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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4H-1-Benzopyran-4-one, 6-fluoro-2-(2-iodophenyl)-,(2,4-dinitrophenyl)hydrazone 902149-20-6 C21H12FIN4O5
4H-1-Benzopyran-4-one, 6-fluoro-2-(2-iodophenyl)-,(2,4-dinitrophenyl)hydrazone
—— 4-azido-4-deoxy-3,6-di-O-benzyl-D-galactal 1235983-87-5 C20H21N3O3
4-azido-4-deoxy-3,6-di-O-benzyl-D-galactal
—— 4-[4-[4-[4-[[(2R,4S)-2-(2,4-dichlorophenyl)-2-(imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]piperazin-1-yl]phenyl]-3-ethyl-1H-1,2,4-triazol-5-one 89848-27-1 C34H35Cl2N7O4
4-[4-[4-[4-[[(2R,4S)-2-(2,4-dichlorophenyl)-2-(imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]piperazin-1-yl]phenyl]-3-ethyl-1H-1,2,4-triazol-5-one
—— 4-ethyl-2-(1-methyl-propenyl)-anisole 101266-78-8 C13H18O
4-ethyl-2-(1-methyl-propenyl)-anisole
—— 4,6-di-tert-butyl-2H-pyran-2-imine 1607008-58-1 C13H21NO
4,6-di-tert-butyl-2H-pyran-2-imine
—— 4-{(1S,2R)-3-Benzyloxy-2-hydroxy-1-[2-((2S,3R,4R,5R,6S)-3,4,5-triacetoxy-6-methyl-tetrahydro-pyran-2-yl)-ethylcarbamoyl]-propylcarbamoyl}-butyric acid 184005-43-4 C30H42N2O13
4-{(1S,2R)-3-Benzyloxy-2-hydroxy-1-[2-((2S,3R,4R,5R,6S)-3,4,5-triacetoxy-6-methyl-tetrahydro-pyran-2-yl)-ethylcarbamoyl]-propylcarbamoyl}-butyric acid
—— 4-Bromo-1,1,10,10-bis(trimethylenedithio)<2.2>metacyclophane 41047-91-0 C22H23BrS4
4-Bromo-1,1,10,10-bis(trimethylenedithio)<2.2>metacyclophane
—— 4-Acetyl-2-phenyl-2H-isoquinolin-1-one 87275-05-6 C17H13NO2
4-Acetyl-2-phenyl-2H-isoquinolin-1-one
—— 4-(6-methoxynaphthalen-2-yl)butan-2-one O-{2-[2-(2-benzyloxyethoxy)ethoxy]ethyl}oxime 1151752-32-7 C28H35NO5
4-(6-methoxynaphthalen-2-yl)butan-2-one O-{2-[2-(2-benzyloxyethoxy)ethoxy]ethyl}oxime
—— 4-(2-Hydroxy-ethoxy)-2-oxo-6-p-tolyl-cyclohex-3-enecarboxylic acid ethyl ester 52451-98-6 C18H22O5
4-(2-Hydroxy-ethoxy)-2-oxo-6-p-tolyl-cyclohex-3-enecarboxylic acid ethyl ester
—— (4R,5R,8R,9R,12R,13R)-1-tert-butyldimethylsilyloxy-4,13-di(methoxymethoxy)-5,8,9,12-dioxidotricos-23-ol 720678-40-0 C33H66O8Si
(4R,5R,8R,9R,12R,13R)-1-tert-butyldimethylsilyloxy-4,13-di(methoxymethoxy)-5,8,9,12-dioxidotricos-23-ol
—— 4,5-Dihydro-1-phenyl-3-azaphosphol 30596-36-2 C9H10NP
4,5-Dihydro-1-phenyl-3-azaphosphol
—— 4-(2,4-dichloro-1,1,2,3,3,4-hexafluorobutyl)-4-methyl-1,3-dioxolane 131923-81-4 C8H8Cl2F6O2
4-(2,4-dichloro-1,1,2,3,3,4-hexafluorobutyl)-4-methyl-1,3-dioxolane
