4开头化工名词
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4-Chloro-6,7-dimethoxy-2-methylquinazoline
4-氯-6,7-二甲氧基-2-甲基喹唑啉
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4-hydroxy-3-propan-2-ylbenzonitrile
4-羟基-3-异丙基-苯甲腈
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4-(carboxymethylamino)benzene-1,3-dicarboxylic acid
4-(carboxymethylamino)benzene-1,3-dicarboxylic acid
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4-nitro-N'-(4-nitrobenzoyl)benzohydrazide
4-nitro-N\'-(4-nitrobenzoyl)benzohydrazide
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4-Octenal
4-辛烯醛
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4-butyl-4-hydroxy-cyclohexa-2,5-dienone
4-butyl-4-hydroxy-cyclohexa-2,5-dienone
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4'-Methyl-3-phenylacrylophenone
1-(4-甲基苯基)-3-苯基丙-2-烯-1-酮
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4-propanoylbenzoic acid
4-丙酰苯甲酸
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4-methyl-3-methylsulfinyl-5-(5-nitrofuran-2-yl)-1,2,4-triazole
4-甲基-3-(甲基亚磺酰)-5-(5-硝基呋喃-2-基)-4H-1,2,4-三唑
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4-(2-phenyl-1,3-dioxolan-2-yl)benzaldehyde
4-(2-phenyl-1,3-dioxolan-2-yl)benzaldehyde
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4-(4-chloro-phenyl)-1,3-dihydro-benzo[b][1,4]diazepine-2-thione
4-(4-chloro-phenyl)-1,3-dihydro-benzo[b][1,4]diazepine-2-thione
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4-bromo-1-methyl-5-nitroimidazole
4-溴-1-甲基-5-硝基-1H-咪唑
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4-(1H-indol-3-yl)butanenitrile
4-(1H-indol-3-yl)butanenitrile
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4-Chloro-3-(trifluoromethyl)quinoline
4-氯-3-(三氟甲基)喹啉
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4-Dimethoxymethyl-2-(o-hydroxyphenyl)-thiazol
4-Dimethoxymethyl-2-(o-hydroxyphenyl)-thiazol
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4,8-dimethylnon-7-en-1-ol
4,8-dimethylnon-7-en-1-ol
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4-(hydroperoxymethyl)-6,6-dimethylbicyclo[3.1.1]hept-3-ene
4-(hydroperoxymethyl)-6,6-dimethylbicyclo[3.1.1]hept-3-ene
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4-(5-methyl-[1,3,4]thiadiazol-2-yl)-allophanic acid methyl ester
4-(5-methyl-[1,3,4]thiadiazol-2-yl)-allophanic acid methyl ester
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4-hydroxyimino-tetrahydro-thiophene-3-carboxylic acid methyl ester
4-hydroxyimino-tetrahydro-thiophene-3-carboxylic acid methyl ester
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4-nitrothiophene-2-carbaldehyde
2-Thiophenecarboxaldehyde, 4-nitro- (6CI,7CI,9CI)
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4-methyl-N-benzyl-N-methylbenzamide
4-methyl-N-benzyl-N-methylbenzamide
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4-methoxy-4-oxo-3-(triphenyl-λ5-phosphanylidene)butanoic acid
4-Methoxy-4-oxo-3-(triphenylphosphoranylidene)-butanoic acid
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4-butylcyclopent-2-en-1-one
4-butylcyclopent-2-en-1-one
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4-(Chloromethyl)-3-methylphenyl ethyl carbonate
4-氯甲基-3-甲基苯基羧酸乙酯
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4-amino-N-(4,5,6-trimethylpyrimidin-2-yl)benzenesulfonamide
4-amino-N-(4,5,6-trimethylpyrimidin-2-yl)benzenesulfonamide
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4-[(4-methoxyphenyl)methylidene]-2-phenyl-1,3-oxazol-5-one
4-(4-甲氧基亚苄基)-2-苯基-2-噁唑烷-5-酮
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4-Heptanol, 3,4-dimethyl-
3,4-二甲基-4-庚醇
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4-cyclopropanecarbonylamino-2-nitro-benzoic acid
4-cyclopropanecarbonylamino-2-nitro-benzoic acid
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4-nitro-1-oxido-2,1,3-benzoxadiazol-1-ium
4-硝基-2,1,3-苯并噁二唑 1-氧化
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4-bromo-N-hydroxybenzamide
4-溴-N-羟基苯甲酰胺
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4-Methyl-2-(3-methylphenyl)pyridine
4-甲基-2-间甲苯基吡啶
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4-(2-methylthiazol-4-yl)benzoic acid methyl ester
4-(2-methylthiazol-4-yl)benzoic acid methyl ester
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4-(pyrazol-1-ylmethyl)phenol
4-(1H-吡唑-1-甲基)苯酚
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4-fluoro-N-[(4-fluorophenyl)methyl]aniline
4-fluoro-N-[(4-fluorophenyl)methyl]aniline
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4-chloro-3-iodo-2H-pyrazolo[3,4-b]pyridine
4-氯-3-碘-1H-吡唑并[3,4-b]吡啶
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4-(3-(Methylamino)-1-(thiophen-2-yl)propyl)naphthalen-1-ol
4-(3-(甲基氨基)-1-(噻吩-2-基)丙基)萘-1-醇
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4-methoxy-2-(5-methoxy-2-methylphenyl)-1-methylbenzene
4-methoxy-2-(5-methoxy-2-methylphenyl)-1-methylbenzene
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4-diazonio-2,6-dimethylphenolate
4-diazonio-2,6-dimethylphenolate
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4-Bromo-1-benzothiophene-2-carbonyl chloride
4-溴苯并[b]噻吩-2-羰酰氯
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4-methylsulfanyl-3-(trifluoromethyl)benzaldehyde
4-methylsulfanyl-3-(trifluoromethyl)benzaldehyde
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4',9',10-Tris-O-acetyl-4-O-(methylsulfonyl)-purpuromycin
4\',9\',10-Tris-O-acetyl-4-O-(methylsulfonyl)-purpuromycin
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4-indan-5-yl-4-oxo-butyric acid ethyl ester
4-indan-5-yl-4-oxo-butyric acid ethyl ester
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4-chloro-3,6-dimethyl-2-(2,4,6-trimethylphenoxy)pyridine
吡啶, 4-氯-3,6-二甲基-2-(2,4,6-三甲基苯氧基)-
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4-hydroxy-3-methoxy-5-methylbenzonitrile
3-甲氧基-5-甲基-4-羟基苯甲腈
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4-chloro-1-[4-(1-hydroxy-2-methylpropan-2-yl)phenyl]butan-1-one
4-chloro-1-[4-(1-hydroxy-2-methylpropan-2-yl)phenyl]butan-1-one
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4-acetamido-3-nitrobenzenesulfonyl chloride
4-(乙酰基氨基)-3-硝基苯磺酰氯
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4-(4-fluoro-benzylidene)-2-methyl-4H-oxazol-5-one
4-(4-fluoro-benzylidene)-2-methyl-4H-oxazol-5-one
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4-carboxyl-5-carboxymethyl-2-furanone
4-carboxyl-5-carboxymethyl-2-furanone
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4-(4-Methoxyphenyl)-3,5-dimethyl-1,2-oxazole
4-(4-Methoxyphenyl)-3,5-dimethyl-1,2-oxazole
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4-Chloro-8-Methoxyquinazoline
4-氯-8-甲氧基喹唑啉