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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Amino-6-ethoxy-2(1H)-pyridinon 93297-41-7 C7H10N2O2
    4-Amino-6-ethoxy-2(1H)-pyridinon
    —— 4-Dimethylamino-2-methylmercapto-pyrimidin 2080-19-5 C7H11N3S
    4-Dimethylamino-2-methylmercapto-pyrimidin
    —— 4-(1-chloro-2,2-dimethylpropyl)-1-methylbenzene 73492-32-7 C12H17Cl
    4-(1-chloro-2,2-dimethylpropyl)-1-methylbenzene
    —— 4,5-bis((3-chlorophenyl)thio)-1,3-dithiole-2-thione 1449507-01-0 C15H8Cl2S5
    4,5-bis((3-chlorophenyl)thio)-1,3-dithiole-2-thione
    —— [4-t-Bu-2,6-[PO(O-i-Pr)2]2C6H2SnC5H4]2Fe 887128-53-2 C54H86FeO12P4Sn2
    [4-t-Bu-2,6-[PO(O-i-Pr)2]2C6H2SnC5H4]2Fe
    —— (4S,4aS,5R,6aS,8S,9S,11aS,11bS)-4-(benzyloxymethyl)oxy-5-hydroxy-4-methoxycarbonyl-8-(methoxymethyl)oxy-9,11b-dimethyl-1,2,3,4,4a,5,6,6a,7,8,9,10,11,11b-tetradecahydro-9,11a-methano-11aH-cyclohepta<a>naphthalene 236745-98-5 C30H44O6
    (4S,4aS,5R,6aS,8S,9S,11aS,11bS)-4-(benzyloxymethyl)oxy-5-hydroxy-4-methoxycarbonyl-8-(methoxymethyl)oxy-9,11b-dimethyl-1,2,3,4,4a,5,6,6a,7,8,9,10,11,11b-tetradecahydro-9,11a-methano-11aH-cyclohepta<a>naphthalene
    —— 4-Oxo-3-phenyl-4H-indeno<1,2-c>thiophen-1-carbonsaeurechlorid 87694-25-5 C18H9ClO2S
    4-Oxo-3-phenyl-4H-indeno<1,2-c>thiophen-1-carbonsaeurechlorid
    —— <4-Isopropyl-phenyl>-phosphinigsaeure-dipropylester 97340-48-2 C15H25O2P
    <4-Isopropyl-phenyl>-phosphinigsaeure-dipropylester
    —— 4-Cyclohexyl-5-cyclohexylmethyl-1H-imidazole 97524-15-7 C16H26N2
    4-Cyclohexyl-5-cyclohexylmethyl-1H-imidazole
    —— 4-ethyl-5-<i>p</i>-tolyl-isoxazole 105909-69-1 C12H13NO
    4-ethyl-5-<i>p</i>-tolyl-isoxazole
    —— 4,5-dimethyl-2-(2-piperidino-ethyl)-phenol; hydrochloride 58704-28-2 C15H23NO*ClH
    4,5-dimethyl-2-(2-piperidino-ethyl)-phenol; hydrochloride
    —— 4-oxo-4-(4-hydroxy-3-methyl-phenyl)-<i>trans</i>-crotonic acid 103986-32-9 C11H10O4
    4-oxo-4-(4-hydroxy-3-methyl-phenyl)-<i>trans</i>-crotonic acid
    —— 4,4'-diacetoxy-1,1'-dimethyl-2,2'-diphenyl-1,2,1',2'-tetrahydro-5,5'-ethanediyl-bis-pyrazol-3-one 103032-43-5 C26H26N4O6
    4,4'-diacetoxy-1,1'-dimethyl-2,2'-diphenyl-1,2,1',2'-tetrahydro-5,5'-ethanediyl-bis-pyrazol-3-one
    —— 4,4'-Dihydroxy-5,6,5',6'-tetramethoxy-biphenyl-dicarbonsaeure-(2,2') 101790-92-5 C18H18O10
    4,4'-Dihydroxy-5,6,5',6'-tetramethoxy-biphenyl-dicarbonsaeure-(2,2')
    —— 4,4,6-Trimethyl-3-phenyl-3,4-dihydro-pyron-(2) 106379-08-2 C14H16O2
    4,4,6-Trimethyl-3-phenyl-3,4-dihydro-pyron-(2)
    —— 4-ethyl-dibenzo[<i>a</i>,<i>c</i>]phenazine 104352-48-9 C22H16N2
    4-ethyl-dibenzo[<i>a</i>,<i>c</i>]phenazine
    —— 4-[(1<i>H</i>-benzimidazol-2-ylmethyl)-amino]-benzoic acid benzylidenehydrazide 76321-88-5 C22H19N5O
    4-[(1<i>H</i>-benzimidazol-2-ylmethyl)-amino]-benzoic acid benzylidenehydrazide
