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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-N-acetyl-2',5'-di-O-acetyl-3'-O-benzoylcytidine-4'-d 1100173-62-3 C22H23N3O9
    4-N-acetyl-2',5'-di-O-acetyl-3'-O-benzoylcytidine-4'-d
    —— 4-Aminomethyl-5-(1H-imidazol-4-ylmethylsulfanylmethyl)-2-methyl-pyridin-3-ol 96806-40-5 C12H16N4OS
    4-Aminomethyl-5-(1H-imidazol-4-ylmethylsulfanylmethyl)-2-methyl-pyridin-3-ol
    —— 4-[[4-[4-[(4-Benzylpiperidin-1-yl)methyl]-2,6-dimethylanilino]pyrimidin-2-yl]amino]benzonitrile 500289-41-8 C32H34N6
    4-[[4-[4-[(4-Benzylpiperidin-1-yl)methyl]-2,6-dimethylanilino]pyrimidin-2-yl]amino]benzonitrile
    —— 4-amino-8-chloro-1-methyl-[1,2,4]triazolo[4,3-a]quinoxaline methanesulfonate 127710-44-5 CH4O3S*C10H8ClN5
    4-amino-8-chloro-1-methyl-[1,2,4]triazolo[4,3-a]quinoxaline methanesulfonate
    —— 4-(8-iodo-2-oxo-2,3-dihydro-1H-imidazo[4,5-c]quinolin-1-yl)benzonitrile 1610680-92-6 C17H9IN4O
    4-(8-iodo-2-oxo-2,3-dihydro-1H-imidazo[4,5-c]quinolin-1-yl)benzonitrile
    —— 4-Phenyl-2-propyl-4H-oxazol-5-one 97485-16-0 C12H13NO2
    4-Phenyl-2-propyl-4H-oxazol-5-one
    —— 4-chloro-N-(4-{2-[4-(2-morpholin-4-yl-2-oxo-ethyl)-piperazin-1-yl]-2-oxo-ethyl}-thiazol-2-yl)-benzamide 895570-49-7 C22H26ClN5O4S
    4-chloro-N-(4-{2-[4-(2-morpholin-4-yl-2-oxo-ethyl)-piperazin-1-yl]-2-oxo-ethyl}-thiazol-2-yl)-benzamide
    —— (4-benzyloxy-phenyl)-ethyl-(1H-imidazol-2-ylmethyl)-amine 1020670-20-5 C19H21N3O
    (4-benzyloxy-phenyl)-ethyl-(1H-imidazol-2-ylmethyl)-amine
    —— 4-chloro-N-[1-(4-chloro-2-hydroxyphenyl)ethylideneamino]benzamide 1235578-04-7 C15H12Cl2N2O2
    4-chloro-N-[1-(4-chloro-2-hydroxyphenyl)ethylideneamino]benzamide
    —— (4S)-4-[4-methoxy-3-(3R)-tetrahydrofuranyloxyphenyl]-1-[N-(5-(2-pyrazinyl)-1,3,4-thiadiazol-2-yl)aminocarbonylmethyl]-2-pyrrolidone 790298-86-1 C23H24N6O5S
    (4S)-4-[4-methoxy-3-(3R)-tetrahydrofuranyloxyphenyl]-1-[N-(5-(2-pyrazinyl)-1,3,4-thiadiazol-2-yl)aminocarbonylmethyl]-2-pyrrolidone
    —— 4-(3-fluorophenyl)-6-methoxy-2-[(3-pyridin-3-yl-1,2,4-oxadiazol-5-yl)methoxy]quinoline-3-carbonitrile 849473-61-6 C25H16FN5O3
    4-(3-fluorophenyl)-6-methoxy-2-[(3-pyridin-3-yl-1,2,4-oxadiazol-5-yl)methoxy]quinoline-3-carbonitrile
    —— 4-(1-hydroxy-1-(4-pyridyl)methyl)aniline 432050-16-3 C12H12N2O
    4-(1-hydroxy-1-(4-pyridyl)methyl)aniline
