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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Oxo-2-methyl-5-ethyl-pyrrolidin-dicarbonsaeure-(1,3)-diethylester 91952-64-6 C13H21NO5
    4-Oxo-2-methyl-5-ethyl-pyrrolidin-dicarbonsaeure-(1,3)-diethylester
    —— 4SC-205 1186601-34-2 C25H28N4O4*ClH
    4SC-205
    —— 4-tolyl-3,3-dimethyl-1,2,7-triazaspiro[4.4]non-1-ene-6-one 1374788-30-3 C15H19N3O
    4-tolyl-3,3-dimethyl-1,2,7-triazaspiro[4.4]non-1-ene-6-one
    —— 4-ethoxy-2-(4-ethoxy-3-methoxy-benzoyl)-5-methoxy-benzoic acid 94757-84-3 C20H22O7
    4-ethoxy-2-(4-ethoxy-3-methoxy-benzoyl)-5-methoxy-benzoic acid
    —— 4-(4-methoxyphenyl)-4,4-diphenylbutan-1-ol 1426165-82-3 C23H24O2
    4-(4-methoxyphenyl)-4,4-diphenylbutan-1-ol
    —— 4-(2-diethylamino-ethoxy)-2-(2-diethylamino-ethyl)-2H-phthalazin-1-one 102310-34-9 C20H32N4O2
    4-(2-diethylamino-ethoxy)-2-(2-diethylamino-ethyl)-2H-phthalazin-1-one
    —— 4,5-dimethoxy-8-thia-9-azatricyclo[7.2.1.0<sup>2,7</sup>]dodeca-2(7),3,5-triene 8,8-dioxide 830319-64-7 C12H15NO4S
    4,5-dimethoxy-8-thia-9-azatricyclo[7.2.1.0<sup>2,7</sup>]dodeca-2(7),3,5-triene 8,8-dioxide
    —— 4,7-dibromo-2,2-dinitrobibenzothiadiazole 1418269-35-8 C12H2Br2N6O4S2
    4,7-dibromo-2,2-dinitrobibenzothiadiazole
    —— 4-(1-adamantyl)-2-methylsulfanyl-1,3-dithiolium iodide 1137831-47-0 C14H19S3*I
    4-(1-adamantyl)-2-methylsulfanyl-1,3-dithiolium iodide
    —— 4,6-O-benzylidene-N-benzyloxycarbonyl-5a-carba-D-glucopyranosylamine 89859-47-2 C22H25NO6
    4,6-O-benzylidene-N-benzyloxycarbonyl-5a-carba-D-glucopyranosylamine
    —— 4,4,5,5-tetramethyl-2-(3-(phenylsulfonyl)hexa-1,5-dien-2-yl)-1,3,2-dioxaborolane 1424999-50-7 C18H25BO4S
    4,4,5,5-tetramethyl-2-(3-(phenylsulfonyl)hexa-1,5-dien-2-yl)-1,3,2-dioxaborolane
    —— 4,8-dimethyl-1H-quinazolin-2-one 215863-62-0 C10H10N2O
    4,8-dimethyl-1H-quinazolin-2-one
    —— <4,α-Dichlor-benzyl>-phenyl-sulfid 7693-33-6 C13H10Cl2S
    <4,α-Dichlor-benzyl>-phenyl-sulfid
    —— 4-<4-Chlor-2-hydroxy-methyl-phenoxy>-buttersaeure 13923-77-8 C11H13ClO4
    4-<4-Chlor-2-hydroxy-methyl-phenoxy>-buttersaeure
    —— 4-Isopropyl-1,7-dimethyl-bicyclo[3.2.1]oct-6-ene-6,8-dicarboxylic acid 6-methyl ester 2649-62-9 C16H24O4
    4-Isopropyl-1,7-dimethyl-bicyclo[3.2.1]oct-6-ene-6,8-dicarboxylic acid 6-methyl ester
