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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-acetyl-4-hydroxy-2,5-cyclohexadienone 98859-30-4 C8H8O3
    4-acetyl-4-hydroxy-2,5-cyclohexadienone
    —— {4-[(R)-2-(tert-butyldimethylsilanyloxymethyl)-5-oxo-pyrrolidin-1-yl]-butoxy}-acetic acid methyl ester 685840-84-0 C18H35NO5Si
    {4-[(R)-2-(tert-butyldimethylsilanyloxymethyl)-5-oxo-pyrrolidin-1-yl]-butoxy}-acetic acid methyl ester
    —— (4S)-3,3-dimethyl-2,4-bis(3-methylbut-2-enyl)cyclohexanone 1256246-06-6 C18H30O
    (4S)-3,3-dimethyl-2,4-bis(3-methylbut-2-enyl)cyclohexanone
    —— 4-aminobenzyl phenethyl ether 128702-32-9 C15H17NO
    4-aminobenzyl phenethyl ether
    —— 4,8-dimethyl-2,3,5,6-tetrahydro-(1H)-benzo[c]quinolizin-3-one 194979-95-8 C15H17NO
    4,8-dimethyl-2,3,5,6-tetrahydro-(1H)-benzo[c]quinolizin-3-one
    —— 4-acetyl-2-methyl-5,6-diphenyl-2<i>H</i>-pyridazin-3-one 75643-48-0 C19H16N2O2
    4-acetyl-2-methyl-5,6-diphenyl-2<i>H</i>-pyridazin-3-one
    —— 4-(3,4-dimethoxybenzylideneaminomethyl)piperidine 247254-38-2 C15H22N2O2
    4-(3,4-dimethoxybenzylideneaminomethyl)piperidine
    —— 4-methoxy-1-methyl-3-(phenylsulfonyl)pyridin-2(1H)-one 870854-85-6 C13H13NO4S
    4-methoxy-1-methyl-3-(phenylsulfonyl)pyridin-2(1H)-one
    —— 4-amino-6-methyl-5-phenylsulphonylpyrimidin-2(1H)-one 96237-27-3 C11H11N3O3S
    4-amino-6-methyl-5-phenylsulphonylpyrimidin-2(1H)-one
    —— 4-Methyl-6-((E)-styryl)-pyridine-2-carboxylic acid 1027646-13-4 C15H13NO2
    4-Methyl-6-((E)-styryl)-pyridine-2-carboxylic acid
    —— 4-(nitroxy)-2-[[1-(4-fluorophenyl)-2-methyl-5-(4-methylsulphonylphenyl)-1H-pyrrol-3-yl]acetamido]butanoic acid 1363374-38-2 C24H24FN3O8S
    4-(nitroxy)-2-[[1-(4-fluorophenyl)-2-methyl-5-(4-methylsulphonylphenyl)-1H-pyrrol-3-yl]acetamido]butanoic acid
    —— 4-(2,6-dioxo-4-trifluoromethyl-3,6-dihydro-1(2H)-pyrimidinyl)-5-fluoro-2-(5-hydroxy-1-naphthyloxy)-benzonitrile 313333-72-1 C22H11F4N3O4
    4-(2,6-dioxo-4-trifluoromethyl-3,6-dihydro-1(2H)-pyrimidinyl)-5-fluoro-2-(5-hydroxy-1-naphthyloxy)-benzonitrile
    —— 4-(5-Acetyl-6-oxo-3,4-diphenyl-6H-pyridazin-1-yl)-butyric acid ethyl ester 75643-63-9 C24H24N2O4
    4-(5-Acetyl-6-oxo-3,4-diphenyl-6H-pyridazin-1-yl)-butyric acid ethyl ester
    —— 4-methyl-6-methylthio-thieno[3,2-b]pyrid-7(4H)-one 107831-12-9 C9H9NOS2
    4-methyl-6-methylthio-thieno[3,2-b]pyrid-7(4H)-one
    —— 4-amino-5-phenylsulphonylpyrimidin-2(1H)-one 96237-26-2 C10H9N3O3S
    4-amino-5-phenylsulphonylpyrimidin-2(1H)-one
    —— 4-dichlorofluoromethanesulphenyl-5-dimethylamino-1-(2,6-dichloro-4-trifluoromethyl-phenyl)-pyrazole 111807-40-0 C13H9Cl4F4N3S
    4-dichlorofluoromethanesulphenyl-5-dimethylamino-1-(2,6-dichloro-4-trifluoromethyl-phenyl)-pyrazole