—— 4-[2-[(4S)-2-[7-[(4,4-difluorocyclohexyl)amino]-5-phenoxy-1H-indol-2-yl]-4,5-dihydro-1,3-thiazol-4-yl]ethyl]piperazin-2-one 1172997-02-2 C29H33F2N5O2S
4-[2-[(4S)-2-[7-[(4,4-difluorocyclohexyl)amino]-5-phenoxy-1H-indol-2-yl]-4,5-dihydro-1,3-thiazol-4-yl]ethyl]piperazin-2-one
—— 4-(4-(2-(4-cyanophenylamino)-5-methyl-5H-pyrrolo[3,2-d]pyrimidin-4-yloxy)-3,5-dimethylphenyl)picolinonitrile 1164099-12-0 C28H21N7O
4-(4-(2-(4-cyanophenylamino)-5-methyl-5H-pyrrolo[3,2-d]pyrimidin-4-yloxy)-3,5-dimethylphenyl)picolinonitrile
—— 4-chloro-2-nitro-5-(4-trifluoromethyl-piperidin-1-yl)aniline 1147228-55-4 C12H13ClF3N3O2
4-chloro-2-nitro-5-(4-trifluoromethyl-piperidin-1-yl)aniline
—— 4-Methyl-piperazine-1-carboxylic acid 2-(4-chloro-phenyl)-3-oxo-2,3-dihydro-1H-isoindol-1-yl ester 37896-10-9 C20H20ClN3O3
4-Methyl-piperazine-1-carboxylic acid 2-(4-chloro-phenyl)-3-oxo-2,3-dihydro-1H-isoindol-1-yl ester
—— (+/-)-4-(8-Fluoro-1,2-dihydro-2-oxoquinazolin-3(4H)-yl)-N-(1-(4-(4-fluorophenyl)piperazin-1-yl)-3-(7-methyl-1H-indazol-5-yl)-1-oxopropan-2-yl)piperidine-1-carboxamide 773886-36-5 C35H38F2N8O3
(+/-)-4-(8-Fluoro-1,2-dihydro-2-oxoquinazolin-3(4H)-yl)-N-(1-(4-(4-fluorophenyl)piperazin-1-yl)-3-(7-methyl-1H-indazol-5-yl)-1-oxopropan-2-yl)piperidine-1-carboxamide
—— 4-Dimethylamino-N-(4-ethoxy-phenyl)-thiobenzamide 101971-77-1 C17H20N2OS
4-Dimethylamino-N-(4-ethoxy-phenyl)-thiobenzamide
—— 4,5,4',5'-Tetrakis-(4-butoxy-phenyl)-[2,2']bi[[1,3]dithiolylidene] 81094-57-7 C46H52O4S4
4,5,4',5'-Tetrakis-(4-butoxy-phenyl)-[2,2']bi[[1,3]dithiolylidene]
—— 4,5-dimethoxy-2-(pyrimidin-2-yl)phenyl acetate 1246561-98-7 C14H14N2O4
4,5-dimethoxy-2-(pyrimidin-2-yl)phenyl acetate
—— 4-{[4-ethoxy-6-(3-(cyclopropanesulfonamido)-phenyl)-pyrido[3,2-d]pyrimidin-2-ylamino]-methyl}-benzenesulfonamide 1036736-35-2 C25H26N6O5S2
4-{[4-ethoxy-6-(3-(cyclopropanesulfonamido)-phenyl)-pyrido[3,2-d]pyrimidin-2-ylamino]-methyl}-benzenesulfonamide
—— 4-(4,6-dimethoxy-3,7-dimethyl-benzofuran-2-ylmethylene)-2-phenyl-4<i>H</i>-oxazol-5-one 111294-69-0 C22H19NO5
4-(4,6-dimethoxy-3,7-dimethyl-benzofuran-2-ylmethylene)-2-phenyl-4<i>H</i>-oxazol-5-one
—— 4-(5-chloro-pyridin-2-ylmethoxy)-1-[2-(2-methyl-1,2,3,4-tetrahydro-isoquinolin-6-yl)-2-oxo-ethyl]-1H-pyridin-2-one 1184948-77-3 C23H22ClN3O3
4-(5-chloro-pyridin-2-ylmethoxy)-1-[2-(2-methyl-1,2,3,4-tetrahydro-isoquinolin-6-yl)-2-oxo-ethyl]-1H-pyridin-2-one
