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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— [4-Methyl-5-methylsulfanyl-[1,2]dithiol-(3Z)-ylidene]-thioacetic acid S-methyl ester 52515-13-6 C8H10OS4
    [4-Methyl-5-methylsulfanyl-[1,2]dithiol-(3Z)-ylidene]-thioacetic acid S-methyl ester
    —— 4-(5-Hydroxy-3,3-dimethyl-pentyl)-phenol 52244-41-4 C13H20O2
    4-(5-Hydroxy-3,3-dimethyl-pentyl)-phenol
    —— 4-(p-Nitrophenyl)-1-<<sup>14</sup>C>-buttersaeure 54299-65-9 C10H11NO4
    4-(p-Nitrophenyl)-1-<<sup>14</sup>C>-buttersaeure
    —— 4-amino-6-hydroxy-2-phenyl-quinazoline-5,8-dione 51127-78-7 C14H9N3O3
    4-amino-6-hydroxy-2-phenyl-quinazoline-5,8-dione
    —— 4-(4-methoxy-benzylidene)-2,2-dimethyl-[1,3]oxathiolan-5-one 42056-39-3 C13H14O3S
    4-(4-methoxy-benzylidene)-2,2-dimethyl-[1,3]oxathiolan-5-one
    —— 4-Amidino-α-acetaminozimtsaeureisopropylester 52820-86-7 C15H19N3O3
    4-Amidino-α-acetaminozimtsaeureisopropylester
    —— (4S,5R,6R)-5-Amino-4-hydroxy-6-((1R,2R)-1,2,3-trihydroxy-propyl)-5,6-dihydro-4H-pyran-2-carboxylic acid benzhydryl ester 41976-43-6 C22H25NO7
    (4S,5R,6R)-5-Amino-4-hydroxy-6-((1R,2R)-1,2,3-trihydroxy-propyl)-5,6-dihydro-4H-pyran-2-carboxylic acid benzhydryl ester
    —— 4,5-Dinitro-1,8-dimethylnaphthalin 54558-99-5 C12H10N2O4
    4,5-Dinitro-1,8-dimethylnaphthalin
    —— 4-Chlor-1-(sulfo-acetylamino)-anthrachinon 52025-95-3 C16H10ClNO6S
    4-Chlor-1-(sulfo-acetylamino)-anthrachinon
    —— 4-bromo-<i>N</i>-[1-(9-ethyl-carbazol-3-yl)-ethyl]-benzamide 52916-48-0 C23H21BrN2O
    4-bromo-<i>N</i>-[1-(9-ethyl-carbazol-3-yl)-ethyl]-benzamide
    —— 4-Methyl-1,2-diphenylchinolinium 47267-58-3 C22H18N
    4-Methyl-1,2-diphenylchinolinium
    —— 4,4'-Azobenzo<b>thiophen 37802-01-0 C16H10N2S2
    4,4'-Azobenzo<b>thiophen
    —— (4S,4aS,5aS,12aS)-7-Chloro-4-diethylamino-3,12,12a-trihydroxy-10-methoxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid tert-butylamide 50469-68-6 C28H35ClN2O7
    (4S,4aS,5aS,12aS)-7-Chloro-4-diethylamino-3,12,12a-trihydroxy-10-methoxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid tert-butylamide
    —— 4-O-Acetyl-2,3-di-O-benzyl-α-L-fucopyranosylbromid 42821-51-2 C22H25BrO5
    4-O-Acetyl-2,3-di-O-benzyl-α-L-fucopyranosylbromid
    —— 4α-p-Tolylsulfonyl-flavan 55539-41-8 C22H20O3S
    4α-p-Tolylsulfonyl-flavan
    —— 4-(4-methoxy-phenyl)-2,3-dihydro-1<i>H</i>-benzo[<i>f</i>]cyclopenta[<i>c</i>]quinoline-1-carboxylic acid ethyl ester 41954-37-4 C26H23NO3
    4-(4-methoxy-phenyl)-2,3-dihydro-1<i>H</i>-benzo[<i>f</i>]cyclopenta[<i>c</i>]quinoline-1-carboxylic acid ethyl ester
    —— 4-benzylamino-5-benzyloxyimino-2-oxo-2,5-dihydro-pyrrole-3-carboxylic acid methyl ester 49601-46-9 C20H19N3O4