    —— (4-chloro-3-fluoro-phenyl)-(1H-imidazol-4-ylmethyl)-methyl-amine 1020817-70-2 C11H11ClFN3
    (4-chloro-3-fluoro-phenyl)-(1H-imidazol-4-ylmethyl)-methyl-amine
    —— 4-(4-{4-[3-(2-ethoxyethyl)ureido]-2-fluorophenyl}cyclohexylideneaminooxy)piperidine-1-carboxylic acid isopropyl ester 1393684-66-6 C26H39FN4O5
    4-(4-{4-[3-(2-ethoxyethyl)ureido]-2-fluorophenyl}cyclohexylideneaminooxy)piperidine-1-carboxylic acid isopropyl ester
    —— (4-chloro-pyrimidin-2-yl)-ethyl-(3H-imidazol-4-ylmethyl)-amine 1020816-59-4 C10H12ClN5
    (4-chloro-pyrimidin-2-yl)-ethyl-(3H-imidazol-4-ylmethyl)-amine
    —— 4-chloro-6-((2-(4-(((2-(tetrahydro-2H-pyran-4-yl)ethyl)amino)methyl)phenyl)pyrrolidin-1-yl)carbonyl)benzene-1,3-diol 1023887-58-2 C25H31ClN2O4
    4-chloro-6-((2-(4-(((2-(tetrahydro-2H-pyran-4-yl)ethyl)amino)methyl)phenyl)pyrrolidin-1-yl)carbonyl)benzene-1,3-diol
    —— 4-bromo-2-(5-butylamino-[1,3,4]thiadiazol-2-yl)-phenol 35314-04-6 C12H14BrN3OS
    4-bromo-2-(5-butylamino-[1,3,4]thiadiazol-2-yl)-phenol
    —— 4-[5-fluoro-4-(4-methoxyphenyl)-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide 1398502-28-7 C18H21FN2O6S
    4-[5-fluoro-4-(4-methoxyphenyl)-2-oxopyridin-1(2H)-yl]-N-hydroxy-2-methyl-2-(methylsulfonyl)butanamide
    —— 4-chloro-(1-hydroxycyclohexyl)phenylacetic acid 850465-97-3 C14H17ClO3
    4-chloro-(1-hydroxycyclohexyl)phenylacetic acid
    —— 4-{3-[4-(3-chloro-4-methoxy-benzyl)-phenyl]-propyl}-morpholine 98840-64-3 C21H26ClNO2
    4-{3-[4-(3-chloro-4-methoxy-benzyl)-phenyl]-propyl}-morpholine
    —— 4-(3-sec-Butyl-4-hydroxy-phenylazo)-benzenesulfonic acid anion 100982-24-9 C16H17N2O4S
    4-(3-sec-Butyl-4-hydroxy-phenylazo)-benzenesulfonic acid anion
    —— 4-[α-(2-fluoro-4-biphenylyl)propionyloxy]-2-methyl-N-(2-pyridinyl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide 105410-47-7 C30H24FN3O5S
    4-[α-(2-fluoro-4-biphenylyl)propionyloxy]-2-methyl-N-(2-pyridinyl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide
    —— 4-(2-bromo-5-methoxyphenyl)but-3-en-2-one 1372629-85-0 C11H11BrO2
    4-(2-bromo-5-methoxyphenyl)but-3-en-2-one
    —— 4,4-di-tert-butyl-2-(2,2,6,6-tetramethylpiperidino)-1,3,4λ5,2-oxazaphosphaborol-5(2H)-one 153494-82-7 C18H36BN2O2P
    4,4-di-tert-butyl-2-(2,2,6,6-tetramethylpiperidino)-1,3,4λ5,2-oxazaphosphaborol-5(2H)-one