—— 4-[3-methyl-5-oxo-4-[2-(4-nitrophenyl)hydrazono]-4,5-dihydro-1H-pyrazol-1-yl]butyl acetate 1415650-89-3 C16H19N5O5
4-[3-methyl-5-oxo-4-[2-(4-nitrophenyl)hydrazono]-4,5-dihydro-1H-pyrazol-1-yl]butyl acetate
—— 4-fluoro-N-(4-fluoro-3-methylphenyl)-3-[[(3S)-oxolan-3-yl]sulfamoyl]benzamide 1572514-61-4 C18H18F2N2O4S
4-fluoro-N-(4-fluoro-3-methylphenyl)-3-[[(3S)-oxolan-3-yl]sulfamoyl]benzamide
—— 4''-O-pivaloylavermectin B<sub>1a</sub> 81924-44-9 C53H80O15
4''-O-pivaloylavermectin B<sub>1a</sub>
—— 4-Decyloxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside 148081-65-6 C30H44O11
4-Decyloxyphenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside
—— 4-chloro-N-hydroxy-N'-(1-phenylethylideneamino)benzenecarboximidamide 137557-47-2 C15H14ClN3O
4-chloro-N-hydroxy-N'-(1-phenylethylideneamino)benzenecarboximidamide
—— 4-[[[5-(35-dicyano-1,4-dihydro-2,6-dimethyl-4-pyridinyl)-1H-indazol-3-yl]amino]methyl]-benzoic acid methyl ester 1033768-75-0 C25H22N6O2
4-[[[5-(35-dicyano-1,4-dihydro-2,6-dimethyl-4-pyridinyl)-1H-indazol-3-yl]amino]methyl]-benzoic acid methyl ester
—— 4'-[6-((R)-2-mercaptomethyl-3-methylbutyrylamino)-4-methyl-2-propyl-benzoimidazol-1-ylmethyl]biphenyl-2-carboxylic acid 1092947-68-6 C31H35N3O3S
4'-[6-((R)-2-mercaptomethyl-3-methylbutyrylamino)-4-methyl-2-propyl-benzoimidazol-1-ylmethyl]biphenyl-2-carboxylic acid
—— [4-[[4-(dimethylamino)phenyl]methylidene]-2-(hydroxymethyl)-5-oxooxolan-2-yl]methyl heptanoate 1176768-81-2 C22H31NO5
[4-[[4-(dimethylamino)phenyl]methylidene]-2-(hydroxymethyl)-5-oxooxolan-2-yl]methyl heptanoate
—— 4-(2-amino-4-methoxy-pyrido[3,2-d]pyrimidin-6-yl)-N-cyclopropyl-benzamide 1036386-38-5 C18H17N5O2
4-(2-amino-4-methoxy-pyrido[3,2-d]pyrimidin-6-yl)-N-cyclopropyl-benzamide
—— 4-chlorobenzyl 2-((3S,4R)-4-(4-amino-5-chloro-2-methoxybenzamido)-3-methoxypiperidin-1-yl)acetate 1000027-50-8 C23H27Cl2N3O5
4-chlorobenzyl 2-((3S,4R)-4-(4-amino-5-chloro-2-methoxybenzamido)-3-methoxypiperidin-1-yl)acetate
—— (4-{[1-(2-methoxy-5-methyl-benzenesulfonyl)-1H-indole-6-carbonyl]-amino}-phenyl)-acetic acid 1034775-76-2 C25H22N2O6S
(4-{[1-(2-methoxy-5-methyl-benzenesulfonyl)-1H-indole-6-carbonyl]-amino}-phenyl)-acetic acid
—— 4-(cyclopropylmethyl)-6-(1,1-dioxido-4H-1,2,4-benzothiadiazin-3-yl)-7-hydroxythieno[3,2-b]pyridin-5(4H)-one sodium salt 686266-47-7 C18H14N3O4S2*Na
