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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Amino-2-hydroxy-benzoesaeure-paraxanthin-3-aethylester 3274-72-4 C16H17N5O5
    4-Amino-2-hydroxy-benzoesaeure-paraxanthin-3-aethylester
    —— 4-Methyl-5,6-benzothiachroman 6157-12-6 C14H14S
    4-Methyl-5,6-benzothiachroman
    —— 4-Methyl-5-phenethyl-5,6-dihydro-2-pyranon 154388-90-6 C14H16O2
    4-Methyl-5-phenethyl-5,6-dihydro-2-pyranon
    —— 4,9-dimethoxy-7-[(E)-2-pyridin-2-ylethenyl]furo[3,2-g]chromen-5-one 14544-70-8 C20H15NO5
    4,9-dimethoxy-7-[(E)-2-pyridin-2-ylethenyl]furo[3,2-g]chromen-5-one
    —— (4aS,8S,9aR)-3,4a,8-Trimethyl-4,4a,6,8,9,9a-hexahydro-azuleno[6,5-b]furan-2,5-dione 6617-11-4 C15H18O3
    (4aS,8S,9aR)-3,4a,8-Trimethyl-4,4a,6,8,9,9a-hexahydro-azuleno[6,5-b]furan-2,5-dione
    —— (4aR,7aR,8S,8aS,9R,12aS,12bS)-8-Hydroxy-9,12a-dimethyl-6-oxo-tetradecahydro-7-oxa-cyclopenta[k]phenanthrene-9-carboxylic acid methyl ester 6620-13-9 C20H30O5
    (4aR,7aR,8S,8aS,9R,12aS,12bS)-8-Hydroxy-9,12a-dimethyl-6-oxo-tetradecahydro-7-oxa-cyclopenta[k]phenanthrene-9-carboxylic acid methyl ester
    —— 4-Nicotinoylamino-2,6-dipropyloxy-pyrimidin 4054-20-0 C16H20N4O3
    4-Nicotinoylamino-2,6-dipropyloxy-pyrimidin
    —— 4-Brom-17β-hydroxy-3-oxo-2.2-dimethyl-androstan 112992-75-3 C21H33BrO2
    4-Brom-17β-hydroxy-3-oxo-2.2-dimethyl-androstan
    —— 4-methylamino-2-phenyl-8-piperidin-1-yl-quinazoline-5,6-dione 52599-40-3 C20H20N4O2
    4-methylamino-2-phenyl-8-piperidin-1-yl-quinazoline-5,6-dione
    —— 4-Dimethylamino-2,6-dimethylbenzaldoxim 201670-09-9 C11H16N2O
    4-Dimethylamino-2,6-dimethylbenzaldoxim
    —— 4',5'-dimethoxy-2'-methyl-5-(2-methylamino-ethyl)-biphenyl-2-ol 101782-24-5 C18H23NO3
    4',5'-dimethoxy-2'-methyl-5-(2-methylamino-ethyl)-biphenyl-2-ol
    —— 4'-carbamoylbiphenyl-3-boronic acid 1130760-57-4 C13H12BNO3
    4'-carbamoylbiphenyl-3-boronic acid
    —— 4-methyl-N-[1-(4-methypiperazin-1-ylcarbonyl)-2-(1-(oxiran-2-ylmethyl)-1H-indol-3-yl)vinyl]benzamide 1353892-84-8 C27H30N4O3
    4-methyl-N-[1-(4-methypiperazin-1-ylcarbonyl)-2-(1-(oxiran-2-ylmethyl)-1H-indol-3-yl)vinyl]benzamide
    —— 4-chloro-3-nitro-benz[<i>de</i>]anthracen-7-one 54440-56-1 C17H8ClNO3
