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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-isopropyl-1-methyl-decahydro-quinolin-4-ol 54924-11-7 C13H25NO
    4-isopropyl-1-methyl-decahydro-quinolin-4-ol
    —— 4-Methoxy-6-pentyl-5,6-dihydro-2-pyron 53823-89-5 C11H18O3
    4-Methoxy-6-pentyl-5,6-dihydro-2-pyron
    —— 4-(6-bromo-imidazo[1,2-a]pyridin-3-yl)-2-chlorobenzoic acid 474709-78-9 C14H8BrClN2O2
    4-(6-bromo-imidazo[1,2-a]pyridin-3-yl)-2-chlorobenzoic acid
    —— 4-(4-trifluoromethoxy-benzylsulfanyl)-phenylamine 866357-68-8 C14H12F3NOS
    4-(4-trifluoromethoxy-benzylsulfanyl)-phenylamine
    —— (4,5-dihydro-1<i>H</i>-imidazol-2-yl)-(2-isopropyl-5-methyl-2<i>H</i>-pyrazol-3-yl)-amine 72615-06-6 C10H17N5
    (4,5-dihydro-1<i>H</i>-imidazol-2-yl)-(2-isopropyl-5-methyl-2<i>H</i>-pyrazol-3-yl)-amine
    —— 4-dimetilamino-2-butinilamina isotiocianato 59961-44-3 C7H10N2S
    4-dimetilamino-2-butinilamina isotiocianato
    —— 4,7,10,13,16,22,25,28-octaoxa-1,19-diazabicyclo<17,11,2>dotriacontane 132162-60-8 C22H44N2O8
    4,7,10,13,16,22,25,28-octaoxa-1,19-diazabicyclo<17,11,2>dotriacontane
    —— 4-fluoro-2-[5-(3,4,5,6-tetrahydro-2H-[1,2']bipyridinyl-4-yl)-[1,3,4]oxadiazol-2-ylmethoxymethyl]-phenylamine 748805-86-9 C20H22FN5O2
    4-fluoro-2-[5-(3,4,5,6-tetrahydro-2H-[1,2']bipyridinyl-4-yl)-[1,3,4]oxadiazol-2-ylmethoxymethyl]-phenylamine
    —— 4,5α-epoxy-17-propyl-morphinane-3,6α-diol 72561-71-8 C19H25NO3
    4,5α-epoxy-17-propyl-morphinane-3,6α-diol
    —— 4-Trimethylsilanyl-4-trimethylsilanyloxy-pent-2-yn-1-ol 155935-52-7 C11H24O2Si2
    4-Trimethylsilanyl-4-trimethylsilanyloxy-pent-2-yn-1-ol
    —— 4,9-diamino-16H-dinaphtho[2,3-a;2',3'-i]carbazole-5,10,15,17-tetraone 872295-09-5 C28H15N3O4
    4,9-diamino-16H-dinaphtho[2,3-a;2',3'-i]carbazole-5,10,15,17-tetraone
    —— (4-bromobutyl)dimethylphosphine oxide 153495-60-4 C6H14BrOP
    (4-bromobutyl)dimethylphosphine oxide
    —— 4-Methoxy-5,6,7,8-tetrahydro-isochinolin 36034-55-6 C10H13NO
    4-Methoxy-5,6,7,8-tetrahydro-isochinolin
    —— 4,4'-[6,6'-bis-naphthalen-1-ylamino-4,4'-(4,4'-sulfonyl-dianilino)-bis-[1,3,5]triazin-2-ylamino]-bis-benzoic acid diethyl ester 66896-24-0 C56H46N12O6S
    4,4'-[6,6'-bis-naphthalen-1-ylamino-4,4'-(4,4'-sulfonyl-dianilino)-bis-[1,3,5]triazin-2-ylamino]-bis-benzoic acid diethyl ester
    —— 4-(4-chlorophenyl)-2-imino-6-(4-(quinazolin-4-ylamino)phenyl)-1,2-dihydropyridine-3-carbonitrile 1485080-90-7 C26H17ClN6
    4-(4-chlorophenyl)-2-imino-6-(4-(quinazolin-4-ylamino)phenyl)-1,2-dihydropyridine-3-carbonitrile
    —— (4-Methoxyphenyl)(c-2,t-3-diphenylcycloprop-r-1-yl)methanon 86118-58-3 C23H20O2
    (4-Methoxyphenyl)(c-2,t-3-diphenylcycloprop-r-1-yl)methanon
    —— 4<i>t</i>-acetoxy-3<i>r</i>,5<i>c</i>-bis-(2-acetoxy-ethyl)-1-methyl-piperidine 101426-54-4 C16H27NO6
    4<i>t</i>-acetoxy-3<i>r</i>,5<i>c</i>-bis-(2-acetoxy-ethyl)-1-methyl-piperidine
