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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-chloro-N-ethyl-1-methyl-1H-imidazo[4,5-c]quinolin-2-amine 879000-96-1 C13H13ClN4
    4-chloro-N-ethyl-1-methyl-1H-imidazo[4,5-c]quinolin-2-amine
    —— 4'-methoxy-N-phenylbiphenyl-4-amine 94256-49-2 C19H17NO
    4'-methoxy-N-phenylbiphenyl-4-amine
    —— 4-bromo-N-((S)-1-((R)-3-hydroxypyrrolidin-1-yl)-3-methylbutan-2-yl)-N-methylbenzamide 1380102-07-7 C17H25BrN2O2
    4-bromo-N-((S)-1-((R)-3-hydroxypyrrolidin-1-yl)-3-methylbutan-2-yl)-N-methylbenzamide
    —— 4C-<2-Phenyl-2H-1,2,3-triazolyl-(4)>-D-lyxotetrose-diphenylformazan 20585-90-4 C24H23N7O3
    4C-<2-Phenyl-2H-1,2,3-triazolyl-(4)>-D-lyxotetrose-diphenylformazan
    —— 4-Amino-3-anilino-5-benzylmercapto-1,2,4-triazol 19703-60-7 C15H15N5S
    4-Amino-3-anilino-5-benzylmercapto-1,2,4-triazol
    —— 4-(4-tert-Butyl-2,6-dimethyl-phenyl)-3-oxo-2-phenyl-butyronitrile 25139-46-2 C22H25NO
    4-(4-tert-Butyl-2,6-dimethyl-phenyl)-3-oxo-2-phenyl-butyronitrile
    —— 4-Trimethylsilylmethyl-phenylessigsaeure-homoveratrylamid 19061-25-7 C22H31NO3Si
    4-Trimethylsilylmethyl-phenylessigsaeure-homoveratrylamid
    —— 4-(p-Anisyl)-3-carboxyhex-4-enoicsaeure 20984-47-8 C14H16O5
    4-(p-Anisyl)-3-carboxyhex-4-enoicsaeure
    —— 4-(2-Carboxy-6-methyl-phenylazo)-1-(4-bromphenyl)-3-methyl-pyrazolon-(5) 19126-41-1 C18H15BrN4O3
    4-(2-Carboxy-6-methyl-phenylazo)-1-(4-bromphenyl)-3-methyl-pyrazolon-(5)
    —— 4-Quinolin-4-yl-2-thioxo-1,2,5,6,7,8,9,10-octahydro-cycloocta[b]pyridine-3-carbonitrile 844682-31-1 C21H19N3S
    4-Quinolin-4-yl-2-thioxo-1,2,5,6,7,8,9,10-octahydro-cycloocta[b]pyridine-3-carbonitrile
    —— 4-Acetamino-naphthalin-sulfonsaeure-1-<3-propyl-nonanoyl-amid> 121760-23-4 C24H34N2O4S
    4-Acetamino-naphthalin-sulfonsaeure-1-<3-propyl-nonanoyl-amid>
    —— 4-Oxo-2-methyl-1-dichlormethyl-1,2,3,4-tetrahydro-naphthalin 92695-81-3 C12H12Cl2O
    4-Oxo-2-methyl-1-dichlormethyl-1,2,3,4-tetrahydro-naphthalin
    —— 4-cyclopropyl-N-{3-[5-(1-ethyl-6-oxo-1,6-dihydro-pyridazin-3-ylamino)-1-methyl-6-oxo-1,6-dihydro-pyridin-3-yl]-2-hydroxymethyl-phenyl}-benzamide 1147530-43-5 C29H29N5O4
    4-cyclopropyl-N-{3-[5-(1-ethyl-6-oxo-1,6-dihydro-pyridazin-3-ylamino)-1-methyl-6-oxo-1,6-dihydro-pyridin-3-yl]-2-hydroxymethyl-phenyl}-benzamide
    —— 4-(2-furyl)phenyl 2,3,4-tri-O-acetyl-5-thio-β-D-xylopyranoside 1011721-58-6 C21H22O8S