    —— (4R,4aS,6R,7R,7aR,12bS)-9-allyl-6-((benzyloxy)methyl)-3-(cyclopropylmethyl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline 1367598-31-9 C34H41NO3
    (4R,4aS,6R,7R,7aR,12bS)-9-allyl-6-((benzyloxy)methyl)-3-(cyclopropylmethyl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline
    —— 4-Chloro-2-(chloromethyl)-7-fluoroquinazoline 1258977-00-2 C9H5Cl2FN2
    4-Chloro-2-(chloromethyl)-7-fluoroquinazoline
    —— 4c-iodo-(5ac)-4,5,5a,6-tetrahydro-3H-3r,12bc-methano-[1,3]dioxolo[4,5-g]oxepino[4,3-c]isoquinoline-1,7-dione 28486-64-8 C15H12INO5
    4c-iodo-(5ac)-4,5,5a,6-tetrahydro-3H-3r,12bc-methano-[1,3]dioxolo[4,5-g]oxepino[4,3-c]isoquinoline-1,7-dione
    —— 4-EPIOXYTETRACYCLINE 79-57-2 C22H24N2O9
    4-EPIOXYTETRACYCLINE
    —— (4R,5R,6S)-4-[(E)-3-iodoprop-2-enyl]-2,2,5-trimethyl-6-[(2R)-pentan-2-yl]-1,3-dioxane 182363-38-8 C15H27IO2
    (4R,5R,6S)-4-[(E)-3-iodoprop-2-enyl]-2,2,5-trimethyl-6-[(2R)-pentan-2-yl]-1,3-dioxane
    —— 4,5-bis(dodecyloxy)pentanoic acid 457653-72-4 C29H58O4
    4,5-bis(dodecyloxy)pentanoic acid
    —— 4-[(3,6-diazahomoadamantan-1-yl)methyl]aniline 1516567-49-9 C16H23N3
    4-[(3,6-diazahomoadamantan-1-yl)methyl]aniline
    —— 4-(2-dibutylamino-ethoxy)-benzaldehyde 93735-79-6 C17H27NO2
    4-(2-dibutylamino-ethoxy)-benzaldehyde
    —— 4-(((((2S,3aR,4R,5R,7S,8S,9R,9aS,12R)-2-fluoro-8-(formyloxy)-4,7,9,12-tetramethyl-3-oxo-7-vinyldecahydro-4,9a-propanocyclopenta[8]annulen-5-yl)oxy)carbonyl)carbamoyl)phenyl acetate 1234677-73-6 C31H38FNO8
    4-(((((2S,3aR,4R,5R,7S,8S,9R,9aS,12R)-2-fluoro-8-(formyloxy)-4,7,9,12-tetramethyl-3-oxo-7-vinyldecahydro-4,9a-propanocyclopenta[8]annulen-5-yl)oxy)carbonyl)carbamoyl)phenyl acetate
    —— 4-{[(3-bromopropyl)oxy]methyl}tetrahydro-2H-pyran 1207721-44-5 C9H17BrO2
    4-{[(3-bromopropyl)oxy]methyl}tetrahydro-2H-pyran
    —— 4-aminomethyl-5-phenyl-3-isoxazolol, hydrobromide 166180-49-0 BrH*C10H10N2O2
    4-aminomethyl-5-phenyl-3-isoxazolol, hydrobromide
    —— 4-Bromo-2-(3,5-di-O-acetyl-2-deoxy-1-β-D-ribofuranosyl)pyrimido<1,6-a>benzimidazol-1(2H)-one 119680-04-5 C19H18BrN3O6
    4-Bromo-2-(3,5-di-O-acetyl-2-deoxy-1-β-D-ribofuranosyl)pyrimido<1,6-a>benzimidazol-1(2H)-one
    —— [(4aR,6R,7R,8S,8aR)-7-acetyloxy-2-phenyl-6-(2,2,2-trichloroethanimidoyl)oxy-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-8-yl] acetate 1252559-95-7 C19H20Cl3NO8
    [(4aR,6R,7R,8S,8aR)-7-acetyloxy-2-phenyl-6-(2,2,2-trichloroethanimidoyl)oxy-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-8-yl] acetate
    —— [4-({[(1-{3-[8-(1-ethylpropyl)-2,8-diazaspiro[4.5]deca-2-yl]propyl}-1H-imidazol-2-yl)methyl](1H-imidazol-2-ylmethyl)amino}methyl)phenoxy]acetic acid 1005512-96-8 C33H49N7O3
    [4-({[(1-{3-[8-(1-ethylpropyl)-2,8-diazaspiro[4.5]deca-2-yl]propyl}-1H-imidazol-2-yl)methyl](1H-imidazol-2-ylmethyl)amino}methyl)phenoxy]acetic acid
    —— 4-methyl-N-[(6-methyl-2-oxochromen-4-yl)methyl]benzenesulfonamide 98317-66-9 C18H17NO4S
    4-methyl-N-[(6-methyl-2-oxochromen-4-yl)methyl]benzenesulfonamide