    —— 4-methoxy-2-methyl-benzofuran-6-carboxylic acid methyl ester 37978-63-5 C12H12O4
    4-methoxy-2-methyl-benzofuran-6-carboxylic acid methyl ester
    —— (4S,6R,8S,10R)-10-[(tert-butyldiphenylsilyl)oxy]trideca-1,12-diene-4,6,8-triol 1613145-09-7 C29H42O4Si
    (4S,6R,8S,10R)-10-[(tert-butyldiphenylsilyl)oxy]trideca-1,12-diene-4,6,8-triol
    —— 4,6-difluoro-1-(2-methoxyethyl)-1H-indole-3-carboxylic acid 1268052-89-6 C12H11F2NO3
    4,6-difluoro-1-(2-methoxyethyl)-1H-indole-3-carboxylic acid
    —— 4-O-(2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranosyl)-6-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside 852568-11-7 C49H44ClNO13S
    4-O-(2-O-benzoyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranosyl)-6-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside
    —— 4-{2-[2-(3,4-Dimethoxy-phenyl)-1-methyl-ethylamino]-1-hydroxy-ethyl}-2-methylsulfanyl-phenol; compound with acetic acid 66265-26-7 C2H4O2*C20H27NO4S
    4-{2-[2-(3,4-Dimethoxy-phenyl)-1-methyl-ethylamino]-1-hydroxy-ethyl}-2-methylsulfanyl-phenol; compound with acetic acid
    —— 4-Benzylthio-6-(3,5-dichloro-4-methylphenyl)-4,5-dihydro-3(2H)pyridazinone 88541-85-9 C18H16Cl2N2OS
    4-Benzylthio-6-(3,5-dichloro-4-methylphenyl)-4,5-dihydro-3(2H)pyridazinone
    —— 4',7'-Dimethyl-5-methoxy-indeno-<3',2':2,3>-indol 98884-90-3 C18H17NO
    4',7'-Dimethyl-5-methoxy-indeno-<3',2':2,3>-indol
    —— (+/-)(4a<i>r</i>,11a<i>t</i>)-2,3,4,4a,5,11a-hexahydro-1<i>H</i>-dibenzo[<i>a,d</i>]cycloheptene 109644-54-4 C15H18
    (+/-)(4a<i>r</i>,11a<i>t</i>)-2,3,4,4a,5,11a-hexahydro-1<i>H</i>-dibenzo[<i>a,d</i>]cycloheptene
    —— 4-Hydroxy-8-nitro-1,6-naphthyridin 90049-82-4 C8H5N3O3
    4-Hydroxy-8-nitro-1,6-naphthyridin
    —— 4-Methyl-8-(o-toluidino)-ceramidon-9 103623-14-9 C28H20N2O
    4-Methyl-8-(o-toluidino)-ceramidon-9
    —— 4-ethyl-8-methoxy-2,6-dimethyl-11<i>H</i>-indolo[3,2-<i>c</i>]quinoline 113010-79-0 C20H20N2O
    4-ethyl-8-methoxy-2,6-dimethyl-11<i>H</i>-indolo[3,2-<i>c</i>]quinoline
    —— 4-(5-Brom-thiazol-2-yl-azo)brenzcatechin 57135-22-5 C9H6BrN3O2S
    4-(5-Brom-thiazol-2-yl-azo)brenzcatechin
    —— 4-<1-Methyl-2-morpholino-aethoxy>-β-phenyl-propiophenon 2553-81-3 C22H27NO3
    4-<1-Methyl-2-morpholino-aethoxy>-β-phenyl-propiophenon
    —— 4-Methyl-benzaldehyd-<4-biphenylyl-thiosemicarbazon> 94870-98-1 C21H19N3S
