4开头化工名词
		
		
		
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	      	4-[(2-oxo-benzooxazol-3-ylmethyl)-amino]-benzoic acid
	        4-[(2-oxo-benzooxazol-3-ylmethyl)-amino]-benzoic acid
	      
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	      	4'-[2-(Dimethylamino)ethyl]-2'-methoxy-4-biphenylcarboxylic acid
	        4\'-[2-(Dimethylamino)ethyl]-2\'-methoxy-4-biphenylcarboxylic acid
	      
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	      	4-propan-2-ylsulfonylbenzoic acid
	        4-(丙烷-2-磺酰基)苯甲酸
	      
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	      	4-(tert-butylperoxy)-4-isopropyl-2,5-cyclohexadien-1-one
	        4-(tert-butylperoxy)-4-isopropyl-2,5-cyclohexadien-1-one
	      
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	      	4-[[(2S)-oxiran-2-yl]methoxy]benzonitrile
	        (S)-4-(环氧乙烷-2-甲氧基)苯甲腈
	      
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	      	4-(3-methylimidazol-4-yl)aniline
	        4-(1-甲基-1H-咪唑-5-基)苯胺
	      
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	      	4-amino-5-butylpyridine-2-carboxylic acid
	        4-氨基-5-丁基-2-吡啶羧酸
	      
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	      	4-[(4-methoxyphenyl)methoxy]butan-1-ol
	        4-[(p-甲氧基苄基)氧基]-1-丁醇
	      
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	      	4-amino-2-thioxo-3-p-tolyl-2,3-dihydro-thiazole-5-carboxylic acid anilide
	        CAS号:64750-89-6
	      
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	      	4-bromomethyl-2-phenyl-1,3-dioxolane
	        4-bromomethyl-2-phenyl-1,3-dioxolane
	      
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	      	4,5-bis(methoxymethyl)-2H-triazole
	        4,5-bis(methoxymethyl)-2H-triazole
	      
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	      	4-(4-methyl-1-piperazinyl)butyl acetate
	        4-(4-methyl-1-piperazinyl)butyl acetate
	      
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	      	4-butylidene-2-phenyl-4H-oxazol-5-one
	        4-butylidene-2-phenyl-4H-oxazol-5-one
	      
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	      	4-(4,5-dihydro-1,2-oxazol-3-yl)benzonitrile
	        4-(4,5-dihydro-1,2-oxazol-3-yl)benzonitrile
	      
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	      	4-chloro-2-methoxybenzoyl chloride
	        2-甲氧基-4-氯苯甲酰氯
	      
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	      	4,9[1',2']-Benzenonaphtho[2,3-d]-1,3-dioxole, 3a,4,9,9a-tetrahydro-2,2-dimethyl- (en)
	        4,9[1\',2\']-Benzenonaphtho[2,3-d]-1,3-dioxole, 3a,4,9,9a-tetrahydro-2,2-dimethyl- (en)
	      
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	      	4-methyl-2-(trimethylsiloxy)pentanenitrile
	        4-methyl-2-(trimethylsiloxy)pentanenitrile
	      
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	      	4,7-dimethoxy-3-oxo-1H-2-benzofuran-1-carbonitrile
	        4,7-dimethoxy-3-oxo-1H-2-benzofuran-1-carbonitrile
	      
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	      	4-(naphthalen-1-yl)butan-1-ol
	        4-(naphthalen-1-yl)butan-1-ol
	      
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	      	4-Bromocycloheptene
	        4-Bromocycloheptene
	      
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	      	4-oxooct-2-enoic acid
	        4-oxooct-2-enoic acid
	      
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	      	4-iodo-3-methoxy-5-nitrobenzaldehyde
	        3-甲氧基-4-碘-5-硝基-苯甲醛
	      
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	      	4-(cyclopenta-2,4-dien-1-ylidenemethyl)-N-methylaniline
	        4-(cyclopenta-2,4-dien-1-ylidenemethyl)-N-methylaniline
	      
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	      	4,5-bis(benzylsulfanyl)benzene-1,2-dicarbonitrile
	        4,5-bis(benzylsulfanyl)benzene-1,2-dicarbonitrile
	      
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	      	4-chloronaphthalen-2-ol
	        4-氯-2-萘酚
	      
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	      	4-bromo-2-ethynylthiophene
	        4-溴-2-乙炔基噻吩
	      
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	      	4-nitroso-2-methylaniline
	        4-nitroso-2-methylaniline
	      
