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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(Benzoxalyl-thio)-chinolin-N-oxid 66947-86-2 C16H10N2O2S
    4-(Benzoxalyl-thio)-chinolin-N-oxid
    —— 4-Oxo-2-p-tolyl-4,5-dihydro-furan-3-carboxylic acid ethyl ester 67219-77-6 C14H14O4
    4-Oxo-2-p-tolyl-4,5-dihydro-furan-3-carboxylic acid ethyl ester
    —— 4-[(4-methyl-1H-indol-5-yl)amino]-5-[3-(4-methylpiperazin-1-yl)propyl]nicotinonitrile 1160918-19-3 C23H28N6
    4-[(4-methyl-1H-indol-5-yl)amino]-5-[3-(4-methylpiperazin-1-yl)propyl]nicotinonitrile
    —— 4-chloro-2-dimethylamino-6-phenyl-5-propylpyrimidine 124293-23-8 C15H18ClN3
    4-chloro-2-dimethylamino-6-phenyl-5-propylpyrimidine
    —— 4-((2S,3R)-2-Vinyl-oxepan-3-yloxy)-butan-1-ol 130829-89-9 C12H22O3
    4-((2S,3R)-2-Vinyl-oxepan-3-yloxy)-butan-1-ol
    —— (4-chloro-phenyl)-[5-(5-chloro-1H-pyrrolo[2,3-b]pyridin-3-ylmethyl)-pyrimidin-2-yl]-amine 1344664-16-9 C18H13Cl2N5
    (4-chloro-phenyl)-[5-(5-chloro-1H-pyrrolo[2,3-b]pyridin-3-ylmethyl)-pyrimidin-2-yl]-amine
    —— 4-Methoxy-benzoic acid ((E)-4-hept-1-enyl)-phenyl ester 70920-29-5 C21H24O3
    4-Methoxy-benzoic acid ((E)-4-hept-1-enyl)-phenyl ester
    —— 4-(2,6-Dimethylpyridyl)-4-benzonitrilo-methan 69097-83-2 C15H14N2
    4-(2,6-Dimethylpyridyl)-4-benzonitrilo-methan
    —— (4-amino-3-nitro-phenyl)-(5-chloro-thiophen-2-yl)-methanone 66938-72-5 C11H7ClN2O3S
    (4-amino-3-nitro-phenyl)-(5-chloro-thiophen-2-yl)-methanone
    —— 4-(3,4-Di-n-propylphenyl)nonan 68639-86-1 C21H36
    4-(3,4-Di-n-propylphenyl)nonan
    —— (4bS,8S)-4-Hydroxy-8-hydroxymethyl-2-isopropyl-4b,8-dimethyl-5,6,7,8-tetrahydro-4bH-phenanthren-3-one 66656-89-1 C20H26O3
    (4bS,8S)-4-Hydroxy-8-hydroxymethyl-2-isopropyl-4b,8-dimethyl-5,6,7,8-tetrahydro-4bH-phenanthren-3-one
    —— 4-hydroxy-N-{5-[1-(2-hydroxy-3-pyrrolidin-1-yl-propyl)-5-methanesulfonyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridin-3-yl]-2-trifluoromethyl-benzyl}-benzamide 1048036-19-6 C29H34F3N5O5S
    4-hydroxy-N-{5-[1-(2-hydroxy-3-pyrrolidin-1-yl-propyl)-5-methanesulfonyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridin-3-yl]-2-trifluoromethyl-benzyl}-benzamide
    —— 4-nitrobenzyl (1S,5R,6S)-6-((1R)-1-hydroxyethyl)-1-methyl-2-(5,6,7-trimethylimidazo[5,1-b]thiazolium-2-yl)-1-carbapen-2-em-3-carboxylate iodide 211034-82-1 C25H27N4O6S*I
    4-nitrobenzyl (1S,5R,6S)-6-((1R)-1-hydroxyethyl)-1-methyl-2-(5,6,7-trimethylimidazo[5,1-b]thiazolium-2-yl)-1-carbapen-2-em-3-carboxylate iodide
    —— 4-[(1-Methylpyrrol-2-yl)methylidene]-2-(2,4,6-trimethylphenyl)cyclopentane-1,3-dione 1229580-18-0 C20H21NO2
    4-[(1-Methylpyrrol-2-yl)methylidene]-2-(2,4,6-trimethylphenyl)cyclopentane-1,3-dione
    —— 4-butyl-6-(4-methyl-piperazin-1-yl)-pyrimidin-2-ylamine 1046449-36-8 C13H23N5
    4-butyl-6-(4-methyl-piperazin-1-yl)-pyrimidin-2-ylamine
    —— 4-[2-amino-4-(1,1-dioxo-1λ6-thiomorpholin-4-yl)-pyrido[3,2-d]pyrimidin-6-yl]-N-cyclopropyl-benzamide 1036385-79-1 C21H22N6O3S
