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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(3,5-difluorophenyl)-3-ethyl-2,4-dioxobutyl acetate 932705-91-4 C14H14F2O4
    4-(3,5-difluorophenyl)-3-ethyl-2,4-dioxobutyl acetate
    —— 4-(4-fluorophenyl)-3-[1-(2-isopropylphenoxy)ethyl]-2-methyl-6-(4-methylpiperazin-1-yl)quinoline 1137471-37-4 C32H36FN3O
    4-(4-fluorophenyl)-3-[1-(2-isopropylphenoxy)ethyl]-2-methyl-6-(4-methylpiperazin-1-yl)quinoline
    —— 4-[2-(4-chloro-phenyl)-5-phenyl-2<i>H</i>-pyrazol-3-yl]-pyridine 37738-27-5 C20H14ClN3
    4-[2-(4-chloro-phenyl)-5-phenyl-2<i>H</i>-pyrazol-3-yl]-pyridine
    —— 4-Benzoyl-1-phenethyl-piperazin-2-one 107235-72-3 C19H20N2O2
    4-Benzoyl-1-phenethyl-piperazin-2-one
    —— (4-Fluoro-phenyl)-pent-4-enyl-phosphinothioic acid O-hexyl ester 106938-85-6 C17H26FOPS
    (4-Fluoro-phenyl)-pent-4-enyl-phosphinothioic acid O-hexyl ester
    —— 4-Cyclohexen-(2)-yl-3-methyl-buten-(2)-ol-(1) 7014-94-0 C11H18O
    4-Cyclohexen-(2)-yl-3-methyl-buten-(2)-ol-(1)
    —— 4-[[[2-[4-[4-[4-(Dimethylamino)piperidin-1-yl]piperidin-1-yl]-2-methoxyanilino]-5-(trifluoromethyl)pyrimidin-4-yl]amino]methyl]-1,3-dihydroindol-2-one 1383681-19-3 C33H41F3N8O2
    4-[[[2-[4-[4-[4-(Dimethylamino)piperidin-1-yl]piperidin-1-yl]-2-methoxyanilino]-5-(trifluoromethyl)pyrimidin-4-yl]amino]methyl]-1,3-dihydroindol-2-one
    —— 4-(4-chlorophenyl)-2,6-dimethylhepta-1,6-dien-4-ol 91671-32-8 C15H19ClO
    4-(4-chlorophenyl)-2,6-dimethylhepta-1,6-dien-4-ol
    —— 4,5-dihydro-naphtho[1,2-<i>c</i>]isoxazole-3-carboxylic acid amide 35230-95-6 C12H10N2O2
    4,5-dihydro-naphtho[1,2-<i>c</i>]isoxazole-3-carboxylic acid amide
    —— 4-{2-[2-(4-cyclopropane-sulfonyl-phenyl)-2-(tetrahydro-pyran-4-yloxy)acetyl-amino]thiazol-5-yloxy}-2-fluoro-benzoic acid 1328987-19-4 C26H25FN2O8S2
    4-{2-[2-(4-cyclopropane-sulfonyl-phenyl)-2-(tetrahydro-pyran-4-yloxy)acetyl-amino]thiazol-5-yloxy}-2-fluoro-benzoic acid
    —— (4S,5R)-5-benzyloxymethyl-4-vinyloxazolidin-2-one 486407-73-2 C13H15NO3
    (4S,5R)-5-benzyloxymethyl-4-vinyloxazolidin-2-one
    —— 4-Acetyl-2-[1-hydroxy-meth-(Z)-ylidene]-5-oxo-3-thiophen-3-yl-hexanal 116733-16-5 C13H14O4S
    4-Acetyl-2-[1-hydroxy-meth-(Z)-ylidene]-5-oxo-3-thiophen-3-yl-hexanal
    —— 4-cyclopropyl-3-((3,4-dichlorobenzyl)thio)-5-methyl-4H-1,2,4-triazole 1370290-10-0 C13H13Cl2N3S
