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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,7-dioxa-1,10-diaza-13,18(1,4)-dibenzena-bicyclo[8.5.5]eicosaphane-11,15-dione 69909-23-5 C26H32N2O4
    4,7-dioxa-1,10-diaza-13,18(1,4)-dibenzena-bicyclo[8.5.5]eicosaphane-11,15-dione
    —— 4-[(1R,2S,5R)-5-methyl-2-propan-2-ylcyclohexyl]oxy-4-oxobutanoic acid 6070-20-8 C14H24O4
    4-[(1R,2S,5R)-5-methyl-2-propan-2-ylcyclohexyl]oxy-4-oxobutanoic acid
    —— 4-cyclopropyl-6-methyl-2,3-diphenyl-2,4,6,7-tetrahydro-5H-pyrazolo[4,3-b]pyridin-5-one 1214997-74-6 C22H21N3O
    4-cyclopropyl-6-methyl-2,3-diphenyl-2,4,6,7-tetrahydro-5H-pyrazolo[4,3-b]pyridin-5-one
    —— 4-(4-chloro-phenyl)-5-(2,2,2-trifluoro-ethoxy)-pyridine-2-carboxylic acid (3-isopropyl-isoxazol-5-ylmethyl)-amide 1364674-81-6 C21H19ClF3N3O3
    4-(4-chloro-phenyl)-5-(2,2,2-trifluoro-ethoxy)-pyridine-2-carboxylic acid (3-isopropyl-isoxazol-5-ylmethyl)-amide
    —— 4,6-Dichloro-5-(2-chloro-6-fluorophenyl)pyridine-2-carbonitrile 872853-43-5 C12H4Cl3FN2
    4,6-Dichloro-5-(2-chloro-6-fluorophenyl)pyridine-2-carbonitrile
    —— (4,5-diphenyl-[1,3]dioxolan-2-yl)-dimethyl-amine 25350-08-7 C17H19NO2
    (4,5-diphenyl-[1,3]dioxolan-2-yl)-dimethyl-amine
    —— 4-bromo-6-methoxy-2-phenyl-2H-chromene 131942-11-5 C16H13BrO2
    4-bromo-6-methoxy-2-phenyl-2H-chromene
    —— (4R,6R,8S)-1-((2S,4S,5R,6S)-6-Allyl-4-benzyloxy-5-methyl-tetrahydro-pyran-2-yl)-2-benzenesulfonyl-9-(tert-butyl-diphenyl-silanyloxy)-6-(4-methoxy-benzyloxy)-4,7,7-trimethyl-8-triethylsilanyloxy-nonan-3-ol 223693-19-4 C64H90O9SSi2
    (4R,6R,8S)-1-((2S,4S,5R,6S)-6-Allyl-4-benzyloxy-5-methyl-tetrahydro-pyran-2-yl)-2-benzenesulfonyl-9-(tert-butyl-diphenyl-silanyloxy)-6-(4-methoxy-benzyloxy)-4,7,7-trimethyl-8-triethylsilanyloxy-nonan-3-ol
    —— 4-chloro-2-[(E)-[[(E)-(5-chloro-2-oxidophenyl)methylideneamino]carbamoylhydrazinylidene]methyl]phenolate;cobalt(2+) 315666-04-7 C15H10Cl2CoN4O3
    4-chloro-2-[(E)-[[(E)-(5-chloro-2-oxidophenyl)methylideneamino]carbamoylhydrazinylidene]methyl]phenolate;cobalt(2+)
    —— 4-amino-3-(D-galacto-pentitol-1-yl)-5-mercapto-1,2,4-triazole 219474-87-0 C7H14N4O5S
    4-amino-3-(D-galacto-pentitol-1-yl)-5-mercapto-1,2,4-triazole
    —— 4-fluoro-N-[3-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]propyl]benzenesulphonamide 1365040-79-4 C21H23F2N3O3S
    4-fluoro-N-[3-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]propyl]benzenesulphonamide
    —— (4-methoxy-benzyl)-(2-methyl-7<i>H</i>-pyrrolo[2,3-<i>d</i>]pyrimidin-4-yl)-amine 94000-55-2 C15H16N4O
    (4-methoxy-benzyl)-(2-methyl-7<i>H</i>-pyrrolo[2,3-<i>d</i>]pyrimidin-4-yl)-amine
    —— (4aR,8aS,9aR,10aS)-3-Oxo-dodecahydro-anthracene-4a-carbonitrile 40949-90-4 C15H21NO
    (4aR,8aS,9aR,10aS)-3-Oxo-dodecahydro-anthracene-4a-carbonitrile
    —— 4-Brompentafluor-1,4-dihydronaphthalen-1-on 42289-25-8 C10BrF7O
    4-Brompentafluor-1,4-dihydronaphthalen-1-on