    4-(2-furyl)phenyl 2,3,4-tri-O-acetyl-5-thio-β-D-xylopyranoside
    —— 4-{5-[(2-phenyl-5-trifluoromethyl-oxazole-4-carbonyl)-amino]-pyridin-2-ylamino}-piperidine-1-carboxylic acid cyclohexylamide 1085838-40-9 C28H31F3N6O3
    4-{5-[(2-phenyl-5-trifluoromethyl-oxazole-4-carbonyl)-amino]-pyridin-2-ylamino}-piperidine-1-carboxylic acid cyclohexylamide
    —— 4-methoxy-4-methyl-1-(2-propenyl)piperidine 113728-98-6 C10H19NO
    4-methoxy-4-methyl-1-(2-propenyl)piperidine
    —— 4-[(3,5-difluorobenzyl)amino]-6-[(4-morpholinophenyl)amino]pyridine-3-carboxylic acid 1227866-73-0 C23H22F2N4O3
    4-[(3,5-difluorobenzyl)amino]-6-[(4-morpholinophenyl)amino]pyridine-3-carboxylic acid
    —— (4R,5S)-4-(2-Methoxymethoxy-ethyl)-5-methoxymethoxymethyl-dihydro-furan-2-one 133951-97-0 C11H20O6
    (4R,5S)-4-(2-Methoxymethoxy-ethyl)-5-methoxymethoxymethyl-dihydro-furan-2-one
    —— [(4-{2-[4-benzyl-5-(2,6-dimethylmorpholin-4-yl)-oxazol-2-yl]-2-[4-(4-methoxy-phenyl)-piperazin-1-yl]-ethyl}-cyclohexyl)-(3-fluorophenyl)-methyl]-dimethylamine 943031-77-4 C44H58FN5O3
    [(4-{2-[4-benzyl-5-(2,6-dimethylmorpholin-4-yl)-oxazol-2-yl]-2-[4-(4-methoxy-phenyl)-piperazin-1-yl]-ethyl}-cyclohexyl)-(3-fluorophenyl)-methyl]-dimethylamine
    —— 4-(2-piperidin-1-yl-purin-9-yl)phenol 1332368-46-3 C16H17N5O
    4-(2-piperidin-1-yl-purin-9-yl)phenol
    —— {4-[5-(1-methyl-1H-pyrazol-4-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]morpholin-2-yl}methanol 1527474-63-0 C15H18N6O2
    {4-[5-(1-methyl-1H-pyrazol-4-yl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]morpholin-2-yl}methanol
    —— 4-amino-2-(4-bromothiophen-2-yl)pyrimido[1,2-a]benzimidazole-3-carbonitrile 1606132-05-1 C15H8BrN5S
    4-amino-2-(4-bromothiophen-2-yl)pyrimido[1,2-a]benzimidazole-3-carbonitrile
    —— 4-Methoxyaniline 3-(2'-(Benzyloxy)phenyl)-3,3-dimethylpropionic Acid Amide 129967-40-4 C25H27NO3
    4-Methoxyaniline 3-(2'-(Benzyloxy)phenyl)-3,3-dimethylpropionic Acid Amide
    —— 4a-Hydroxy-9,10-dihydroxymethyl-perhydro-phenanthren 1532-51-0 C16H28O3
    4a-Hydroxy-9,10-dihydroxymethyl-perhydro-phenanthren
    —— 4-p-Chlorphenyl-1-methyl-5-nitroimidazol 1455-48-7 C10H8ClN3O2
    4-p-Chlorphenyl-1-methyl-5-nitroimidazol
    —— 4-<2-Butyloxy-aethoxy>-benzoesaeure-amid 92197-90-5 C13H19NO3
    4-<2-Butyloxy-aethoxy>-benzoesaeure-amid
    —— 4-Methyl-xanthen-carbonsaeure-(9)-<3,3,5-trimethyl-cyclohexylester> 115422-33-8 C24H28O3
