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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4,4'-((2,5-dioctyl-1,4-phenylene)bis(ethyne-2,1-diyl))bis(ethynylbenzene) 1079397-81-1 C42H46
4,4'-((2,5-dioctyl-1,4-phenylene)bis(ethyne-2,1-diyl))bis(ethynylbenzene)
—— 4-amino-2-(dipropoxyphosphinothioylamino)-1H-pyrimidin-6-one 13259-52-4 C10H19N4O3PS
4-amino-2-(dipropoxyphosphinothioylamino)-1H-pyrimidin-6-one
—— [4-Chloro-2-(methoxycarbonyl)phenoxy]acetic acid 21456-12-2 C10H9ClO5
[4-Chloro-2-(methoxycarbonyl)phenoxy]acetic acid
—— 4-acetyl-5-hydroxy-2-methyl-benzofuran-3-carboxylic acid 32561-16-3 C12H10O5
4-acetyl-5-hydroxy-2-methyl-benzofuran-3-carboxylic acid
—— 4-amino-N-(4H-1,2,4-triazol-4-yl)benzenesulfonamide 17103-50-3 C8H9N5O2S
4-amino-N-(4H-1,2,4-triazol-4-yl)benzenesulfonamide
—— 4-chloro-2-(6-methylpyridin-2-yl)-7-nitroquinazoline 733806-73-0 C14H9ClN4O2
4-chloro-2-(6-methylpyridin-2-yl)-7-nitroquinazoline
—— 4-[4'-(cyanomethyl)biphenyl-4-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 1289622-26-9 C20H22N2O4S
4-[4'-(cyanomethyl)biphenyl-4-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide
—— 4-amino-N-(trans-4-((2-hydroxy-2-methylpropanoyl)amino)cyclohexyl)-7-(2-methoxy-4-pyridinyl)pyrrolo[2,1-f][1,2,4]triazine-5-carboxamide 1338050-07-9 C23H29N7O4
4-amino-N-(trans-4-((2-hydroxy-2-methylpropanoyl)amino)cyclohexyl)-7-(2-methoxy-4-pyridinyl)pyrrolo[2,1-f][1,2,4]triazine-5-carboxamide
—— 4-chloro-3-isopropylsulfamoylbenzoic acid 2295-63-8 C10H12ClNO4S
4-chloro-3-isopropylsulfamoylbenzoic acid
—— 4-chloro-3-(trifluoromethyl)-N-((1R,4R)-4-(3-(trifluoromethyl)phenylsulfonyl)cyclohexyl)benzamide 1276671-01-2 C21H18ClF6NO3S
4-chloro-3-(trifluoromethyl)-N-((1R,4R)-4-(3-(trifluoromethyl)phenylsulfonyl)cyclohexyl)benzamide
—— 4-Cyclohexyl-3-phenyl-5-[(phenyl-hydrazono)-p-tolyl-methyl]-1-p-tolyl-1H-[1,2,4]triazol-4-ium; chloride 123150-05-0 C35H36N5*Cl
4-Cyclohexyl-3-phenyl-5-[(phenyl-hydrazono)-p-tolyl-methyl]-1-p-tolyl-1H-[1,2,4]triazol-4-ium; chloride
—— [4-(2-amino-6-methyl-[1,2,4]triazolo[1,5-a]pyridin-8-yl)-phenyl]-acetonitrile 1319068-39-7 C15H13N5
[4-(2-amino-6-methyl-[1,2,4]triazolo[1,5-a]pyridin-8-yl)-phenyl]-acetonitrile
—— 4-(methylthio)-N-(4-(methylthio)phenyl)-N-(4-((triethylsilyl)ethynyl)phenyl)aniline 1440427-11-1 C28H33NS2Si
4-(methylthio)-N-(4-(methylthio)phenyl)-N-(4-((triethylsilyl)ethynyl)phenyl)aniline
—— 4-Iodoxy-o-xylol 63689-71-4 C8H9IO2
4-Iodoxy-o-xylol
—— 4-[[3,3-bis(4-methoxyphenyl)piperidin-1-yl]methyl]-N-(2-methoxyethyl)-N-methylbenzamide 946158-79-8 C31H38N2O4
4-[[3,3-bis(4-methoxyphenyl)piperidin-1-yl]methyl]-N-(2-methoxyethyl)-N-methylbenzamide
—— 4-(2,2-Dinitropropyl)-1-diazo-6,6-dinitro-4-azaheptan-2-on 37056-44-3 C9H13N7O9
4-(2,2-Dinitropropyl)-1-diazo-6,6-dinitro-4-azaheptan-2-on
—— [(4aR,6S,7R,8S,8aR)-5-benzyl-8-hydroxy-6-(methylcarbamoyl)-2-phenyl-4,4a,6,7,8,8a-hexahydro-[1,3]dioxino[5,4-b]pyridin-7-yl] benzoate 1567326-62-8 C29H30N2O6
