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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Heptylthiopyrrolo<2,3-d>pyrimidin 91881-43-5 C13H19N3S
    4-Heptylthiopyrrolo<2,3-d>pyrimidin
    —— 4-<N-(5-methoxy-2-pyrimidinyl)-sulfamoyl>-phenylessigsaeure-5-chloro-2-methoxy-anilid 24455-63-8 C20H19ClN4O5S
    4-<N-(5-methoxy-2-pyrimidinyl)-sulfamoyl>-phenylessigsaeure-5-chloro-2-methoxy-anilid
    —— 4-[4-ethyl-1-(1-phenyl-ethyl)-piperidin-4-yl]-morpholine 13697-47-7 C19H30N2O
    4-[4-ethyl-1-(1-phenyl-ethyl)-piperidin-4-yl]-morpholine
    —— 4-Dimethylamino-2,3-dimethyl-2-naphthalen-1-yl-butyronitrile 2572-84-1 C18H22N2
    4-Dimethylamino-2,3-dimethyl-2-naphthalen-1-yl-butyronitrile
    —— 4,4-dimethyl-5-nitro-6-(N-p-tosyl-2-pyrrolyl)-2-hexanone 922729-69-9 C19H24N2O5S
    4,4-dimethyl-5-nitro-6-(N-p-tosyl-2-pyrrolyl)-2-hexanone
    —— 4-chloro-2-cyclobutyl-1H-imidazo[4,5-c]quinoline 890087-01-1 C14H12ClN3
    4-chloro-2-cyclobutyl-1H-imidazo[4,5-c]quinoline
    —— 4,4,6-trimethyl-2-propyl-4H-[1,3]oxazine 90978-04-4 C10H17NO
    4,4,6-trimethyl-2-propyl-4H-[1,3]oxazine
    —— 4-methyl-piperazine-1-carbothioic acid adamantan-1-ylamide 51334-20-4 C16H27N3S
    4-methyl-piperazine-1-carbothioic acid adamantan-1-ylamide
    —— 4-(1,7-Dihydro-[1,2,4]triazolo[4,3-b][1,2,4]triazin-7-yl)benzene-1,3-diol 216302-60-2 C10H9N5O2
    4-(1,7-Dihydro-[1,2,4]triazolo[4,3-b][1,2,4]triazin-7-yl)benzene-1,3-diol
    —— 4-[5-(2-hydroxypyridin-4-yl)-1H-1,2,4-triazol-3-yl]pyridine-2-carbonitrile 738626-69-2 C13H8N6O
    4-[5-(2-hydroxypyridin-4-yl)-1H-1,2,4-triazol-3-yl]pyridine-2-carbonitrile
    —— 4-[1-(3,4-dimethoxyphenyl)ethyl]-2-phenyl-5-(phenylsulfanyl)thiazole 1253755-54-2 C25H23NO2S2
    4-[1-(3,4-dimethoxyphenyl)ethyl]-2-phenyl-5-(phenylsulfanyl)thiazole
    —— (4R,4aS,6R,9R,11aR)-4-<(tert-butyl)dimethylsilyloxy>perhydro-6-hydroxy-8,8,11a-trimethyl-6,9-ethano-1H-benzocyclononene-7,11(2H,8H)-dione 145125-66-2 C24H42O4Si
    (4R,4aS,6R,9R,11aR)-4-<(tert-butyl)dimethylsilyloxy>perhydro-6-hydroxy-8,8,11a-trimethyl-6,9-ethano-1H-benzocyclononene-7,11(2H,8H)-dione
    —— 4-((3S,5R,8R,9S,10S,13R,14S,15R,17S)-3-Benzyloxy-15-hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-5H-furan-2-one 73336-62-6 C30H40O4
    4-((3S,5R,8R,9S,10S,13R,14S,15R,17S)-3-Benzyloxy-15-hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-5H-furan-2-one
    —— 4-chloro-8-nitro-3-chlorosulfonylquinoline 1394122-02-1 C9H4Cl2N2O4S
