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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-hydroxy-3,5-dimethyl-quinoline-2-carboxylic acid ethyl ester 855634-03-6 C14H15NO3
    4-hydroxy-3,5-dimethyl-quinoline-2-carboxylic acid ethyl ester
    —— 4-(2-((2-methoxy-4-(1-methyl-1H-pyrazol-4-yl)phenyl)amino)pyrido[3,4-d]pyrimidin-8-yl)thiomorpholine 1,1-dioxide 1578244-80-0 C22H23N7O3S
    4-(2-((2-methoxy-4-(1-methyl-1H-pyrazol-4-yl)phenyl)amino)pyrido[3,4-d]pyrimidin-8-yl)thiomorpholine 1,1-dioxide
    —— 4,6-Bis-<2-chlor-anilino>-isophthalsaeure 15926-90-6 C20H14Cl2N2O4
    4,6-Bis-<2-chlor-anilino>-isophthalsaeure
    —— 4-Chlor-benzoylessigsaeure-<3-nitro-anilid> 1161-32-6 C15H11ClN2O4
    4-Chlor-benzoylessigsaeure-<3-nitro-anilid>
    —— 4,5-Bis-<pyridyl-(2)>-1-phenyl-2-thiocyanato-imidazol 24138-66-7 C20H13N5S
    4,5-Bis-<pyridyl-(2)>-1-phenyl-2-thiocyanato-imidazol
    —— (4-methyl-thiazol-2-yl)-(2-phenyl-acetylamino)-acetic acid ethyl ester 51221-44-4 C16H18N2O3S
    (4-methyl-thiazol-2-yl)-(2-phenyl-acetylamino)-acetic acid ethyl ester
    —— 4-[2-(2,2-diphenyl-ethoxy)-ethyl]-morpholine 102239-51-0 C20H25NO2
    4-[2-(2,2-diphenyl-ethoxy)-ethyl]-morpholine
    —— 4,4-Dimethyl-1,2,3,4,4a,6,7,8-octahydro-benzocyclohepten-5-one 60156-90-3 C13H20O
    4,4-Dimethyl-1,2,3,4,4a,6,7,8-octahydro-benzocyclohepten-5-one
    —— 4-<1-Chlor-isopropyl>-5-acetylimino-Δ<sup>2</sup>-1.3.4-thiodiazolin-sulfonsaeure-(2)-amid 118836-13-8 C7H11ClN4O3S2
    4-<1-Chlor-isopropyl>-5-acetylimino-Δ<sup>2</sup>-1.3.4-thiodiazolin-sulfonsaeure-(2)-amid
    —— 4-Hydroxy-3-[1-(phenyl-hydrazono)-butyl]-chromen-2-one 85689-28-7 C19H18N2O3
    4-Hydroxy-3-[1-(phenyl-hydrazono)-butyl]-chromen-2-one
    —— 4-(3-benzamidophenyl)-1-(2-O,4-C-methylene-β-D-ribofuranosyl)-2-pyridone 1029931-19-8 C24H22N2O6
    4-(3-benzamidophenyl)-1-(2-O,4-C-methylene-β-D-ribofuranosyl)-2-pyridone
    —— 4-(3-Methoxycarbonyl-propionyl)-2,5-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester 25110-01-4 C14H19NO5
    4-(3-Methoxycarbonyl-propionyl)-2,5-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 4-((5R,10S,13R)-3-Acetoxy-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-4-[1,3]dithiolan-2-yl-butyric acid 25090-23-7 C28H42O4S2
    4-((5R,10S,13R)-3-Acetoxy-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-4-[1,3]dithiolan-2-yl-butyric acid
    —— 4-Cyclohexylidenamino-2-methyl-morpholin 41482-93-3 C11H20N2O
