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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-tert-butoxyimino-piperidine-1-carboxylic acid tert-butyl ester 1263132-20-2 C14H26N2O3
    4-tert-butoxyimino-piperidine-1-carboxylic acid tert-butyl ester
    —— (4Z,9Z)-1,13-dichlorotrideca-4,9-diene 103886-31-3 C13H22Cl2
    (4Z,9Z)-1,13-dichlorotrideca-4,9-diene
    —— 4-Heptyl-1-(4-trifluoromethyl-phenyl)-cyclohexanol 108769-94-4 C20H29F3O
    4-Heptyl-1-(4-trifluoromethyl-phenyl)-cyclohexanol
    —— 4-Chlor-3-chlordiflourmethyl-2,4,4-trifluor-2-ethylbutenoat 25055-29-2 C7H5Cl2F5O2
    4-Chlor-3-chlordiflourmethyl-2,4,4-trifluor-2-ethylbutenoat
    —— 4-(2,5-dimethoxyphenyl)-3,3-dicarbethoxybutanoic acid 82891-40-5 C18H24O8
    4-(2,5-dimethoxyphenyl)-3,3-dicarbethoxybutanoic acid
    —— (4-But-3-en-2-yl-1,3-dimethyl-2,6-dioxopyrimidin-5-yl) 2-iodobenzoate 1189377-98-7 C17H17IN2O4
    (4-But-3-en-2-yl-1,3-dimethyl-2,6-dioxopyrimidin-5-yl) 2-iodobenzoate
    —— 4-Hydroxy-3-[2-hydroxy-1-(4-hydroxy-6-methyl-2-oxochromen-3-yl)ethyl]-6-methylchromen-2-one 908565-31-1 C22H18O7
    4-Hydroxy-3-[2-hydroxy-1-(4-hydroxy-6-methyl-2-oxochromen-3-yl)ethyl]-6-methylchromen-2-one
    —— 4-phenylnona-1,7-diyn-5-ene 87639-29-0 C15H14
    4-phenylnona-1,7-diyn-5-ene
    —— 4-anilino-1-methyl-pyridinium; iodide 40968-60-3 C12H13N2*I
    4-anilino-1-methyl-pyridinium; iodide
    —— 4,4-dimethyl-1-(tetrahydropyran-2-yl)pentan-3-one 1011803-96-5 C12H22O2
    4,4-dimethyl-1-(tetrahydropyran-2-yl)pentan-3-one
    —— 4-(1-(N-(2-(N-t-butoxycarbonylamino)ethyl)carbamoyl)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590416-36-7 C18H28N4O4
    4-(1-(N-(2-(N-t-butoxycarbonylamino)ethyl)carbamoyl)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
    —— 4-(α-Hydroxy-α-methyl-benzyl)-benzylalkohol 100976-05-4 C15H16O2
    4-(α-Hydroxy-α-methyl-benzyl)-benzylalkohol
    —— 4,5-Dimethoxy-3-(3,4,5-trimethoxy-phenyl)-3H-isobenzofuran-1-one 117671-68-8 C19H20O7
    4,5-Dimethoxy-3-(3,4,5-trimethoxy-phenyl)-3H-isobenzofuran-1-one
    —— [(4-{[4-benzyl-5-(4-benzylpiperidin-1-yl)-oxazol-2-yl]-piperidin-1-yl-methyl}-cyclohexyl)-thiophen-2-yl-methyl]-dimethylamine 943030-44-2 C41H54N4OS
    [(4-{[4-benzyl-5-(4-benzylpiperidin-1-yl)-oxazol-2-yl]-piperidin-1-yl-methyl}-cyclohexyl)-thiophen-2-yl-methyl]-dimethylamine
    —— 4-(4'-methylbiphenyl-2-carboxamido)-N-methyl-N-[2-(3-aminopropyloxy)phenyl]benzamide 183492-81-1 C31H31N3O3
    4-(4'-methylbiphenyl-2-carboxamido)-N-methyl-N-[2-(3-aminopropyloxy)phenyl]benzamide
    —— (4-Bromo-benzenesulfonyl)-[3-(4-chloro-phenyl)-4-oxo-thiazolidin-(2Z)-ylidene]-acetonitrile 132276-44-9 C17H10BrClN2O3S2
    (4-Bromo-benzenesulfonyl)-[3-(4-chloro-phenyl)-4-oxo-thiazolidin-(2Z)-ylidene]-acetonitrile
    —— 4-(3-chloropyridin-2-yl)-N-(4-fluorophenyl)benzamide 849753-67-9 C18H12ClFN2O
    4-(3-chloropyridin-2-yl)-N-(4-fluorophenyl)benzamide
    —— [4,4,5,5,7,7,8,8-(2)H8]-2,10-bis-(tert-butyl-dimethyl-silanyloxy)-undecan-6-ol 1220779-77-0 C23H52O3Si2
    [4,4,5,5,7,7,8,8-(2)H8]-2,10-bis-(tert-butyl-dimethyl-silanyloxy)-undecan-6-ol