    4-benzylamino-5-benzyloxyimino-2-oxo-2,5-dihydro-pyrrole-3-carboxylic acid methyl ester
    —— 4-[2-(2,6-Dimethoxy-4-methyl-phenoxy)-1-hydroxy-propyl]-2-methoxy-phenol 105153-06-8 C19H24O6
    4-[2-(2,6-Dimethoxy-4-methyl-phenoxy)-1-hydroxy-propyl]-2-methoxy-phenol
    —— 4,5,6,11,12-pentamethoxy-7,8,9,10-tetrahydronaphthacene-9-carboxylic acid 79378-45-3 C24H26O7
    4,5,6,11,12-pentamethoxy-7,8,9,10-tetrahydronaphthacene-9-carboxylic acid
    —— 4-Chlor-6-t-butyl-1,2,3-benzothiadiazol 30132-69-5 C10H11ClN2S
    4-Chlor-6-t-butyl-1,2,3-benzothiadiazol
    —— 4-butyl-3-methylsulfanyl-5-phenyl-5,6-dihydro-4<i>H</i>-[1,2,4]thiadiazine 1,1-dioxide 36987-72-1 C14H20N2O2S2
    4-butyl-3-methylsulfanyl-5-phenyl-5,6-dihydro-4<i>H</i>-[1,2,4]thiadiazine 1,1-dioxide
    —— 4-[3-(10<i>H</i>-phenothiazin-2-yl)-thiopropionyl]-morpholine 25244-88-6 C19H20N2OS2
    4-[3-(10<i>H</i>-phenothiazin-2-yl)-thiopropionyl]-morpholine
    —— 4-(3-Hexyl-thioureido)-2-hydroxy-benzoic acid butyl ester 40096-96-6 C18H28N2O3S
    4-(3-Hexyl-thioureido)-2-hydroxy-benzoic acid butyl ester
    —— 4,5-Diethynyl-1-phenyl-1H-imidazole 706785-37-7 C13H8N2
    4,5-Diethynyl-1-phenyl-1H-imidazole
    —— 4-methyl-7-(3-methylbut-2-enoxy)-5-(trideuteriomethoxy)-3H-2-benzofuran-1-one 174226-79-0 C15H18O4
    4-methyl-7-(3-methylbut-2-enoxy)-5-(trideuteriomethoxy)-3H-2-benzofuran-1-one
    —— 4-(2,5-dihydroxyphenacyl)-2-phenylpyrazolidine-3,5-dione 1003585-26-9 C17H14N2O5
    4-(2,5-dihydroxyphenacyl)-2-phenylpyrazolidine-3,5-dione
    —— 4-methyl-2-(7-methyl-1H-indol-5-yl)-1,3-thiazole-5-carboxylic acid ethyl ester 1240113-24-9 C16H16N2O2S
    4-methyl-2-(7-methyl-1H-indol-5-yl)-1,3-thiazole-5-carboxylic acid ethyl ester
    —— 4-{(5aR,6R,7R,8aR)-6-[(1E,3R)-4-(2,5-difluorophenoxy)-3-hydroxy-1-buten-1-yl]-7-hydroxyoctahydro-2H-cyclopenta[b]oxepin-3-yl}butanoic acid 1262875-01-3 C23H30F2O6
    4-{(5aR,6R,7R,8aR)-6-[(1E,3R)-4-(2,5-difluorophenoxy)-3-hydroxy-1-buten-1-yl]-7-hydroxyoctahydro-2H-cyclopenta[b]oxepin-3-yl}butanoic acid
    —— [(4-Bromo-phenyl)-methyl-hydrazono]-cyano-acetic acid ethyl ester 51337-41-8 C12H12BrN3O2
    [(4-Bromo-phenyl)-methyl-hydrazono]-cyano-acetic acid ethyl ester
    —— 4-(4-Methylchlorstyryl)benzoesaeure 43122-75-4 C16H13ClO2
    4-(4-Methylchlorstyryl)benzoesaeure
    —— 4-[(1R,3S)-3-[(1R)-1-(4-fluoro-3-methoxy-phenyl)-ethylamino]-cyclopentyl]-N-(2-hydroxy-ethyl)-benzamide 1257105-57-9 C23H29FN2O3
    4-[(1R,3S)-3-[(1R)-1-(4-fluoro-3-methoxy-phenyl)-ethylamino]-cyclopentyl]-N-(2-hydroxy-ethyl)-benzamide
    —— 4<i>t</i>-(2,6,6-trimethyl-cyclohexa-1,3-dienyl)-but-3-en-2-one oxime 39190-12-0 C13H19NO
    4<i>t</i>-(2,6,6-trimethyl-cyclohexa-1,3-dienyl)-but-3-en-2-one oxime
    —— [(4-Bromo-phenylthiocarbamoyl)-cyano-methyl]-phosphonic acid diethyl ester 54086-52-1 C13H16BrN2O3PS