    4-chloro-3-nitro-benz[<i>de</i>]anthracen-7-one
    —— 4-[2-(1-amino-ethyl)-5-(pyridin-4-ylcarbamoyl)-phenyl]-1H-pyrrole-2-carboxylic acid phenyl ester 1333400-10-4 C25H22N4O3
    4-[2-(1-amino-ethyl)-5-(pyridin-4-ylcarbamoyl)-phenyl]-1H-pyrrole-2-carboxylic acid phenyl ester
    —— 4-Methyl-1-(m-nitrophenyl)-2-pyridon 104742-07-6 C12H10N2O3
    4-Methyl-1-(m-nitrophenyl)-2-pyridon
    —— 4-(2,2-Diphenyl-vinyl)-1,1-diphenyl-1,3-dihydro-isobenzofuran 10126-31-5 C34H26O
    4-(2,2-Diphenyl-vinyl)-1,1-diphenyl-1,3-dihydro-isobenzofuran
    —— (4aS,9aR)-3,4a,8-Trimethyl-4,4a,9,9a-tetrahydro-azuleno[6,5-b]furan-2,5-dione 6746-35-6 C15H16O3
    (4aS,9aR)-3,4a,8-Trimethyl-4,4a,9,9a-tetrahydro-azuleno[6,5-b]furan-2,5-dione
    —— 4-Methyl-1-phenyl-2,2-dicyan-penten-(4) 21448-21-5 C14H14N2
    4-Methyl-1-phenyl-2,2-dicyan-penten-(4)
    —— 4,4-(2,3-Benzo-tetramethylen)-1,3-dioxo-2-phenyl-1,2,3,4-tetrahydro-isochinolin 6116-56-9 C23H17NO2
    4,4-(2,3-Benzo-tetramethylen)-1,3-dioxo-2-phenyl-1,2,3,4-tetrahydro-isochinolin
    —— 4-Amino-5-nitro-6-(3-cytosyl-(1)-propylamino)-pyrimidin 22928-46-7 C11H14N8O3
    4-Amino-5-nitro-6-(3-cytosyl-(1)-propylamino)-pyrimidin
    —— 4-Aethoxycarbonylamino-5-methyl-1.2.3-thiadiazol 4100-30-5 C6H9N3O2S
    4-Aethoxycarbonylamino-5-methyl-1.2.3-thiadiazol
    —— 4-[3-(3-Nitro-phenyl)-[4,7]phenanthrolin-1-yl]-phenol 671775-55-6 C24H15N3O3
    4-[3-(3-Nitro-phenyl)-[4,7]phenanthrolin-1-yl]-phenol
    —— 4-(2-naphthylsulfinyl)-1-[2-(4-fluorophenyl)ethyl]piperidine, hydrochloride 349664-85-3 C23H24FNOS*ClH
    4-(2-naphthylsulfinyl)-1-[2-(4-fluorophenyl)ethyl]piperidine, hydrochloride
    —— [4-Hydroxy-4-(1-methyl-1H-1,2,4-triazole-5-yl)butyl]carbamic acid 1,1-dimethylethyl ester 357444-04-3 C12H22N4O3
    [4-Hydroxy-4-(1-methyl-1H-1,2,4-triazole-5-yl)butyl]carbamic acid 1,1-dimethylethyl ester
    —— 4,6-Dichloro-benzooxazole-2-carboxylic acid ethyl ester 117077-83-5 C10H7Cl2NO3
    4,6-Dichloro-benzooxazole-2-carboxylic acid ethyl ester
    —— [4-(8-amino-3-cyclobutyl-imidazo[1,5-a]pyrazin-1-yl)-2-nitro-phenyl]-phenyl-methanone 1196388-00-7 C23H19N5O3
    [4-(8-amino-3-cyclobutyl-imidazo[1,5-a]pyrazin-1-yl)-2-nitro-phenyl]-phenyl-methanone
    —— 4-(2-bromoethyl)-3-methyl-N-o-tolylisoxazol-5-amine 1326775-57-8 C13H15BrN2O