    4-Cyclohexylidenamino-2-methyl-morpholin
    —— 4-Methyl-2-thioxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinane-2-thiol; compound with diethyl-amine 55055-18-0 C4H9O2PS2*C4H11N
    4-Methyl-2-thioxo-2λ<sup>5</sup>-[1,3,2]dioxaphosphinane-2-thiol; compound with diethyl-amine
    —— 4-(4-butyl-5-thioxo-4,5-dihydro-1<i>H</i>-[1,2,4]triazol-3-yl)-<i>N</i>-cyclohexylcarbamoyl-benzenesulfonamide 35315-43-6 C19H27N5O3S2
    4-(4-butyl-5-thioxo-4,5-dihydro-1<i>H</i>-[1,2,4]triazol-3-yl)-<i>N</i>-cyclohexylcarbamoyl-benzenesulfonamide
    —— 4-Nitro-benzoic acid (3R,4S,5S,6R)-4-allyloxy-6-allyloxymethyl-3,5-bis-benzyloxy-tetrahydro-pyran-2-yl ester 110507-72-7 C33H35NO9
    4-Nitro-benzoic acid (3R,4S,5S,6R)-4-allyloxy-6-allyloxymethyl-3,5-bis-benzyloxy-tetrahydro-pyran-2-yl ester
    —— [4R-(4R*,2'S*)]-3-[3-acetylthio-3-(3,4-dichlorobenzoyl)-2-methylpropionyl]-4-thiazolidinecarboxylic acid 85671-49-4 C17H17Cl2NO5S2
    [4R-(4R*,2'S*)]-3-[3-acetylthio-3-(3,4-dichlorobenzoyl)-2-methylpropionyl]-4-thiazolidinecarboxylic acid
    —— 4-[6-(3-Methoxy-benzylcarbamoyl)-1-methyl-2,4-dioxo-1,4-dihydro-2H-thieno[2,3-d]pyrimidin-3-ylmethyl]-benzoic acid methyl ester 448965-72-8 C25H23N3O6S
    4-[6-(3-Methoxy-benzylcarbamoyl)-1-methyl-2,4-dioxo-1,4-dihydro-2H-thieno[2,3-d]pyrimidin-3-ylmethyl]-benzoic acid methyl ester
    —— 4-(1-(2-chloro-6-(trifluoromethyl)benzoyl)-6-(3-fluoroazetidine-1-carbonyl)-1H-indazol-3-yl)cyclohex-3-enecarboxylic acid 1562374-66-6 C26H20ClF4N3O4
    4-(1-(2-chloro-6-(trifluoromethyl)benzoyl)-6-(3-fluoroazetidine-1-carbonyl)-1H-indazol-3-yl)cyclohex-3-enecarboxylic acid
    —— (4-aminomethyl-2,6-dimethyl-pyridin-3-yl)-ethyl-amine 31964-70-2 C10H17N3
    (4-aminomethyl-2,6-dimethyl-pyridin-3-yl)-ethyl-amine
    —— (4-Ethyl-3,5-dimethyl-1H-pyrrol-2-yl)-[3-methyl-5-oxo-1-phenyl-1,5-dihydro-pyrazol-(4E)-ylidene]-acetonitrile 137123-65-0 C20H20N4O
    (4-Ethyl-3,5-dimethyl-1H-pyrrol-2-yl)-[3-methyl-5-oxo-1-phenyl-1,5-dihydro-pyrazol-(4E)-ylidene]-acetonitrile
    —— 4-[(4-methyl-1H-indol-5-yl)amino]-1'-(piperidine-4-ylcarbonyl)-1',2',3',6'-tetrahydro-3,4'-bipyridine-5-carbonitrile 1160918-02-4 C26H28N6O
    4-[(4-methyl-1H-indol-5-yl)amino]-1'-(piperidine-4-ylcarbonyl)-1',2',3',6'-tetrahydro-3,4'-bipyridine-5-carbonitrile
    —— 4-(3-methyl-4-phenyl-6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)-4-oxo-N-(3-(trifluoromethyl)benzyl)butanamide 1224392-06-6 C26H25F3N2O2S