    4-chloro-8-nitro-3-chlorosulfonylquinoline
    —— 4-ethyl-5,5-dimethyl-2-(4-methylphenyl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole 1447997-51-4 C17H22N2
    4-ethyl-5,5-dimethyl-2-(4-methylphenyl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole
    —— 4-Nitro-benzoic acid (S)-1-[(E)-(S)-1-(1-ethoxy-ethoxy)-3-trimethylsilanyl-allyl]-hexyl ester 120891-57-8 C23H37NO6Si
    4-Nitro-benzoic acid (S)-1-[(E)-(S)-1-(1-ethoxy-ethoxy)-3-trimethylsilanyl-allyl]-hexyl ester
    —— 4-[({[4-(1H-pyrazol-1-yl)phenyl]sulfonyl}amino)methyl]-N-(3-pyridinyl)benzamide 1262990-41-9 C22H19N5O3S
    4-[({[4-(1H-pyrazol-1-yl)phenyl]sulfonyl}amino)methyl]-N-(3-pyridinyl)benzamide
    —— 4-amino-N-((S)-1-(((3R,4S,5S)-3-methoxy-1-((S)-2-((1R,2R)-1-methoxy-2-methyl-3-oxo-3-((2-(pyridin-2-yl)ethyl)amino)propyl)pyrrolidin-1-yl)-5-methyl-1-oxoheptan-4-yl)(methyl)amino)-3-methyl-1-oxobutan-2-yl)benzamide 1448364-25-7 C38H58N6O6
    4-amino-N-((S)-1-(((3R,4S,5S)-3-methoxy-1-((S)-2-((1R,2R)-1-methoxy-2-methyl-3-oxo-3-((2-(pyridin-2-yl)ethyl)amino)propyl)pyrrolidin-1-yl)-5-methyl-1-oxoheptan-4-yl)(methyl)amino)-3-methyl-1-oxobutan-2-yl)benzamide
    —— 4,5-Secoandrost-3-yne-5β,17β-diol 52091-78-8 C19H30O2
    4,5-Secoandrost-3-yne-5β,17β-diol
    —— 4.8.-Dimethyl-5.12-dioxo-tridecansaeure-methylester 816-29-5 C16H28O4
    4.8.-Dimethyl-5.12-dioxo-tridecansaeure-methylester
    —— 4-([(3α,5β,7α,12α)-7,12-bis(formyloxy)-24-oxo-24-[(3β,22E)-stigmasta-5,22-dien-3-yloxy]cholan-3-yl]oxy)-4-oxobutanoic acid 1261131-71-8 C59H90O10
    4-([(3α,5β,7α,12α)-7,12-bis(formyloxy)-24-oxo-24-[(3β,22E)-stigmasta-5,22-dien-3-yloxy]cholan-3-yl]oxy)-4-oxobutanoic acid
    —— 4-Nitro-3-(D-arabino-tetritol-1-yl)-1-p-tolylpyrrole-1',2',3',4'-tetra-acetate 114870-28-9 C23H26N2O10
    4-Nitro-3-(D-arabino-tetritol-1-yl)-1-p-tolylpyrrole-1',2',3',4'-tetra-acetate
    —— (4-bromo-2-<i>sec</i>-butyl-pent-4-enoyl)-urea 99975-07-2 C10H17BrN2O2
    (4-bromo-2-<i>sec</i>-butyl-pent-4-enoyl)-urea
    —— (+/-)-(4-hydroxy-2,2,6,6-tetramethylcyclohexylidene)acetaldehyde 102628-71-7 C12H20O2
    (+/-)-(4-hydroxy-2,2,6,6-tetramethylcyclohexylidene)acetaldehyde
    —— 4-ethynyl-4'-heptyloxybiphenyl 1251567-00-6 C21H24O
    4-ethynyl-4'-heptyloxybiphenyl
    —— 4-((1S,2aS,8bS)-4-Methyl-2,2-dioxo-1-phenyl-2,2a,3,4-tetrahydro-1H-2λ<sup>6</sup>-thia-cyclobuta[a]naphthalen-8b-yl)-morpholine 123426-41-5 C22H25NO3S
    4-((1S,2aS,8bS)-4-Methyl-2,2-dioxo-1-phenyl-2,2a,3,4-tetrahydro-1H-2λ<sup>6</sup>-thia-cyclobuta[a]naphthalen-8b-yl)-morpholine