    4-[2-amino-4-(1,1-dioxo-1λ6-thiomorpholin-4-yl)-pyrido[3,2-d]pyrimidin-6-yl]-N-cyclopropyl-benzamide
    —— 4-[4-(3-Chloropropoxy)phenyl]butan-2-one 953904-21-7 C13H17ClO2
    4-[4-(3-Chloropropoxy)phenyl]butan-2-one
    —— 4-cyclohexyl-3-cyclohexylamino-4H-[1,2,4]oxadiazol-5-one 36859-95-7 C14H23N3O2
    4-cyclohexyl-3-cyclohexylamino-4H-[1,2,4]oxadiazol-5-one
    —— (4R,5R)-3,4-Dimethyl-4,5-dihydro-isoxazole-5-carboxylic acid (1R,2R,4R)-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester 114156-69-3 C16H25NO3
    (4R,5R)-3,4-Dimethyl-4,5-dihydro-isoxazole-5-carboxylic acid (1R,2R,4R)-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester
    —— 4,5,6,7,11,12-hexahydro-13H-cycloundeca<1,2-d:8,7-d'>bis<1,2,3>selenadiazole 118620-74-9 C11H14N4Se2
    4,5,6,7,11,12-hexahydro-13H-cycloundeca<1,2-d:8,7-d'>bis<1,2,3>selenadiazole
    —— 4-iodo-3-(trimethylsilylethynyl)isopropylbenzene 358365-22-7 C14H19ISi
    4-iodo-3-(trimethylsilylethynyl)isopropylbenzene
    —— 4-iodo-7,8-dimethoxy-3-(6-vinylbenzo[d][1,3]dioxol-5-yl)isoquinoline 1083166-80-6 C20H16INO4
    4-iodo-7,8-dimethoxy-3-(6-vinylbenzo[d][1,3]dioxol-5-yl)isoquinoline
    —— 4-(3,4-dichlorophenyl)-1-methylpiperidine-4-carbonyl chloride hydrochloride 1256340-75-6 C13H14Cl3NO*ClH
    4-(3,4-dichlorophenyl)-1-methylpiperidine-4-carbonyl chloride hydrochloride
    —— 4-iodo-2-(4-methoxybenzyloxy)pyridine 864757-87-9 C13H12INO2
    4-iodo-2-(4-methoxybenzyloxy)pyridine
    —— 4-benzyloxybutan-1-al N-(tert-butyl)imine 125318-16-3 C15H23NO
    4-benzyloxybutan-1-al N-(tert-butyl)imine
    —— 4-cyano-pentenedioic acid diethyl ester 113511-55-0 C10H13NO4
    4-cyano-pentenedioic acid diethyl ester
    —— 4-benzoyl-2-phenyl-1,2,3,4-tetrahydroquinoline 137117-04-5 C22H19NO
    4-benzoyl-2-phenyl-1,2,3,4-tetrahydroquinoline
    —— 4-Ethyl-5-methyl-1,3,2-dioxathiolan-2-oxid 38975-52-9 C5H10O3S
    4-Ethyl-5-methyl-1,3,2-dioxathiolan-2-oxid
    —— 4-(4-chloro-phenyl)-3-(4-methoxy-phenyl)-3<i>H</i>-[1,2,3,5]oxathiadiazole 2-oxide 3838-01-5 C14H11ClN2O3S
    4-(4-chloro-phenyl)-3-(4-methoxy-phenyl)-3<i>H</i>-[1,2,3,5]oxathiadiazole 2-oxide
    —— 4-[2-amino-1-(2,6-dimethoxybenzyl)-1H-imidazole-4-yl]benzonitrile hydrochloride 927905-34-8 C19H18N4O2*ClH
    4-[2-amino-1-(2,6-dimethoxybenzyl)-1H-imidazole-4-yl]benzonitrile hydrochloride
    —— 4-methyl-piperazine-1-carboxylic acid 3-oxo-2-pyridazin-3-yl-1,3-dihydro-isoindol-1-yl ester 39539-76-9 C18H19N5O3
    4-methyl-piperazine-1-carboxylic acid 3-oxo-2-pyridazin-3-yl-1,3-dihydro-isoindol-1-yl ester
    —— (4-Nitro-benzenesulfonyl)-[4-oxo-3-p-tolyl-thiazolidin-(2Z)-ylidene]-acetonitrile 132276-49-4 C18H13N3O5S2
    (4-Nitro-benzenesulfonyl)-[4-oxo-3-p-tolyl-thiazolidin-(2Z)-ylidene]-acetonitrile
    —— 4-(octa-1,7-diynyl)pyrrole-2-carbaldehyde ribonucleoside 5′-triphosphate 1404052-95-4 C18H24NO14P3
    4-(octa-1,7-diynyl)pyrrole-2-carbaldehyde ribonucleoside 5′-triphosphate
