4开头化工名词
		
		
		
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	      	4-((1aS,10aR)-10-methoxy-3a,5a-dimethylhexadecahydrocyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naph
	        6-Methoxy-3α,5-cyclo-5α-chol-23-en-22-ol
	      
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	      	4-acetoxymethyl-1-ethoxy-2-nitro-benzene
	        4-acetoxymethyl-1-ethoxy-2-nitro-benzene
	      
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	      	4-(3-Oxopropyl)benzaldehyde
	        4-(3-氧代丙基)苯甲醛
	      
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	      	4-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl )benzaldehyde
	        4-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)Benzaldehyde
	      
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	      	4-hydroxy-3-[1-(4-hydroxy-2-oxochromen-3-yl)ethyl]chromen-2-one
	        3,3\'-乙亚基二[4-羟基-2-苯并吡喃酮]
	      
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	      	4-(Aminomethyl)tetrahydro-2H-pyran-4-ol hydrochloride
	        4-(氨基甲基)四氢-2H-吡喃-4-醇盐酸盐
	      
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	      	4-hydroxy-3-(sulfooxy)benzenesulfonic acid
	        4-hydroxy-3-(sulfooxy)benzenesulfonic acid
	      
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	      	4-methylidene-2-phenyl-1,3-dioxolane
	        4-methylidene-2-phenyl-1,3-dioxolane
	      
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	      	4-(2-carboxyphenyl)-2-phenylthiophene-3-carboxylic acid
	        4-(2-carboxyphenyl)-2-phenylthiophene-3-carboxylic acid
	      
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	      	4-(1,1-Dimethylethyl)-3-nitro-benzonitrile
	        4-(1,1-Dimethylethyl)-3-nitro-benzonitrile
	      
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	      	4-(tert-butyldimethylsilyloxy)-2-methylbutanal
	        4-(tert-butyldimethylsilyloxy)-2-methylbutanal
	      
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	      	4-Chloro-3-cyanobenzoic acid
	        4-氯-3-氰基苯甲酸
	      
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	      	4-[2-(2-ethoxyethoxy)ethoxy]benzaldehyde
	        4-[2-(2-ethoxyethoxy)ethoxy]benzaldehyde
	      
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	      	4-(4-fluorophenyl)-1H-quinazolin-2-one
	        4-(4-fluorophenyl)-1H-quinazolin-2-one
	      
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	      	4-methoxy-6-phenyl-5H-pyrimido[4,5-b][1,4]thiazine
	        4-methoxy-6-phenyl-5H-pyrimido[4,5-b][1,4]thiazine
	      
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	      	4-(2-fluorophenyl)piperidin-4-ol
	        4-(2-氟-苯基)-哌啶-4-醇
	      
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	      	4-(1,4-dibenzyl-piperazin-2-ylmethyl)-morpholine
	        4-(1,4-dibenzyl-piperazin-2-ylmethyl)-morpholine
	      
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	      	4-hydroxy-3-[(E)-3-methylbut-1-enyl]naphthalene-1,2-dione
	        2-羟基-3-(3-甲基-1-丁烯基)-1,4-萘醌
	      
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	      	4-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl chloride
	        4-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl chloride
	      
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	      	4-methylbenzenecarboperoxoic acid
	        4-methylbenzenecarboperoxoic acid
	      
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	      	4,5,6,7-Tetrahydro-4-benzo[b]thiophen carboxylic acid methylester
	        4,5,6,7-Tetrahydro-4-benzo[b]thiophen carboxylic acid methylester
	      
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	      	4-(4-chlorophenyl)sulfanyl-N-[2-[4-(4-chlorophenyl)sulfanylbutanoyl-methylamino]ethyl]-N-methylbutana
	        4-(4-chlorophenyl)sulfanyl-N-[2-[4-(4-chlorophenyl)sulfanylbutanoyl-methylamino]ethyl]-N-methylbutanamide
	      
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	      	4-bromo-2,3,5,6-tetramethylphenol
	        4-bromo-2,3,5,6-tetramethylphenol
	      
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	      	4-[(4-methylimidazol-1-yl)methylidene]-2-phenyl-1,3-oxazol-5-one
	        4-[(4-methylimidazol-1-yl)methylidene]-2-phenyl-1,3-oxazol-5-one
	      
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	      	4,5-Diepoxy-3-methyl-tetrahydrofuran
	        4,5-Diepoxy-3-methyl-tetrahydrofuran
	      
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	      	4,4-dimethylpenta-1,2-dienylsulfanylbenzene
	        4,4-dimethylpenta-1,2-dienylsulfanylbenzene
	      
