4开头化工名词
		
		
		
		- 
	      	4-(methylthio)-2-oxo-1-butanal
	        4-(methylthio)-2-oxo-1-butanal
	      
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	      	4-(2-chloro-4-trifluoromethylphenoxy)-benzene
	        4-(2-chloro-4-trifluoromethylphenoxy)-benzene
	      
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	      	4-oxo-4-(1H-pyrrol-2-yl)butanoic acid
	        4-oxo-4-(1H-pyrrol-2-yl)butanoic acid
	      
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	      	4-[N-[N-(4-methylphenyl)carbamoyl]imino]-3-(4-methylphenyl)-2H-1,3-benzoxazin-2-one
	        4-[N-[N-(4-methylphenyl)carbamoyl]imino]-3-(4-methylphenyl)-2H-1,3-benzoxazin-2-one
	      
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	      	4-(oxan-2-yloxy)butyl-triphenylphosphanium,iodide
	        4-(oxan-2-yloxy)butyl-triphenylphosphanium,iodide
	      
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	      	4-(ETHYLAMINO)-6-METHYL-1-PHENYL-1H-PYRAZOLO[3,4-D]PYRIMIDINE
	        4-(ETHYLAMINO)-6-METHYL-1-PHENYL-1H-PYRAZOLO[3,4-D]PYRIMIDINE
	      
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	      	4-chloro-N-(4-hydrazinyl-4-oxobutyl)benzenesulfonamide
	        4-chloro-N-(4-hydrazinyl-4-oxobutyl)benzenesulfonamide
	      
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	      	4-chloro-N-[4-(2-pyrrolidin-1-ylethoxy)phenyl]-7H-pyrrolo[2,3-d]pyrimidin-2-amine
	        (4-氯-7H-吡咯并[2,3-d]嘧啶-2-基)-[4-(2-吡咯烷-1-基-乙氧基)-苯基]-胺
	      
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	      	4-methyl-5-oxido-1,2,5-oxadiazol-5-ium-3-carbonyl chloride
	        1,2,5-恶二唑-3-羰基氯,4-甲基-1,5-氧化物(9CI)
	      
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	      	4-(2,5-dihydrooxazol-4-yl)benzonitrile
	        4-(2,5-dihydrooxazol-4-yl)benzonitrile
	      
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	      	4,7-Methano-1H-inden-5-ol, octahydro-5-methyl-
	        4,7-Methano-1H-inden-5-ol, octahydro-5-methyl
	      
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	      	4-Bromo-1,2-bis(bromomethyl)benzene
	        4-溴-1,2-双(溴甲基)苯
	      
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	      	4-phenylheptanedinitrile
	        4-phenylheptanedinitrile
	      
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	      	4-diphenylphosphorylbenzonitrile
	        4-diphenylphosphorylbenzonitrile
	      
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	      	4-methyl-1-phenyl-4-(trimethylsiloxy)-1,3-pentanedione
	        4-methyl-1-phenyl-4-(trimethylsiloxy)-1,3-pentanedione
	      
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	      	4-Oxo-8-((4-(4-phenylbutoxy)phenyl)carbonylamino)chromene-2-carboxamide
	        4-Oxo-8-[4-(4-phenylbutoxy)benzoylamino]-4H-1-benzopyran-2-carboxamide
	      
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	      	4-methoxy-2,6-diphenylphenol
	        4-methoxy-2,6-diphenylphenol
	      
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	      	4-methoxy-6-methyl-3-vinyl-2-pyrone
	        4-methoxy-6-methyl-3-vinyl-2-pyrone
	      
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	      	4-(4-methylphenyl)-3-butenenitrile
	        4-(4-methylphenyl)-3-butenenitrile
	      
- 
	      	4-ethoxy-2-methylpyrimidine-5-carbonitrile
	        4-乙氧基-2-甲基-5-嘧啶甲腈
	      
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	      	4-(4-chlorophenyl)-1,2-dihydronaphthalene
	        4-(4-chlorophenyl)-1,2-dihydronaphthalene
	      
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	      	4-(hydroxyamino)-5H-1,3-thiazol-2-one
	        4-(hydroxyamino)-5H-1,3-thiazol-2-one
	      
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	      	4-[4-(hydroxymethyl)phenoxy]benzonitrile
	        4-[4-(hydroxymethyl)phenoxy]benzonitrile
	      
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	      	4,4a-dihydro-1,4-ethenobismino[1,2-b][1,2]dibismine
	        4,4a-dihydro-1,4-ethenobismino[1,2-b][1,2]dibismine
	      
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	      	4-[(4-Methylphenyl)sulfonyl]-5-(2-phenylethyl)-1,3-oxazole
	        4-[(4-Methylphenyl)sulfonyl]-5-(2-phenylethyl)-1,3-oxazole
	      
