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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-methylamino-but-2-enoic acid[4-(4,5-dichloro-2-fluoro-phenylamino)-7-(2-2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxy-ethoxy)-quinazolin-6-yl]-amide 1186029-45-7 C27H32Cl2FN5O6
    4-methylamino-but-2-enoic acid[4-(4,5-dichloro-2-fluoro-phenylamino)-7-(2-2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxy-ethoxy)-quinazolin-6-yl]-amide
    —— 4,5-bis-trimethylsilanyl-pyridazine-3,6-dicarboxylic acid dimethyl ester 53355-22-9 C14H24N2O4Si2
    4,5-bis-trimethylsilanyl-pyridazine-3,6-dicarboxylic acid dimethyl ester
    —— 4-bromo-1-(cyclopropylmethyl)-5-[(1-oxidopyridin-4-yl)methoxy]-1H-benzotriazole 1379544-45-2 C16H15BrN4O2
    4-bromo-1-(cyclopropylmethyl)-5-[(1-oxidopyridin-4-yl)methoxy]-1H-benzotriazole
    —— 4-(5-chloro-4-fluorothiophen-2-yl)-1,3-thiazol-2-amine 570407-15-7 C7H4ClFN2S2
    4-(5-chloro-4-fluorothiophen-2-yl)-1,3-thiazol-2-amine
    —— 4-Methyl-3-isopropyloxazol 5214-69-7 C7H11NO2
    4-Methyl-3-isopropyloxazol
    —— 4-(2-Methoxycarbonylethyl)-4-allylcyclohex-2-enon 58576-16-2 C13H18O3
    4-(2-Methoxycarbonylethyl)-4-allylcyclohex-2-enon
    —— {4-[(2-oxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-5-yl)amino]phenyl}acetic acid 1265635-85-5 C15H14N4O3
    {4-[(2-oxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-5-yl)amino]phenyl}acetic acid
    —— 4-Nitro-1-oxy-pyridine-2-carboxylic acid (1-ethyl-piperidin-3-yl)-amide 39574-88-4 C13H18N4O4
    4-Nitro-1-oxy-pyridine-2-carboxylic acid (1-ethyl-piperidin-3-yl)-amide
    —— 4-chloro-2-(N-cyanoamino)-6-[(4-methyl)-piperidin-1-yl]-5-phenylpyrimidine 381214-93-3 C17H18ClN5
    4-chloro-2-(N-cyanoamino)-6-[(4-methyl)-piperidin-1-yl]-5-phenylpyrimidine
    —— 4-propyloxy-4'-iodobiphenyl 199982-03-1 C15H15IO
    4-propyloxy-4'-iodobiphenyl
    —— 4-(1-methyl-6-oxo-1,4,5,6-tetrahydro-pyridazin-3-yl)-benzonitrile 52239-88-0 C12H11N3O
    4-(1-methyl-6-oxo-1,4,5,6-tetrahydro-pyridazin-3-yl)-benzonitrile
    —— 4-Methyl-selenochromen 27432-65-1 C10H10Se
    4-Methyl-selenochromen
    —— 4-[2-(6-methyl-pyridin-2-yl)-pyrazolo[1,5-a]pyridin-3-yl]-quinoline-7-carboxylic acid (3-hydroxy-propyl)-amide 676344-63-1 C26H23N5O2
    4-[2-(6-methyl-pyridin-2-yl)-pyrazolo[1,5-a]pyridin-3-yl]-quinoline-7-carboxylic acid (3-hydroxy-propyl)-amide