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	      	4-acetamido-2-[4-(dimethylamino)-2-hydroxybenzoyl]benzoic acid
	        5-乙酰氨基-2-羧基-4-二甲基氨基-2-羟基苯甲酮
	      
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	      	4,9-diethoxy-7-methylfuro[3,2-g]chromen-5-one
	        4,9-二乙氧基-7-甲基呋喃[3,2-g]色烯-5-酮
	      
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	      	4-(tert-butyl)-2-(5-(tert-butyl)-2-hydroxy-3-(hydroxymethyl)benzyl)-6-(5-(tert-butyl)-2-hydroxybenzyl
	        4-(tert-butyl)-2-(5-(tert-butyl)-2-hydroxy-3-(hydroxymethyl)benzyl)-6-(5-(tert-butyl)-2-hydroxybenzyl)phenol
	      
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	      	4-(3-chloroanilino)-4-oxobutanoic acid
	        丁酸,  4-[(3-氯苯基)氨基]-4-羰基-
	      
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	      	4-(diethoxymethyl)benzonitrile
	        4-(diethoxymethyl)benzonitrile
	      
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	      	4-methyl-5-(4-methylphenyl)sulfanyl-4-phenyloxolan-2-one
	        4-methyl-5-(4-methylphenyl)sulfanyl-4-phenyloxolan-2-one
	      
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	      	4-nitro-benzoic acid-(1,1-di-tert-butyl-2-methyl-propyl ester)
	        4-nitro-benzoic acid-(1,1-di-tert-butyl-2-methyl-propyl ester)
	      
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	      	4-methoxy-3,5,6-trifluorophthalic acid-1-methyl ester
	        4-methoxy-3,5,6-trifluorophthalic acid-1-methyl ester
	      
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	      	4-chloro-1,1-dimethoxy-3-methylbut-2-ene
	        4-chloro-1,1-dimethoxy-3-methylbut-2-ene
	      
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	      	4,5-dibenzylidene-2,3,6,7,8,9-hexahydro-1H-xanthene
	        4,5-dibenzylidene-2,3,6,7,8,9-hexahydro-1H-xanthene
	      
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	      	4'-nitro-2-hydroxychalcone
	        4\'-nitro-2-hydroxychalcone
	      
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	      	4-benzoyloxybutyl benzoate
	        二(苯甲酸)四亚甲基酯
	      
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	      	4-N-(4-methyl-5-isoxazolyl)-1,2-naphthoquinone
	        4-N-(4-methyl-5-isoxazolyl)-1,2-naphthoquinone
	      
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	      	4'-Brom-purpurogallin
	        4\'-Brom-purpurogallin
	      
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	      	4-(p-nitro-α-methylthiobenzylidene)morpholinium iodide
	        4-(p-nitro-α-methylthiobenzylidene)morpholinium iodide
	      
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	      	4-benzylsulfinylpyridine
	        4-benzylsulfinylpyridine
	      
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	      	4-methyl-3-nitro-cinnamic acid
	        4-methyl-3-nitro-cinnamic acid
	      
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	      	4,4,5,5-tetramethyl-2-[2-(phenylmethoxy)-5-(trifluoromethyl)phenyl]-1,3,2- dioxaborolane
	        2-(2-(benzyloxy)-5-(trifluoromethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
	      
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	      	4-[amino(hydroxy)methylidene]-2-ethylsulfanylpent-2-enedinitrile
	        4-[amino(hydroxy)methylidene]-2-ethylsulfanylpent-2-enedinitrile
	      
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	      	4-[2-(prop-2-enylamino)ethyl]-1H-quinolin-2-one
	        4-[2-(prop-2-enylamino)ethyl]-1H-quinolin-2-one
	      
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	      	4,4,4-trifluoro-3-hydroxy-1-phenyl-3-(trifluoromethyl)butan-1-one
	        4,4,4-trifluoro-3-hydroxy-1-phenyl-3-(trifluoromethyl)butan-1-one
	      
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	      	4-s-butyl-1-ethoxycarbonyl-1,4-dihydropyridine
	        4-s-butyl-1-ethoxycarbonyl-1,4-dihydropyridine
	      
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	      	4,7,7-trimethyl-3-exo-(1-naphthyl)bicyclo[2.2.1]hept-2-exo-yl 3-oxohexadecanoate
	        4,7,7-trimethyl-3-exo-(1-naphthyl)bicyclo[2.2.1]hept-2-exo-yl 3-oxohexadecanoate