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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Thiazolidinone, 5-[(4-butoxyphenyl)methylene]-3-(3-nitrophenyl)-2-thioxo- 2218760-00-8 C20H18N2O4S2
    4-Thiazolidinone, 5-[(4-butoxyphenyl)methylene]-3-(3-nitrophenyl)-2-thioxo-
    —— 4-Quinolinol, 3-(1,2-diaminoethyl)-6-(trifluoromethyl)- 1270518-51-8 C12H12F3N3O
    4-Quinolinol, 3-(1,2-diaminoethyl)-6-(trifluoromethyl)-
    —— 4-Pyridinepropanamide, N-(3-aminotetrahydro-2H-pyran-4-yl)- 2103440-00-0 C13H19N3O2
    4-Pyridinepropanamide, N-(3-aminotetrahydro-2H-pyran-4-yl)-
    —— 4,4-Diphenyl-6-(4-brombutyl)-cyclohex-2-enon 56434-85-6 C22H23BrO
    4,4-Diphenyl-6-(4-brombutyl)-cyclohex-2-enon
    —— (4E)-oct-4-ene-1,2-diol 100020-79-9 C8H16O2
    (4E)-oct-4-ene-1,2-diol
    —— (4R)-4-ethyl-1-(3-{4-[3-(ethylamino)phenyl]piperidyl}propyl)-4-(4-fluorophenyl)-2-methyl-2-imidazolin-5-one 721956-71-4 C28H37FN4O
    (4R)-4-ethyl-1-(3-{4-[3-(ethylamino)phenyl]piperidyl}propyl)-4-(4-fluorophenyl)-2-methyl-2-imidazolin-5-one
    —— 4,4-bis(4-fluorophenyl)-1-{3-[4-(6-ethoxy(3-pyridyl))piperidyl]propyl}-2-methyl-2-imidazolin-5-one 721957-11-5 C31H34F2N4O2
    4,4-bis(4-fluorophenyl)-1-{3-[4-(6-ethoxy(3-pyridyl))piperidyl]propyl}-2-methyl-2-imidazolin-5-one
    —— 4-chloro-6-(4-chloro-phenyl)-1-methyl-1<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidine 36274-22-3 C12H8Cl2N4
    4-chloro-6-(4-chloro-phenyl)-1-methyl-1<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidine
    —— 4,8,8-Trichlor-1-methoxy-bicyclo<5.1.0>oct-4-en-3-on 30783-97-2 C9H9Cl3O2
    4,8,8-Trichlor-1-methoxy-bicyclo<5.1.0>oct-4-en-3-on
    —— (4-chlorophenyl)thallium(III) acetate 64099-77-0 C10H10ClO4Tl
    (4-chlorophenyl)thallium(III) acetate
    —— 4-(2-Chloro-1,1,2-trifluoro-ethoxy)-1,1,1,2,2,3,3-heptafluoro-butane 25352-98-1 C6H3ClF10O
    4-(2-Chloro-1,1,2-trifluoro-ethoxy)-1,1,1,2,2,3,3-heptafluoro-butane
    —— 4-Chloro-benzaldehyde O-[2-hydroxy-3-(2-methyl-4-nitro-imidazol-1-yl)-propyl]-oxime 139435-93-1 C14H15ClN4O4
    4-Chloro-benzaldehyde O-[2-hydroxy-3-(2-methyl-4-nitro-imidazol-1-yl)-propyl]-oxime
    —— 4-iethoxyphosphoryl-2,6-diphenylpyridazin-3(2H)-one 1027102-74-4 C20H23N2O4P
    4-iethoxyphosphoryl-2,6-diphenylpyridazin-3(2H)-one
    —— 4,5-dichloro-1<i>H</i>-imidazole-2-carboxylic acid 2,5-dichloro-anilide 64738-26-7 C10H5Cl4N3O
    4,5-dichloro-1<i>H</i>-imidazole-2-carboxylic acid 2,5-dichloro-anilide
    —— 4-p-Anisidino-5-azacinnolin 67702-79-8 C14H12N4O
    4-p-Anisidino-5-azacinnolin
    —— (4S)-1-benzoyl-4-<(carboxymethyl)methylamino>-L-proline 4-tert-butyl methyl ester 84520-85-4 C20H28N2O5
    (4S)-1-benzoyl-4-<(carboxymethyl)methylamino>-L-proline 4-tert-butyl methyl ester
