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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4-bromo-5-nitrothiophene-2-carboxamide 31862-82-5 C5H3BrN2O3S
4-bromo-5-nitrothiophene-2-carboxamide
—— 4-Methanesulfonyl-1-methyl-5-phenyl-1H-pyrazole 108289-94-7 C11H12N2O2S
4-Methanesulfonyl-1-methyl-5-phenyl-1H-pyrazole
—— 4-Mercapto-2.5-dimethyl-benzoesaeure 21339-75-3 C9H10O2S
4-Mercapto-2.5-dimethyl-benzoesaeure
—— 4-Benzamino-5,5-dimethyl-2-oxo-oxazolidin 14442-04-7 C12H14N2O3
4-Benzamino-5,5-dimethyl-2-oxo-oxazolidin
—— 4-Chlor-2-chlormethyl-5-methoxypyridin-1-oxid 28104-32-7 C7H7Cl2NO2
4-Chlor-2-chlormethyl-5-methoxypyridin-1-oxid
—— <4.6-Diacetyl-1.3-phenylendioxy>-diessigsaeure-diethylester 859946-27-3 C18H22O8
<4.6-Diacetyl-1.3-phenylendioxy>-diessigsaeure-diethylester
—— 4,6-diazidopyrimidine 1500-96-5 C4H2N8
4,6-diazidopyrimidine
—— 4,5-Dimethyl-3-(3-oxo-butyl)-Δ<sup>4</sup>-thiazolin-2-thion 22997-18-8 C9H13NOS2
4,5-Dimethyl-3-(3-oxo-butyl)-Δ<sup>4</sup>-thiazolin-2-thion
—— 4-Amino-2-methyl-6-furyl-(2)-pyrimidin 28565-28-8 C9H9N3O
4-Amino-2-methyl-6-furyl-(2)-pyrimidin
—— 4-(3-Methylphenyl)-3-[4-[4-(3-methylphenyl)-5-prop-2-enylsulfanyl-1,2,4-triazol-3-yl]butyl]-5-prop-2-enylsulfanyl-1,2,4-triazole 124946-11-8 C28H32N6S2
4-(3-Methylphenyl)-3-[4-[4-(3-methylphenyl)-5-prop-2-enylsulfanyl-1,2,4-triazol-3-yl]butyl]-5-prop-2-enylsulfanyl-1,2,4-triazole
—— 4-Methoxy-3-(2-hydroxy-ethyl)-benzo<b>thiophen 16768-99-3 C11H12O2S
4-Methoxy-3-(2-hydroxy-ethyl)-benzo<b>thiophen
—— 4-Methyl-5-methoxy-isoxazol 16864-12-3 C5H7NO2
4-Methyl-5-methoxy-isoxazol
—— 4-Methoxy-1-methyl-1H-2.1-benzothiazin-2.2-dioxid 16095-12-8 C10H11NO3S
4-Methoxy-1-methyl-1H-2.1-benzothiazin-2.2-dioxid
—— 4-Brom-2-amino-1H-naphth<2.3-d>azepin 2184-04-5 C14H11BrN2
4-Brom-2-amino-1H-naphth<2.3-d>azepin
—— 4-Piperonyl-3-methyl-5-oxo-Δ<sup>2</sup>-isoxazolin 14731-85-2 C12H11NO4
4-Piperonyl-3-methyl-5-oxo-Δ<sup>2</sup>-isoxazolin
—— 4-Cyclohexyl-2-isopropyl-5-phenylimino-3-oxo-1,2,4-thiadiazolidin 16208-72-3 C17H23N3OS
4-Cyclohexyl-2-isopropyl-5-phenylimino-3-oxo-1,2,4-thiadiazolidin
—— 4-Methylisoxazolin-5-on 16864-11-2 C4H5NO2
4-Methylisoxazolin-5-on
—— 4-Benzyloxy-2-oxo-oxazolidin 14441-96-4 C10H11NO3
4-Benzyloxy-2-oxo-oxazolidin