    —— 4-Acetyl-5-hydroxy-2,3-diphenyl-benzofuran 2035-13-4 C22H16O3
    4-Acetyl-5-hydroxy-2,3-diphenyl-benzofuran
    —— 4-Amino-3,5-bis-perfluorpropyl-1,2,4,4H-triazol 6019-66-5 C8H2F14N4
    4-Amino-3,5-bis-perfluorpropyl-1,2,4,4H-triazol
    —— 4,5-dimethyl-2-(1-phenyl-butyl)-1,2-dihydro-pyrazol-3-one 55294-77-4 C15H20N2O
    4,5-dimethyl-2-(1-phenyl-butyl)-1,2-dihydro-pyrazol-3-one
    —— (4-Chlor-phenyl)-α-pyridyl-phosphat 46917-04-8 C11H9ClNO4P
    (4-Chlor-phenyl)-α-pyridyl-phosphat
    —— 4-[3-Ethyl-3H-benzothiazol-(2Z)-ylidene]-3-hydroxy-cyclohexa-2,5-dienone 6764-54-1 C15H13NO2S
    4-[3-Ethyl-3H-benzothiazol-(2Z)-ylidene]-3-hydroxy-cyclohexa-2,5-dienone
    —— 4-[1-(4-Bromobenzyl)-5-chloro-2-methyl-1H-indol-3-yl]-2,3-dimethyl-butanoic acid 185737-21-7 C22H23BrClNO2
    4-[1-(4-Bromobenzyl)-5-chloro-2-methyl-1H-indol-3-yl]-2,3-dimethyl-butanoic acid
    —— 4-fluoro-5-methyl-3-(3-quinuclidinyloxy)isoxazole 138731-68-7 C11H15FN2O2
    4-fluoro-5-methyl-3-(3-quinuclidinyloxy)isoxazole
    —— 4-Pyridinecarboxylic acid, 5-(aminomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)- 1805027-77-3 C9H7F5N2O3
    4-Pyridinecarboxylic acid, 5-(aminomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)-
    —— 4-[2-(3,4-Diethoxyphenyl)-4-thiazolyl]benzenecarbohydroxamic acid 155467-42-8 C20H20N2O4S
    4-[2-(3,4-Diethoxyphenyl)-4-thiazolyl]benzenecarbohydroxamic acid
    —— 4-Pyridinecarbonyl chloride, 3-(aminomethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)- 1804932-76-0 C9H6ClF5N2O2
    4-Pyridinecarbonyl chloride, 3-(aminomethyl)-2-(difluoromethyl)-6-(trifluoromethoxy)-
    —— 4-Phenylsulfamoyl-benzoyl chloride 114958-19-9 C13H10ClNO3S
    4-Phenylsulfamoyl-benzoyl chloride
    —— (4R)-3-(4-oxo-6,7-dihydro-5H-1-benzofuran-2-yl)-4-phenyl-1,3-oxazolidin-2-one 1190202-51-7 C17H15NO4
    (4R)-3-(4-oxo-6,7-dihydro-5H-1-benzofuran-2-yl)-4-phenyl-1,3-oxazolidin-2-one
    —— (4R,5R)-4-acetyl-2-[(S,3E,5E)-5,7-dimethyl-2-oxonona-3,5-dienyl]-4,5-(isopropylidenedioxy)-3-phenylcyclopent-2-en-1-one 1449307-30-5 C27H32O5
    (4R,5R)-4-acetyl-2-[(S,3E,5E)-5,7-dimethyl-2-oxonona-3,5-dienyl]-4,5-(isopropylidenedioxy)-3-phenylcyclopent-2-en-1-one
    —— 4-Isopropyl-1-thio-γ-pyran 16860-07-4 C8H12S
    4-Isopropyl-1-thio-γ-pyran