    —— 4-acetyl-2-(4-chloro-phenyl)-3-methyl-5-oxo-4,5-dihydro-thiazolium betaine 60246-62-0 C12H10ClNO2S
    4-acetyl-2-(4-chloro-phenyl)-3-methyl-5-oxo-4,5-dihydro-thiazolium betaine
    —— 4-Cyclopropyl-4-phenylcyclohexenon 38300-31-1 C15H16O
    4-Cyclopropyl-4-phenylcyclohexenon
    —— 4-(1-Butyl-1-methyl-nonyl)-1,2-dimethyl-benzene 60380-52-1 C22H38
    4-(1-Butyl-1-methyl-nonyl)-1,2-dimethyl-benzene
    —— 4,5-Difluormethylen-4,5,6,7-tetrahydrothianaphthen-difluormethylaether 50683-09-5 C10H8F4OS
    4,5-Difluormethylen-4,5,6,7-tetrahydrothianaphthen-difluormethylaether
    —— (4-Chloro-3-trifluoromethyl-phenyl)-carbamic acid 2-bromo-6-ethoxymethyl-4-nitro-phenyl ester 56025-39-9 C17H13BrClF3N2O5
    (4-Chloro-3-trifluoromethyl-phenyl)-carbamic acid 2-bromo-6-ethoxymethyl-4-nitro-phenyl ester
    —— 4-Methyl-1,2-bis-tripropylsilanyloxy-benzene 58048-05-8 C25H48O2Si2
    4-Methyl-1,2-bis-tripropylsilanyloxy-benzene
    —— 4-Phenyl-2,4,6-triazatricyclo<5.4.2.02,6>tridec-12-en-9-in-3,5-dion 80326-64-3 C16H13N3O2
    4-Phenyl-2,4,6-triazatricyclo<5.4.2.02,6>tridec-12-en-9-in-3,5-dion
    —— (4S,5S,6S,E)-6-((S)-1,2-bis(benzyloxy)ethyl)-4-benzyloxy-5-fluoroocta-2,7-diene 1332850-51-7 C31H35FO3
    (4S,5S,6S,E)-6-((S)-1,2-bis(benzyloxy)ethyl)-4-benzyloxy-5-fluoroocta-2,7-diene
    —— 4-ethoxy-2-(3-nitropyridin-2-yl)sulfanylaniline 83516-40-9 C13H13N3O3S
    4-ethoxy-2-(3-nitropyridin-2-yl)sulfanylaniline
    —— 4-(3-ethoxyphenyl)-[1,2,4]triazolo[4,3-a]quinazolin-5-one 85772-23-2 C17H14N4O2
    4-(3-ethoxyphenyl)-[1,2,4]triazolo[4,3-a]quinazolin-5-one
    —— 4-fluoro-N-methyl-3-(2-oxo-2-(piperazin-1-yl)acetyl)-1H-indole-7-carboxamide hydrochloride 639519-62-3 C16H17FN4O3*ClH
    4-fluoro-N-methyl-3-(2-oxo-2-(piperazin-1-yl)acetyl)-1H-indole-7-carboxamide hydrochloride
    —— 4-(4-methoxyphenoxy)-2-methylbutanenitrile 855624-31-6 C12H15NO2
    4-(4-methoxyphenoxy)-2-methylbutanenitrile
    —— 4-methoxy-N-(1,3-diacetoxy-2-methylpropan-2-yl)-N-isopropylbenzamide 1337937-40-2 C19H27NO6
    4-methoxy-N-(1,3-diacetoxy-2-methylpropan-2-yl)-N-isopropylbenzamide
    —— 4-bromo-1-hydroxy-2-methoxy-anthrone 861082-68-0 C15H11BrO3
    4-bromo-1-hydroxy-2-methoxy-anthrone
    —— [4-(6-Methoxy-3,4-dihydro-naphthalen-2-ylmethyl)-piperazin-1-yl]-acetic acid ethyl ester; hydrochloride 65472-56-2 C20H28N2O3*2ClH
    [4-(6-Methoxy-3,4-dihydro-naphthalen-2-ylmethyl)-piperazin-1-yl]-acetic acid ethyl ester; hydrochloride
    —— 4-acetoxymethyl-5-methyl-pyrrole-2-carboxylic acid ethyl ester 30078-03-6 C11H15NO4
    4-acetoxymethyl-5-methyl-pyrrole-2-carboxylic acid ethyl ester
    —— 4-amino-1,5-naphthyridine 1-oxide 79426-19-0 C8H7N3O
    4-amino-1,5-naphthyridine 1-oxide
    —— 4-hex-1-en-<i>c</i>-yl-2,2-dimethyl-[1,3]dioxane 52812-48-3 C12H22O2
    4-hex-1-en-<i>c</i>-yl-2,2-dimethyl-[1,3]dioxane
    —— 4(5)Phenyl-5(4)diphenylpiperidino-methyl-1,2,3-triazol 50561-79-0 C26H26N4
    4(5)Phenyl-5(4)diphenylpiperidino-methyl-1,2,3-triazol