—— 4-Phenyl-2-ethyl-5-butylimino-3-oxo-1,2,4-thiadiazolidin 16208-70-1 C14H19N3OS
4-Phenyl-2-ethyl-5-butylimino-3-oxo-1,2,4-thiadiazolidin
—— 4-Benzamino-5-methyl-2-oxo-oxazolidin 14442-00-3 C11H12N2O3
4-Benzamino-5-methyl-2-oxo-oxazolidin
—— 4-Acetamino-2-methyl-6-furyl-(2)-pyrimidin 92289-85-5 C11H11N3O2
4-Acetamino-2-methyl-6-furyl-(2)-pyrimidin
—— 4-Chlor-2-brom-2'-nitro-6'-isopropyloxy-diphenylsulfid 16762-88-2 C15H13BrClNO3S
4-Chlor-2-brom-2'-nitro-6'-isopropyloxy-diphenylsulfid
—— 4-Phenylacetamino-5-methyl-2-oxo-oxazolidin 14442-01-4 C12H14N2O3
4-Phenylacetamino-5-methyl-2-oxo-oxazolidin
—— 4-Piperonyl-3-amino-5-oxo-Δ<sup>3</sup>-isoxazolin 14731-86-3 C11H10N2O4
4-Piperonyl-3-amino-5-oxo-Δ<sup>3</sup>-isoxazolin
—— 4-Amino-5-methyl-2-oxo-oxazolidin 803611-44-1 C4H8N2O2
4-Amino-5-methyl-2-oxo-oxazolidin
—— 4-(4-Brom-phenyl)-2-(2-aethoxycarbonylmethyl-phenyl)-thiazol 7521-12-2 C19H16BrNO2S
4-(4-Brom-phenyl)-2-(2-aethoxycarbonylmethyl-phenyl)-thiazol
—— 4.5-Diphenyl-2-(2-aethoxycarbonylmethyl-phenyl)-thiazol 7521-13-3 C25H21NO2S
4.5-Diphenyl-2-(2-aethoxycarbonylmethyl-phenyl)-thiazol
—— 4-Phenyl-2-(2-aethoxycarbonylmethyl-phenyl)-thiazol 7521-11-1 C19H17NO2S
4-Phenyl-2-(2-aethoxycarbonylmethyl-phenyl)-thiazol
—— 4-Hydroxy-2.5-dicarboxy-furo<2.3-b>pyridin 6562-78-3 C9H5NO6
4-Hydroxy-2.5-dicarboxy-furo<2.3-b>pyridin
—— 4-Fluor-10-chlor-8-methyl-5,10-dihydro-phenarsazin 1800-57-3 C13H10AsClFN
4-Fluor-10-chlor-8-methyl-5,10-dihydro-phenarsazin
—— 4-(3-Methylphenyl)-3-[4-[4-(3-methylphenyl)-5-pentylsulfanyl-1,2,4-triazol-3-yl]butyl]-5-pentylsulfanyl-1,2,4-triazole 124946-12-9 C32H44N6S2
4-(3-Methylphenyl)-3-[4-[4-(3-methylphenyl)-5-pentylsulfanyl-1,2,4-triazol-3-yl]butyl]-5-pentylsulfanyl-1,2,4-triazole
—— 4-Chlor-5-(2-<1.3-dioxolanyl-(2)>-aethyl)-6-methyl-pyrimidin 94115-16-9 C10H13ClN2O2
4-Chlor-5-(2-<1.3-dioxolanyl-(2)>-aethyl)-6-methyl-pyrimidin
—— 4-amino-6-methylamino-1-methylpyrimidine-2-thione 158495-75-1 C6H10N4S
4-amino-6-methylamino-1-methylpyrimidine-2-thione
—— 4-allyloxymethyl-3,6,9,12,-tetraoxa-18-azabicyclo<12.3.1>octadeca-14,17-diene-16(18H)-one 124060-03-3 C17H25NO6
4-allyloxymethyl-3,6,9,12,-tetraoxa-18-azabicyclo<12.3.1>octadeca-14,17-diene-16(18H)-one
—— 4-(quinolin-2-yl)butan-1-ol 121277-72-3 C13H15NO
4-(quinolin-2-yl)butan-1-ol
—— 4-Methyl-2-phenylthieno[3,4-d][1,3]thiazole 123888-39-1 C12H9NS2