    —— 4-<3-Chlor-4-thiocyanato-phenylazo>-phenol 28522-35-2 C13H8ClN3OS
    4-<3-Chlor-4-thiocyanato-phenylazo>-phenol
    —— 4-<(Naphthalin-(1))-sulfonylamino>-thiocarbanilid 117000-13-2 C23H19N3O2S2
    4-<(Naphthalin-(1))-sulfonylamino>-thiocarbanilid
    —— 4-benzothiazol-2-yl-1-ethyl-pyridinium; iodide 18010-45-2 C14H13N2S*I
    4-benzothiazol-2-yl-1-ethyl-pyridinium; iodide
    —— 4-Hydroxy-1,2,3,4-tetrahydro-naphthalene-2-sulfonic acid amide 91013-09-1 C10H13NO3S
    4-Hydroxy-1,2,3,4-tetrahydro-naphthalene-2-sulfonic acid amide
    —— 4-chloro-3-(2-chloro-ethyl)-2-methyl-7-nitro-quinoline 105836-61-1 C12H10Cl2N2O2
    4-chloro-3-(2-chloro-ethyl)-2-methyl-7-nitro-quinoline
    —— 4-(4-methylphenyl)-1-phenylbut-3-yn-1-one 852211-44-0 C17H14O
    4-(4-methylphenyl)-1-phenylbut-3-yn-1-one
    —— 4-iodo-5-pentylselenopheno[2,3-b]thiophene 1218795-53-9 C11H13ISSe
    4-iodo-5-pentylselenopheno[2,3-b]thiophene
    —— 4-(4-chloro-<i>N</i>-trichloroacetyl-benzimidoyl)-morpholine 54735-76-1 C13H12Cl4N2O2
    4-(4-chloro-<i>N</i>-trichloroacetyl-benzimidoyl)-morpholine
    —— (4aS,8S,8aS)-2,2,8-trimethyl-5-[(E)-pent-3-en-1-ynyl]-8-phenylmethoxy-4a,8a-dihydro-4H-1,3-benzodioxin-7-one 1395877-99-2 C23H26O4
    (4aS,8S,8aS)-2,2,8-trimethyl-5-[(E)-pent-3-en-1-ynyl]-8-phenylmethoxy-4a,8a-dihydro-4H-1,3-benzodioxin-7-one
    —— 4-hydroxy-2-oxo-N-(4-piperidin-1-ylphenyl)-4a,5,8,8a-tetrahydro-1H-quinoline-3-carboxamide 1005331-14-5 C21H25N3O3
    4-hydroxy-2-oxo-N-(4-piperidin-1-ylphenyl)-4a,5,8,8a-tetrahydro-1H-quinoline-3-carboxamide
    —— 4-hydroxy-3-(pent-4-ynyl)furan-2(5H)-one 1316228-83-7 C9H10O3
    4-hydroxy-3-(pent-4-ynyl)furan-2(5H)-one
    —— 4-Phenyl-piperidine-1-carboxylic acid ethylamide 16568-81-3 C14H20N2O
    4-Phenyl-piperidine-1-carboxylic acid ethylamide
    —— 4-(4-methyl-6-oxo-1,4,5,6-tetrahydro-pyridazin-3-yl)-benzamide 52240-83-2 C12H13N3O2
    4-(4-methyl-6-oxo-1,4,5,6-tetrahydro-pyridazin-3-yl)-benzamide
    —— [(4-hydroxy-2-oxo-1,2-dihydro-pyrrolo[1,2-b]pyridazine-3-carbonyl)-amino]-acetic acid 1208360-11-5 C10H9N3O5
    [(4-hydroxy-2-oxo-1,2-dihydro-pyrrolo[1,2-b]pyridazine-3-carbonyl)-amino]-acetic acid
    —— 4-[5-(4-methoxy-benzyl)-4,6-dioxo-2-thioxo-hexahydro-pyrimidin-5-ylazo]-benzenesulfonamide 57737-20-9 C18H17N5O5S2
    4-[5-(4-methoxy-benzyl)-4,6-dioxo-2-thioxo-hexahydro-pyrimidin-5-ylazo]-benzenesulfonamide
    —— 4-aza-1-azoniabicyclo[2,2,2]octane tricyanomethide 1004554-67-9 C4HN3*C6H12N2
    4-aza-1-azoniabicyclo[2,2,2]octane tricyanomethide
    —— 4-chloro-2-hexylsulfanyl-5-methoxy-pyrimidine 56495-18-2 C11H17ClN2OS
    4-chloro-2-hexylsulfanyl-5-methoxy-pyrimidine
    —— 4-(2-Bromethyl)-2-(2-pyridyl)imidazol 56624-05-6 C10H10BrN3
    4-(2-Bromethyl)-2-(2-pyridyl)imidazol
    —— 4-[1-(2-[1,4]dioxan-2-yl-ethyl)-1H-indol-3-yl]-piperidine-1-carboxylic Acid Ethyl Ester 423174-04-3 C22H30N2O4
    4-[1-(2-[1,4]dioxan-2-yl-ethyl)-1H-indol-3-yl]-piperidine-1-carboxylic Acid Ethyl Ester