    —— 4-[5-(4-Fluorophenyl)-1,2,4-oxadiazol-3-yl]benzoic acid 1135241-36-9 C15H9FN2O3
    4-[5-(4-Fluorophenyl)-1,2,4-oxadiazol-3-yl]benzoic acid
    —— {4-[3-(4-Chloro-phenoxy)-propoxy]-phenyl}-(3-trifluoromethyl-phenoxy)-acetic acid 69183-68-2 C24H20ClF3O5
    {4-[3-(4-Chloro-phenoxy)-propoxy]-phenyl}-(3-trifluoromethyl-phenoxy)-acetic acid
    —— (4R,6R)-6-{2-[(1S,2S,6S,8S,8aR)-1,2,6,7,8,8a-hexahydro-6-t-butyldimethylsilyloxy-8-(2,2-diethyl-4-pentenoyloxy)-2-methyl-1-naphthyl]ethyl}tetrahydro-4-t-butyldimethylsilyloxy-2H-pyran-2-one 159224-83-6 C39H68O6Si2
    (4R,6R)-6-{2-[(1S,2S,6S,8S,8aR)-1,2,6,7,8,8a-hexahydro-6-t-butyldimethylsilyloxy-8-(2,2-diethyl-4-pentenoyloxy)-2-methyl-1-naphthyl]ethyl}tetrahydro-4-t-butyldimethylsilyloxy-2H-pyran-2-one
    —— 4-((R)-3-(diethoxy-phosphoryl)-2-([4-((1S,2S)-2-hydroxymethyl-cyclopropyl)-6-phenyl-pyridine-2-carbonyl]-amino)-propionyl)-piperazine-1-carboxylic acid butyl ester 1191264-12-6 C32H45N4O8P
    4-((R)-3-(diethoxy-phosphoryl)-2-([4-((1S,2S)-2-hydroxymethyl-cyclopropyl)-6-phenyl-pyridine-2-carbonyl]-amino)-propionyl)-piperazine-1-carboxylic acid butyl ester
    —— 4-Hydroxy-2-methyleneamino-pentanoic acid tert-butyl ester 103348-81-8 C10H17NO3
    4-Hydroxy-2-methyleneamino-pentanoic acid tert-butyl ester
    —— (4aR,11R,11aS)-2-(2-(1-benzyl-4-methylpiperazin-2-yl)ethyl)-11-methyl-9-(trifluoromethyl)-2,3,4,4a,5,6,11,11a-octahydro-1H-pyrido[4,3-b]carbazole 693824-72-5 C31H39F3N4
    (4aR,11R,11aS)-2-(2-(1-benzyl-4-methylpiperazin-2-yl)ethyl)-11-methyl-9-(trifluoromethyl)-2,3,4,4a,5,6,11,11a-octahydro-1H-pyrido[4,3-b]carbazole
    —— {4-[8-(3-furyl)-5-hydroxy-3-phenyl-1,6-naphthyridin-2-yl]phenyl}methanaminium trifluoroacetate 1238316-68-1 C2HF3O2*C25H19N3O2
    {4-[8-(3-furyl)-5-hydroxy-3-phenyl-1,6-naphthyridin-2-yl]phenyl}methanaminium trifluoroacetate
    —— 4-[(2-chloro-5-cyanophenylcarbonyl)amino]-N-[[1-(2-methoxyethyl)cyclopentyl]carbonyl]-L-phenylalanine methyl ester 220879-85-6 C27H30ClN3O5
    4-[(2-chloro-5-cyanophenylcarbonyl)amino]-N-[[1-(2-methoxyethyl)cyclopentyl]carbonyl]-L-phenylalanine methyl ester
    —— [4-[(N,N-Diethylcarbamoyl)methoxy]-3-ethoxyphenyl]acetic acid ethyl ester 579494-71-6 C18H27NO5
    [4-[(N,N-Diethylcarbamoyl)methoxy]-3-ethoxyphenyl]acetic acid ethyl ester