    —— 4-oxo-4<i>H</i>-benzo[<i>d</i>][1,3]oxazine-2-carboxylic acid propylamide 53115-09-6 C12H12N2O3
    4-oxo-4<i>H</i>-benzo[<i>d</i>][1,3]oxazine-2-carboxylic acid propylamide
    —— (4-oxocyclopent-2-en-1-yl)methyl acetate 160437-11-6 C8H10O3
    (4-oxocyclopent-2-en-1-yl)methyl acetate
    —— 4α,5α-(methylenedioxy)cyclopent-2-en-1α-ol 131944-28-0 C6H8O3
    4α,5α-(methylenedioxy)cyclopent-2-en-1α-ol
    —— 4-(6-iodo-4-oxo-4H-pyrido[3,4-d]pyrimidin-3-ylmethyl)-benzoic acid 602168-00-3 C15H10IN3O3
    4-(6-iodo-4-oxo-4H-pyrido[3,4-d]pyrimidin-3-ylmethyl)-benzoic acid
    —— 4'-Octyloxy-biphenyl-4-carboxylic acid undecyl ester 62724-44-1 C32H48O3
    4'-Octyloxy-biphenyl-4-carboxylic acid undecyl ester
    —— 4-ethyl-2-pyrrolidin-1-yl-4,5-dihydro-oxazole 65972-84-1 C9H16N2O
    4-ethyl-2-pyrrolidin-1-yl-4,5-dihydro-oxazole
    —— 4-methoxy-2,6-dimethyl-benzaldehyde (1<i>H</i>-[1,2,4]triazol-3-yl)-hydrazone 65790-04-7 C12H15N5O
    4-methoxy-2,6-dimethyl-benzaldehyde (1<i>H</i>-[1,2,4]triazol-3-yl)-hydrazone
    —— 4-(1,3-Oxazol-2-yl)piperidine dihydrochloride 1909305-79-8 C8H14Cl2N2O
    4-(1,3-Oxazol-2-yl)piperidine dihydrochloride
    —— 4-Phenyl-3-cyclohexen-1-one oxime 51171-76-7 C12H13NO
    4-Phenyl-3-cyclohexen-1-one oxime
    —— 4,4,5,5-Tetramethyl-2-(2,3,4-trichlorophenyl)-1,3,2-dioxaborolane 1165935-95-4 C12H14BCl3O2
    4,4,5,5-Tetramethyl-2-(2,3,4-trichlorophenyl)-1,3,2-dioxaborolane
    —— 4-imidazo[1,2-a]pyridin-3-yl-N-(2-methoxy-4-piperazin-1-yl-phenyl)-5-methyl-pyrimidin-2-amine 1224704-88-4 C23H25N7O
    4-imidazo[1,2-a]pyridin-3-yl-N-(2-methoxy-4-piperazin-1-yl-phenyl)-5-methyl-pyrimidin-2-amine
    —— (4-isopropyl-piperazin-1-yl)-{3-[1-methyl-pyrrolidin-(2Z)-ylidene]-3H-indol-6-yl}-methanone 1005458-18-3 C21H28N4O
    (4-isopropyl-piperazin-1-yl)-{3-[1-methyl-pyrrolidin-(2Z)-ylidene]-3H-indol-6-yl}-methanone
    —— 4-[(indol-3-yl)methylene]-3-(6-methoxybenzothiazol-2-yl)-2-pyrazolin-5-one 324550-58-5 C20H14N4O2S
    4-[(indol-3-yl)methylene]-3-(6-methoxybenzothiazol-2-yl)-2-pyrazolin-5-one
    —— 4,5-dinitro-1,2-bis(2-(2-(acetoxy(ethoxyethoxy))))benzene 350594-83-1 C18H24N2O12
    4,5-dinitro-1,2-bis(2-(2-(acetoxy(ethoxyethoxy))))benzene
    —— 4-(3-(4-morpholinobutyrylamino)phenyl)-2H-phthalazin-1-one hydrochloride 286952-55-4 C22H24N4O3*ClH
    4-(3-(4-morpholinobutyrylamino)phenyl)-2H-phthalazin-1-one hydrochloride
    —— 4-Fluorybenzoylthiomethylpenicillin 49628-29-7 C17H17FN2O5S2
    4-Fluorybenzoylthiomethylpenicillin
    —— 4,5-dimethylideneocta-1,2,6,7-tetraene 106710-60-5 C10H10
    4,5-dimethylideneocta-1,2,6,7-tetraene
    —— 4,6-dicyclopropyl-3-methyl-1,2-benzenediamine 1326310-90-0 C13H18N2
    4,6-dicyclopropyl-3-methyl-1,2-benzenediamine