    —— 4,9-diacetoxy-furo[3,2-<i>g</i>]chromen-7-one 26753-46-8 C15H10O7
    4,9-diacetoxy-furo[3,2-<i>g</i>]chromen-7-one
    —— 4-(nitroxy)-2-[[1-(3-fluorophenyl)-2-methyl-5-(4-methylsulphonylphenyl)-1H-pyrrol-3-yl]acetamido]butanoic acid 1363374-39-3 C24H24FN3O8S
    4-(nitroxy)-2-[[1-(3-fluorophenyl)-2-methyl-5-(4-methylsulphonylphenyl)-1H-pyrrol-3-yl]acetamido]butanoic acid
    —— 4-(1,4-dimethyl-1H-pyrazol-5-yl)-N-((1S)-2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-1-{[2-(trifluoromethyl)phenyl]methyl}ethyl)-2-thiophenecarboxamide 1047645-42-0 C28H23F3N4O3S
    4-(1,4-dimethyl-1H-pyrazol-5-yl)-N-((1S)-2-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-1-{[2-(trifluoromethyl)phenyl]methyl}ethyl)-2-thiophenecarboxamide
    —— 4,4 - Dimethylcyclohexyltosylat 26059-37-0 C15H22O3S
    4,4 - Dimethylcyclohexyltosylat
    —— 4-Benzylmercapto-pyridin-1-oxid 3019-21-4 C12H11NOS
    4-Benzylmercapto-pyridin-1-oxid
    —— 4-hydroxy-7,8-dimethoxy-3-(4-methoxyphenyl)-1-benzopyran-2-one 124010-42-0 C18H16O6
    4-hydroxy-7,8-dimethoxy-3-(4-methoxyphenyl)-1-benzopyran-2-one
    —— [(4-Chloro-phenyl)-hydrazono]-cyano-acetic acid ethyl ester 93845-49-9 C11H10ClN3O2
    [(4-Chloro-phenyl)-hydrazono]-cyano-acetic acid ethyl ester
    —— 4,4-Dimethyl-1-(2'-nitrophenyl)-1,4-dihydro-3(2H)-isoquinolinone 56946-77-1 C17H16N2O3
    4,4-Dimethyl-1-(2'-nitrophenyl)-1,4-dihydro-3(2H)-isoquinolinone
    —— 4,4a,5,5a,6,7,8,9-octahydroanthracen-2(3H)-one 51088-95-0 C14H18O
    4,4a,5,5a,6,7,8,9-octahydroanthracen-2(3H)-one
    —— 4,9-dimethoxy-5,6-dihydro-furo[3,2-<i>g</i>]chromen-7-one 2079-47-2 C13H12O5
    4,9-dimethoxy-5,6-dihydro-furo[3,2-<i>g</i>]chromen-7-one
    —— 4-Methyl-5-propylthiazole 1,2-ethanedisulfonate 29584-86-9 C16H28N2O6S4
    4-Methyl-5-propylthiazole 1,2-ethanedisulfonate
    —— 4-Methyl-5-phenyl-4-cyclopenten-1,3-dion 40704-21-0 C12H10O2
    4-Methyl-5-phenyl-4-cyclopenten-1,3-dion
    —— 4-(1-amino-propyl)-benzenesulfonamide; hydrochloride 57846-78-3 C9H14N2O2S*ClH
    4-(1-amino-propyl)-benzenesulfonamide; hydrochloride
    —— 4-acetylamino-5-chloro-2-methoxy-<i>N</i>-[2-(4-pyridin-2-yl-piperazin-1-yl)-ethyl]-benzamide 30199-02-1 C21H26ClN5O3
    4-acetylamino-5-chloro-2-methoxy-<i>N</i>-[2-(4-pyridin-2-yl-piperazin-1-yl)-ethyl]-benzamide
    —— 4,6-dimethyl-2-(4-phenyl-1H-1,2,3-triazol-1-yl)pyrimidine 1435936-99-4 C14H13N5
    4,6-dimethyl-2-(4-phenyl-1H-1,2,3-triazol-1-yl)pyrimidine
    —— 4-llyl-2-benzenesulfonyl-6-chlorohept-6-enenitrile 1272488-55-7 C16H18ClNO2S
    4-llyl-2-benzenesulfonyl-6-chlorohept-6-enenitrile
    —— 4,6-dimethyl-2-{4-[4-(trifluoromethyl)phenyl]-1H-1,2,3-triazol-1-yl}pyrimidine 1435937-00-0 C15H12F3N5
    4,6-dimethyl-2-{4-[4-(trifluoromethyl)phenyl]-1H-1,2,3-triazol-1-yl}pyrimidine