    4-(2-bromoethyl)-3-methyl-N-o-tolylisoxazol-5-amine
    —— (4S,5S)-2-(2-chloro-4-pyridyl)-4-(4-fluorophenyl)-4-(6-fluoro-3-pyridyl)-5-methyl-2-imidazoline 357927-29-8 C20H15ClF2N4
    (4S,5S)-2-(2-chloro-4-pyridyl)-4-(4-fluorophenyl)-4-(6-fluoro-3-pyridyl)-5-methyl-2-imidazoline
    —— 4-methyl-3-phenyl-2H,8H-benzo<1,2-b:3,4-b'>dipyran-2-one 135301-06-3 C19H14O3
    4-methyl-3-phenyl-2H,8H-benzo<1,2-b:3,4-b'>dipyran-2-one
    —— (4R)-N-allylundec-1-en-4-amine 1338001-80-1 C14H27N
    (4R)-N-allylundec-1-en-4-amine
    —— (4E)-1-cyclohexyl-1-hydroxy-4-octen-3-one 1315277-90-7 C14H24O2
    (4E)-1-cyclohexyl-1-hydroxy-4-octen-3-one
    —— 4,5-dimethoxy-2-[1-(5-methyl-2-furyl)-2-phenylethyl]-1-(4-methylphenylsulfonamido)benzene 924635-52-9 C28H29NO5S
    4,5-dimethoxy-2-[1-(5-methyl-2-furyl)-2-phenylethyl]-1-(4-methylphenylsulfonamido)benzene
    —— (4R,5R,6R)-8-(tert-butyldiphenylsilyloxy)-6-(4-methoxybenzyloxy)-5-methyloct-1-en-4-ol 1415934-54-1 C33H44O4Si
    (4R,5R,6R)-8-(tert-butyldiphenylsilyloxy)-6-(4-methoxybenzyloxy)-5-methyloct-1-en-4-ol
    —— 4-(2-(4-bromobenzylthio)acetyl)benzoic acid 1224718-12-0 C16H13BrO3S
    4-(2-(4-bromobenzylthio)acetyl)benzoic acid
    —— [4-[(4-ethylphenyl)diazenyl]-3-methylphenyl] 4-ethoxybenzoate 76939-57-6 C24H24N2O3
    [4-[(4-ethylphenyl)diazenyl]-3-methylphenyl] 4-ethoxybenzoate
    —— 4-O-acetyl-L-olivomycal 94902-25-7 C9H14O4
    4-O-acetyl-L-olivomycal
    —— 4,5,6,7-tetrahydro-benzo[b]thiophene-2-carboxylic acid [3-(5-{6-[4-(2-cyano-ethyl)-piperazin-1-yl]-pyridazin-3-ylamino}-1-methyl-6-oxo-1,6-dihydro-pyridin-3-yl)-2-methyl-phenyl]-amide 1013116-49-8 C33H36N8O2S
    4,5,6,7-tetrahydro-benzo[b]thiophene-2-carboxylic acid [3-(5-{6-[4-(2-cyano-ethyl)-piperazin-1-yl]-pyridazin-3-ylamino}-1-methyl-6-oxo-1,6-dihydro-pyridin-3-yl)-2-methyl-phenyl]-amide
    —— 4-[5-(3R-(3-Carboxy-n-propyl)oxy-2S,4-dihydroxybutyl)pyrazin-2-yl]-2R,4R-di[(3-carboxy-n-propyl)oxy]butane-1,3S-diol 220232-76-8 C24H38N2O13
    4-[5-(3R-(3-Carboxy-n-propyl)oxy-2S,4-dihydroxybutyl)pyrazin-2-yl]-2R,4R-di[(3-carboxy-n-propyl)oxy]butane-1,3S-diol
    —— 4-chloro-2,3-dimethyl-8-(trifluoromethyl)quinoline 1259513-51-3 C12H9ClF3N