    4-Methyl-xanthen-carbonsaeure-(9)-<3,3,5-trimethyl-cyclohexylester>
    —— 4,4'-Diethylmercapto-3,3'-bis-trifluormethyl-azoxybenzol 1478-23-5 C18H16F6N2OS2
    4,4'-Diethylmercapto-3,3'-bis-trifluormethyl-azoxybenzol
    —— 4-methyl-1-(2-thienyl)pentan-1-one oxime 78072-65-8 C10H15NOS
    4-methyl-1-(2-thienyl)pentan-1-one oxime
    —— 4-[1-(phenylmethyl)pyrrolidin-2-yl]pyridine 1266573-02-7 C16H18N2
    4-[1-(phenylmethyl)pyrrolidin-2-yl]pyridine
    —— 4-(3-bromo-4-ethoxy-5-(trifluoromethyl)benzamido)benzoic acid 1272527-20-4 C17H13BrF3NO4
    4-(3-bromo-4-ethoxy-5-(trifluoromethyl)benzamido)benzoic acid
    —— 4-(6-tert-Butyl-5-{4-hydroxy-6-[2-(2-hydroxymethyl-phenyl)-ethyl]-6-isopropyl-2-oxo-5,6-dihydro-2H-pyran-3-ylsulfanyl}-2,3-dihydro-indole-1-sulfonyl)-benzonitrile 261706-97-2 C36H40N2O6S2
    4-(6-tert-Butyl-5-{4-hydroxy-6-[2-(2-hydroxymethyl-phenyl)-ethyl]-6-isopropyl-2-oxo-5,6-dihydro-2H-pyran-3-ylsulfanyl}-2,3-dihydro-indole-1-sulfonyl)-benzonitrile
    —— 4-(1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilan-2-yl)-3,3-dimethylbutyl 4-methylbenzenesulfonate 1373402-80-2 C22H46O3SSi4
    4-(1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilan-2-yl)-3,3-dimethylbutyl 4-methylbenzenesulfonate
    —— [(4-tri-O-acetyl-α-L-fucopyranosyloxy)phenyl]fluoroacetic acid 2-cyanoethyl ester 880490-94-8 C23H26FNO10
    [(4-tri-O-acetyl-α-L-fucopyranosyloxy)phenyl]fluoroacetic acid 2-cyanoethyl ester
    —— 4-hydroxy-2-methyl-thiobenzoic acid anilide 120951-43-1 C14H13NOS
    4-hydroxy-2-methyl-thiobenzoic acid anilide
    —— 4-hydroxy-3,3-dimethyl-2-(4-methylphenyl)sulfonylspiro[1,2,4-thiadiazolidine-5,9'-fluorene] 75158-97-3 C23H22N2O3S2
    4-hydroxy-3,3-dimethyl-2-(4-methylphenyl)sulfonylspiro[1,2,4-thiadiazolidine-5,9'-fluorene]
    —— (4aS,4a1R,5S,7aR)-4a1-(2-((tert-butoxycarbonyl)(methyl)amino)ethyl)-5-((tert-butyldimethylsilyl)oxy)-3-oxo-3,3a,3a1,4a,4a1,5,6,7,7a,8-decahydrophenanthro[4,5-bcd]furan-3a-yl acetate 1622096-22-3 C30H47NO7Si
    (4aS,4a1R,5S,7aR)-4a1-(2-((tert-butoxycarbonyl)(methyl)amino)ethyl)-5-((tert-butyldimethylsilyl)oxy)-3-oxo-3,3a,3a1,4a,4a1,5,6,7,7a,8-decahydrophenanthro[4,5-bcd]furan-3a-yl acetate
    —— 4-methyl-5-(p-tolyl)-1H-imidazol-2-amine 1368543-01-4 C11H13N3
    4-methyl-5-(p-tolyl)-1H-imidazol-2-amine
    —— 4-Ethoxy-3-(methylthio)-3-buten-2-one 91157-86-7 C7H12O2S
    4-Ethoxy-3-(methylthio)-3-buten-2-one