    4-cyclopropyl-3-((3,4-dichlorobenzyl)thio)-5-methyl-4H-1,2,4-triazole
    —— 4-oxo-4-phenyl-2-(thiophen-2-yl)butanenitrile 170874-96-1 C14H11NOS
    4-oxo-4-phenyl-2-(thiophen-2-yl)butanenitrile
    —— 4-acetoxy-3-ethyl-5,5-dimethyl-3-phenylthio-4,5-dihydrofuran-2(3H)-one 120584-30-7 C16H20O4S
    4-acetoxy-3-ethyl-5,5-dimethyl-3-phenylthio-4,5-dihydrofuran-2(3H)-one
    —— 4,5-anhydro-2-O-[(tert-butyl)(dimethyl)silyl]-1,3-dideoxy-D-arabinohexitol 1621102-93-9 C12H26O3Si
    4,5-anhydro-2-O-[(tert-butyl)(dimethyl)silyl]-1,3-dideoxy-D-arabinohexitol
    —— 4-(5-chloro-pyridin-2-ylmethoxy)-1-[2-oxo-2-(1,2,3,4-tetrahydro-isoquinolin-7-yl)-ethyl]-1H-pyridin-2-one 1184946-83-5 C22H20ClN3O3
    4-(5-chloro-pyridin-2-ylmethoxy)-1-[2-oxo-2-(1,2,3,4-tetrahydro-isoquinolin-7-yl)-ethyl]-1H-pyridin-2-one
    —— 4,7-Bis-[1,3]dithiol-2-ylidene-4,7-dihydro-benzo[1,2,5]thiadiazole 140700-93-2 C12H6N2S5
    4,7-Bis-[1,3]dithiol-2-ylidene-4,7-dihydro-benzo[1,2,5]thiadiazole
    —— 4,5-diamino-3,6-bis(m-tolyl)pyridazine 140410-63-5 C18H18N4
    4,5-diamino-3,6-bis(m-tolyl)pyridazine
    —— 4-N-dibenzoyl-5-carboxymethyl-5'-(4,4'-dimethoxytrityl)2'-deoxy-(N1,N3-(15)N)-cytidine 1391935-70-8 C46H41N3O10
    4-N-dibenzoyl-5-carboxymethyl-5'-(4,4'-dimethoxytrityl)2'-deoxy-(N1,N3-(15)N)-cytidine
    —— 4β-hydroxy-7-oxocholest-5-en-3β-yl acetic acid γ-lactone 95732-63-1 C29H44O3
    4β-hydroxy-7-oxocholest-5-en-3β-yl acetic acid γ-lactone
    —— 4-(Benzolsulfonyloamino)-acetophenon-semicarbazon 76883-56-2 C15H16N4O3S
    4-(Benzolsulfonyloamino)-acetophenon-semicarbazon
    —— 4-[1-ethyl-3-(4-methoxy-phenyl)-1-<i>p</i>-tolyl-allyl]-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one 69548-42-1 C29H30N2O2
    4-[1-ethyl-3-(4-methoxy-phenyl)-1-<i>p</i>-tolyl-allyl]-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— [4-(2-chloro-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid (4-hydroxy-benzylidene)-hydrazide 67128-44-3 C17H14ClN5O2S
    [4-(2-chloro-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid (4-hydroxy-benzylidene)-hydrazide
    —— [4-(4-bromo-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid (2-hydroxy-benzylidene)-hydrazide 67128-06-7 C17H14BrN5O2S
    [4-(4-bromo-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid (2-hydroxy-benzylidene)-hydrazide
    —— 4-[(1-chloro-2-naphthyl)methyl]-3-isopropoxy-5-(1-methoxycarbonyl-4-piperidyl)isoxazol 841259-54-9 C24H27ClN2O4
