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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(Chinolyl-2-carbonyl)-buttersaeure 13672-96-3 C14H13NO3
    4-(Chinolyl-2-carbonyl)-buttersaeure
    —— 4-Cyclohexylamino-7 methyl-v-triazolo <4,5-d> pyridazin 28689-79-4 C11H16N6
    4-Cyclohexylamino-7 methyl-v-triazolo <4,5-d> pyridazin
    —— 4-acetoxy-6-acetoxymethyl-1-methyl-phenazine 29084-06-8 C18H16N2O4
    4-acetoxy-6-acetoxymethyl-1-methyl-phenazine
    —— (4S,5R)-4-(3-Benzyloxycarbonylamino-propyl)-5-((R)-1-{(E)-(S)-1-[4-(2,6-dichloro-benzyloxy)-benzyl]-3-methoxycarbonyl-allylcarbamoyl}-2-phenyl-ethylcarbamoyl)-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester 176755-27-4 C50H58Cl2N4O10
    (4S,5R)-4-(3-Benzyloxycarbonylamino-propyl)-5-((R)-1-{(E)-(S)-1-[4-(2,6-dichloro-benzyloxy)-benzyl]-3-methoxycarbonyl-allylcarbamoyl}-2-phenyl-ethylcarbamoyl)-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester
    —— 4-morpholin-4-ylmethyl-3,5-diphenyl-2<i>H</i>-[1,2,6]thiadiazine 1,1-dioxide 54696-96-7 C20H21N3O3S
    4-morpholin-4-ylmethyl-3,5-diphenyl-2<i>H</i>-[1,2,6]thiadiazine 1,1-dioxide
    —— 4-Bromo-5,8-dimethyl-quinolin-6-ylamine 213212-78-3 C11H11BrN2
    4-Bromo-5,8-dimethyl-quinolin-6-ylamine
    —— 4,4-dimethyl-1-phenylnon-8-ene-1,3-dione 1067908-39-7 C17H22O2
    4,4-dimethyl-1-phenylnon-8-ene-1,3-dione
    —— 4-acetyl-3-amino-2-methyl-5(2H)-isoxazolone 87529-34-8 C6H8N2O3
    4-acetyl-3-amino-2-methyl-5(2H)-isoxazolone
    —— 4-[5-(4-methanesulfonyl-phenyl)-2,3-dihydro-benzofuran-2-yl]-piperidine 1382136-41-5 C20H23NO3S
    4-[5-(4-methanesulfonyl-phenyl)-2,3-dihydro-benzofuran-2-yl]-piperidine
    —— (4-benzhydryloxy-butyl)-(3-morpholino-propyl)-amine 103643-72-7 C24H34N2O2
    (4-benzhydryloxy-butyl)-(3-morpholino-propyl)-amine
    —— (4Z,7Z,10Z,13Z,16Z)-19,20-Dihydroxy-docosa-4,7,10,13,16-pentaenoic acid methyl ester 121818-33-5 C23H36O4
    (4Z,7Z,10Z,13Z,16Z)-19,20-Dihydroxy-docosa-4,7,10,13,16-pentaenoic acid methyl ester
    —— 4-hydroxy-6,7-dimethoxy-2-oxo-N-(3-piperidin-1-ylpropyl)-1-prop-2-enylquinoline-3-carboxamide 1248483-73-9 C23H31N3O5
    4-hydroxy-6,7-dimethoxy-2-oxo-N-(3-piperidin-1-ylpropyl)-1-prop-2-enylquinoline-3-carboxamide
    —— 4-(4-piperidin-1-ylmethyl)-N-[3-(4-(pyridin-3-yl)pyrimidin-2-yl)aminophenyl]benzamide 796738-58-4 C28H28N6O
    4-(4-piperidin-1-ylmethyl)-N-[3-(4-(pyridin-3-yl)pyrimidin-2-yl)aminophenyl]benzamide
    —— (4S,5S)-4-benzyl-2-oxooxazolidine-5-acetic acic 72155-54-5 C12H13NO4
    (4S,5S)-4-benzyl-2-oxooxazolidine-5-acetic acic
    —— 4,4,4-trifluoro-N-[4-(quinolin-2-ylmethoxy)-phenyl]-butyramide 1344654-63-2 C20H17F3N2O2
    4,4,4-trifluoro-N-[4-(quinolin-2-ylmethoxy)-phenyl]-butyramide
    —— 4-(9,9'-spirobi[9H-fluoren]-2-yl)-6-(2-thienyl)pyrimidin-2-amine 1119254-34-0 C33H21N3S