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	      	4,7-dichloro-2-methyl-[8]quinolylamine
	        4,7-dichloro-2-methyl-[8]quinolylamine
	      
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	      	4-oxo-1-((trimethylsilyl)oxy)-1,4-dihydronaphthalene-1-carbonitrile
	        4-oxo-1-((trimethylsilyl)oxy)-1,4-dihydronaphthalene-1-carbonitrile
	      
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	      	4-methoxy-6,7-dimethylpteridin-2-amine
	        4-methoxy-6,7-dimethylpteridin-2-amine
	      
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	      	4-bromonaphthalene-1,8-dicarboxylic acid
	        4-bromonaphthalene-1,8-dicarboxylic acid
	      
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	      	4,6-Dichloro-2-(trifluoromethyl)-1H-benzimidazole
	        2-(三氟甲基)-5,7-二氯-1H-苯并咪唑
	      
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	      	4-(4-chlorophenyl)-2-oxo-6-phenyl-1H-pyridine-3-carbonitrile
	        4-(4-chlorophenyl)-2-oxo-6-phenyl-1H-pyridine-3-carbonitrile
	      
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	      	4,5α-epoxy-3,14β-dihydroxy-17-(prop-2-enyl)-morphinane-6-spiro-2’-(1,3-dioxolan)
	        (5alpha)-4,5-环氧-3,14-二羟基-17-(2-丙烯基)-吗喃-6-酮环1,2-乙二基缩醛
	      
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	      	4-[amino(methyl)amino]-5H-1,3-thiazol-2-one
	        4-(氨基-甲基氨基)-5H-1,3-噻唑-2-酮
	      
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	      	4,4-dimethylhept-6-enal
	        4,4-dimethylhept-6-enal
	      
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	      	4-ethoxy-1,2-dihydronaphthalene
	        4-ethoxy-1,2-dihydronaphthalene
	      
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	      	4,6,8-Trimethyl-1,2-azulendicarbonsaeure-dimethylester
	        4,6,8-Trimethyl-1,2-azulendicarbonsaeure-dimethylester
	      
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	      	4-(2-hydroxypropan-2-yl)-7-methylnonan-2-one
	        4-(2-hydroxypropan-2-yl)-7-methylnonan-2-one
	      
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	      	4'-[2-(Dimethylamino)-2-oxoethyl]-2'-methoxy-4-biphenylcarboxylic acid
	        4\'-[2-(Dimethylamino)-2-oxoethyl]-2\'-methoxy-4-biphenylcarboxylic acid
	      
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	      	4H-2,6-Diphenyl-1,3,4,5-thiatriazine 1,1-dioxide
	        4H-2,6-Diphenyl-1,3,4,5-thiatriazine 1,1-dioxide
	      
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	      	4,6-dimethyl-2-((trimethylsilyl)ethynyl)pyrimidine
	        4,6-dimethyl-2-((trimethylsilyl)ethynyl)pyrimidine
	      
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	      	4,6-dimethoxy-1-benzofuran-3-one
	        4,6-dimethoxy-1-benzofuran-3-one
	      
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	      	4-tert-butylmorpholine
	        4-tert-butylmorpholine
	      
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	      	4-ethyl-2,2-dimethyl-1-oxido-5-phenyl-3H-pyrrol-1-ium-4-ol
	        4-ethyl-2,2-dimethyl-1-oxido-5-phenyl-3H-pyrrol-1-ium-4-ol
	      
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	      	4-propanoyl-1H-pyrrole-2-carboxylate
	        4-丙酰基-1H-吡咯-2-羧酸
	      
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	      	4-(dimethylamino)-3-hydroxybutanamide
	        4-(dimethylamino)-3-hydroxybutanamide
	      
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	      	4,5-Thiazoledicarboxylicacid,2-chloro-,diethylester(9CI)
	        2-氯噻唑-4,5-二羧酸二乙酯
	      
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	      	4-(2,5-dioxopyrrolidin-1-yl-oxycarbonylamino)indazole-1-carboxylic acid methyl ester
	        4-(2,5-dioxopyrrolidin-1-yl-oxycarbonylamino)indazole-1-carboxylic acid methyl ester
	      
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	      	4-benzenesulfonylamino-benzenediazonium-betaine
	        4-benzenesulfonylamino-benzenediazonium-betaine
	      
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	      	4-methoxy-3-oxo-1,3-dihydroisobenzofuran-1-carbonitrile
	        4-methoxy-3-oxo-1,3-dihydroisobenzofuran-1-carbonitrile
	      
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	      	4,5-bis(ethylthio)-1,3-dithiole-2-one
	        4,5-bis(ethylthio)-1,3-dithiole-2-one