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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4'-(3''-methylphenyl)-5'-phenyl-2',4'-dihydrospiro[indole-3,3'-[1,2,4]triazol]-2(1H)-one 1258268-58-4 C22H18N4O
    4'-(3''-methylphenyl)-5'-phenyl-2',4'-dihydrospiro[indole-3,3'-[1,2,4]triazol]-2(1H)-one
    —— 4-ethyl-5-methyl-1H-pyrazolo[3,4-b]pyridin-3-amine 1622055-07-5 C9H12N4
    4-ethyl-5-methyl-1H-pyrazolo[3,4-b]pyridin-3-amine
    —— (4R)-N-[(3R)-3-p-tolyl-1-butanoyl]-4,5,5-triphenyloxazolidine-2-thione 1244024-20-1 C32H29NO2S
    (4R)-N-[(3R)-3-p-tolyl-1-butanoyl]-4,5,5-triphenyloxazolidine-2-thione
    —— 4-[1-(tert-butyldimethylsilanyloxy)-5-(4-methoxy-phenoxy)-3-methyl-2-triethylsilanyloxy-hept-4,6,7-triol]-4-methyl-[1,3]-dioxolan-2-one 319922-82-2 C31H56O10Si2
    4-[1-(tert-butyldimethylsilanyloxy)-5-(4-methoxy-phenoxy)-3-methyl-2-triethylsilanyloxy-hept-4,6,7-triol]-4-methyl-[1,3]-dioxolan-2-one
    —— 4-β-D-ribofuranosyl-1,4-thiazin-3-one 114184-51-9 C9H13NO5S
    4-β-D-ribofuranosyl-1,4-thiazin-3-one
    —— 4,6-diphenyl-5-p-toluidino-2-pyridone 72158-48-6 C24H20N2O
    4,6-diphenyl-5-p-toluidino-2-pyridone
    —— 4-((4-carboxy-2-(((4-carboxyphenyl)amino)methylene)butylidene)amino)benzoic acid hydrochloride 1226578-56-8 C20H18N2O6*ClH
    4-((4-carboxy-2-(((4-carboxyphenyl)amino)methylene)butylidene)amino)benzoic acid hydrochloride
    —— 4-chloro-5-hydroxybenzo-2,1,3-selenadiazole 150467-93-9 C6H3ClN2OSe
    4-chloro-5-hydroxybenzo-2,1,3-selenadiazole
    —— 4-{3-[1-(3-cyclopropyl-[1,2,4]oxadiazol-5-yl)piperidin-4-yl]propoxy}-2-methyl-benzoic acid 1204300-59-3 C21H27N3O4
    4-{3-[1-(3-cyclopropyl-[1,2,4]oxadiazol-5-yl)piperidin-4-yl]propoxy}-2-methyl-benzoic acid
    —— 4',7-Dibenzyloxy-5,6,8-trimethoxy-flavon 4281-29-2 C32H28O7
    4',7-Dibenzyloxy-5,6,8-trimethoxy-flavon
    —— 4-[5-(2-Fluoro-phenyl)-7-iodo-2-oxo-2,3-dihydro-benzo[e][1,4]diazepin-1-yl]-butyric acid ethyl ester; hydrochloride 30843-52-8 C21H20FIN2O3*ClH
    4-[5-(2-Fluoro-phenyl)-7-iodo-2-oxo-2,3-dihydro-benzo[e][1,4]diazepin-1-yl]-butyric acid ethyl ester; hydrochloride
    —— 4-bromo-2-methyl-2<i>H</i>-thieno[3,4-<i>d</i>][1,2,3]diazaborinin-1-ol 56705-04-5 C6H6BBrN2OS
    4-bromo-2-methyl-2<i>H</i>-thieno[3,4-<i>d</i>][1,2,3]diazaborinin-1-ol
    —— (4-Chloro-3-methyl-phenoxy)-acetic acid 2-acetyl-6-methyl-phenyl ester 345933-90-6 C18H17ClO4
    (4-Chloro-3-methyl-phenoxy)-acetic acid 2-acetyl-6-methyl-phenyl ester
    —— 4-[(4-chloro-2-fluorophenyl)carbonyl]-2-piperazinone 1254073-36-3 C11H10ClFN2O2
    4-[(4-chloro-2-fluorophenyl)carbonyl]-2-piperazinone
    —— 4-bromo-7-prop-2-enoxy-1H-pyrrolo[2,3-c]pyridine 1430096-78-8 C10H9BrN2O
    4-bromo-7-prop-2-enoxy-1H-pyrrolo[2,3-c]pyridine
    —— 4-Acetamino-benzocyclobuten 112689-04-0 C10H11NO
    4-Acetamino-benzocyclobuten
    —— 4-methyl-6-(6-methyl-1,3-thiazolo[5,4-b]pyridin-2-yl)benzene-1,3-diol 1357359-28-4 C14H12N2O2S
    4-methyl-6-(6-methyl-1,3-thiazolo[5,4-b]pyridin-2-yl)benzene-1,3-diol