    4-[(1-chloro-2-naphthyl)methyl]-3-isopropoxy-5-(1-methoxycarbonyl-4-piperidyl)isoxazol
    —— 4,4'-methylenebis-(5-methyl-2H-1,2,6-thiadiazine) 1,1,1',1'-tetraoxide 103910-07-2 C9H12N4O4S2
    4,4'-methylenebis-(5-methyl-2H-1,2,6-thiadiazine) 1,1,1',1'-tetraoxide
    —— 4-(6,7,7-trimethyl-2,2-dioxo-2λ6-thia-bicyclo[2.2.2]oct-5-en-4-yl)-morpholine 53452-02-1 C14H23NO3S
    4-(6,7,7-trimethyl-2,2-dioxo-2λ6-thia-bicyclo[2.2.2]oct-5-en-4-yl)-morpholine
    —— 4-Acetyl-5-chloromethyl-3-(2-methoxycarbonyl-ethyl)-1H-pyrrole-2-carboxylic acid benzyl ester 143772-81-0 C19H20ClNO5
    4-Acetyl-5-chloromethyl-3-(2-methoxycarbonyl-ethyl)-1H-pyrrole-2-carboxylic acid benzyl ester
    —— 4-cyclohexyl-1,3,2-dioxathiolane 2,2-dioxide 133815-23-3 C8H14O4S
    4-cyclohexyl-1,3,2-dioxathiolane 2,2-dioxide
    —— 4-chloro-2-(4-chlorophenyl)-5,6-dihydro[1]benzoxepino[5,4-d]pyrimidine 1649456-32-5 C18H12Cl2N2O
    4-chloro-2-(4-chlorophenyl)-5,6-dihydro[1]benzoxepino[5,4-d]pyrimidine
    —— 4-[3-(3-Oxo-3,4-dihydro-quinoxalin-2-yl)-indol-1-yl]-butyl-ammonium acetate 205377-58-8 C2H4O2*C20H20N4O
    4-[3-(3-Oxo-3,4-dihydro-quinoxalin-2-yl)-indol-1-yl]-butyl-ammonium acetate
    —— 4-octoxypyridine-2,6-dicarbaldehyde 1000297-98-2 C15H21NO3
    4-octoxypyridine-2,6-dicarbaldehyde
    —— 4-hydroxy-benzenesulfonyl fluorid; ammonium salt 455-09-4 C6H5FO3S*H3N
    4-hydroxy-benzenesulfonyl fluorid; ammonium salt
    —— (4Z,7Z,9E,11E)-(13R,14S)-13-((R)-2-Acetylamino-2-methoxycarbonyl-ethylsulfanyl)-14-hydroxy-octadeca-4,7,9,11-tetraenedioic acid 18-ethyl ester 1-methyl ester 118884-88-1 C27H41NO8S
    (4Z,7Z,9E,11E)-(13R,14S)-13-((R)-2-Acetylamino-2-methoxycarbonyl-ethylsulfanyl)-14-hydroxy-octadeca-4,7,9,11-tetraenedioic acid 18-ethyl ester 1-methyl ester
    —— 4-methyl-thioxanthen-1-ylamine 100867-50-3 C14H13NS
    4-methyl-thioxanthen-1-ylamine
    —— 4-[(1S)-1-[[1-(2-phenylmethoxyethyl)indole-7-carbonyl]amino]ethyl]benzoic acid 1196045-02-9 C27H26N2O4
    4-[(1S)-1-[[1-(2-phenylmethoxyethyl)indole-7-carbonyl]amino]ethyl]benzoic acid
    —— 4-octylthio-3,5,6-trifluorobenzene-1,2-dicarbonitrile 1219926-92-7 C16H17F3N2S
    4-octylthio-3,5,6-trifluorobenzene-1,2-dicarbonitrile
    —— 4-[(Octahydro-2(1H)-isoquinolinyl)methyl]benzenecarboximidamide 1216309-41-9 C17H25N3