    —— 4-Bromo-1-(oxan-3-yl)pyrazole 1353856-74-2 C8H11BrN2O
    4-Bromo-1-(oxan-3-yl)pyrazole
    —— 4-{4-[2-oxo-2-(4-phenylpiperidin-1-yl)ethyl]phenyl}-1,2-dihydrophthalazin-1-one 1620222-48-1 C27H25N3O2
    4-{4-[2-oxo-2-(4-phenylpiperidin-1-yl)ethyl]phenyl}-1,2-dihydrophthalazin-1-one
    —— (4bR, 8aR)-4b-ethyl-7-oxo-4b,5,6,7,8,8a,9,10-octahydrophenanthrene-2-carbonitrile 645396-91-4 C17H19NO
    (4bR, 8aR)-4b-ethyl-7-oxo-4b,5,6,7,8,8a,9,10-octahydrophenanthrene-2-carbonitrile
    —— 4-(isopropylsulfanyl)-2-(3-thienyl)pyrido[2,3-d]pyrimidine 1381870-61-6 C14H13N3S2
    4-(isopropylsulfanyl)-2-(3-thienyl)pyrido[2,3-d]pyrimidine
    —— [4,4-2H2]-4-benzyloxy-1-(tert-butyldimethylsilyloxy)but-2-yne 1379469-73-4 C17H26O2Si
    [4,4-2H2]-4-benzyloxy-1-(tert-butyldimethylsilyloxy)but-2-yne
    —— 4-methyl-[1,2,3]thiadiazole-5-carboxylic acid diisopropylamide 69636-16-4 C10H17N3OS
    4-methyl-[1,2,3]thiadiazole-5-carboxylic acid diisopropylamide
    —— 4-hydroxy-4-methyl-3-(6-propyl-pyridin-2-yl)-thiazolidine-2-thione 70763-26-7 C12H16N2OS2
    4-hydroxy-4-methyl-3-(6-propyl-pyridin-2-yl)-thiazolidine-2-thione
    —— 4-Methyl-3-(13-methoxycarbonylvinyl)-7-diethylaminocoumarin 132093-43-7 C18H21NO4
    4-Methyl-3-(13-methoxycarbonylvinyl)-7-diethylaminocoumarin
    —— 4-(3-carboxy-7-oxa-bicyclo[2.2.1]heptane-2-carbonyl)piperazine-1-carboxylic acid tert-butyl ester 1047659-23-3 C17H26N2O6
    4-(3-carboxy-7-oxa-bicyclo[2.2.1]heptane-2-carbonyl)piperazine-1-carboxylic acid tert-butyl ester
    —— (4R,6S)-6-Hydroxy-2-(4-methoxy-phenyl)-4-p-tolyl-6-trifluoromethyl-5,6-dihydro-4H-pyran-3-carbonitrile 1204589-63-8 C21H18F3NO3
    (4R,6S)-6-Hydroxy-2-(4-methoxy-phenyl)-4-p-tolyl-6-trifluoromethyl-5,6-dihydro-4H-pyran-3-carbonitrile
    —— 4-Hydroxy-6-methoxy-2-methyl-3,4-dihydro-2H-isoquinolin-1-one 127787-25-1 C11H13NO3
    4-Hydroxy-6-methoxy-2-methyl-3,4-dihydro-2H-isoquinolin-1-one
    —— 4-[(1-Nitroso-1-phenylprop-1-en-2-yl)amino]phenol 193817-01-5 C15H14N2O2
    4-[(1-Nitroso-1-phenylprop-1-en-2-yl)amino]phenol
    —— 4-amino-N-(4-methylpentyl)-piperidine 839674-79-2 C11H24N2
    4-amino-N-(4-methylpentyl)-piperidine
    —— 4,4'-Dimethyl-3,3'-diaethyl-5,5'-diacetyl-dipyrromethan 94383-01-4 C19H26N2O2
    4,4'-Dimethyl-3,3'-diaethyl-5,5'-diacetyl-dipyrromethan