    —— 4-cyclopropyl-8-{2-[4-(2-methyl-5-quinolinyl)-1-piperazinyl]ethyl}-2H-1,4-benzoxazin-3(4H)-one hydrochloride 1159685-72-9 C27H30N4O2*ClH
    4-cyclopropyl-8-{2-[4-(2-methyl-5-quinolinyl)-1-piperazinyl]ethyl}-2H-1,4-benzoxazin-3(4H)-one hydrochloride
    —— 4-piperidin-1-yl-2-trifluoromethyl-quinoline-6-carboxylic acid [(R)-1-(2-fluoro-4-methanesulfonylamino-5-methyl-phenyl)-ethyl]-amide 958329-85-6 C26H28F4N4O3S
    4-piperidin-1-yl-2-trifluoromethyl-quinoline-6-carboxylic acid [(R)-1-(2-fluoro-4-methanesulfonylamino-5-methyl-phenyl)-ethyl]-amide
    —— 4-methyl-1-phenyl-6-pyrrolidin-1-yl-2,3-dihydro-1<i>H</i>-pyrrolo[2,3-<i>b</i>]pyridine 27803-37-8 C18H21N3
    4-methyl-1-phenyl-6-pyrrolidin-1-yl-2,3-dihydro-1<i>H</i>-pyrrolo[2,3-<i>b</i>]pyridine
    —— 4-(p-Nitrobenzyliden)-5-hydroxy-symm-oktahydro-acridin 22607-34-7 C20H20N2O3
    4-(p-Nitrobenzyliden)-5-hydroxy-symm-oktahydro-acridin
    —— [4-(2,6-dimethoxy-5-methylpyrimidin-4-yl)cyclohexane-1,1-diyl]dimethanol 1269417-47-1 C15H24N2O4
    [4-(2,6-dimethoxy-5-methylpyrimidin-4-yl)cyclohexane-1,1-diyl]dimethanol
    —— 4β,5-Cyclopropano-5(10a)-homo-19-nor-5β-cholest-1(10)-en-3-one 115884-12-3 C28H44O
    4β,5-Cyclopropano-5(10a)-homo-19-nor-5β-cholest-1(10)-en-3-one
    —— 4-(S)-fluoro-2-(R)-(1-(S)-hydroxy-2-(S)-nitro-3-phenylpropyl)-pyrrolidine-1-carboxylic acid tert-butyl ester 869527-47-9 C18H25FN2O5
    4-(S)-fluoro-2-(R)-(1-(S)-hydroxy-2-(S)-nitro-3-phenylpropyl)-pyrrolidine-1-carboxylic acid tert-butyl ester
    —— 4-{methyl-[4-(2-methyl-quinolin-4-ylmethoxy)-benzenesulfonyl]-amino}-tetrahydro-pyrane-3-carboxylic acid methyl ester 910332-24-0 C25H28N2O6S
    4-{methyl-[4-(2-methyl-quinolin-4-ylmethoxy)-benzenesulfonyl]-amino}-tetrahydro-pyrane-3-carboxylic acid methyl ester
    —— 4-(2-(6-(4-chloro-3-(trifluoromethyl)phenoxy)-5-fluoropyridin-3-yl)ethoxy)-5-fluoro-pyrimidin-2(1H)-one 1381792-41-1 C18H11ClF5N3O3
    4-(2-(6-(4-chloro-3-(trifluoromethyl)phenoxy)-5-fluoropyridin-3-yl)ethoxy)-5-fluoro-pyrimidin-2(1H)-one
    —— 4-<2,6-Dichlor-pyridyl-(4)-carbonylamino>-1-phenyl-2,3-dimethyl-pyrazolon-(5) 5228-38-6 C17H14Cl2N4O2
    4-<2,6-Dichlor-pyridyl-(4)-carbonylamino>-1-phenyl-2,3-dimethyl-pyrazolon-(5)
    —— 4-(2-chloroethoxy)-N-ethyl-6-morpholin-4-yl-1,3,5-triazin-2-amine 893675-54-2 C11H18ClN5O2
    4-(2-chloroethoxy)-N-ethyl-6-morpholin-4-yl-1,3,5-triazin-2-amine
