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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,17β-diacetoxy-3,3-ethanediyldioxy-androst-4-ene 4460-38-2 C25H36O6
    4,17β-diacetoxy-3,3-ethanediyldioxy-androst-4-ene
    —— (4-(dimethylamino)phenyl)((4-nitrophenyl)diazen-1-ium-1-ylidene)methanide 107426-25-5 C15H14N4O2
    (4-(dimethylamino)phenyl)((4-nitrophenyl)diazen-1-ium-1-ylidene)methanide
    —— 4-nitrophenyl O-<3,4-O-isopropylidene-2-O-(4-methoxybenzyl)-α-L-fucopyranosyl>-(1->3)-O-(2-acetamido-2-deoxy-4,6-O-isopropylidene-β-D-glucopyranosyl)-(1->6)-2,3-O-isopropylidene-α-D-mannopyranoside 142329-85-9 C43H58N2O18
    4-nitrophenyl O-<3,4-O-isopropylidene-2-O-(4-methoxybenzyl)-α-L-fucopyranosyl>-(1->3)-O-(2-acetamido-2-deoxy-4,6-O-isopropylidene-β-D-glucopyranosyl)-(1->6)-2,3-O-isopropylidene-α-D-mannopyranoside
    —— (4-((3-fluorophenylamino)methyl)-2-aminothiophen-3-yl)(3,4,5-trimethoxyphenyl)methanone 1265048-51-8 C21H21FN2O4S
    (4-((3-fluorophenylamino)methyl)-2-aminothiophen-3-yl)(3,4,5-trimethoxyphenyl)methanone
    —— 4-tert-butyl-1-iodo-2-(1-propynyl)benzene 1453492-32-4 C13H15I
    4-tert-butyl-1-iodo-2-(1-propynyl)benzene
    —— 4-[tert-butyl(diphenyl)silyl]oxypent-2-ynal 117835-98-0 C21H24O2Si
    4-[tert-butyl(diphenyl)silyl]oxypent-2-ynal
    —— [4-(2,2,2-Trifluoroethoxy)-2-(trifluoromethyl)phenyl]methanol 1228582-51-1 C10H8F6O2
    [4-(2,2,2-Trifluoroethoxy)-2-(trifluoromethyl)phenyl]methanol
    —— {(4-Fluoro-phenyl)-[2-(2-hydroxy-ethyl)-2H-tetrazol-5-ylamino]-methyl}-phosphonic acid dimethyl ester 145181-83-5 C12H17FN5O4P
    {(4-Fluoro-phenyl)-[2-(2-hydroxy-ethyl)-2H-tetrazol-5-ylamino]-methyl}-phosphonic acid dimethyl ester
    —— (4aR,9aS)-7-Methoxy-5,8-dimethyl-1,2,3,4,4a,9a-hexahydro-fluoren-9-one 118104-47-5 C16H20O2
    (4aR,9aS)-7-Methoxy-5,8-dimethyl-1,2,3,4,4a,9a-hexahydro-fluoren-9-one
    —— (4S)-4-(3,4-Difluorophenyl)-2-oxo-oxazolidine-3-carboxylic acid (2-(1-(2-cyanophenyl)pyrrolidin-3-ylamino)ethyl)amide 765255-24-1 C23H23F2N5O3
    (4S)-4-(3,4-Difluorophenyl)-2-oxo-oxazolidine-3-carboxylic acid (2-(1-(2-cyanophenyl)pyrrolidin-3-ylamino)ethyl)amide
    —— 4'-[(2-n-Butyl-6-(N-acetyl-n-octylamino)-benzimidazol-1-yl)-methyl]biphenyl-2-carboxylic Acid 133085-02-6 C35H43N3O3
    4'-[(2-n-Butyl-6-(N-acetyl-n-octylamino)-benzimidazol-1-yl)-methyl]biphenyl-2-carboxylic Acid
    —— 4-Chloro-2-(4-methylphenyl)pyrazolo[1,5-a]pyrazine-3-carbaldehyde 1610377-21-3 C14H10ClN3O
    4-Chloro-2-(4-methylphenyl)pyrazolo[1,5-a]pyrazine-3-carbaldehyde
    —— 4-[(3R,5R)-1-benzyl-3-hydroxy-2-oxo-5-pyrrolidinyl]-3-O-benzyl-1,2-O-isopropylidene-α-D-xylo-tetrofuranose 649571-91-5 C25H29NO6
    4-[(3R,5R)-1-benzyl-3-hydroxy-2-oxo-5-pyrrolidinyl]-3-O-benzyl-1,2-O-isopropylidene-α-D-xylo-tetrofuranose
    —— (4-methoxy-2,5-dioxo-2<i>H</i>,5<i>H</i>-pyrano[4,3-<i>b</i>]pyran-7-yl)-acetic acid 33524-94-6 C11H8O7