    —— (4-Morpholin-4-yl-buta-1,3-diynyl)-diphenyl-amine 86896-00-6 C20H18N2O
    (4-Morpholin-4-yl-buta-1,3-diynyl)-diphenyl-amine
    —— 4-p-Chlorphenyl-1,2,3,4-tetrahydroisochinolin-hydrochlorid 25772-02-5 C15H14ClN*ClH
    4-p-Chlorphenyl-1,2,3,4-tetrahydroisochinolin-hydrochlorid
    —— 4-n-Propylamino-1,1,1-trichlor-pent-3-en-2-on 98081-64-2 C8H12Cl3NO
    4-n-Propylamino-1,1,1-trichlor-pent-3-en-2-on
    —— 4-chloro-3-(3-cyano-quinolin-2-yl)-N-[2-(3-hydroxy-propoxy)-phenyl]-N-methyl-benzamide 1070890-05-9 C27H22ClN3O3
    4-chloro-3-(3-cyano-quinolin-2-yl)-N-[2-(3-hydroxy-propoxy)-phenyl]-N-methyl-benzamide
    —— 4,5-dihydro-2-(6-(phenylethoxy)-benzothiazolyl)-4-thiazolecarboxylic acid 676460-34-7 C19H16N2O3S2
    4,5-dihydro-2-(6-(phenylethoxy)-benzothiazolyl)-4-thiazolecarboxylic acid
    —— 4-{(3R,4R,5S)-4-(acetyloxy)-3-[(tert-butoxycarbonyl)amino]-5-methylpiperidin-1-yl}-3-nitro-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl acetate 1620012-36-3 C23H32N4O8
    4-{(3R,4R,5S)-4-(acetyloxy)-3-[(tert-butoxycarbonyl)amino]-5-methylpiperidin-1-yl}-3-nitro-6,7-dihydro-5H-cyclopenta[b]pyridin-7-yl acetate
    —— 4-methyl-1-{[(4-methyl-4H-1,2,4-triazol-3-yl)sulfanyl]acetyl}thiosemicarbazide 865709-83-7 C7H12N6OS2
    4-methyl-1-{[(4-methyl-4H-1,2,4-triazol-3-yl)sulfanyl]acetyl}thiosemicarbazide
    —— 4''-O-acetyl-9-deoxo-9-(S)-(3-dimethylaminopropionyloxy)-6,2'-di-O-methylerythromycin A 957064-48-1 C46H84N2O15
    4''-O-acetyl-9-deoxo-9-(S)-(3-dimethylaminopropionyloxy)-6,2'-di-O-methylerythromycin A
    —— (4R)-7'-(6,6-dimethyl-3,6-dihydro-2H-pyran-4-yl)-3'-fluoro-2'-(5-pyrimidinyl)spiro[1,3-oxazole-4,9'-xanthen]-2-amine 1335296-78-0 C26H23FN4O3
    (4R)-7'-(6,6-dimethyl-3,6-dihydro-2H-pyran-4-yl)-3'-fluoro-2'-(5-pyrimidinyl)spiro[1,3-oxazole-4,9'-xanthen]-2-amine
    —— 4-(4-chlorophenyl)-2-(2-oxo-6-trifluoromethyl-2λ<sup>4</sup>-[1,2]oxathian-3-yl)-6-phenylpyrimidine 1022984-99-1 C20H15ClF3N3O2S
    4-(4-chlorophenyl)-2-(2-oxo-6-trifluoromethyl-2λ<sup>4</sup>-[1,2]oxathian-3-yl)-6-phenylpyrimidine
    —— 4-(3-Methyl-4-nitro-1,2-oxazol-5-yl)-3-(4-methylphenyl)butanoic acid 1259373-12-0 C15H16N2O5
    4-(3-Methyl-4-nitro-1,2-oxazol-5-yl)-3-(4-methylphenyl)butanoic acid
    —— 4,10-bis(4-methoxyphenyl)-1,3-dimethylpyrene 1190945-52-8 C32H26O2
    4,10-bis(4-methoxyphenyl)-1,3-dimethylpyrene
    —— 4-Hydroxy-6-phenyl-3-[(3-trifluoromethylphenyl)thio]-2H-pyran-2-one 170914-82-6 C18H11F3O3S
    4-Hydroxy-6-phenyl-3-[(3-trifluoromethylphenyl)thio]-2H-pyran-2-one
    —— 4-(2-Amino-6-oxo-6,9-dihydro-1H-purin-8-ylazo)-benzoic acid 133465-67-5 C12H9N7O3
    4-(2-Amino-6-oxo-6,9-dihydro-1H-purin-8-ylazo)-benzoic acid
    —— 4-amino-5-(4,5-dimethyl-1,3-thiazol-2-yl)-5-methyl-2-[1-(3,3,4,4,4-pentafluorobutyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]-5,7-dihydro-6H-pyrrolo[2,3-d]pyrimidin-6-one 1350854-55-5 C22H19F5N8OS
    4-amino-5-(4,5-dimethyl-1,3-thiazol-2-yl)-5-methyl-2-[1-(3,3,4,4,4-pentafluorobutyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]-5,7-dihydro-6H-pyrrolo[2,3-d]pyrimidin-6-one
