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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(2-Brom-5-nitrophenyl)-1H-tetrazolin-5-thion 22353-75-9 C7H4BrN5O2S
    4-(2-Brom-5-nitrophenyl)-1H-tetrazolin-5-thion
    —— 4-(3-Hydroxy-2-isopropylamino-propoxy)-1H-indole-2-carboxylic acid N',N'-dimethyl-hydrazide 35308-93-1 C17H26N4O3
    4-(3-Hydroxy-2-isopropylamino-propoxy)-1H-indole-2-carboxylic acid N',N'-dimethyl-hydrazide
    —— 4-methoxy-benzoic acid 3-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1<i>H</i>-pyrazol-4-yl)-ethyl-amino]-propyl ester 47679-29-8 C24H29N3O4
    4-methoxy-benzoic acid 3-[(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1<i>H</i>-pyrazol-4-yl)-ethyl-amino]-propyl ester
    —— 4-{1-[3,5-bis-(4-cyano-phenoxy)-benzoyl]-piperidin-4-yl}-butyric acid ethyl ester 1256596-18-5 C32H31N3O5
    4-{1-[3,5-bis-(4-cyano-phenoxy)-benzoyl]-piperidin-4-yl}-butyric acid ethyl ester
    —— (4-methylphenyl)triisopropylsilylamine 29875-14-7 C16H29NSi
    (4-methylphenyl)triisopropylsilylamine
    —— 4-(3-hydroxy-2,2,4-trimethyl-pentyloxy)-6-isopropyl-5,5-dimethyl-tetrahydro-pyrimidin-2-one 27053-67-4 C17H34N2O3
    4-(3-hydroxy-2,2,4-trimethyl-pentyloxy)-6-isopropyl-5,5-dimethyl-tetrahydro-pyrimidin-2-one
    —— (4a<i>R</i>)-6<i>t</i>-benzyloxy-7-methyl-2<i>c</i>-phenyl-(4a<i>r</i>,6a<i>t</i>,9a<i>c</i>,9b<i>t</i>)-hexahydro-[1,3]dioxino[4',5':5,6]pyrano[3,4-<i>d</i>]oxazol-8-one 27909-20-2 C22H23NO6
    (4a<i>R</i>)-6<i>t</i>-benzyloxy-7-methyl-2<i>c</i>-phenyl-(4a<i>r</i>,6a<i>t</i>,9a<i>c</i>,9b<i>t</i>)-hexahydro-[1,3]dioxino[4',5':5,6]pyrano[3,4-<i>d</i>]oxazol-8-one
    —— 4'',11-Dipropionyl-erythromycin B 37028-29-8 C43H75NO14
    4'',11-Dipropionyl-erythromycin B
    —— 4-{7-[5-(8-Bromo-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydro-isoquinolin-1-ylmethyl)-2-methoxy-phenoxy]-6-methoxy-2-methyl-1,2,3,4-tetrahydro-isoquinolin-1-ylmethyl}-phenol 31945-10-5 C38H43BrN2O6
    4-{7-[5-(8-Bromo-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydro-isoquinolin-1-ylmethyl)-2-methoxy-phenoxy]-6-methoxy-2-methyl-1,2,3,4-tetrahydro-isoquinolin-1-ylmethyl}-phenol
    —— 4-Carbobenzyloxy-3-carbomethoxypyridin 24202-78-6 C15H13NO4
    4-Carbobenzyloxy-3-carbomethoxypyridin
    —— 4-oxo-3-(3-sulfamoyl-phenyl)-3,4-dihydro-quinazoline-2-carboxylic acid ethyl ester 30838-34-7 C17H15N3O5S
    4-oxo-3-(3-sulfamoyl-phenyl)-3,4-dihydro-quinazoline-2-carboxylic acid ethyl ester
    —— (4'-Hydroxy-5,3'-dinitro-biphenyl-2-yl)-carbamic acid benzyl ester 40257-59-8 C20H15N3O7