    4-(9,9'-spirobi[9H-fluoren]-2-yl)-6-(2-thienyl)pyrimidin-2-amine
    —— 4-bromo-5-trifluoromethyl-3,4-dihydro-1H-2-benzothiopyran-1-one 307494-63-9 C10H6BrF3OS
    4-bromo-5-trifluoromethyl-3,4-dihydro-1H-2-benzothiopyran-1-one
    —— 4-Hydroxy-2-<2-hydroxy-propyl>-6-oxo-pyran-3-carbonsaeure-lacton 24244-33-5 C9H8O5
    4-Hydroxy-2-<2-hydroxy-propyl>-6-oxo-pyran-3-carbonsaeure-lacton
    —— 4-(1-Ethoxycarbonylethyl)-cyclohex-3-enon 31180-82-2 C11H16O3
    4-(1-Ethoxycarbonylethyl)-cyclohex-3-enon
    —— 4-[1-Hydroxy-1-phenyl-meth-(Z)-ylidene]-5-phenyl-2,4-dihydro-pyrazol-3-one 33064-08-3 C16H12N2O2
    4-[1-Hydroxy-1-phenyl-meth-(Z)-ylidene]-5-phenyl-2,4-dihydro-pyrazol-3-one
    —— 4-ethyl-4,5,6-trimethyl-1-phenyl-3,4-dihydro-1<i>H</i>-pyrimidine-2-thione 27248-26-6 C15H20N2S
    4-ethyl-4,5,6-trimethyl-1-phenyl-3,4-dihydro-1<i>H</i>-pyrimidine-2-thione
    —— 4,5,4',5'-tetrahydro-[2,2']bi[naphtho[1,2-<i>d</i>]thiazolyl] 39696-27-0 C22H16N2S2
    4,5,4',5'-tetrahydro-[2,2']bi[naphtho[1,2-<i>d</i>]thiazolyl]
    —— 4-amino-3-imino-2-phenyl-2,3-dihydro-indeno[1,2-<i>c</i>]pyridazin-5-one 38488-96-9 C17H12N4O
    4-amino-3-imino-2-phenyl-2,3-dihydro-indeno[1,2-<i>c</i>]pyridazin-5-one
    —— 4,7-O-Methyldioximino-2-phenylbenzotriazol 35142-98-4 C14H13N5O2
    4,7-O-Methyldioximino-2-phenylbenzotriazol
    —— 4-Methyl-7-nitro-2-styryl-benzimidazol 23291-86-3 C16H13N3O2
    4-Methyl-7-nitro-2-styryl-benzimidazol
    —— 4-chloro-N-ethylimidazo[1,5-a]quinoxalin-8-amine 500205-71-0 C12H11ClN4
    4-chloro-N-ethylimidazo[1,5-a]quinoxalin-8-amine
    —— 4-p-Iodphenyl-1-<β-(2-benzimidazolyl)-propionyl>-thiosemicarbazid 21631-44-7 C17H16IN5OS
    4-p-Iodphenyl-1-<β-(2-benzimidazolyl)-propionyl>-thiosemicarbazid
    —— 4-Chlor-2-chloracetamino-diphenylsulfoxid 36001-57-7 C14H11Cl2NO2S
    4-Chlor-2-chloracetamino-diphenylsulfoxid
    —— 4-Hydroxy-6-(2-phenoxy-ethoxy)-quinoline-3-carboxylic acid ethyl ester 35957-32-5 C20H19NO5
    4-Hydroxy-6-(2-phenoxy-ethoxy)-quinoline-3-carboxylic acid ethyl ester
    —— 4-methyl-2-oxa-bicyclo[2.1.1]hexan-3-one 31357-67-2 C6H8O2
    4-methyl-2-oxa-bicyclo[2.1.1]hexan-3-one
    —— 4-<i>p</i>-tolyl-4,5-dihydro-benzo[<i>c</i>]azepine-1,3-dione 26925-73-5 C17H15NO2
    4-<i>p</i>-tolyl-4,5-dihydro-benzo[<i>c</i>]azepine-1,3-dione
    —— 4-(2,4-Dinitrophenyl)phthalsaeure 27594-43-0 C14H8N2O8
    4-(2,4-Dinitrophenyl)phthalsaeure
    —— 4-Methylidene-1-phenylazetidin-2-one 1058721-80-4 C10H9NO
    4-Methylidene-1-phenylazetidin-2-one
    —— 4-[Bis-(4-nitro-phenyl)-methylene]-1-phenyl-1,4-dihydro-pyridine-2,6-dicarboxylic acid diethyl ester 37812-77-4 C30H25N3O8
    4-[Bis-(4-nitro-phenyl)-methylene]-1-phenyl-1,4-dihydro-pyridine-2,6-dicarboxylic acid diethyl ester