    —— 4-hydroxy-N-[(2S)-1-[(2S)-2-[5-[4-[2-[4-[2-[(2S)-1-[(2S)-2-[(4-hydroxy-4-methylpiperidine-1-carbonyl)amino]-3-methylbutanoyl]pyrrolidin-2-yl]-1H-imidazol-5-yl]phenyl]ethynyl]phenyl]-1H-imidazol-2-yl]pyrrolidin-1-yl]-3-methyl-1-oxobutan-2-yl]-4-methylpiperidine-1-carboxamide 1228966-91-3 C52H68N10O6
    4-hydroxy-N-[(2S)-1-[(2S)-2-[5-[4-[2-[4-[2-[(2S)-1-[(2S)-2-[(4-hydroxy-4-methylpiperidine-1-carbonyl)amino]-3-methylbutanoyl]pyrrolidin-2-yl]-1H-imidazol-5-yl]phenyl]ethynyl]phenyl]-1H-imidazol-2-yl]pyrrolidin-1-yl]-3-methyl-1-oxobutan-2-yl]-4-methylpiperidine-1-carboxamide
    —— 4-(3-Hydroxy-phenyl)-1-(3-phenyl-propyl)-4-propionyl-piperidin 96263-23-9 C23H29NO2
    4-(3-Hydroxy-phenyl)-1-(3-phenyl-propyl)-4-propionyl-piperidin
    —— (4R,4aR,8aS)-4-[2-(1,3-dioxolan-2-yl)ethyl]-4-(methanesulfonyloxymethyl)-2-(p-methoxybenzenesulfonyl)-1,2,3,4,4a,5,8,8a-octahydroisoquinoline 1253265-80-3 C23H33NO8S2
    (4R,4aR,8aS)-4-[2-(1,3-dioxolan-2-yl)ethyl]-4-(methanesulfonyloxymethyl)-2-(p-methoxybenzenesulfonyl)-1,2,3,4,4a,5,8,8a-octahydroisoquinoline
    —— (4R)-4-[(1S)-3,3-dimethoxy-1-(methoxymethoxy)propyl]-1,3-oxazolidin-2-one 193528-29-9 C10H19NO6
    (4R)-4-[(1S)-3,3-dimethoxy-1-(methoxymethoxy)propyl]-1,3-oxazolidin-2-one
    —— (4-C6H5C6H4)mercury trifluoroacetate 88188-98-1 C14H9F3HgO2
    (4-C6H5C6H4)mercury trifluoroacetate
    —— (4-benzhydryl-piperazin-1-yl)-(4-methoxy-benzylidene)-amine 1697-54-7 C25H27N3O
    (4-benzhydryl-piperazin-1-yl)-(4-methoxy-benzylidene)-amine
    —— 4-methyl-3-(triethylsilyloxy)-1-pentyne 1300614-84-9 C12H24OSi
    4-methyl-3-(triethylsilyloxy)-1-pentyne
    —— (4aR)-2-oxo-1-[(1R)-1-phenylethyl]-4,5,6,7-tetrahydro-3H-quinoline-4a-carboxylic acid 203314-62-9 C18H21NO3
    (4aR)-2-oxo-1-[(1R)-1-phenylethyl]-4,5,6,7-tetrahydro-3H-quinoline-4a-carboxylic acid
    —— (4S,5R)-4-((benzyloxy)methyl)-5-ethyl-2,2,4-trimethyl-1,3-dioxolane 947380-88-3 C16H24O3
    (4S,5R)-4-((benzyloxy)methyl)-5-ethyl-2,2,4-trimethyl-1,3-dioxolane
    —— 4-Oxo-5-methyl-1-acetoxy-hexan 21591-99-1 C9H16O3
    4-Oxo-5-methyl-1-acetoxy-hexan
    —— 4-oxo-7-phenyl-3H-imidazo[5,1-f][1,2,4]triazine-5-carboxylic acid;hydrochloride 851772-91-3 C12H8N4O3*ClH
    4-oxo-7-phenyl-3H-imidazo[5,1-f][1,2,4]triazine-5-carboxylic acid;hydrochloride
    —— 4'-(bromomethyl)-3-hydroxybiphenyl-2-carbaldehyde 1041196-75-1 C14H11BrO2
    4'-(bromomethyl)-3-hydroxybiphenyl-2-carbaldehyde
    —— 4.5-Diphenylazulen 54092-69-2 C22H16
    4.5-Diphenylazulen