    (4'-Hydroxy-5,3'-dinitro-biphenyl-2-yl)-carbamic acid benzyl ester
    —— 4-(4-hexyl-2,5-dimethoxy-phenyl)-4-oxo-butyric acid 101887-25-6 C18H26O5
    4-(4-hexyl-2,5-dimethoxy-phenyl)-4-oxo-butyric acid
    —— (4-methoxyphenethyl)triphenylsilane 1145706-49-5 C27H26OSi
    (4-methoxyphenethyl)triphenylsilane
    —— 4-[cyclopropyl-(4-oxazol-5-yl-benzoyl)-amino]-piperidine-1-carboxylic acid 1-methyl-cyclopropyl ester 1578188-27-8 C23H27N3O4
    4-[cyclopropyl-(4-oxazol-5-yl-benzoyl)-amino]-piperidine-1-carboxylic acid 1-methyl-cyclopropyl ester
    —— 4-{2-Hydroxy-3-[4-oxo-2-(1H-tetrazol-5-yl)-4H-chromen-6-yloxy]-propoxy}-benzonitrile 53736-57-5 C20H15N5O5
    4-{2-Hydroxy-3-[4-oxo-2-(1H-tetrazol-5-yl)-4H-chromen-6-yloxy]-propoxy}-benzonitrile
    —— 4-Dibenzylcarbamoyl-bicyclo[2.2.2]octane-1-carboxylic acid ethyl ester 28673-87-2 C26H31NO3
    4-Dibenzylcarbamoyl-bicyclo[2.2.2]octane-1-carboxylic acid ethyl ester
    —— 4-Methyl-2-(2-methyl-1H-indol-3-ylmethyl)-pentanoic acid 2-(2-diethylamino-ethoxy)-ethyl ester 47627-67-8 C24H38N2O3
    4-Methyl-2-(2-methyl-1H-indol-3-ylmethyl)-pentanoic acid 2-(2-diethylamino-ethoxy)-ethyl ester
    —— 4,7-Dihydroxy-6-nitro-1,8-naphthiridin-2-carbonsaeure 37906-06-2 C9H5N3O6
    4,7-Dihydroxy-6-nitro-1,8-naphthiridin-2-carbonsaeure
    —— 4-(((tert-butyldimethylsilyl)oxy)methyl)-3-methoxyaniline 1254102-40-3 C14H25NO2Si
    4-(((tert-butyldimethylsilyl)oxy)methyl)-3-methoxyaniline
    —— 4-[(1-methyl-4-phenyl-1H-imidazol-5-yl)ethynyl]-2-(methylsulfinyl)pyrimidine 723341-94-4 C17H14N4OS
    4-[(1-methyl-4-phenyl-1H-imidazol-5-yl)ethynyl]-2-(methylsulfinyl)pyrimidine
    —— 4-chloro-N-(5-isopropyl-3,4-dimethyl-3H-thiazol-2-ylidene)-benzenesulfonamide 15090-77-4 C14H17ClN2O2S2
    4-chloro-N-(5-isopropyl-3,4-dimethyl-3H-thiazol-2-ylidene)-benzenesulfonamide
    —— 4-Methylsulfanyl-2-{[2-(3-trifluoromethyl-phenylamino)-pyridine-3-carbonyl]-amino}-butyric acid 23940-87-6 C18H18F3N3O3S
    4-Methylsulfanyl-2-{[2-(3-trifluoromethyl-phenylamino)-pyridine-3-carbonyl]-amino}-butyric acid
    —— 4-[2,4-bis-(3-ethoxycarbonimidoyl-benzyloxy)benzoylamino]-cyclohexyl-amine 1256595-26-2 C33H40N4O5
    4-[2,4-bis-(3-ethoxycarbonimidoyl-benzyloxy)benzoylamino]-cyclohexyl-amine
    —— [4-[8-[6-Amino-5-(trifluoromethyl)pyridin-3-yl]-2-methylimidazo[4,5-c][1,5]naphthyridin-1-yl]piperidin-1-yl]-pyridin-2-ylmethanone 1366049-26-4 C27H23F3N8O