    4-chloro-2,3-dimethyl-8-(trifluoromethyl)quinoline
    —— 4-N-(adamantan-1-ylmethyl)-2-N-methyl-2-N-(2,2,2-trifluoroethyl)pyrazolo[1,5-a]pyridine-2,4-dicarboxamide 1069069-74-4 C23H27F3N4O2
    4-N-(adamantan-1-ylmethyl)-2-N-methyl-2-N-(2,2,2-trifluoroethyl)pyrazolo[1,5-a]pyridine-2,4-dicarboxamide
    —— 4-bromo-1-(3-bromophenacyl)-2-methyl-5-nitroimidazole 1158999-55-3 C12H9Br2N3O3
    4-bromo-1-(3-bromophenacyl)-2-methyl-5-nitroimidazole
    —— 4-amino-N-(1-(4-nitrophenyl)-1H-pyrazol-5-yl)benzenesulfonamide 14682-01-0 C15H13N5O4S
    4-amino-N-(1-(4-nitrophenyl)-1H-pyrazol-5-yl)benzenesulfonamide
    —— 4-[(3,5-dichloro-2-pyridyl)amino]-4-oxo-butanoic acid 1427468-21-0 C9H8Cl2N2O3
    4-[(3,5-dichloro-2-pyridyl)amino]-4-oxo-butanoic acid
    —— 4-[(R)-((2S,4S,8S)-8-Ethyl-5-methyl-1-aza-bicyclo[2.2.2]oct-5-en-2-yl)-hydroxy-methyl]-quinolin-6-ol 910301-11-0 C20H24N2O2
    4-[(R)-((2S,4S,8S)-8-Ethyl-5-methyl-1-aza-bicyclo[2.2.2]oct-5-en-2-yl)-hydroxy-methyl]-quinolin-6-ol
    —— 4-methyl-N-(2-phenyl-1-(2-phenylbenzo[d]oxazol-3-(2H)-yl)ethylidene)benzenesulfonamide 1211332-50-1 C28H24N2O3S
    4-methyl-N-(2-phenyl-1-(2-phenylbenzo[d]oxazol-3-(2H)-yl)ethylidene)benzenesulfonamide
    —— 4'β-Ethoxy-9-fluor-1',2',3',4'-tetrahydro-11β-hydroxy-17β-methylsulfonyl-androsta-1,4-dieno<16α,17α-b>naphthalin-3-on 68159-90-0 C30H37FO5S
    4'β-Ethoxy-9-fluor-1',2',3',4'-tetrahydro-11β-hydroxy-17β-methylsulfonyl-androsta-1,4-dieno<16α,17α-b>naphthalin-3-on
    —— 4,5-Diethyl-1-benzyl-imidazol 31034-22-7 C14H18N2
    4,5-Diethyl-1-benzyl-imidazol
    —— (4R,5R,8R,11S,14R,17R)-4,5-diacetyloxy-11-[(4-bromophenyl)methyl]-3,6,9,12,15-pentaoxo-14-(2-phenylethyl)-8-(thiophen-2-ylmethyl)-2,7,10,13,16-pentazabicyclo[17.2.2]tricosa-1(21),19,22-triene-17-carboxylic acid 1211438-65-1 C43H44BrN5O11S
    (4R,5R,8R,11S,14R,17R)-4,5-diacetyloxy-11-[(4-bromophenyl)methyl]-3,6,9,12,15-pentaoxo-14-(2-phenylethyl)-8-(thiophen-2-ylmethyl)-2,7,10,13,16-pentazabicyclo[17.2.2]tricosa-1(21),19,22-triene-17-carboxylic acid
    —— 4-hydroxy-2-(2-methoxyphenyl)-3-(3-methylbutanoyl)-1-[4-(5-methylthiophen-3-yl)phenyl]-2H-pyrrol-5-one 1219489-48-1 C27H27NO4S
    4-hydroxy-2-(2-methoxyphenyl)-3-(3-methylbutanoyl)-1-[4-(5-methylthiophen-3-yl)phenyl]-2H-pyrrol-5-one