    —— 4-Nitro-phenanthren-3-ol 22759-80-4 C14H9NO3
    4-Nitro-phenanthren-3-ol
    —— 4-Diethylamino-3-methyl-5-phenylpyridin 28595-41-7 C16H20N2
    4-Diethylamino-3-methyl-5-phenylpyridin
    —— 4-methoxy-N-(2-naphthalen-1-yloxyethyl)benzenesulfonamide 1361991-54-9 C19H19NO4S
    4-methoxy-N-(2-naphthalen-1-yloxyethyl)benzenesulfonamide
    —— 4-Azidomethyl-1-phenethyl-1H-indole-7-carboxylic acid 860644-15-1 C18H16N4O2
    4-Azidomethyl-1-phenethyl-1H-indole-7-carboxylic acid
    —— 4-[1-Methyl-4-phenyl-5(4-pyridyl)-imidazol-2-yl]benzoic acid, sodium salt 152121-27-2 C22H16N3O2*Na
    4-[1-Methyl-4-phenyl-5(4-pyridyl)-imidazol-2-yl]benzoic acid, sodium salt
    —— 4-((difluoromethyl)thio) benzaldehyde 73960-05-1 C8H6F2OS
    4-((difluoromethyl)thio) benzaldehyde
    —— [4-[(2S)-3-methoxy-3-oxo-2-[(2-phenylmethoxycarbonyl-2-azabicyclo[2.2.2]octane-3-carbonyl)amino]propyl]phenyl] morpholine-4-carboxylate 851535-50-7 C31H37N3O8
    [4-[(2S)-3-methoxy-3-oxo-2-[(2-phenylmethoxycarbonyl-2-azabicyclo[2.2.2]octane-3-carbonyl)amino]propyl]phenyl] morpholine-4-carboxylate
    —— 4-nitrobenzyl N-(((4-nitrobenzyl)oxy)carbonyl)-S-trityl-L-cysteinate 1431430-16-8 C37H31N3O8S
    4-nitrobenzyl N-(((4-nitrobenzyl)oxy)carbonyl)-S-trityl-L-cysteinate
    —— 4-amino-3-(β-D-glucopyranosylthio)-6-[2-(2-thienyl)vinyl]-1,2,4-triazin-5(4H)-one 1313511-14-6 C15H18N4O6S2
    4-amino-3-(β-D-glucopyranosylthio)-6-[2-(2-thienyl)vinyl]-1,2,4-triazin-5(4H)-one
    —— 4-methyl-7,7-diphenyl-3-(p-tolyldiazenyl)-1,2-dihydroimidazo[2,1-c][1,2,4]triazin-6(7H)-one 1332697-71-8 C25H22N6O
    4-methyl-7,7-diphenyl-3-(p-tolyldiazenyl)-1,2-dihydroimidazo[2,1-c][1,2,4]triazin-6(7H)-one
    —— 4,6-di-O-acetyl-1,5-anhydro-2,3-dideoxy-3-C-formylmethyl-D-arabino-hex-1-enitol 72033-54-6 C12H16O6
    4,6-di-O-acetyl-1,5-anhydro-2,3-dideoxy-3-C-formylmethyl-D-arabino-hex-1-enitol
    —— 4-(8-methyl-4-oxo-1,2,3-benzotriazin-3(4H)-yl)-2-[(4-{[(4-methylphenyl)carbonyl]amino}phenyl)sulfonyl]butanoic acid 1369804-34-1 C26H24N4O6S
    4-(8-methyl-4-oxo-1,2,3-benzotriazin-3(4H)-yl)-2-[(4-{[(4-methylphenyl)carbonyl]amino}phenyl)sulfonyl]butanoic acid
    —— 4-(benzyloxy)-N-[2'-piperazin-1-yl-6-(pyrazin-2-ylamino)-2,4'-bipyridin-4-yl]piperidine-1-carboxamide 1370457-06-9 C31H35N9O2
    4-(benzyloxy)-N-[2'-piperazin-1-yl-6-(pyrazin-2-ylamino)-2,4'-bipyridin-4-yl]piperidine-1-carboxamide
    —— (+/-)-[4'-(1-dimethylamino-2-phenylethyl)biphenyl-4-yl]methanol 1358929-82-4 C23H25NO
    (+/-)-[4'-(1-dimethylamino-2-phenylethyl)biphenyl-4-yl]methanol
    —— (4-ethylphenyl)diphenylphosphine oxide 50777-43-0 C20H19OP
    (4-ethylphenyl)diphenylphosphine oxide
    —— 4-Trifluoromethyl-dithiobenzoic acid ethyl ester 160911-78-4 C10H9F3S2
    4-Trifluoromethyl-dithiobenzoic acid ethyl ester