    4-(3-methyl-4-phenyl-6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)-4-oxo-N-(3-(trifluoromethyl)benzyl)butanamide
    —— 4-Hydroxy-3-(2,4,5-trihydroxy-phenyl)-thiochromen-2-one 100805-35-4 C15H10O5S
    4-Hydroxy-3-(2,4,5-trihydroxy-phenyl)-thiochromen-2-one
    —— 4-(3-benzyl-6-bromoimidazo[1,2-a]pyridin-2-yl)-N,N-diphenylaniline 1536480-33-7 C32H24BrN3
    4-(3-benzyl-6-bromoimidazo[1,2-a]pyridin-2-yl)-N,N-diphenylaniline
    —— 4,4′-bis((4-methylphenyl)sulfanyl)-2,2′-dihydroxy-5,5′-dimethoxybiphenyl 1536349-76-4 C28H26O4S2
    4,4′-bis((4-methylphenyl)sulfanyl)-2,2′-dihydroxy-5,5′-dimethoxybiphenyl
    —— [(4-ferrocenylphenolato)B(C24H9N6(OC6H4OH)3)] 1256496-68-0 C58H37BFeN6O7
    [(4-ferrocenylphenolato)B(C24H9N6(OC6H4OH)3)]
    —— (4S,6R,7R)-7-Benzoylamino-3-hydroxy-4-methyl-8-oxo-5-oxa-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester 99146-54-0 C28H24N2O6
    (4S,6R,7R)-7-Benzoylamino-3-hydroxy-4-methyl-8-oxo-5-oxa-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester
    —— (4R,6S,7R,8S,10R)-1-((S)-4-Benzyl-2-oxo-oxazolidin-3-yl)-6,8-dimethoxy-4,10-dimethyl-11-triisopropylsilanyloxy-7-trimethylsilanyloxy-undecane-1,2,3-trione 126789-33-1 C37H63NO9Si2
    (4R,6S,7R,8S,10R)-1-((S)-4-Benzyl-2-oxo-oxazolidin-3-yl)-6,8-dimethoxy-4,10-dimethyl-11-triisopropylsilanyloxy-7-trimethylsilanyloxy-undecane-1,2,3-trione
    —— (4-{3-[2-(4-chloro-benzylamino)-pyrimidin-4-yl]-1H-pyrazolo[3,4-d]pyrimidin-6-ylamino}-cyclohexyl)-carbamic acid tert-butyl ester 1386399-45-6 C27H32ClN9O2
    (4-{3-[2-(4-chloro-benzylamino)-pyrimidin-4-yl]-1H-pyrazolo[3,4-d]pyrimidin-6-ylamino}-cyclohexyl)-carbamic acid tert-butyl ester
    —— 4-(5-amino-3-methylpyridin-2-yl)cyclohex-3-en-1-ol 1373148-82-3 C12H16N2O
    4-(5-amino-3-methylpyridin-2-yl)cyclohex-3-en-1-ol
    —— 4-[4-[(5-chloro-4-imidazo[1,2-a]pyridin-3-yl-pyrimidin-2-yl)amino]-3-methoxy-phenyl]-N-(2-hydroxyethyl)-N-methyl-piperazine-1-carboxamide 1224704-34-0 C26H29ClN8O3
    4-[4-[(5-chloro-4-imidazo[1,2-a]pyridin-3-yl-pyrimidin-2-yl)amino]-3-methoxy-phenyl]-N-(2-hydroxyethyl)-N-methyl-piperazine-1-carboxamide
    —— 4-[(3-chloro)propyl]-3-methyl-2-oxazolidinone 119833-59-9 C7H12ClNO2
    4-[(3-chloro)propyl]-3-methyl-2-oxazolidinone
    —— 4-methyl-2,5-bisbutoxybenzaldehyde dimethyl acetal 1000979-92-9 C18H30O4
    4-methyl-2,5-bisbutoxybenzaldehyde dimethyl acetal
    —— 4-(2-{2-[2-(4-tritylphenoxy)ethoxy]ethoxy}ethoxy)-(N-tert-butoxycarbonyl)phenylhydrazine 145839-36-7 C42H46N2O6