    4-[(Octahydro-2(1H)-isoquinolinyl)methyl]benzenecarboximidamide
    —— (4-methoxyphenyl)methyl 2-O-(2,4-dideoxy-2-iodo-3-O-methyl-4-phthalimido-α-L-lyxo-pyranosyl)-(1<*>2)-6-deoxy-3-O-<(4-methoxyphenyl)methyl>-β-D-galactopyranoside 134262-90-1 C36H40INO11
    (4-methoxyphenyl)methyl 2-O-(2,4-dideoxy-2-iodo-3-O-methyl-4-phthalimido-α-L-lyxo-pyranosyl)-(1<*>2)-6-deoxy-3-O-<(4-methoxyphenyl)methyl>-β-D-galactopyranoside
    —— 4-chloro-5-(3-dimethylaminomethyl-pyrrolidin-1-yl)-2-nitroaniline 1380921-00-5 C13H19ClN4O2
    4-chloro-5-(3-dimethylaminomethyl-pyrrolidin-1-yl)-2-nitroaniline
    —— 4-phenyl-tetrahydro-thiopyran-4-carboxylic acid 873975-94-1 C12H14O2S
    4-phenyl-tetrahydro-thiopyran-4-carboxylic acid
    —— 4-Nitrobenzyl 2-[4(R)-ethylthio-3(S)-{1(R)-hydroxyethyl}azetidin-2-on-1-yl]-3-(2-methyloxycarbonyl-3-thienyloxy)-3-trimethylacetylthiopropenate 85769-08-0 C28H32N2O10S3
    4-Nitrobenzyl 2-[4(R)-ethylthio-3(S)-{1(R)-hydroxyethyl}azetidin-2-on-1-yl]-3-(2-methyloxycarbonyl-3-thienyloxy)-3-trimethylacetylthiopropenate
    —— (4-Bromo-3-(trifluoromethyl)phenyl)methanamine hydrochloride 1214331-03-9 C8H8BrClF3N
    (4-Bromo-3-(trifluoromethyl)phenyl)methanamine hydrochloride
    —— 4-trifluoromethoxybenzyl 4-[4-(1H-benzotriazol-5-ylcarbamoyl)thiazol-2-yl]piperazine-1-carboxylate 1141394-89-9 C23H20F3N7O4S
    4-trifluoromethoxybenzyl 4-[4-(1H-benzotriazol-5-ylcarbamoyl)thiazol-2-yl]piperazine-1-carboxylate
    —— 4-ethyl-1-(5-nitro-furan-2-ylmethyleneamino)-1,3-dihydro-imidazol-2-one 55771-75-0 C10H10N4O4
    4-ethyl-1-(5-nitro-furan-2-ylmethyleneamino)-1,3-dihydro-imidazol-2-one
    —— 4-Nitro-benzoic acid 1-(3,5-bis-trifluoromethyl-phenyl)-cyclooctyl ester 64822-49-7 C23H21F6NO4
    4-Nitro-benzoic acid 1-(3,5-bis-trifluoromethyl-phenyl)-cyclooctyl ester
    —— 4-Trifluormethyl-4'-nitro-octafluor-diphenylsulfid 61907-47-9 C13F11NO2S
    4-Trifluormethyl-4'-nitro-octafluor-diphenylsulfid
    —— 4-fluoro-3-methyl-N-{1-[(2-oxo-1,2,3,4-tetrahydroquinolin-7-yl)methyl]piperidin-4-yl}benzamide 1220639-42-8 C23H26FN3O2
    4-fluoro-3-methyl-N-{1-[(2-oxo-1,2,3,4-tetrahydroquinolin-7-yl)methyl]piperidin-4-yl}benzamide
    —— 4-chloro-9-(3-chloropropyl)-6,7,8,9-tetrahydro-5H-carbazole-3-carboxylic acid methyl ester 1181975-18-7 C17H19Cl2NO2
    4-chloro-9-(3-chloropropyl)-6,7,8,9-tetrahydro-5H-carbazole-3-carboxylic acid methyl ester