    (4-methoxy-2,5-dioxo-2<i>H</i>,5<i>H</i>-pyrano[4,3-<i>b</i>]pyran-7-yl)-acetic acid
    —— (4R,6R,6aR)-4-Benzyloxymethyl-6-methoxy-2,2,3a-trimethyl-tetrahydro-furo[3,4-d][1,3]dioxole 34311-68-7 C17H24O5
    (4R,6R,6aR)-4-Benzyloxymethyl-6-methoxy-2,2,3a-trimethyl-tetrahydro-furo[3,4-d][1,3]dioxole
    —— 4-acetoxy-5,18-seco-20,21-dinor-ibogamine 35058-52-7 C19H24N2O2
    4-acetoxy-5,18-seco-20,21-dinor-ibogamine
    —— 4-Ethyl-2,3-dihydro-1H-pyrrolo<1,2-a>benzimidazolium-chlorid 23269-36-5 C12H15N2*Cl
    4-Ethyl-2,3-dihydro-1H-pyrrolo<1,2-a>benzimidazolium-chlorid
    —— 4-(1-<tert.Butyl-(4-ethylphenyl)-aminooxy>-ethyl)-N-tert.butyl-O-(1-<4-(-tert.butyl-hydroxylamino)-phenyl>-ethyl)-phenylhydroxylamin 23845-48-9 C36H53N3O3
    4-(1-<tert.Butyl-(4-ethylphenyl)-aminooxy>-ethyl)-N-tert.butyl-O-(1-<4-(-tert.butyl-hydroxylamino)-phenyl>-ethyl)-phenylhydroxylamin
    —— 4-p-Chlorbenzyliden-1,4-dihydroisochinolinmethojodid 34146-77-5 C17H15ClN*I
    4-p-Chlorbenzyliden-1,4-dihydroisochinolinmethojodid
    —— 4-[[4-[[4-(acetylamino)-1-methylpyrrol-2-yl]carbonylamino]-1-methylpyrrole-2-yl]carbonylamino]-1-methylpyrrole-2-carboxylic acid 229185-71-1 C20H22N6O5
    4-[[4-[[4-(acetylamino)-1-methylpyrrol-2-yl]carbonylamino]-1-methylpyrrole-2-yl]carbonylamino]-1-methylpyrrole-2-carboxylic acid
    —— 4-n-Hexyl-2,5-dimethylpyridin 27293-55-6 C13H21N
    4-n-Hexyl-2,5-dimethylpyridin
    —— 4,4-Bis-<3-carboxy-propyl>-2-methyl-1,3-dioxo-1,2,3,4-tetrahydro-isochinolin 23001-97-0 C18H21NO6
    4,4-Bis-<3-carboxy-propyl>-2-methyl-1,3-dioxo-1,2,3,4-tetrahydro-isochinolin
    —— 4-Methylene-2-methylsulfanyl-1-[1-methylsulfanyl-meth-(Z)-ylidene]-cyclohexane 36784-71-1 C10H16S2
    4-Methylene-2-methylsulfanyl-1-[1-methylsulfanyl-meth-(Z)-ylidene]-cyclohexane
    —— ((4R,5S,4'R)-2,2'-Diphenyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-diphenyl-methanol 23263-18-5 C31H28O5
    ((4R,5S,4'R)-2,2'-Diphenyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-diphenyl-methanol
    —— 4,4-Diphenyl-3-butenoylpiperidid 22019-84-7 C21H23NO
    4,4-Diphenyl-3-butenoylpiperidid
    —— 4-Chlor-α-cyan-N-aethyl-zimtsaeureamid 23795-48-4 C12H11ClN2O
    4-Chlor-α-cyan-N-aethyl-zimtsaeureamid
    —— 4-(4-Methoxy-phenyl-ONN-azoxy)-2H-isoquinolin-1-one 36710-92-6 C16H13N3O3
    4-(4-Methoxy-phenyl-ONN-azoxy)-2H-isoquinolin-1-one
    —— 4-(2,5-Dimethyl-phenyl)-4-methyl-cyclohexanecarbonitrile 26001-05-8 C16H21N
    4-(2,5-Dimethyl-phenyl)-4-methyl-cyclohexanecarbonitrile
    —— (4-piperidin-1-yl-but-2-ynyloxymethyl)-phosphonic acid dibutyl ester 28240-88-2 C18H34NO4P
    (4-piperidin-1-yl-but-2-ynyloxymethyl)-phosphonic acid dibutyl ester
    —— 4-methyl-8-methylamino-1<i>H</i>-quinoline-2,5,6-trione 30722-12-4 C11H10N2O3
    4-methyl-8-methylamino-1<i>H</i>-quinoline-2,5,6-trione
    —— 4,9-dimethyl-1,9-dihydro-pyrido[2,3-<i>b</i>]indol-2-one 36157-03-6 C13H12N2O
    4,9-dimethyl-1,9-dihydro-pyrido[2,3-<i>b</i>]indol-2-one
