 1313211-56-1 C8H4N6O2
    4-(4-azidophenyl)-3H-1,2,4-triazole-3,5(4H)-dione