    —— 4-(4-diazo-3-methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid 331764-92-2 C11H8N4O3
    4-(4-diazo-3-methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid
    —— 4α-methoxycarbonyl-4β-methyl-5α-pregnan-20-one 134502-16-2 C24H38O3
    4α-methoxycarbonyl-4β-methyl-5α-pregnan-20-one
    —— (4R,5S)-N,3-dicyclohexyl-4,5-dimethyl-1,3-oxazolidin-2-imine 132783-06-3 C17H30N2O
    (4R,5S)-N,3-dicyclohexyl-4,5-dimethyl-1,3-oxazolidin-2-imine
    —— 4-(3-benzamidophenyl)-1-[3-O-[2-cyanoethoxy-(diisopropylamino)phosphino]-5-O-(4,4'-dimethoxy-trityl)-2-O,4-C-methylene-β-D-ribofuranosyl]-2-pyridone 1029931-21-2 C54H57N4O9P
    4-(3-benzamidophenyl)-1-[3-O-[2-cyanoethoxy-(diisopropylamino)phosphino]-5-O-(4,4'-dimethoxy-trityl)-2-O,4-C-methylene-β-D-ribofuranosyl]-2-pyridone
    —— [4-chloro-3-(4-methyl-piperazin-1-ylmethyl)-phenyl]-[5-(6,7-dimethoxy-quinazolin-4-yloxy)-benzoxazol-2-yl]-amine 769960-77-2 C29H29ClN6O4
    [4-chloro-3-(4-methyl-piperazin-1-ylmethyl)-phenyl]-[5-(6,7-dimethoxy-quinazolin-4-yloxy)-benzoxazol-2-yl]-amine
    —— 4-((R)-2-ethoxy-propoxymethyl)-2-(2-methoxy-ethoxy)-phenyl-boronic acid 1147886-92-7 C15H25BO6
    4-((R)-2-ethoxy-propoxymethyl)-2-(2-methoxy-ethoxy)-phenyl-boronic acid
    —— [(4-{2-{4-benzyl-5-[4-(4-methoxyphenyl)-piperazin-1-yl]-oxazol-2-yl}-2-[4-(4-methoxyphenyl)-piperazin-1-yl]-ethyl}-cyclohexyl)-thiophen-2-yl-methyl]-dimethylamine 943031-85-4 C47H60N6O3S
    [(4-{2-{4-benzyl-5-[4-(4-methoxyphenyl)-piperazin-1-yl]-oxazol-2-yl}-2-[4-(4-methoxyphenyl)-piperazin-1-yl]-ethyl}-cyclohexyl)-thiophen-2-yl-methyl]-dimethylamine
    —— (4-Methoxy-2-nitro-phenyl)-carbamic acid (1R,3R,5S)-8-methyl-8-aza-bicyclo[3.2.1]oct-3-yl ester; hydrochloride 123259-37-0 C16H21N3O5*ClH
    (4-Methoxy-2-nitro-phenyl)-carbamic acid (1R,3R,5S)-8-methyl-8-aza-bicyclo[3.2.1]oct-3-yl ester; hydrochloride
    —— 4-methyl-3-[(3-methyl-4-oxo-3,4-dihydroquinazolin-6-yl)amino]-N-[2-(trifluoromethyl)pyridin-4-yl]benzamide 951627-57-9 C23H18F3N5O2
    4-methyl-3-[(3-methyl-4-oxo-3,4-dihydroquinazolin-6-yl)amino]-N-[2-(trifluoromethyl)pyridin-4-yl]benzamide
    —— 4-methylpyridin-1-ium tetrachloroaurate(III) 3672-78-4 AuCl4*C6H8N
    4-methylpyridin-1-ium tetrachloroaurate(III)
    —— 4,4,6,4',4',6'-hexamethyl-3,4,3',4'-tetrahydro-1<i>H</i>,1'<i>H</i>-1,1'-ethanediyl-bis-pyrimidine-2-thione 59336-25-3 C16H26N4S2
    4,4,6,4',4',6'-hexamethyl-3,4,3',4'-tetrahydro-1<i>H</i>,1'<i>H</i>-1,1'-ethanediyl-bis-pyrimidine-2-thione