    [4-[8-[6-Amino-5-(trifluoromethyl)pyridin-3-yl]-2-methylimidazo[4,5-c][1,5]naphthyridin-1-yl]piperidin-1-yl]-pyridin-2-ylmethanone
    —— 4-bromo-N-(2-hydroxy-ethyl)-3,N-dimethyl-benzamide 1253926-32-7 C11H14BrNO2
    4-bromo-N-(2-hydroxy-ethyl)-3,N-dimethyl-benzamide
    —— 4-methyl-2-nitro-N-[3-oxo-3-(2,5,8,11,14-pentaoxabicyclo[13.4.0]nonadeca-1(15),16,18-trien-17-ylamino)propyl]-3-phenylmethoxybenzamide 211674-37-2 C32H37N3O10
    4-methyl-2-nitro-N-[3-oxo-3-(2,5,8,11,14-pentaoxabicyclo[13.4.0]nonadeca-1(15),16,18-trien-17-ylamino)propyl]-3-phenylmethoxybenzamide
    —— (4R)-4-[(3aS,6R,7aR)-6-methoxy-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxol-5-yl]-4-hydroxy-2,3-di(propan-2-yloxy)cyclobut-2-en-1-one 188752-30-9 C20H30O7
    (4R)-4-[(3aS,6R,7aR)-6-methoxy-2,2-dimethyl-3a,6,7,7a-tetrahydro-1,3-benzodioxol-5-yl]-4-hydroxy-2,3-di(propan-2-yloxy)cyclobut-2-en-1-one
    —— {4-[3,5-bis(3-cyano benzyloxy)benzoylamino]cyclohexyl}carbamic acid tert-butyl ester 1256595-00-2 C34H36N4O5
    {4-[3,5-bis(3-cyano benzyloxy)benzoylamino]cyclohexyl}carbamic acid tert-butyl ester
    —— 4-(furan-2-yl)-6-phenyl-9-(2,3,5-tri-O/-benzoyl-β-D-ribofuranosyl)-9H-pyrimido[4,5-b]indole 1403589-42-3 C46H33N3O8
    4-(furan-2-yl)-6-phenyl-9-(2,3,5-tri-O/-benzoyl-β-D-ribofuranosyl)-9H-pyrimido[4,5-b]indole
    —— 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((4-methoxy-4-oxobutanamido)methyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid 1392112-95-6 C42H59NO5
    4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((4-methoxy-4-oxobutanamido)methyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoic acid
    —— 4-(p-chlorbenzyl)-2-<quinuelidyl-(3)>-1-(2H)-phthalazinone 37933-10-1 C22H22ClN3O
    4-(p-chlorbenzyl)-2-<quinuelidyl-(3)>-1-(2H)-phthalazinone
    —— 4-(3,5-dimethyl-phenylazo)-3,5-diphenyl-pyrazole-1-carboximidic acid amide 47649-29-6 C24H22N6
    4-(3,5-dimethyl-phenylazo)-3,5-diphenyl-pyrazole-1-carboximidic acid amide
    —— 4-(4-Hydroxy-phenyl)-2-oxo-3,4-dihydro-2H,5H-1,6-dioxa-benzo[c]phenanthrene-3,5-dicarboxylic acid 3-ethyl ester 40330-05-0 C26H20O8
    4-(4-Hydroxy-phenyl)-2-oxo-3,4-dihydro-2H,5H-1,6-dioxa-benzo[c]phenanthrene-3,5-dicarboxylic acid 3-ethyl ester
    —— 4-(2,5-Dichlor-phenylazo)-1-(2,4-dinitro-phenyl)-3-methyl-5-phenyl-pyrazol 22951-60-6 C22H14Cl2N6O4
    4-(2,5-Dichlor-phenylazo)-1-(2,4-dinitro-phenyl)-3-methyl-5-phenyl-pyrazol
    —— 4-Ethoxy-1-(6-brom-3-acetamino-2,4-di-O-acetyl-3,6-didesoxy-β-D-galaktopyranosyl)-1,2-dihydro-pyrimidon-(2) 23819-16-1 C18H24BrN3O8