    —— (4-Methoxy-phenyl)-methyl-[2-(2,4,6-trinitro-phenyl)-ethyl]-amine 40668-62-0 C16H16N4O7
    (4-Methoxy-phenyl)-methyl-[2-(2,4,6-trinitro-phenyl)-ethyl]-amine
    —— 4-(4-chloro-phenyl)-6-(4-ethyl-phenoxymethyl)-morpholin-2-one 61974-28-5 C19H20ClNO3
    4-(4-chloro-phenyl)-6-(4-ethyl-phenoxymethyl)-morpholin-2-one
    —— 4-trifluoromethyl-6-p-methoxyphenylfuro[2,3-b]pyridine-3(2H)-one 546834-62-2 C15H10F3NO3
    4-trifluoromethyl-6-p-methoxyphenylfuro[2,3-b]pyridine-3(2H)-one
    —— {4-[Bis-(2,4,6-trimethyl-phenyl)-boranyl]-3-methyl-phenyl}-dimethyl-amine 38186-31-1 C27H34BN
    {4-[Bis-(2,4,6-trimethyl-phenyl)-boranyl]-3-methyl-phenyl}-dimethyl-amine
    —— (4aS,11aR,12aS,13S)-3,7-bis(benzyloxy)-4a-((tert-butyldimethylsilyl)oxy)-13-(dimethylamino)-5-hydroxy-9-(1-methylpiperidin-2-yl)-10-(trifluoromethoxy)-11a,12,12a,13-tetrahydrotetraceno[2,3-d]isoxazole-4,6(4aH,11H)-dione 1359025-20-9 C48H56F3N3O8Si
    (4aS,11aR,12aS,13S)-3,7-bis(benzyloxy)-4a-((tert-butyldimethylsilyl)oxy)-13-(dimethylamino)-5-hydroxy-9-(1-methylpiperidin-2-yl)-10-(trifluoromethoxy)-11a,12,12a,13-tetrahydrotetraceno[2,3-d]isoxazole-4,6(4aH,11H)-dione
    —— 4'-C-[N-methyl-N-(4-pentyn-1-yl)aminomethyl]-5'-O-(4,4'-dimethoxytrityl)thymidine 1245704-00-0 C38H43N3O7
    4'-C-[N-methyl-N-(4-pentyn-1-yl)aminomethyl]-5'-O-(4,4'-dimethoxytrityl)thymidine
    —— 4-chloro-6-(5-(3,4-dihydroxyphenyl)-1,3,4-thiadiazol-2-yl)benzene-1,3-diol 1447735-13-8 C14H9ClN2O4S
    4-chloro-6-(5-(3,4-dihydroxyphenyl)-1,3,4-thiadiazol-2-yl)benzene-1,3-diol
    —— 4,5,6-trimethoxy-2-[3-(4,5,6-trimethoxy-1,3-dioxoinden-2-yl)phenyl]indene-1,3-dione 28622-38-0 C30H26O10
    4,5,6-trimethoxy-2-[3-(4,5,6-trimethoxy-1,3-dioxoinden-2-yl)phenyl]indene-1,3-dione
    —— 4,5,6,7-Tetrabrom-N-methyl-isoindolin-N-oxid 55023-69-3 C9H7Br4NO
    4,5,6,7-Tetrabrom-N-methyl-isoindolin-N-oxid
    —— (4bS,8aS)-1-Isopropyl-4b,8,8-trimethyl-3-oxo-3,4b,5,6,7,8,8a,9-octahydro-1H-2-oxa-phenanthrene-1-carboxylic acid methyl ester 122553-03-1 C21H30O4
    (4bS,8aS)-1-Isopropyl-4b,8,8-trimethyl-3-oxo-3,4b,5,6,7,8,8a,9-octahydro-1H-2-oxa-phenanthrene-1-carboxylic acid methyl ester
    —— 4,4-dimethyl-1-(methylsulfonyl)-2-vinylpyrrolidine 1421448-00-1 C9H17NO2S
    4,4-dimethyl-1-(methylsulfonyl)-2-vinylpyrrolidine
    —— [4-BrC6H4CH(4-C6H4OCH2CCAu)2(μ-bis(diphenylphosphino)acetylene)] 426213-20-9 C51H37Au2BrO2P2
    [4-BrC6H4CH(4-C6H4OCH2CCAu)2(μ-bis(diphenylphosphino)acetylene)]
    —— 4-[[[5-Chloro-2-(1-piperidinyl)-4-pyrimidinyl]amino]methyl]benzoic acid 557789-69-2 C17H19ClN4O2
    4-[[[5-Chloro-2-(1-piperidinyl)-4-pyrimidinyl]amino]methyl]benzoic acid
    —— 4-Nitro-benzoic acid 1-(3,5-bis-trifluoromethyl-phenyl)-1,2-dimethyl-propyl ester 41327-35-9 C20H17F6NO4
    4-Nitro-benzoic acid 1-(3,5-bis-trifluoromethyl-phenyl)-1,2-dimethyl-propyl ester
    —— (4-tert-Butyl-[1,3,2]dioxaphospholan-2-yl)-diethyl-amine 68520-01-4 C10H22NO2P
    (4-tert-Butyl-[1,3,2]dioxaphospholan-2-yl)-diethyl-amine