    —— 4-(4-(4-(4-fluoro-3-trifluoromethylphenyl)-1H-imidazol-2-yl)piperidin-1-yl)-1H-pyrazolo[3,4-d]pyrimidine hydrochloride 1082948-77-3 C20H17F4N7*ClH
    4-(4-(4-(4-fluoro-3-trifluoromethylphenyl)-1H-imidazol-2-yl)piperidin-1-yl)-1H-pyrazolo[3,4-d]pyrimidine hydrochloride
    —— 4-(3-(5-(4-methoxypiperidin-1-yl)valerylamino)phenyl)-2H-phthalazin-1-one p-toluenesulfonate 286953-81-9 C7H8O3S*C25H30N4O3
    4-(3-(5-(4-methoxypiperidin-1-yl)valerylamino)phenyl)-2H-phthalazin-1-one p-toluenesulfonate
    —— 4-Methylthio-3-phthalimido-1-(1'-methoxycarbonyl-2'-methyl-propen-1'-yl)-azetidin-2-on 35859-86-0 C18H18N2O5S
    4-Methylthio-3-phthalimido-1-(1'-methoxycarbonyl-2'-methyl-propen-1'-yl)-azetidin-2-on
    —— 4-bromo-5-(3-hydroxypropyl)-7-methoxy-2-(3'-methoxy-4'-hydroxyphenyl)benzo<b>furan-3-carbaldehyde 144735-66-0 C20H19BrO6
    4-bromo-5-(3-hydroxypropyl)-7-methoxy-2-(3'-methoxy-4'-hydroxyphenyl)benzo<b>furan-3-carbaldehyde
    —— 4-(4-hydroxy-8-methoxy-[1]naphthyl)-4-oxo-butyric acid 702700-56-9 C15H14O5
    4-(4-hydroxy-8-methoxy-[1]naphthyl)-4-oxo-butyric acid
    —— 4-(2,2-dimethylpropylidene)-3-phenylspiro[thietane-2,9'-xanthene] 113120-86-8 C26H24OS
    4-(2,2-dimethylpropylidene)-3-phenylspiro[thietane-2,9'-xanthene]
    —— 4-(4-ethoxycarbonylmethyl-piperazin-1-yl)-piperidine-1-carboxylic acid tert-butyl ester 688020-41-9 C18H33N3O4
    4-(4-ethoxycarbonylmethyl-piperazin-1-yl)-piperidine-1-carboxylic acid tert-butyl ester
    —— 4,9-dithia-1,12-diazabicyclo[10.6.6]tetracosa-15,21-diyne 916236-24-3 C20H32N2S2
    4,9-dithia-1,12-diazabicyclo[10.6.6]tetracosa-15,21-diyne
    —— 4-[(6-nitro-1H-benzimidazol-2-yl)methylamino]benzenesulfonamide 107090-24-4 C14H13N5O4S
    4-[(6-nitro-1H-benzimidazol-2-yl)methylamino]benzenesulfonamide
    —— 4-Dicyanomethylen-2-(2',4'-dimethoxyphenyl)-3,5-diphenyl-1,4,7,8-tetrahydroazocin 110254-51-8 C30H25N3O2
    4-Dicyanomethylen-2-(2',4'-dimethoxyphenyl)-3,5-diphenyl-1,4,7,8-tetrahydroazocin
    —— 4-(1-piperidyl-3,5-divinylidene)butyronitrile 338949-68-1 C13H16N2
    4-(1-piperidyl-3,5-divinylidene)butyronitrile
    —— 4-(4-acetamidophenyl)thiosemicarbazide 71058-37-2 C9H12N4OS
    4-(4-acetamidophenyl)thiosemicarbazide
    —— 4-benzyl-1-(1-phenylvinyl)-1H-1,2,3-triazole 1354970-16-3 C17H15N3
    4-benzyl-1-(1-phenylvinyl)-1H-1,2,3-triazole
    —— 4-Nitro-semicarbazid 549479-91-6 CH6N4O4
    4-Nitro-semicarbazid
    —— (4-Diphenylbismuthanyloxyphenoxy)-diphenylbismuthane 564476-87-5 C30H24Bi2O2
    (4-Diphenylbismuthanyloxyphenoxy)-diphenylbismuthane
    —— (4S,5R,6R,7S,8R)-8-azido-7-(hydroxymethyl)-2-(4-methoxyphenyl)-4,6-dimethyl-3-oxa-1-azaspiro[4.4]non-1-ene-6,7-diol 1383736-61-5 C17H22N4O5
    (4S,5R,6R,7S,8R)-8-azido-7-(hydroxymethyl)-2-(4-methoxyphenyl)-4,6-dimethyl-3-oxa-1-azaspiro[4.4]non-1-ene-6,7-diol