4-Methyl-2-phenylthieno[3,4-d][1,3]thiazole
—— 4-allyloxymethyl-3,6,9-trioxa-1,11-undecanediol ditosylate 124029-00-1 C26H36O10S2
4-allyloxymethyl-3,6,9-trioxa-1,11-undecanediol ditosylate
—— 4-(4-Diethylamino-phenylazo)-N-(1-methyl-2-oxo-1,2-dihydro-pyridin-3-yl)-benzamide 121717-39-3 C23H25N5O2
4-(4-Diethylamino-phenylazo)-N-(1-methyl-2-oxo-1,2-dihydro-pyridin-3-yl)-benzamide
—— 4-Methoxy-9-[7-(4-methoxyacridin-9-yl)sulfanylheptylsulfanyl]acridine 107931-81-7 C35H34N2O2S2
4-Methoxy-9-[7-(4-methoxyacridin-9-yl)sulfanylheptylsulfanyl]acridine
—— 4-amino-6-carboxymethoxy-1-methyl-2-pyrimidinethione 158495-64-8 C7H9N3O3S
4-amino-6-carboxymethoxy-1-methyl-2-pyrimidinethione
—— 4-amino-7-<3,5-di-O-(t-butyldimethylsilyl)-β-D-arabinofuranosyl>pyrrolo<2,3-d>pyrimidine-5-carbonitrile 118149-10-3 C24H41N5O4Si2
4-amino-7-<3,5-di-O-(t-butyldimethylsilyl)-β-D-arabinofuranosyl>pyrrolo<2,3-d>pyrimidine-5-carbonitrile
—— 4,10-Dimethoxy-6-methylthio<1>benzothieno<2,3-c>quinoline 108144-46-3 C18H15NO2S2
4,10-Dimethoxy-6-methylthio<1>benzothieno<2,3-c>quinoline
—— 4-Methanesulfonyl-5-phenyl-isoxazole 108289-90-3 C10H9NO3S
4-Methanesulfonyl-5-phenyl-isoxazole
—— 4-[4-(2,4-dioxothiazolidin-5-ylidenemethyl)-2-methoxyphenoxy]-3-methylbenzonitrile 1262328-55-1 C19H14N2O4S
4-[4-(2,4-dioxothiazolidin-5-ylidenemethyl)-2-methoxyphenoxy]-3-methylbenzonitrile
—— 4,17α-diaza-A,D-bishomo-5α-androstan-3,17-dione 121432-47-1 C19H30N2O2
4,17α-diaza-A,D-bishomo-5α-androstan-3,17-dione
—— 4-amino-2-sulfamoyl-benzoic acid 46277-93-4 C7H8N2O4S
4-amino-2-sulfamoyl-benzoic acid
—— 4-[4-(2,4-dioxothiazolidin-5-ylidenemethyl)-2-methoxyphenoxy]-3-chlorobenzoic acid methyl ester 1262328-50-6 C19H14ClNO6S
4-[4-(2,4-dioxothiazolidin-5-ylidenemethyl)-2-methoxyphenoxy]-3-chlorobenzoic acid methyl ester
—— 4-methylfuro<3',2':5,6>benzofuro<3,2-c>pyridin-1(2H)-one 111335-41-2 C14H9NO3
4-methylfuro<3',2':5,6>benzofuro<3,2-c>pyridin-1(2H)-one
—— (4-Amino-7-ethyl-6-methyl-3,8-dioxo-4,8-dihydro-3H-pyrimido[1,2-b][1,2,4]triazin-2-yl)-acetic acid methyl ester 117979-50-7 C12H15N5O4
(4-Amino-7-ethyl-6-methyl-3,8-dioxo-4,8-dihydro-3H-pyrimido[1,2-b][1,2,4]triazin-2-yl)-acetic acid methyl ester
—— 4-(4-methoxyphenyl)butyloxirane 116174-31-3 C13H18O2
4-(4-methoxyphenyl)butyloxirane