    —— 4-{3-[2,5-dimethyl-4-(N-ethylcarbonyl-N-ethoxycarbonylmethylaminocarbonylmethyl-amino)-phenyl]-propargylamino}-benzamidine 276676-39-2 C27H33N5O4
    4-{3-[2,5-dimethyl-4-(N-ethylcarbonyl-N-ethoxycarbonylmethylaminocarbonylmethyl-amino)-phenyl]-propargylamino}-benzamidine
    —— 4-[[3,3-bis(4-methoxyphenyl)piperidin-1-yl]methyl]-N-(3-hydroxy-3-phenylpropyl)-N-methylbenzamide 1057109-94-0 C37H42N2O4
    4-[[3,3-bis(4-methoxyphenyl)piperidin-1-yl]methyl]-N-(3-hydroxy-3-phenylpropyl)-N-methylbenzamide
    —— (4-methoxy-2-nitrophenyl)(phenyl)sulfane 33358-37-1 C13H11NO3S
    (4-methoxy-2-nitrophenyl)(phenyl)sulfane
    —— 4-(4-Acetyl-phenyl)-piperazine-1-carbothioaldehyde 107046-79-7 C13H16N2OS
    4-(4-Acetyl-phenyl)-piperazine-1-carbothioaldehyde
    —— 4-[[3,3-bis(4-methoxyphenyl)piperidin-1-yl]methyl]-N-(2-hydroxyethyl)-N-methylbenzamide 946159-03-1 C30H36N2O4
    4-[[3,3-bis(4-methoxyphenyl)piperidin-1-yl]methyl]-N-(2-hydroxyethyl)-N-methylbenzamide
    —— 4-(2,6-Difluorophenyl)-2,2-dimethyl-5-{3-fluoro-4-(methylthio)phenyl}-3(2H)-furanone 301695-09-0 C19H15F3O2S
    4-(2,6-Difluorophenyl)-2,2-dimethyl-5-{3-fluoro-4-(methylthio)phenyl}-3(2H)-furanone
    —— 4-t-butyl-3'-chloro-5'-fluoro-2,4'-bipyridine 1322575-45-0 C14H14ClFN2
    4-t-butyl-3'-chloro-5'-fluoro-2,4'-bipyridine
    —— 4-(n-butyl)-6-cyano-3-(4-methoxyphenyl)pyrazolo[5,1-a]isoquinoline 1415913-90-4 C23H21N3O
    4-(n-butyl)-6-cyano-3-(4-methoxyphenyl)pyrazolo[5,1-a]isoquinoline
    —— 4-[3-{6-[3-bromo-5-(1,6-dimethyl-2-oxo-4-trifluoromethyl-1,2-dihydro-pyridin-3-yl)-phenoxy]-hexyl}-(2-(2-carboxy-ethyl)-phenoxy)]-butyric acid 1123158-48-4 C33H37BrF3NO7
    4-[3-{6-[3-bromo-5-(1,6-dimethyl-2-oxo-4-trifluoromethyl-1,2-dihydro-pyridin-3-yl)-phenoxy]-hexyl}-(2-(2-carboxy-ethyl)-phenoxy)]-butyric acid
    —— 4-amino-5-cyano-7-[[1-(benzyloxy)-3-hydroxy-2-propoxy]methyl]pyrrolo[2,3-d]pyrimidine 118043-68-8 C18H19N5O3
    4-amino-5-cyano-7-[[1-(benzyloxy)-3-hydroxy-2-propoxy]methyl]pyrrolo[2,3-d]pyrimidine
    —— 4-(4-Chlor-phenyl)-5-(5-brom-2-hydroxy-phenyl)-3-mercapto-4H-1,2,4-triazol 17076-30-1 C14H9BrClN3OS
    4-(4-Chlor-phenyl)-5-(5-brom-2-hydroxy-phenyl)-3-mercapto-4H-1,2,4-triazol
    —— 4-imino-2-phenylimino-3-oxa-1-aza-spiro[4.5]decan-1-ol 66286-09-7 C14H17N3O2
    4-imino-2-phenylimino-3-oxa-1-aza-spiro[4.5]decan-1-ol