    —— 4-Bromo-3'-chloro-3-nitro-biphenyl 27701-67-3 C12H7BrClNO2
    4-Bromo-3'-chloro-3-nitro-biphenyl
    —— 4-[[[5-(4-Chlorophenyl)-4-phenyl-3,4-dihydropyrazol-2-yl]-(diethylsulfamoylamino)methylidene]amino]-3-hydroxybutanamide 1287740-00-4 C24H31ClN6O4S
    4-[[[5-(4-Chlorophenyl)-4-phenyl-3,4-dihydropyrazol-2-yl]-(diethylsulfamoylamino)methylidene]amino]-3-hydroxybutanamide
    —— 4-Hydroxy-5-methyl-tetrahydro-<1,3>thiazin-2-thion 89417-29-8 C5H9NOS2
    4-Hydroxy-5-methyl-tetrahydro-<1,3>thiazin-2-thion
    —— 4-Bromo-2-fluoro-4'-[2-(4-heptyl-cyclohexyl)-ethyl]-biphenyl 97109-89-2 C27H36BrF
    4-Bromo-2-fluoro-4'-[2-(4-heptyl-cyclohexyl)-ethyl]-biphenyl
    —— 4-chloro-N-(3,4-dihydro-2H-pyrrol-5-yl)-1H-benzimidazol-5-amine 1287746-68-2 C11H11ClN4
    4-chloro-N-(3,4-dihydro-2H-pyrrol-5-yl)-1H-benzimidazol-5-amine
    —— 4-[7-(10H-Pyrazino[2,3-b][1,4]benzothiazin-8-ylmethyl)purin-6-ylthio]butanoic acid 203658-72-4 C20H17N7O2S2
    4-[7-(10H-Pyrazino[2,3-b][1,4]benzothiazin-8-ylmethyl)purin-6-ylthio]butanoic acid
    —— 4-Bromo-2-(difluoromethoxy)-6-fluoropyridine 1804910-55-1 C6H3BrF3NO
    4-Bromo-2-(difluoromethoxy)-6-fluoropyridine
    —— 4'-(2-{[(2R)-2-(3-chlorophenyl)-2-hydroxyethyl]amino}ethoxy)-3-(cyclohexyloxy)-4-biphenylcarboxylic acid hydrochloride 855479-64-0 C29H32ClNO5*ClH
    4'-(2-{[(2R)-2-(3-chlorophenyl)-2-hydroxyethyl]amino}ethoxy)-3-(cyclohexyloxy)-4-biphenylcarboxylic acid hydrochloride
    —— 4-cyclopropyl-5-(4-fluorophenylsulfonyl)-4,5-dihydro-2H-pyrazolo[4,3-c][1,8]naphthyridine 959997-52-5 C18H15FN4O2S
    4-cyclopropyl-5-(4-fluorophenylsulfonyl)-4,5-dihydro-2H-pyrazolo[4,3-c][1,8]naphthyridine
    —— 4,4'-oxybis(benz-2-(3,5-dimethoxybenzylidene)-2'-(6-indolylmethylidene)hydrazide) 1202224-16-5 C32H27N5O5
    4,4'-oxybis(benz-2-(3,5-dimethoxybenzylidene)-2'-(6-indolylmethylidene)hydrazide)
    —— 4-Hydroxy-6-methyl-1-[(2-methylpyrimidin-5-yl)methyl]pyridin-2-one 1196586-60-3 C12H13N3O2
    4-Hydroxy-6-methyl-1-[(2-methylpyrimidin-5-yl)methyl]pyridin-2-one
    —— 4-(4-bromophenyl)-2-phenyl-1-propyl-1H-imidazole 1210045-74-1 C18H17BrN2
    4-(4-bromophenyl)-2-phenyl-1-propyl-1H-imidazole
    —— (4R,5aR,5bS,7aS,8S,10aS,10bS,12R,12aR)-12-((tert-butyldimethylsilyl)oxy)-5a,7a-dimethyl-4,5,5a,5b,6,7,7a,8,9,10,10a,10b,11,12-tetradecahydro-4,12a-epoxycyclopenta[5,6]naphtho[1,2-d]oxepin-8-ol 1252819-79-6 C25H42O4Si