[(4aR,6S,7R,8S,8aR)-5-benzyl-8-hydroxy-6-(methylcarbamoyl)-2-phenyl-4,4a,6,7,8,8a-hexahydro-[1,3]dioxino[5,4-b]pyridin-7-yl] benzoate
—— 4-(4-(tert-butyl)-2-oxopyridin-1(2H)-yl)-2-methyl-2-(methylsulfonyl)butanoic acid 1358778-67-2 C15H23NO5S
4-(4-(tert-butyl)-2-oxopyridin-1(2H)-yl)-2-methyl-2-(methylsulfonyl)butanoic acid
—— 4-(4'-n-octadecyloxybenzoyloxy)-3-methoxy benzylidene-4"-anisidine 74211-44-2 C40H55NO5
4-(4'-n-octadecyloxybenzoyloxy)-3-methoxy benzylidene-4"-anisidine
—— 4-Fluor-3'-nitrobibenzyl 24941-78-4 C14H12FNO2
4-Fluor-3'-nitrobibenzyl
—— 4-(2-Pyrrolidone-5-carbonyl)-2-ketopiperazine 110957-68-1 C9H13N3O3
4-(2-Pyrrolidone-5-carbonyl)-2-ketopiperazine
—— 4-Chloromethyl-3,3-dichloro-1-(m-trifluoromethylphenyl)-2-pyrrolidone 61213-28-3 C12H9Cl3F3NO
4-Chloromethyl-3,3-dichloro-1-(m-trifluoromethylphenyl)-2-pyrrolidone
—— 4-fluoro-3-methyl-N-[4-({[2-(methylamino)quinazolin-4-yl]amino}methyl)phenyl]benzamide 1039732-13-2 C24H22FN5O
4-fluoro-3-methyl-N-[4-({[2-(methylamino)quinazolin-4-yl]amino}methyl)phenyl]benzamide
—— 4-(tert-butyldimethylsilyloxy)-1-cyclohexylpent-2-yn-1-ol 1265903-83-0 C17H32O2Si
4-(tert-butyldimethylsilyloxy)-1-cyclohexylpent-2-yn-1-ol
—— 4-(3-chlorophenyl)-7-methyl-5-((trans-4-methylcyclohexyl)methyl)-5H-pyrrolo[3,2-d]pyrimidine-2-carbonitrile 1616372-07-6 C22H23ClN4
4-(3-chlorophenyl)-7-methyl-5-((trans-4-methylcyclohexyl)methyl)-5H-pyrrolo[3,2-d]pyrimidine-2-carbonitrile
—— 4,6-Bis(4-fluorophenyl)benzene-1,3-dicarboxylic acid 1228673-59-3 C20H12F2O4
4,6-Bis(4-fluorophenyl)benzene-1,3-dicarboxylic acid
—— 4-allyloxy-2-hydroxy-3-iodo-6-methoxyacetophenone 74047-33-9 C12H13IO4
4-allyloxy-2-hydroxy-3-iodo-6-methoxyacetophenone
—— 4,5-Dimethoxy-2-(3-phenylmethoxyprop-1-ynyl)benzaldehyde 1191418-52-6 C19H18O4
4,5-Dimethoxy-2-(3-phenylmethoxyprop-1-ynyl)benzaldehyde
—— 4-(4-allyl-4-methyl-2-oxo-2λ5-[1,3,2]dioxaphosphinan-2-yl)-morpholine 94891-91-5 C11H20NO4P
4-(4-allyl-4-methyl-2-oxo-2λ5-[1,3,2]dioxaphosphinan-2-yl)-morpholine
—— 4,5-bis(-bis(trimethylstannyl)methylene)-3-boratricyclo[5.3.1.1(3,9)]dodecane 648417-25-8 C25H51BSn4
4,5-bis(-bis(trimethylstannyl)methylene)-3-boratricyclo[5.3.1.1(3,9)]dodecane
—— 4-[2-amino-2-(4-pyridinyl)ethoxymethyl]piperidine-1-carboxylic acid tert-butyl ester 724463-20-1 C18H29N3O3
4-[2-amino-2-(4-pyridinyl)ethoxymethyl]piperidine-1-carboxylic acid tert-butyl ester
—— 4-[3-(5,7-difluoro-quinolin-6-ylmethyl)-imidazo[1,2-b]pyridazin-6-yl]-1-methyl-piperazin-2-one 1264838-05-2 C21H18F2N6O
4-[3-(5,7-difluoro-quinolin-6-ylmethyl)-imidazo[1,2-b]pyridazin-6-yl]-1-methyl-piperazin-2-one
—— [4-oxo-3-(2-propionylamino-phenyl)-thiazolidin-2-ylidene]-carbamic acid isopropyl ester 36819-83-7 C16H19N3O4S
[4-oxo-3-(2-propionylamino-phenyl)-thiazolidin-2-ylidene]-carbamic acid isopropyl ester