    4-(2-{2-[2-(4-tritylphenoxy)ethoxy]ethoxy}ethoxy)-(N-tert-butoxycarbonyl)phenylhydrazine
    —— 4-amino-N-(6-methyl-1-((3-(methylsulfonyl)phenyl)amino)isoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide 1446112-63-5 C24H20N6O3S2
    4-amino-N-(6-methyl-1-((3-(methylsulfonyl)phenyl)amino)isoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide
    —— 4-[2-benzoyl-5-(4-methoxy-phenyl)-5-oxo-3-phenyl-pentanoyl]-morpholine 50344-62-2 C29H29NO5
    4-[2-benzoyl-5-(4-methoxy-phenyl)-5-oxo-3-phenyl-pentanoyl]-morpholine
    —— 4''-O-acetyl-2'-O-ethyl-6-O-methylerythromycin A 957064-08-3 C42H75NO14
    4''-O-acetyl-2'-O-ethyl-6-O-methylerythromycin A
    —— 4-[3,5-Bis(3-ethoxycarbonimidoyl benzyloxy)benzoylamino]cyclohexylamine 1256595-01-3 C33H40N4O5
    4-[3,5-Bis(3-ethoxycarbonimidoyl benzyloxy)benzoylamino]cyclohexylamine
    —— (4aR,8aS)-tert-butyl 4-benzyldecahydroquinoxaline-1-carboxylate 1365794-06-4 C20H30N2O2
    (4aR,8aS)-tert-butyl 4-benzyldecahydroquinoxaline-1-carboxylate
    —— 4-methoxy-6-methylsulfanyl-3,5-diphenyl-thiopyran-2-thione 24097-39-0 C19H16OS3
    4-methoxy-6-methylsulfanyl-3,5-diphenyl-thiopyran-2-thione
    —— 4,9-dimethyl-5,7-diphenyl-1,7,9-triaza-bicyclo[4.2.1]non-4-ene-3,8-dione 35324-34-6 C20H19N3O2
    4,9-dimethyl-5,7-diphenyl-1,7,9-triaza-bicyclo[4.2.1]non-4-ene-3,8-dione
    —— 4-Benzoyl-N-nitro-N-methylanilin 23042-36-6 C14H12N2O3
    4-Benzoyl-N-nitro-N-methylanilin
    —— 4-(Dichloro-isopropyl-silanyl)-bicyclo[2.2.1]hept-5-ene-2-carbonitrile 55166-41-1 C11H15Cl2NSi
    4-(Dichloro-isopropyl-silanyl)-bicyclo[2.2.1]hept-5-ene-2-carbonitrile
    —— 4-Nitro-5-tosylamino-1.2.3-benzothiadiazol 1753-85-1 C13H10N4O4S2
    4-Nitro-5-tosylamino-1.2.3-benzothiadiazol
    —— 4-Phenyl-5-<4-sulfamoyl-phenyl>-4H-<1,2,4>triazol-3-thiol 26169-13-1 C10H12N4O2S2
    4-Phenyl-5-<4-sulfamoyl-phenyl>-4H-<1,2,4>triazol-3-thiol
    —— 4-methoxy-6-morpholin-4-yl-2-phenyl-quinazoline-5,8-dione 38340-54-4 C19H17N3O4
    4-methoxy-6-morpholin-4-yl-2-phenyl-quinazoline-5,8-dione
    —— 4-oxo-3,4-dihydro-quinazoline-2-carboxylic acid <i>N</i>'-trichloroacetyl-hydrazide 34632-75-2 C11H7Cl3N4O3
    4-oxo-3,4-dihydro-quinazoline-2-carboxylic acid <i>N</i>'-trichloroacetyl-hydrazide
    —— 4-((R)-1,2-dihydroxy-ethyl)-6-[4-(4-trifluoromethoxy-phenoxy)phenyl]-pyridine-2-carboxylic acid amide 1367125-97-0 C21H17F3N2O5
    4-((R)-1,2-dihydroxy-ethyl)-6-[4-(4-trifluoromethoxy-phenoxy)phenyl]-pyridine-2-carboxylic acid amide