    (4R,5aR,5bS,7aS,8S,10aS,10bS,12R,12aR)-12-((tert-butyldimethylsilyl)oxy)-5a,7a-dimethyl-4,5,5a,5b,6,7,7a,8,9,10,10a,10b,11,12-tetradecahydro-4,12a-epoxycyclopenta[5,6]naphtho[1,2-d]oxepin-8-ol
    —— 4-(1-butyl-1,2,3,6-tetrahydro-pyridin-4-yl)-N-(5-{4-[3-(1-ethyl-propyl)-ureido]-2-methoxymethyl-phenoxy}-thiazol-2-yl)-benzamide 912943-58-9 C33H43N5O4S
    4-(1-butyl-1,2,3,6-tetrahydro-pyridin-4-yl)-N-(5-{4-[3-(1-ethyl-propyl)-ureido]-2-methoxymethyl-phenoxy}-thiazol-2-yl)-benzamide
    —— 4-(4-methoxyphenylsulfonyl)-1-[2-(4-fluorophenyl)ethyl]piperidine, hydrochloride 349664-88-6 C20H24FNO3S*ClH
    4-(4-methoxyphenylsulfonyl)-1-[2-(4-fluorophenyl)ethyl]piperidine, hydrochloride
    —— 4-(3-chlorophenyl)-3,15-dioxatetracyclo[6.6.1.02,6.09,14]pentadeca-2(6),4,9,11,13-pentaene 1411840-96-4 C19H13ClO2
    4-(3-chlorophenyl)-3,15-dioxatetracyclo[6.6.1.02,6.09,14]pentadeca-2(6),4,9,11,13-pentaene
    —— 4-butyl-7-nitro-1-pentyl-3,4-dihydro-1H-1,4-benzodiazepine-2,5-dione 1135559-72-6 C18H25N3O4
    4-butyl-7-nitro-1-pentyl-3,4-dihydro-1H-1,4-benzodiazepine-2,5-dione
    —— (4,6-dimethoxy-[1,3,5]triazin-2-yl)-thiocarbamic acid <i>O</i>-(2-methoxy-ethyl) ester 56518-86-6 C9H14N4O4S
    (4,6-dimethoxy-[1,3,5]triazin-2-yl)-thiocarbamic acid <i>O</i>-(2-methoxy-ethyl) ester
    —— 4-(4-bromophenyl)-5-phenylpyrazole-1-carboxamide 1202019-63-3 C16H12BrN3O
    4-(4-bromophenyl)-5-phenylpyrazole-1-carboxamide
    —— 4-carboxy-4-ethyl-hexanoic acid N-butyl-N-[2'-(1H-tetrazol-5-yl)biphenyl-4-ylmethyl]-amide 143095-87-8 C27H35N5O3
    4-carboxy-4-ethyl-hexanoic acid N-butyl-N-[2'-(1H-tetrazol-5-yl)biphenyl-4-ylmethyl]-amide
    —— 4-[[4-(2,6-Dimethyl-4-pyrrol-1-ylphenoxy)pyrimidin-2-yl]-methylamino]benzonitrile 500291-31-6 C24H21N5O
    4-[[4-(2,6-Dimethyl-4-pyrrol-1-ylphenoxy)pyrimidin-2-yl]-methylamino]benzonitrile
    —— 4-(cyclopropylamino)-6-methoxy-2-(4-morpholinophenylamino)pyrimidine-5-carboxamide 1374159-28-0 C19H24N6O3
    4-(cyclopropylamino)-6-methoxy-2-(4-morpholinophenylamino)pyrimidine-5-carboxamide
    —— 4-(2,3,4,5,6-pentadeuteriophenyl)-2-(1,1,1-trideuteriopropan-2-ylsulfanyl)-1,3-thiazole 104942-36-1 C12H13NS2
    4-(2,3,4,5,6-pentadeuteriophenyl)-2-(1,1,1-trideuteriopropan-2-ylsulfanyl)-1,3-thiazole