4-(cyclopropylmethyl)-6-(1,1-dioxido-4H-1,2,4-benzothiadiazin-3-yl)-7-hydroxythieno[3,2-b]pyridin-5(4H)-one sodium salt
—— 4-(3-(2-(5-methyl-2-(4-trifluoromethylphenyl)oxazol-4-yl)ethoxy)benzyl)thiomorpholine-3-carboxylic acid ethyl ester 1065333-74-5 C27H29F3N2O4S
4-(3-(2-(5-methyl-2-(4-trifluoromethylphenyl)oxazol-4-yl)ethoxy)benzyl)thiomorpholine-3-carboxylic acid ethyl ester
—— 4-(3-nitrobenzamido)-3-(4-chlorophenyl)-1H-pyrazole-5-carboxylic acid 1221066-98-3 C17H11ClN4O5
4-(3-nitrobenzamido)-3-(4-chlorophenyl)-1H-pyrazole-5-carboxylic acid
—— 4,7-dimethoxy-6-(2,4,5-trichloro-3,6-dimethoxybenzyl)indanone 162019-02-5 C20H19Cl3O5
4,7-dimethoxy-6-(2,4,5-trichloro-3,6-dimethoxybenzyl)indanone
—— 4-amino-5-[2-(4-chlorophenyl)-1,3-thiazol-4-yl]-2-ethyl-6-phenylpyridazin-3(2H)-one 852617-85-7 C21H17ClN4OS
4-amino-5-[2-(4-chlorophenyl)-1,3-thiazol-4-yl]-2-ethyl-6-phenylpyridazin-3(2H)-one
—— 4-chloromethyl-2-(4-chloro-phenyl)-4,5-dihydro-thiazol-4-ol 40361-62-4 C10H9Cl2NOS
4-chloromethyl-2-(4-chloro-phenyl)-4,5-dihydro-thiazol-4-ol
—— (4α,4aα,8aβ)-4-(4-chlorophenyl)-4a,5,6,7,8,8a-hexahydro-8a-hydroxy-4H-3,1-benzothiazine-2(1H)-thione 118227-93-3 C14H16ClNOS2
(4α,4aα,8aβ)-4-(4-chlorophenyl)-4a,5,6,7,8,8a-hexahydro-8a-hydroxy-4H-3,1-benzothiazine-2(1H)-thione
—— 4,4-Difluor-4-nitro-crotonsaeure-chlorid 16356-17-5 C4H2ClF2NO3
4,4-Difluor-4-nitro-crotonsaeure-chlorid
—— (4-Chloro-benzyl)-diethyl-[2-(4-methoxy-phenoxy)-ethyl]-ammonium; iodide 99950-35-3 C20H27ClNO2*I
(4-Chloro-benzyl)-diethyl-[2-(4-methoxy-phenoxy)-ethyl]-ammonium; iodide
—— 4,6-Bis-dimethylamino-1-p-tolyl-1H-[1,3,5]triazin-2-one 99274-13-2 C14H19N5O
4,6-Bis-dimethylamino-1-p-tolyl-1H-[1,3,5]triazin-2-one
—— 4-Ethynyl-3-(trifluoromethyl)aniline 1260677-91-5 C9H6F3N
4-Ethynyl-3-(trifluoromethyl)aniline
—— 4-Chloro-benzene-1,3-disulfonic acid 1-(acetyl-ethyl-amide) 3-amide 24028-83-9 C10H13ClN2O5S2
4-Chloro-benzene-1,3-disulfonic acid 1-(acetyl-ethyl-amide) 3-amide
—— 4-amino-2,6-dimethyl-3,5-dithioxo-2,3,4,5-tetrahydro<1,2,4>triazine 115445-39-1 C5H8N4S2
4-amino-2,6-dimethyl-3,5-dithioxo-2,3,4,5-tetrahydro<1,2,4>triazine
—— 4-amino-1-β-D-glucopyranosyl-1<i>H</i>-pyrimidin-2-one; picrate 98177-64-1 C6H3N3O7*C10H15N3O6
4-amino-1-β-D-glucopyranosyl-1<i>H</i>-pyrimidin-2-one; picrate
—— 4-(Naphthyl-(1))-butanon-(2)-semicarbazon 17991-06-9 C15H17N3O
4-(Naphthyl-(1))-butanon-(2)-semicarbazon