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	      	4,4-dimethylpent-2-ynylsulfanylbenzene
	        4,4-dimethylpent-2-ynylsulfanylbenzene
	      
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	      	4-bromo-1,2-bis(methylsulfonyl)benzene
	        4-bromo-1,2-bis(methylsulfonyl)benzene
	      
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	      	4-hydroxymethyl-1,2,3,4-tetrahydrofuran-2-one
	        3-羟基甲基-4-丁内酯
	      
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	      	4-oxo-2,2,6,6-tetramethylpiperidine-15N
	        4-oxo-2,2,6,6-tetramethylpiperidine-15N
	      
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	      	4-(chloromethyl)-2,6-dimethylpyrimidine
	        4-(chloromethyl)-2,6-dimethylpyrimidine
	      
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	      	4,4-diphenyloxolan-2-one
	        4,4-diphenyloxolan-2-one
	      
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	      	4-methylquinoline-3-carboxamide
	        4-methylquinoline-3-carboxamide
	      
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	      	4-(7-ethyl-3,4,6,7,12,12a-hexahydropyrazino[1',2':1,6]pyrido[3,4-b]indol-2(1H)-yl)-1-(4-fluorophenyl)
	        4-(7-ethyl-3,4,6,7,12,12a-hexahydropyrazino[1\',2\':1,6]pyrido[3,4-b]indol-2(1H)-yl)-1-(4-fluorophenyl)butan-1-one
	      
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	      	4-bromo-1-(bromomethyl)-2,5-dimethoxy-3-methylbenzene
	        4-bromo-1-(bromomethyl)-2,5-dimethoxy-3-methylbenzene
	      
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	      	4-METHYL-PIPERIDINE HYDROCHLORIDE
	        4-METHYL-PIPERIDINE HYDROCHLORIDE
	      
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	      	4-iodo-2-nitro-[1]naphthylamine
	        4-iodo-2-nitro-[1]naphthylamine
	      
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	      	4-methyl-2,6-dioxabicyclo[3.1.0]hexan-3-one
	        4-methyl-2,6-dioxabicyclo[3.1.0]hexan-3-one
	      
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	      	4-chloro-allophanic acid ethyl ester
	        4-chloro-allophanic acid ethyl ester
	      
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	      	4-(dimethoxymethyl)cyclohex-2-en-1-one
	        4-(dimethoxymethyl)cyclohex-2-en-1-one
	      
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	      	4-amino-N,2,3,6-tetranitrotoluene
	        4-amino-N,2,3,6-tetranitrotoluene
	      
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	      	4-oxo-4,5,6,7-tetrahydrobenzofuran-5-carboxylic acid methyl ester
	        4-oxo-4,5,6,7-tetrahydrobenzofuran-5-carboxylic acid methyl ester
	      
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	      	4-phenyl-1-trimethylsilyloxy-1-cyclohexene
	        4-phenyl-1-trimethylsilyloxy-1-cyclohexene
	      
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	      	4-bromo-2-methylbut-3-yn-2-ol
	        4-bromo-2-methylbut-3-yn-2-ol
	      
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	      	4-hydroperoxy-2,2-dimethyl-4,5-diphenyl-3H-pyrrole
	        4-hydroperoxy-2,2-dimethyl-4,5-diphenyl-3H-pyrrole
	      
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	      	4-phenanthren-2-ylbutanoic acid
	        4-phenanthren-2-ylbutanoic acid
	      
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	      	4-methyl-N,N-bis(2-(2-((tetrahydro-2H-pyran-2-yl)oxy)ethoxy)ethyl)benzenesulfonamide
	        4-methyl-N,N-bis(2-(2-((tetrahydro-2H-pyran-2-yl)oxy)ethoxy)ethyl)benzenesulfonamide
	      
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	      	4-methyl-N-(5-phenylpenta-2,4-dienyl)benzenesulfonamide
	        4-methyl-N-(5-phenylpenta-2,4-dienyl)benzenesulfonamide
	      
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	      	4-chloro-N-[(1-ethylpyrrolidin-2-yl)methyl]-2-methoxy-5-(sulfamoylamino)benzamide
	        4-chloro-N-[(1-ethylpyrrolidin-2-yl)methyl]-2-methoxy-5-(sulfamoylamino)benzamide
	      
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	      	4-[chloro(nitroso)methylidene]-1H-pyridine,hydrochloride
	        乙基 3-(6,7-二溴-2,3-二氢-1-苯并呋喃-5-基)丙酸酯