    —— 4-Guanidino-N-(3-benzyloxycarbonylmethyl-6-nitrobenzothiazol-2-yl) benzamide hydrobromide 126637-50-1 BrH*C24H22N6O5S
    4-Guanidino-N-(3-benzyloxycarbonylmethyl-6-nitrobenzothiazol-2-yl) benzamide hydrobromide
    —— 4-Cyclobutyl-5-ethyl-2H-pyrazol-3-ylamine 851114-48-2 C9H15N3
    4-Cyclobutyl-5-ethyl-2H-pyrazol-3-ylamine
    —— 4-Azido-3-chloro-5-hydroxy-1-(3-hydroxy-propyl)-1,5-dihydro-pyrrol-2-one 76828-42-7 C7H9ClN4O3
    4-Azido-3-chloro-5-hydroxy-1-(3-hydroxy-propyl)-1,5-dihydro-pyrrol-2-one
    —— 4-<N-(5-n-propoxy-2-pyrimidinyl)-sulfamoyl>-phenyl-essigsaeure-5-chloro-4-methoxyanilid 24450-80-4 C22H23ClN4O5S
    4-<N-(5-n-propoxy-2-pyrimidinyl)-sulfamoyl>-phenyl-essigsaeure-5-chloro-4-methoxyanilid
    —— <4,4'>Azophenoxazin 24796-86-9 C24H16N4O2
    <4,4'>Azophenoxazin
    —— 4,4-Dimethyl-2-methoxy-spyro<4,4>non-1-en-3-on 31297-53-7 C12H18O2
    4,4-Dimethyl-2-methoxy-spyro<4,4>non-1-en-3-on
    —— (4,6-bis-trichloromethyl-[1,3,5]triazin-2-yl)-(5,5-dimethyl-hexyl)-amine 24803-03-0 C13H18Cl6N4
    (4,6-bis-trichloromethyl-[1,3,5]triazin-2-yl)-(5,5-dimethyl-hexyl)-amine
    —— 4-(4-Chloro-phenyl)-7-(2-diethylamino-ethoxy)-3-phenyl-chromen-2-one 37456-92-1 C27H26ClNO3
    4-(4-Chloro-phenyl)-7-(2-diethylamino-ethoxy)-3-phenyl-chromen-2-one
    —— 4-((hydroxy)methyl)-3-tosyloxazolidin-2-one 1542231-11-7 C11H13NO5S
    4-((hydroxy)methyl)-3-tosyloxazolidin-2-one
    —— 4-(N-benzyl-N-tosylamino)but-2-yn-1-ol 1315323-56-8 C18H19NO3S
    4-(N-benzyl-N-tosylamino)but-2-yn-1-ol
    —— 4-benzylsulfanyl-3,6-dimethyl-oct-4-ene-3,6-diol 51622-14-1 C17H26O2S
    4-benzylsulfanyl-3,6-dimethyl-oct-4-ene-3,6-diol
    —— 4-Oxo-5-[[4-(trifluoromethyl)phenyl]methoxy]pyran-2-carboxylic acid 1040717-17-6 C14H9F3O5
    4-Oxo-5-[[4-(trifluoromethyl)phenyl]methoxy]pyran-2-carboxylic acid
    —— 4-acetyl-4'-[2-(7-chloro-quinolin-4-ylamino)-propyl]-1,1'-ethane-1,2-diyl-bis-piperazine 3510-57-4 C24H35ClN6O
    4-acetyl-4'-[2-(7-chloro-quinolin-4-ylamino)-propyl]-1,1'-ethane-1,2-diyl-bis-piperazine
    —— 4-(4,7-dihydroxy-2-oxo-2<i>H</i>-chromene-3-carbonyl)-morpholine 16171-28-1 C14H13NO6
    4-(4,7-dihydroxy-2-oxo-2<i>H</i>-chromene-3-carbonyl)-morpholine
    —— 4-(4-ethoxy-phenyl)-3,5-dioxo-[1,2,4]triazolidine-1,2-dicarboxylic acid bis-dimethylamide 94462-21-2 C16H21N5O5
    4-(4-ethoxy-phenyl)-3,5-dioxo-[1,2,4]triazolidine-1,2-dicarboxylic acid bis-dimethylamide
    —— 4-methyl-1-(<i>N</i>-methyl-anilino)-5-phenyl-pyrrole-2,3-dione 30515-64-1 C18H16N2O2
    4-methyl-1-(<i>N</i>-methyl-anilino)-5-phenyl-pyrrole-2,3-dione
    —— (4-Chloro-2-ethyl-phenoxy)-acetic acid methyl ester 2867-50-7 C11H13ClO3
    (4-Chloro-2-ethyl-phenoxy)-acetic acid methyl ester
    —— 4-Acetoxy-7-chloro-1-methylindene 40419-31-6 C12H11ClO2
    4-Acetoxy-7-chloro-1-methylindene
    —— 4,4'-Dipiperidino-6,6'-dichlor-dipyrimidinyl-2-amin 21877-86-1 C18H23Cl2N7
    4,4'-Dipiperidino-6,6'-dichlor-dipyrimidinyl-2-amin