    —— 4-((3-(4-fluorophenyl)-6-iodo-4-oxo-3,4-dihydroquinazolin-2-yl)methylene)-2-phenyloxazol-5(4H)-one 1373616-92-2 C24H13FIN3O3
    4-((3-(4-fluorophenyl)-6-iodo-4-oxo-3,4-dihydroquinazolin-2-yl)methylene)-2-phenyloxazol-5(4H)-one
    —— 4-(3,4,5-Trimethoxy-phenyl)-4,5,6,7-tetrahydro-thieno<3,2-c>pyridin 97637-72-4 C16H19NO3S
    4-(3,4,5-Trimethoxy-phenyl)-4,5,6,7-tetrahydro-thieno<3,2-c>pyridin
    —— 4-(1-oxy-benzo[<i>e</i>][1,2,4]triazin-3-yl)-aniline 105788-35-0 C13H10N4O
    4-(1-oxy-benzo[<i>e</i>][1,2,4]triazin-3-yl)-aniline
    —— 4-nitroso-anthracene-1,3-diol 109512-71-2 C14H9NO3
    4-nitroso-anthracene-1,3-diol
    —— (4-chloro-2-nitro-benzenesulfonyl)-(4-chloro-2-nitro-phenyl)-diazene 109162-56-3 C12H6Cl2N4O6S
    (4-chloro-2-nitro-benzenesulfonyl)-(4-chloro-2-nitro-phenyl)-diazene
    —— 4-(3,4-dimethoxy-phenyl)-2-(3-methoxy-phenyl)-4-oxo-butyric acid amide 109158-29-4 C19H21NO5
    4-(3,4-dimethoxy-phenyl)-2-(3-methoxy-phenyl)-4-oxo-butyric acid amide
    —— 4-<(5'-Chlor-3',6'-dimethyl-2'-benzofuranyl)-methylen>-2-phenyl-oxazolin-5-on 1049-52-1 C20H14ClNO3
    4-<(5'-Chlor-3',6'-dimethyl-2'-benzofuranyl)-methylen>-2-phenyl-oxazolin-5-on
    —— 4,4-dimethyl-5-oxo-2-tridecyl-pyrrolidine-2-carboxylic acid amide 102376-64-7 C20H38N2O2
    4,4-dimethyl-5-oxo-2-tridecyl-pyrrolidine-2-carboxylic acid amide
    —— 4-Methyl-3,3-diphenyl-tetrahydro-furan 101594-32-5 C17H18O
    4-Methyl-3,3-diphenyl-tetrahydro-furan
    —— 4-(3-ethyl-3-hydroxypent-1-yn-1-yl)-N-((R)-2-methyl-1-((2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(methylthio)tetrahydro-2H-pyran-2-yl)propyl)picolinamide 663614-66-2 C23H34N2O6S
    4-(3-ethyl-3-hydroxypent-1-yn-1-yl)-N-((R)-2-methyl-1-((2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(methylthio)tetrahydro-2H-pyran-2-yl)propyl)picolinamide
    —— 4H-1,3-Benzoxazin-4-one, 2-(2-chloroethyl)-2,3-dihydro-, mixt. with gamma-(4-chlorophenyl)-N,N-dimethyl-2-pyridinepropanamine (Z)-2-butenedioate (1:1) and 4,5-dihydro-N-(5,6,7,8-tetrahydro-1-naphthalenyl)-1H-imidazol-2-amine monohydrochloride 8069-46-3 C43H51Cl3N6O6
    4H-1,3-Benzoxazin-4-one, 2-(2-chloroethyl)-2,3-dihydro-, mixt. with gamma-(4-chlorophenyl)-N,N-dimethyl-2-pyridinepropanamine (Z)-2-butenedioate (1:1) and 4,5-dihydro-N-(5,6,7,8-tetrahydro-1-naphthalenyl)-1H-imidazol-2-amine monohydrochloride
    —— 4-cyclopropyl-5-ethoxy-2,4-dihydro-3H-1,2,4-triazol-3-one 145027-98-1 C7H11N3O2
    4-cyclopropyl-5-ethoxy-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— [4-(N',N''-di-tert-butyloxycarbonylguanidino)benzyl]-N,N-diethyl-2-N'-(2-naphthylsulfonyl)malonamide 1094200-55-1 C35H45N5O8S
    [4-(N',N''-di-tert-butyloxycarbonylguanidino)benzyl]-N,N-diethyl-2-N'-(2-naphthylsulfonyl)malonamide
    —— (4,4-Dimethyloxolan-2-yl)methanesulfonyl chloride 1934969-53-5 C7H13ClO3S
    (4,4-Dimethyloxolan-2-yl)methanesulfonyl chloride