    4-Methyl-benzaldehyd-<4-biphenylyl-thiosemicarbazon>
    —— 4-[1-(4-fluorophenyl)-4-trifluoromethyl-1H-imidazol-2-yl]benzenesulfonamide 189297-20-9 C16H11F4N3O2S
    4-[1-(4-fluorophenyl)-4-trifluoromethyl-1H-imidazol-2-yl]benzenesulfonamide
    —— {4-fluoro-2-[4-methyl-5-oxo-6-(1,2,3,4-tetrahydroisoquinolin-6-ylamino)pyrazin-2-yl]-6-{6-oxo-8-thia-5-azatricyclo[7.4.0.0(2,7)]trideca-1(9),2(7)-dien-5-yl}phenyl}methyl acetate 1346673-03-7 C34H34FN5O4S
    {4-fluoro-2-[4-methyl-5-oxo-6-(1,2,3,4-tetrahydroisoquinolin-6-ylamino)pyrazin-2-yl]-6-{6-oxo-8-thia-5-azatricyclo[7.4.0.0(2,7)]trideca-1(9),2(7)-dien-5-yl}phenyl}methyl acetate
    —— 4-[2-amino-5-(6-amino-pyridin-3-ylethynyl)-6-methyl-pyrimidin-4-yl]-2-fluoro benzoic acid methyl ester 1207351-76-5 C20H16FN5O2
    4-[2-amino-5-(6-amino-pyridin-3-ylethynyl)-6-methyl-pyrimidin-4-yl]-2-fluoro benzoic acid methyl ester
    —— 4-(1-Benzimidazolyl)-2-ethyl-3-methyl-2-phenyl-3-butennitril 82432-81-3 C20H19N3
    4-(1-Benzimidazolyl)-2-ethyl-3-methyl-2-phenyl-3-butennitril
    —— 4,4'-dianilino-9,10,9',10'-tetraoxo-9,10,9',10'-tetrahydro-1,1'-terephthaloyldiamino-bis-anthracene-2-sulfonic acid 103443-14-7 C48H30N4O12S2
    4,4'-dianilino-9,10,9',10'-tetraoxo-9,10,9',10'-tetrahydro-1,1'-terephthaloyldiamino-bis-anthracene-2-sulfonic acid
    —— 4-[2-amino-6-methyl-5-(2-pyridin-3-ylethynyl)pyrimidin-4-yl]-N-cyano-N'-methylpiperazine-1-carboximidamide 1207348-82-0 C19H21N9
    4-[2-amino-6-methyl-5-(2-pyridin-3-ylethynyl)pyrimidin-4-yl]-N-cyano-N'-methylpiperazine-1-carboximidamide
    —— (4-(dimethoxymethyl)benzoyl)-D-proline 1384245-97-9 C15H19NO5
    (4-(dimethoxymethyl)benzoyl)-D-proline
    —— 4-acetomyl-1-methyl-4-phenyl-2-piperidinecarbonitrile 117719-42-3 C16H20N2O
    4-acetomyl-1-methyl-4-phenyl-2-piperidinecarbonitrile
    —— 4-[1-Amino-1-benzo[1,3]dioxol-5-yl-meth-(E)-ylidene]-furan-2,3,5-trione 90788-46-8 C12H7NO6
    4-[1-Amino-1-benzo[1,3]dioxol-5-yl-meth-(E)-ylidene]-furan-2,3,5-trione
    —— 4'-butyl-2-nitrodiphenylamine-4-sulfonic acid 76476-03-4 C16H18N2O5S
    4'-butyl-2-nitrodiphenylamine-4-sulfonic acid
    —— 4-Amino-7-ethylmercapto-2-methyl-pyrimido<4.5-d>pyrimidin 120641-10-3 C9H11N5S
    4-Amino-7-ethylmercapto-2-methyl-pyrimido<4.5-d>pyrimidin
    —— 4-(2-Benzamidoethoxy)benzoic acid 113079-43-9 C16H15NO4
    4-(2-Benzamidoethoxy)benzoic acid