    —— 4,6-dimethyl-2-(4-(p-tolyl)-1H-1,2,3-triazol-1-yl)pyrimidine 1435936-98-3 C15H15N5
    4,6-dimethyl-2-(4-(p-tolyl)-1H-1,2,3-triazol-1-yl)pyrimidine
    —— <4-(phenylsulfonyl)-4-cyanobutyl>oxirane 155354-51-1 C13H15NO3S
    <4-(phenylsulfonyl)-4-cyanobutyl>oxirane
    —— (+)-4-ethyl-2-methyl-4-phenyl-2-cyclohexenone 1220126-32-8 C15H18O
    (+)-4-ethyl-2-methyl-4-phenyl-2-cyclohexenone
    —— 4-methyl-6-isopropyl-3-phenylsulfonyl-2(1H)-pyridone 113123-45-8 C15H17NO3S
    4-methyl-6-isopropyl-3-phenylsulfonyl-2(1H)-pyridone
    —— 4-(2-azido-ethoxy)-1-(4,6-dimethyl-pyrimidin-2-yl)-piperidine-4-carbonitrile 1383575-49-2 C14H19N7O
    4-(2-azido-ethoxy)-1-(4,6-dimethyl-pyrimidin-2-yl)-piperidine-4-carbonitrile
    —— 4-hexamethylenimino-1-(3-thienyl)butanone hydrochloride 31634-35-2 C14H21NOS*ClH
    4-hexamethylenimino-1-(3-thienyl)butanone hydrochloride
    —— 4-<5-(2,4-diamino-6(1H)-pyrimidinon-5-yl)-pent-1-en-2-yl>benzoic acid 136527-58-7 C16H18N4O3
    4-<5-(2,4-diamino-6(1H)-pyrimidinon-5-yl)-pent-1-en-2-yl>benzoic acid
    —— (4-Benzyloxy-2-vinylphenoxy)acetic Acid Ethyl Ester 403612-36-2 C19H20O4
    (4-Benzyloxy-2-vinylphenoxy)acetic Acid Ethyl Ester
    —— 4-Diethylamino-2-(2-diethylamino-ethyl)-2-naphthalen-1-yl-butyraldehyde 30121-08-5 C24H36N2O
    4-Diethylamino-2-(2-diethylamino-ethyl)-2-naphthalen-1-yl-butyraldehyde
    —— 4,6-dimethyl-N-({(1R,4S,6R)-3-[(4-methylphenyl)sulfonyl]-3-azabicyclo[4.1.0]hept-4-yl}methyl)-2-pyrimidinamine 1228430-53-2 C20H26N4O2S
    4,6-dimethyl-N-({(1R,4S,6R)-3-[(4-methylphenyl)sulfonyl]-3-azabicyclo[4.1.0]hept-4-yl}methyl)-2-pyrimidinamine
    —— 4-methyl-6-(2-phenylethyl)-3-phenylsulfonyl-2(1H)-pyridone 113123-46-9 C20H19NO3S
    4-methyl-6-(2-phenylethyl)-3-phenylsulfonyl-2(1H)-pyridone
    —— 4-benzenesulphonyl-5-ethyl-2H-pyrazol-3-ylamine 243661-01-0 C11H13N3O2S
    4-benzenesulphonyl-5-ethyl-2H-pyrazol-3-ylamine
    —— 4-Chloro-8-(4-chloro-phenyl)-7-methoxy-2-methyl-quinoline 215115-12-1 C17H13Cl2NO
    4-Chloro-8-(4-chloro-phenyl)-7-methoxy-2-methyl-quinoline
    —— (4-Amino-3-benzyl-5-oxo-4,5-dihydro-[1,2,4]triazol-1-yl)-acetic acid ethyl ester 778591-70-1 C13H16N4O3
    (4-Amino-3-benzyl-5-oxo-4,5-dihydro-[1,2,4]triazol-1-yl)-acetic acid ethyl ester
    —— 4-Oxo-4-[(1-phenylethyl)amino]but-2-enoic acid 108088-06-8 C12H13NO3
    4-Oxo-4-[(1-phenylethyl)amino]but-2-enoic acid
    —— (4S)-[1-deoxy-1-(thymin-1-yl)-α-L-threofuranos-4-yl]phosphonic acid 1333476-36-0 C9H13N2O8P
    (4S)-[1-deoxy-1-(thymin-1-yl)-α-L-threofuranos-4-yl]phosphonic acid
    —— 4-(3,4-dihydro-1<i>H</i>-isoquinolin-2-yl)-6-morpholin-4-ylmethyl-[1,3,5]triazin-2-ylamine 30146-67-9 C17H22N6O
    4-(3,4-dihydro-1<i>H</i>-isoquinolin-2-yl)-6-morpholin-4-ylmethyl-[1,3,5]triazin-2-ylamine