    —— 4,4'-bis(1,8-diethyl-2,3,4,5,6,7-hexamethylporphyrinyl)-1,1'-biphenyl 106093-03-2 C72H74N8
    4,4'-bis(1,8-diethyl-2,3,4,5,6,7-hexamethylporphyrinyl)-1,1'-biphenyl
    —— 4-amino-N-(1-(3-aminopropyl)piperidin-4-ylmethyl)-5-chloro-2-methoxybenzamide 188971-15-5 C17H27ClN4O2
    4-amino-N-(1-(3-aminopropyl)piperidin-4-ylmethyl)-5-chloro-2-methoxybenzamide
    —— 4-Acetoxy-N-benzyl-4-(phenylthio)butanamide 116414-37-0 C19H21NO3S
    4-Acetoxy-N-benzyl-4-(phenylthio)butanamide
    —— 4-(1-Methoxyethyl)-1-cyano-1-cyclohexen 53945-24-7 C10H15NO
    4-(1-Methoxyethyl)-1-cyano-1-cyclohexen
    —— 4-(5-Thiazol-2-yl-1H-[1,2,4]triazol-3-yl)-piperidine-1-carboxylic acid tert-butyl ester 1116117-37-3 C15H21N5O2S
    4-(5-Thiazol-2-yl-1H-[1,2,4]triazol-3-yl)-piperidine-1-carboxylic acid tert-butyl ester
    —— (4-Chlorophenyl)(2-methylcyclopropyl)methanamine hydrochloride 1354954-63-4 C11H15Cl2N
    (4-Chlorophenyl)(2-methylcyclopropyl)methanamine hydrochloride
    —— 4,4,5,5-tetramethyl-2-(2-methyl-5-(methylsulfonyl)phenyl)-1,3,2-dioxaborolane 909187-44-6 C14H21BO4S
    4,4,5,5-tetramethyl-2-(2-methyl-5-(methylsulfonyl)phenyl)-1,3,2-dioxaborolane
    —— 4-{3-[benzyl-(2-phenoxy-acetyl)-amino]-4-nitro-phenyl}-piperazine-1-carboxylic acid tert-butyl ester 885232-28-0 C30H34N4O6
    4-{3-[benzyl-(2-phenoxy-acetyl)-amino]-4-nitro-phenyl}-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-[7-(2-Butynyl)-1-(2-cyanobenzyl)-6-oxo-8-(piperazin-1-yl)-6,7-dihydro-1H-purin-2-yloxy]benzenesulfonamide trifluoroacetate 635720-06-8 C2HF3O2*C27H26N8O4S
    4-[7-(2-Butynyl)-1-(2-cyanobenzyl)-6-oxo-8-(piperazin-1-yl)-6,7-dihydro-1H-purin-2-yloxy]benzenesulfonamide trifluoroacetate
    —— 4-amino-5-bromo-3-hydroxy-N,N-dimethylthiophene-2-carboxamide 681509-56-8 C7H9BrN2O2S
    4-amino-5-bromo-3-hydroxy-N,N-dimethylthiophene-2-carboxamide
    —— 4-[Ethoxy-[2-(4-methylphenyl)-5-piperidin-1-yl-1,3-oxazol-4-yl]phosphoryl]morpholine 1313863-11-4 C21H30N3O4P
    4-[Ethoxy-[2-(4-methylphenyl)-5-piperidin-1-yl-1,3-oxazol-4-yl]phosphoryl]morpholine
    —— 4-›(4-Phenylcarbonylphenoxy)butaneamine 698343-87-2 C17H19NO2
    4-›(4-Phenylcarbonylphenoxy)butaneamine
    —— 4-(4-chlorostyryl)-1-(4-hydroxy-3-methoxyphenyl)pyridin-2(1H)-one 1245426-42-9 C20H16ClNO3
    4-(4-chlorostyryl)-1-(4-hydroxy-3-methoxyphenyl)pyridin-2(1H)-one
    —— 4-Imino-3-propyl-3,4,5,6,7,8-hexahydro-1H-benzo[4,5]thieno[2,3-d]pyrimidine-2-thione 126105-77-9 C13H17N3S2
    4-Imino-3-propyl-3,4,5,6,7,8-hexahydro-1H-benzo[4,5]thieno[2,3-d]pyrimidine-2-thione
    —— 4-{[(4-{[amino(thien-2-yl)methylidene]amino}phenethyl)amino]methyl}-1-pyridiniumolate 262613-57-0 C19H20N4OS
    4-{[(4-{[amino(thien-2-yl)methylidene]amino}phenethyl)amino]methyl}-1-pyridiniumolate
    —— 4-(hydroxyhydrophosphoryl)-3,5-dimethoxybenzoic acid 1204707-55-0 C9H11O6P
    4-(hydroxyhydrophosphoryl)-3,5-dimethoxybenzoic acid
    —— 4-hydroxy-3-(α-iodoacetyl)coumarin 1383922-57-3 C11H7IO4
    4-hydroxy-3-(α-iodoacetyl)coumarin