—— 4-(2-benzyl-6-chloro-pyrimidin-4-yl)-morpholine 22201-72-5 C15H16ClN3O
4-(2-benzyl-6-chloro-pyrimidin-4-yl)-morpholine
—— 4-{11-[4-(4-Methoxy-phenylazo)-phenoxy]-undecyloxy}-benzaldehyde 851857-52-8 C31H38N2O4
4-{11-[4-(4-Methoxy-phenylazo)-phenoxy]-undecyloxy}-benzaldehyde
—— (4β,8α)-1α,4β-Dimethyl-9β-carbethoxytricyclo<6.3.0.04,8>undecan-2-one 87372-24-5 C16H24O3
(4β,8α)-1α,4β-Dimethyl-9β-carbethoxytricyclo<6.3.0.04,8>undecan-2-one
—— 4-[(<i>N</i>-propyl-glycyl)-amino]-benzoic acid isobutyl ester 101270-16-0 C16H24N2O3
4-[(<i>N</i>-propyl-glycyl)-amino]-benzoic acid isobutyl ester
—— 4,4'-diethoxy-5,5'-diisopropyl-2,3,2',3'-tetramethoxy-7,7'-dimethyl-2<i>H</i>,2'<i>H</i>-[8,8']bi[naphtho[1,8-<i>bc</i>]furanyl] 906425-11-4 C38H46O8
4,4'-diethoxy-5,5'-diisopropyl-2,3,2',3'-tetramethoxy-7,7'-dimethyl-2<i>H</i>,2'<i>H</i>-[8,8']bi[naphtho[1,8-<i>bc</i>]furanyl]
—— 4,6-Dichloro-1-pentofuranosyl-1H-imidazo[4,5-c]pyridine 40656-70-0 C11H11Cl2N3O4
4,6-Dichloro-1-pentofuranosyl-1H-imidazo[4,5-c]pyridine
—— 4-<3,4-Dimethyl-benzylamino>-pyrazolo<3,4-d>pyrimidin 97086-76-5 C14H15N5
4-<3,4-Dimethyl-benzylamino>-pyrazolo<3,4-d>pyrimidin
—— 4-m-Tolyl-1-(ethyl-mercaptomethyl)-piperazin 107771-98-2 C14H22N2S
4-m-Tolyl-1-(ethyl-mercaptomethyl)-piperazin
—— 4-(2',4'-dimethoxybiphenyl-4-yl)-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 1289621-48-2 C20H25NO6S
4-(2',4'-dimethoxybiphenyl-4-yl)-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide
—— 4-(4-{[5-fluoro-2-(trifluoromethyl)benzyl]oxy}phenyl)-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 1289625-31-5 C20H21F4NO5S
4-(4-{[5-fluoro-2-(trifluoromethyl)benzyl]oxy}phenyl)-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide
—— 4-Methoxy-benzoic acid 3-methyl-4-p-tolylazo-phenyl ester 76939-62-3 C22H20N2O3
4-Methoxy-benzoic acid 3-methyl-4-p-tolylazo-phenyl ester
—— 4-[2-(dibiphenyl-4-ylfluoromethyl)-pyrrolidin-1-yl]-pyridine 1592000-40-2 C34H29FN2
4-[2-(dibiphenyl-4-ylfluoromethyl)-pyrrolidin-1-yl]-pyridine
—— 4-[[bis(1-methylethyl)amino]carbonyl] benzeneacetic acid 1266251-81-3 C15H21NO3
4-[[bis(1-methylethyl)amino]carbonyl] benzeneacetic acid
—— 4-(2',2'-dimethoxyethylimino)methyl-7-(1''-methyl-2''-oxopropyloxy)quinolin-2-one 506431-51-2 C18H22N2O5
4-(2',2'-dimethoxyethylimino)methyl-7-(1''-methyl-2''-oxopropyloxy)quinolin-2-one
—— 4-[(3R)-3-aminopyrrolidin-1-yl]-8-tert-butyl-6,7,8,9-tetrahydro[1]benzothieno[3,2-d]pyrimidin-2-amine 1132692-33-1 C18H27N5S
4-[(3R)-3-aminopyrrolidin-1-yl]-8-tert-butyl-6,7,8,9-tetrahydro[1]benzothieno[3,2-d]pyrimidin-2-amine
—— 4-Chloro-3-pyrrolidin-1-yl-1,2-benzothiazole 1,1-dioxide 936921-36-7 C11H11ClN2O2S
4-Chloro-3-pyrrolidin-1-yl-1,2-benzothiazole 1,1-dioxide
—— 4-hydroxy-8-methyl-2-oxo-7,8-dihydro-2H,6H-pyrrolo<2,1-b><1,3>thiazinium hydroxide inner salt 166535-68-8 C8H9NO2S
4-hydroxy-8-methyl-2-oxo-7,8-dihydro-2H,6H-pyrrolo<2,1-b><1,3>thiazinium hydroxide inner salt