    —— [4-(3-chloro-styryl)-pyrimidin-2-yl]-methyl-amine 53925-07-8 C13H12ClN3
    [4-(3-chloro-styryl)-pyrimidin-2-yl]-methyl-amine
    —— 4,5-dimethoxy-2-(1-propenyl)benzaldoxime 121607-65-6 C12H15NO3
    4,5-dimethoxy-2-(1-propenyl)benzaldoxime
    —— 4-methoxy-5-[3-(4-methoxy-phenyl)-4,5-dihydro-isoxazol-5-yl]-benzofuran-6-ol 61340-55-4 C19H17NO5
    4-methoxy-5-[3-(4-methoxy-phenyl)-4,5-dihydro-isoxazol-5-yl]-benzofuran-6-ol
    —— 4-o-Tolylazo-3-phenyl-isoxazolon-(5) 16428-91-4 C16H13N3O2
    4-o-Tolylazo-3-phenyl-isoxazolon-(5)
    —— 4-(4-bromobenzoyl)-1-methyl-1,4,5,7-tetrahydro-6H-pyrazolo[3,4-b]pyridin-6-one 1616512-05-0 C14H12BrN3O2
    4-(4-bromobenzoyl)-1-methyl-1,4,5,7-tetrahydro-6H-pyrazolo[3,4-b]pyridin-6-one
    —— 4-fluoro-N-(3-fluoro-4-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)phenyl)-2-methylbenzamide 1431385-93-1 C19H16F5N3
    4-fluoro-N-(3-fluoro-4-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)phenyl)-2-methylbenzamide
    —— (4-(5-amino-6-(5-phenyl-1,3,4-oxadiazol-2-yl)pyrazin-2-yl)-5,6-dihydropyridin-1(2H)-yl)(pyridin-3-yl)methanone 1225061-45-9 C23H19N7O2
    (4-(5-amino-6-(5-phenyl-1,3,4-oxadiazol-2-yl)pyrazin-2-yl)-5,6-dihydropyridin-1(2H)-yl)(pyridin-3-yl)methanone
    —— 4-n-Butyl-5-p-chlorbenzolsulfonylimino-1,2,3,4-thiatriazolin-Δ<sup>2</sup> 42770-59-2 C11H13ClN4O2S2
    4-n-Butyl-5-p-chlorbenzolsulfonylimino-1,2,3,4-thiatriazolin-Δ<sup>2</sup>
    —— 4-amino-2-methylsulfanyl-4-morpholin-4-yl-4<i>H</i>-quinolizine-1,3-dicarbonitrile 51624-84-1 C16H17N5OS
    4-amino-2-methylsulfanyl-4-morpholin-4-yl-4<i>H</i>-quinolizine-1,3-dicarbonitrile
    —— 4-acetylamino-<i>N</i>-[4-(4-oxo-4<i>H</i>-chromen-2-yl)-phenyl]-benzenesulfonamide 42520-02-5 C23H18N2O5S
    4-acetylamino-<i>N</i>-[4-(4-oxo-4<i>H</i>-chromen-2-yl)-phenyl]-benzenesulfonamide
    —— 4-(2-Chloro-ethyl)-1,4,5,6-tetrahydro-pyridine-3-carboxylic acid methyl ester; hydrobromide 50790-83-5 BrH*C9H14ClNO2
    4-(2-Chloro-ethyl)-1,4,5,6-tetrahydro-pyridine-3-carboxylic acid methyl ester; hydrobromide
    —— 4,4-Dimethyl-1-propionylamino-azetidin-2-on 53992-46-4 C8H14N2O2
    4,4-Dimethyl-1-propionylamino-azetidin-2-on
    —— 4-Fluor-citrullin 58960-26-2 C6H12FN3O3
    4-Fluor-citrullin
    —— 4-Methyl-4-neopentyl-1,1-dimethoxycyclohexan 54889-07-5 C14H28O2
    4-Methyl-4-neopentyl-1,1-dimethoxycyclohexan
    —— 4a-isopropyl-5-methyl-4a,5-dihydro-benzo[4,5]imidazo[1,2-<i>a</i>]pyridine-1,2,3,4-tetracarboxylic acid tetramethyl ester 52460-35-2 C23H26N2O8
    4a-isopropyl-5-methyl-4a,5-dihydro-benzo[4,5]imidazo[1,2-<i>a</i>]pyridine-1,2,3,4-tetracarboxylic acid tetramethyl ester
    —— 4-(2-acetoxy-ethyl)-5-(3,5-dimethyl-pyrrole-2-carbonyl)-3-methyl-pyrrole-2-carboxylic acid benzyl ester 52459-62-8 C24H26N2O5
    4-(2-acetoxy-ethyl)-5-(3,5-dimethyl-pyrrole-2-carbonyl)-3-methyl-pyrrole-2-carboxylic acid benzyl ester
    —— 4-Pyridin-2'-diethylaminovinyl-keton 54105-09-8 C12H16N2O
    4-Pyridin-2'-diethylaminovinyl-keton