    4-Ethoxy-1-(6-brom-3-acetamino-2,4-di-O-acetyl-3,6-didesoxy-β-D-galaktopyranosyl)-1,2-dihydro-pyrimidon-(2)
    —— 4-methoxy-2-(2-methoxyethoxy)-N-[3-[4-[2-[[4-methoxy-2-(2-methoxyethoxy)benzoyl]amino]ethyl]phenoxy]propyl]benzamide 942132-89-0 C33H42N2O9
    4-methoxy-2-(2-methoxyethoxy)-N-[3-[4-[2-[[4-methoxy-2-(2-methoxyethoxy)benzoyl]amino]ethyl]phenoxy]propyl]benzamide
    —— 4-[4-Methyl-1-(2-methyl-butyl)-pent-3-enyl]-pyridine 22241-48-1 C16H25N
    4-[4-Methyl-1-(2-methyl-butyl)-pent-3-enyl]-pyridine
    —— 4-Methyl-5-phenyl-2-(4'-chlorphenylazo)-imidazol 31993-14-3 C16H13ClN4
    4-Methyl-5-phenyl-2-(4'-chlorphenylazo)-imidazol
    —— 4-<i>tert</i>-butyl-1,2,3,5-tetramethyl-2,3-dihydro-1<i>H</i>-pyrazole 27808-18-0 C11H22N2
    4-<i>tert</i>-butyl-1,2,3,5-tetramethyl-2,3-dihydro-1<i>H</i>-pyrazole
    —— 4-Brom-2-chlor-4'-hydroxy-diphenylsulfon 20804-12-0 C12H8BrClO3S
    4-Brom-2-chlor-4'-hydroxy-diphenylsulfon
    —— 4-methyl-4-trideuteriomethoxy-pentan-2-one 27921-37-5 C7H14O2
    4-methyl-4-trideuteriomethoxy-pentan-2-one
    —— 4,6-Diacetoxy-1-phenyl-N-acetyl-1,2,3,4-tetrahydro-isochinolin 18028-22-3 C21H21NO5
    4,6-Diacetoxy-1-phenyl-N-acetyl-1,2,3,4-tetrahydro-isochinolin
    —— [(4-methoxy-anilino)-quinolin-6-yl-methyl]-phosphonic acid diisopropyl ester 25411-38-5 C23H29N2O4P
    [(4-methoxy-anilino)-quinolin-6-yl-methyl]-phosphonic acid diisopropyl ester
    —— 4-(2,4-Dinitrophenyl)phthalsaeuredimethylester 29488-98-0 C16H12N2O8
    4-(2,4-Dinitrophenyl)phthalsaeuredimethylester
    —— 4-((3R,5S,7R,10S,11S,12R,13R,17R)-3,7-Diacetoxy-11-chloro-10,13-dimethyl-12-nitro-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid 27367-96-0 C28H42ClNO8
    4-((3R,5S,7R,10S,11S,12R,13R,17R)-3,7-Diacetoxy-11-chloro-10,13-dimethyl-12-nitro-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid
    —— 4-isobutyryloxy-3,6,10-trimethyl-decahydro-cyclodeca[<i>b</i>]furan-2-one 22489-23-2 C19H32O4
    4-isobutyryloxy-3,6,10-trimethyl-decahydro-cyclodeca[<i>b</i>]furan-2-one
    —— 4-(3-methoxy-phenylazo)-3,5-diphenyl-pyrazole-1-carboxylic acid anilide 37103-67-6 C29H23N5O2
    4-(3-methoxy-phenylazo)-3,5-diphenyl-pyrazole-1-carboxylic acid anilide
    —— 4,5-dihydro-1<i>H</i>-[1,2]diazepine-3,6-dicarbonitrile 22276-07-9 C7H6N4
    4,5-dihydro-1<i>H</i>-[1,2]diazepine-3,6-dicarbonitrile
    —— 4-(2,3-dichloro-phenylazo)-3,5-dimethyl-pyrazole-1-carboxylic acid anilide 37103-41-6 C18H15Cl2N5O
    4-(2,3-dichloro-phenylazo)-3,5-dimethyl-pyrazole-1-carboxylic acid anilide