    —— 4'-fluoro-N-(2-pyridyl)-benzenesulfonanilide 94920-42-0 C17H13FN2O2S
    4'-fluoro-N-(2-pyridyl)-benzenesulfonanilide
    —— 4-methanesulfonyl-N-(4-methoxy-[2,2']bipyridinyl-6-ylmethyl)benzenesulfonamide 1379598-72-7 C19H19N3O5S2
    4-methanesulfonyl-N-(4-methoxy-[2,2']bipyridinyl-6-ylmethyl)benzenesulfonamide
    —— 4-(2-tert-Butoxycarbonyl-ethyl)-4-[12-([2,2';6',2'']terpyridin-4'-yloxy)-dodecanoylamino]-heptanedioic acid di-tert-butyl ester 204849-24-1 C49H72N4O8
    4-(2-tert-Butoxycarbonyl-ethyl)-4-[12-([2,2';6',2'']terpyridin-4'-yloxy)-dodecanoylamino]-heptanedioic acid di-tert-butyl ester
    —— (4R)-5-methyl-2-hexyn-4-ol 89998-88-9 C7H12O
    (4R)-5-methyl-2-hexyn-4-ol
    —— 4-p-Tolylmercapto-pyrimidin-5-carbonsaeure-ethylester 92245-88-0 C14H14N2O2S
    4-p-Tolylmercapto-pyrimidin-5-carbonsaeure-ethylester
    —— 4-(3-Benzoylmercaptopropyloxy)-1-ethylpiperidin 101866-78-8 C17H25NO2S
    4-(3-Benzoylmercaptopropyloxy)-1-ethylpiperidin
    —— 4,5-dihydro-anthra[1,2-<i>c</i>][1,2,5]oxadiazole-5-sulfonic acid ; sodium-salt 108753-65-7 C14H9N2O4S*Na
    4,5-dihydro-anthra[1,2-<i>c</i>][1,2,5]oxadiazole-5-sulfonic acid ; sodium-salt
    —— 4'-Nitro-azobenzol-carbonsaeure-(4)-(methyl-aethyl-amid) 93016-34-3 C16H16N4O3
    4'-Nitro-azobenzol-carbonsaeure-(4)-(methyl-aethyl-amid)
    —— 4-<2-Diaethylamino-aethyl>-2-phenyl-oxazol 92647-96-6 C15H20N2O
    4-<2-Diaethylamino-aethyl>-2-phenyl-oxazol
    —— (4aS,5S)-5-hydroxy-3-[1-(4-iodo-phenyl)-propyl]-1,4a-dimethyl-4,4a,5,6,7,8-hexahydro-3H-naphthalen-2-one 897023-05-1 C21H27IO2
    (4aS,5S)-5-hydroxy-3-[1-(4-iodo-phenyl)-propyl]-1,4a-dimethyl-4,4a,5,6,7,8-hexahydro-3H-naphthalen-2-one
    —— 4-hydroxy-4-methyltetracyclo[9.4.0.01,3.05,10]pentadeca-5,7,9,11-tetraen-15-one 50834-63-4 C16H16O2
    4-hydroxy-4-methyltetracyclo[9.4.0.01,3.05,10]pentadeca-5,7,9,11-tetraen-15-one
    —— 4-(2-phenyl-1-pyridin-3-yl-ethoxy)-2-trifluoromethyl-benzonitrile 925416-89-3 C21H15F3N2O
    4-(2-phenyl-1-pyridin-3-yl-ethoxy)-2-trifluoromethyl-benzonitrile
    —— 4,6,2',4',6'-Pentamethoxy-benzal-cumaran-3-on 94683-76-8 C20H20O7
    4,6,2',4',6'-Pentamethoxy-benzal-cumaran-3-on
    —— 4-<Pyridyl-(2)-hydroxymethyl>-carbostyril 92437-45-1 C15H12N2O2
    4-<Pyridyl-(2)-hydroxymethyl>-carbostyril
    —— 4,4'-(4,5-dimethyl-1,2-phenylene)bis(2-methylenebut-3-yn-1-ol) 1272632-93-5 C18H18O2
    4,4'-(4,5-dimethyl-1,2-phenylene)bis(2-methylenebut-3-yn-1-ol)
    —— (4R)-4-(4-methoxybenzyloxy)hex-5-enoic acid 1207564-27-9 C14H18O4
    (4R)-4-(4-methoxybenzyloxy)hex-5-enoic acid
    —— 4,5-Bis-(ethylthio)-3,6-dichlorophthalic acid N-methylimide 84862-99-7 C13H13Cl2NO2S2
    4,5-Bis-(ethylthio)-3,6-dichlorophthalic acid N-methylimide
    —— [4-(2-oxo-propylsulfanyl)-pyrazol-1-yl]-acetic acid ethyl ester 1415474-54-2 C10H14N2O3S
    [4-(2-oxo-propylsulfanyl)-pyrazol-1-yl]-acetic acid ethyl ester