    —— ((4aS,4a'S,5aR,5a'R,16bR,16b'R,17aS,17a'S)-1,2-phenylenebis(8,14-dimethyl-1,2,3,4,4a,5a,16b,17a-octahydrodibenzo[4,5:8,9][1,3,2]dioxaphosphonino[6,7-b]quinoxaline-11,5,17-triyl))tetrakis(phenylmethanone) 1082028-95-2 C78H72N4O8P2
    ((4aS,4a'S,5aR,5a'R,16bR,16b'R,17aS,17a'S)-1,2-phenylenebis(8,14-dimethyl-1,2,3,4,4a,5a,16b,17a-octahydrodibenzo[4,5:8,9][1,3,2]dioxaphosphonino[6,7-b]quinoxaline-11,5,17-triyl))tetrakis(phenylmethanone)
    —— 4-(1,5-Dimethoxy-naphthalen-2-yl)-butyric acid 96410-58-1 C16H18O4
    4-(1,5-Dimethoxy-naphthalen-2-yl)-butyric acid
    —— 4-ethylaminothieno[3,2-d]pyrimidine-7-carboxylic acid [2,6-difluoro-3-(propane-1-sulfonylamino)phenyl]amide 1269666-61-6 C18H19F2N5O3S2
    4-ethylaminothieno[3,2-d]pyrimidine-7-carboxylic acid [2,6-difluoro-3-(propane-1-sulfonylamino)phenyl]amide
    —— 4-(1-benzyl-1H-indol-3-yl)-4H,10H-2,9-dioxa-3-azabenzo[f]azulene 1233087-54-1 C26H20N2O2
    4-(1-benzyl-1H-indol-3-yl)-4H,10H-2,9-dioxa-3-azabenzo[f]azulene
    —— 4-amino-4-deoxy-5,6-O-isopropylidene-2,3,8-tri-O-tert-butyldimethylsilyl-L-threo-L-altro-octono-1,4-lactam 874350-64-8 C29H61NO7Si3
    4-amino-4-deoxy-5,6-O-isopropylidene-2,3,8-tri-O-tert-butyldimethylsilyl-L-threo-L-altro-octono-1,4-lactam
    —— 4-Brom-resistomycin 19399-46-3 C22H15BrO6
    4-Brom-resistomycin
    —— 4-Chlor-5-methoxy-phthalsaeureanhydrid 90272-20-1 C9H5ClO4
    4-Chlor-5-methoxy-phthalsaeureanhydrid
    —— 4-<5-Acetoxy-2-methyl-phenyl>-buttersaeure-methylester 109910-24-9 C14H18O4
    4-<5-Acetoxy-2-methyl-phenyl>-buttersaeure-methylester
    —— 4,5-Dimethoxy-6-hydroxy-7-acetylcumarilsaeure 108881-68-1 C13H12O7
    4,5-Dimethoxy-6-hydroxy-7-acetylcumarilsaeure
    —— <4-Hydroxy-5-benzyloxy-9-methyl-1,2,3,4-tetrahydro-anthryl-2>-essigsaeure 3446-47-7 C24H24O4
    <4-Hydroxy-5-benzyloxy-9-methyl-1,2,3,4-tetrahydro-anthryl-2>-essigsaeure
    —— [4-(7-aminopyrazolo[1,5-a]pyrimidin-2-yl)-3-chlorophenyl]boronic acid 942590-17-2 C12H10BClN4O2
    [4-(7-aminopyrazolo[1,5-a]pyrimidin-2-yl)-3-chlorophenyl]boronic acid
    —— 4-(2-(4-acetylpiperazin-1-yl)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590406-00-1 C16H24N4O2
    4-(2-(4-acetylpiperazin-1-yl)ethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
    —— (4-benzylamino-piperidin-1-yl)-[3-(1H-pyrrolo[2,3-b]pyridin-4-ylamino)-thiophen-2-yl]-methanone 1265224-61-0 C24H25N5OS
    (4-benzylamino-piperidin-1-yl)-[3-(1H-pyrrolo[2,3-b]pyridin-4-ylamino)-thiophen-2-yl]-methanone
    —— 4-(N-(2-(pyrrolidin-1-yl)ethyl)carbamoylmethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one hydrochloride 590404-37-8 C16H24N4O2*ClH
    4-(N-(2-(pyrrolidin-1-yl)ethyl)carbamoylmethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one hydrochloride
    —— 4-(5-methylfuran-2-ylmethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one 590407-98-0 C14H16N2O2
    4-(5-methylfuran-2-ylmethyl)-5,6,7,8-tetrahydrophthalazin-1(2H)-one
    —— 4-Hydroxy-1-aethoxy-4-phenyl-piperidin 100618-70-0 C13H19NO2
    4-Hydroxy-1-aethoxy-4-phenyl-piperidin
    —— 4-(5-Brom-3-nitro-2-thienyl)-buttersaeuremethylester 90562-00-8 C9H10BrNO4S
    4-(5-Brom-3-nitro-2-thienyl)-buttersaeuremethylester