    —— 4-amino-<i>N</i>-(7(9)<i>H</i>-purin-6-yl)-β-<i>L</i>-4-deoxy-glucopyranosylamine 3059-06-1 C11H16N6O4
    4-amino-<i>N</i>-(7(9)<i>H</i>-purin-6-yl)-β-<i>L</i>-4-deoxy-glucopyranosylamine
    —— 4-[2-(3-methyl-5-oxo-4,5-dihydro-1<i>H</i>-pyrazol-4-yl)-1-phenyl-ethylideneamino]-benzoic acid 68973-83-1 C19H17N3O3
    4-[2-(3-methyl-5-oxo-4,5-dihydro-1<i>H</i>-pyrazol-4-yl)-1-phenyl-ethylideneamino]-benzoic acid
    —— 4-(9H-Fluoren-2-ylazo)-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one 67665-55-8 C23H18N4O
    4-(9H-Fluoren-2-ylazo)-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— 4,7-Diiodo-2-β-naphthyl-3-(p-nitrobenzal)-pthalimidine 67687-26-7 C25H14I2N2O3
    4,7-Diiodo-2-β-naphthyl-3-(p-nitrobenzal)-pthalimidine
    —— 4-[(2,4-Dinitro-phenyl)-hydrazono]-2,2,6,6-tetramethyl-piperidin-3-one 70510-24-6 C15H19N5O5
    4-[(2,4-Dinitro-phenyl)-hydrazono]-2,2,6,6-tetramethyl-piperidin-3-one
    —— 4-Mesyloxymethyl-6-(2-methyl-1,3-dioxolan-2-yl)-Δ<sup>1(9)</sup>-decalin 66972-22-3 C16H26O5S
    4-Mesyloxymethyl-6-(2-methyl-1,3-dioxolan-2-yl)-Δ<sup>1(9)</sup>-decalin
    —— 4-(3-<i>m</i>-tolyl-oxazolidin-2-yl)-phenol 66670-83-5 C16H17NO2
    4-(3-<i>m</i>-tolyl-oxazolidin-2-yl)-phenol
    —— 4-Hydroxymethyl-5-(6-carbomethoxyhexyl)-thiazol 70778-26-6 C12H19NO3S
    4-Hydroxymethyl-5-(6-carbomethoxyhexyl)-thiazol
    —— 4-[(4-methoxy-phenyl)-piperidin-1-yl-methyl]-5-methyl-2-(4-nitro-phenyl)-1,2-dihydro-pyrazol-3-one 70969-91-4 C23H26N4O4
    4-[(4-methoxy-phenyl)-piperidin-1-yl-methyl]-5-methyl-2-(4-nitro-phenyl)-1,2-dihydro-pyrazol-3-one
    —— 4-methyl-2-(toluene-4-sulfonylamino)-1,3-diaza-bicyclo[3.3.1]non-2-en-6-one 71767-02-7 C15H19N3O3S
    4-methyl-2-(toluene-4-sulfonylamino)-1,3-diaza-bicyclo[3.3.1]non-2-en-6-one
    —— 4-Nitro-benzoic acid 1-tert-butyl-2,2-dimethyl-1-o-tolyl-propyl ester 56437-62-8 C23H29NO4
    4-Nitro-benzoic acid 1-tert-butyl-2,2-dimethyl-1-o-tolyl-propyl ester
    —— 4-acetylamino-naphthalene-1-sulfonic acid propionylamide 109652-56-4 C15H16N2O4S
    4-acetylamino-naphthalene-1-sulfonic acid propionylamide
    —— 4-[(4-fluoro-2-methylphenyl)carbonyl]-2-piperazinone 1254073-39-6 C12H13FN2O2
    4-[(4-fluoro-2-methylphenyl)carbonyl]-2-piperazinone
    —— (4S)-4-benzyl-3-(2-isocyanoacetyl)-1,3-oxazolidin-2-one 1062211-31-7 C13H12N2O3
    (4S)-4-benzyl-3-(2-isocyanoacetyl)-1,3-oxazolidin-2-one
    —— 4-Nitroso-perfluorbuttersaeure-methylester 16031-01-9 C5H3F6NO3
    4-Nitroso-perfluorbuttersaeure-methylester
    —— 4-O-benzyl-1,2-O-(1-methoxyethylidene)-3-O-methyl-β-L-rhamnopyranose 109917-84-2 C17H24O6
    4-O-benzyl-1,2-O-(1-methoxyethylidene)-3-O-methyl-β-L-rhamnopyranose
    —— 4r-Phenyl-5c-deutero-1,3-dioxan 28084-60-8 C10H12O2
    4r-Phenyl-5c-deutero-1,3-dioxan
    —— 4-((S)-1-{4-[6-amino-5-(1H-pyrazol-4-yl)pyrimidin-4-yl]piperazin-1-yl}-2-azetidin-1-ylethyl)benzonitrile 1427595-25-2 C23H27N9
    4-((S)-1-{4-[6-amino-5-(1H-pyrazol-4-yl)pyrimidin-4-yl]piperazin-1-yl}-2-azetidin-1-ylethyl)benzonitrile