    [(4-Bromo-phenylthiocarbamoyl)-cyano-methyl]-phosphonic acid diethyl ester
    —— 4,4-Dimethyl-5α,6β-dihydroxy-androstanon-(17) 20311-26-6 C21H34O3
    4,4-Dimethyl-5α,6β-dihydroxy-androstanon-(17)
    —— 4-(5-Diethylamino-penta-1,3-diynyl)-1,2,5-trimethyl-piperidin-4-ol 53919-29-2 C17H28N2O
    4-(5-Diethylamino-penta-1,3-diynyl)-1,2,5-trimethyl-piperidin-4-ol
    —— 4-Benzylthio-5-benzylthiomethyl-3-benzylamino-1-benzyl-Δ<sup>3</sup>-pyrrolinon-(2) 54015-80-4 C33H32N2OS2
    4-Benzylthio-5-benzylthiomethyl-3-benzylamino-1-benzyl-Δ<sup>3</sup>-pyrrolinon-(2)
    —— 4-Nitro-benzoic acid 2-phenyl-indan-2-yl ester 54441-41-7 C22H17NO4
    4-Nitro-benzoic acid 2-phenyl-indan-2-yl ester
    —— (4-Methyl-4-trichloromethyl-cyclohexa-2,5-dienylidene)-m-tolyl-amine 51590-72-8 C15H14Cl3N
    (4-Methyl-4-trichloromethyl-cyclohexa-2,5-dienylidene)-m-tolyl-amine
    —— 4-cyano-2-(2-(quinolin-5-yl)acetamido)thiophene-3-carboxamide 1239461-76-7 C17H12N4O2S
    4-cyano-2-(2-(quinolin-5-yl)acetamido)thiophene-3-carboxamide
    —— [4-((2S,3S,4R,5R,6R)-3,4,5-Tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-ylmethyl)-phenyl]-methanol 329717-49-9 C42H44O6
    [4-((2S,3S,4R,5R,6R)-3,4,5-Tris-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-ylmethyl)-phenyl]-methanol
    —— 4-(n)Hexadecyloxybenzyliden-4'-(n)butylanilin 51749-31-6 C33H51NO
    4-(n)Hexadecyloxybenzyliden-4'-(n)butylanilin
    —— 4-Benzoylaminobuttersaeure-2,4-dinitro-phenylester 53347-93-6 C17H15N3O7
    4-Benzoylaminobuttersaeure-2,4-dinitro-phenylester
    —— 4-Hydroxy-3-(3,4,5-trimethyl-1H-pyrrol-2-yl)-5-[3,4,5-trimethyl-pyrrol-(2Z)-ylidene]-cyclopent-3-ene-1,2-dione 42356-65-0 C19H20N2O3
    4-Hydroxy-3-(3,4,5-trimethyl-1H-pyrrol-2-yl)-5-[3,4,5-trimethyl-pyrrol-(2Z)-ylidene]-cyclopent-3-ene-1,2-dione
    —— 4-Ethylsulfinylbutylmethacrylat 42356-56-9 C10H18O3S
    4-Ethylsulfinylbutylmethacrylat
    —— 4-Allyl-2,6-di-tert-butyl-4-chloro-cyclohexa-2,5-dienone 51500-46-0 C17H25ClO
    4-Allyl-2,6-di-tert-butyl-4-chloro-cyclohexa-2,5-dienone
    —— 4-butyl-N-(4-methoxyphenyl)aniline 55027-88-8 C17H21NO
    4-butyl-N-(4-methoxyphenyl)aniline
    —— 4-[(2,4-diaminopyrimidin-5-yl)methyl]-2-ethyl-6-methylphenol;hydrochloride 84876-31-3 C14H18N4O*ClH
    4-[(2,4-diaminopyrimidin-5-yl)methyl]-2-ethyl-6-methylphenol;hydrochloride
    —— 4-Methyl-9-nitro-1,2,3,10b-tetrahydro-fluoranthen-3-ol 36271-92-8 C17H15NO3
    4-Methyl-9-nitro-1,2,3,10b-tetrahydro-fluoranthen-3-ol
    —— 4-Dimethylamino-naphthalene-1-sulfonic acid (5-amino-pentyl)-amide 50988-08-4 C17H25N3O2S
    4-Dimethylamino-naphthalene-1-sulfonic acid (5-amino-pentyl)-amide
    —— (4-Pyridazinyl)-N-phenyl-azomethin 50901-53-6 C11H9N3
    (4-Pyridazinyl)-N-phenyl-azomethin