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    热门化合物HOT
    • 喹啉
    • 水杨醛
    • 二溴甲烷
    • 谷胱甘肽
    • L-乳酸
    • 苯巴比妥
    • 辣椒碱
    • 非那明
    • 百草枯
    • 联苯烯
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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(3-Nitro-phenyl)-heptane-2,6-dione 137140-70-6 C13H15NO4
    4-(3-Nitro-phenyl)-heptane-2,6-dione
    —— 4-Benzylidenamino-1-methyl-1,2,4-triazol-5-on 4254-56-2 C10H10N4O
    4-Benzylidenamino-1-methyl-1,2,4-triazol-5-on
    —— 4,4-Dimethoxy-3,3-dimethyl-cyclobut-1-enecarboxylic acid methyl ester 142645-60-1 C10H16O4
    4,4-Dimethoxy-3,3-dimethyl-cyclobut-1-enecarboxylic acid methyl ester
    —— 4-Methyl-8-chlor-10.11-dihydro-11-oxo-dibenz<b.f>-1,4-oxazepin 3950-77-4 C14H10ClNO2
    4-Methyl-8-chlor-10.11-dihydro-11-oxo-dibenz<b.f>-1,4-oxazepin
    —— 4-(4-Methoxy-phenyl)-butan-2-on-hydrazon 16603-12-6 C11H16N2O
    4-(4-Methoxy-phenyl)-butan-2-on-hydrazon
    —— 4-(3-p-tolyl-4-oxo-2-thioxothiazolidin-5-ylimino)-3-methyl-1-diethylaminomethyl-pyrazolin-5-one 109226-61-1 C19H23N5O2S2
    4-(3-p-tolyl-4-oxo-2-thioxothiazolidin-5-ylimino)-3-methyl-1-diethylaminomethyl-pyrazolin-5-one
    —— 4-(diethoxyphosphoryl)-2,4-dimethyl-1-penten-3-one 137966-99-5 C11H21O5P
    4-(diethoxyphosphoryl)-2,4-dimethyl-1-penten-3-one
    —— 4-[1-(1H-indol-3-yl)-but-3-enyl]-benzene-1,3-diol 1043872-00-9 C18H17NO2
    4-[1-(1H-indol-3-yl)-but-3-enyl]-benzene-1,3-diol
    —— 4-methoxymethyl-o-benzenedicarboxylic acid dimethyl ester 1222188-61-5 C12H14O5
    4-methoxymethyl-o-benzenedicarboxylic acid dimethyl ester
    —— 4-(2-methyl-dibenzofuran-3-yl)-4-oxo-butyric acid 108971-72-8 C17H14O4
    4-(2-methyl-dibenzofuran-3-yl)-4-oxo-butyric acid
    —— 4-Piperidin-2-yl-butylamine 135014-18-5 C9H20N2
    4-Piperidin-2-yl-butylamine
    —— 4-[6-(4-butoxy-phenyl)-[1,2,4]triazin-3-yl]-benzonitrile 64328-50-3 C20H18N4O
    4-[6-(4-butoxy-phenyl)-[1,2,4]triazin-3-yl]-benzonitrile
    —— 4-(4-fluorophenyl)-1-methyl-1H-pyrazole-5-carbaldehyde 689251-18-1 C11H9FN2O
    4-(4-fluorophenyl)-1-methyl-1H-pyrazole-5-carbaldehyde
    —— 4-azido-N-benzyl-N-methyl-6-(1H-pyrrol-1-yl)-1,3,5-triazin-2-amine 1135597-15-7 C15H14N8
    4-azido-N-benzyl-N-methyl-6-(1H-pyrrol-1-yl)-1,3,5-triazin-2-amine
    —— 4-{3,5-bis-[2-(4-hydroxy-3-methoxy-phenyl)-vinyl]-pyrazol-1-yl}-benzenesulfonamide 1393805-73-6 C27H25N3O6S
    4-{3,5-bis-[2-(4-hydroxy-3-methoxy-phenyl)-vinyl]-pyrazol-1-yl}-benzenesulfonamide
    —— 4'-<3-(benzylisopropylamino)-2-hydroxypropoxy>acetanilide 106163-09-1 C21H28N2O3
    4'-<3-(benzylisopropylamino)-2-hydroxypropoxy>acetanilide
    —— 4-(pyrrolidin-1-yl-sulfonyl)-1H-pyrrole-2-carboxylic acid 870693-08-6 C9H12N2O4S
    4-(pyrrolidin-1-yl-sulfonyl)-1H-pyrrole-2-carboxylic acid
    —— 4-(2-Chlorethoxy)-1-methoxy-2-methylnaphthalin 99894-00-5 C14H15ClO2
    4-(2-Chlorethoxy)-1-methoxy-2-methylnaphthalin
    —— 4-((tert-butyldiphenylsiloxy)methyl)-6-phenyl-1-(p-toluenesulfonyl)-1,6-dihydropyridin-2(3H)-one 1357181-61-3 C35H37NO4SSi
    4-((tert-butyldiphenylsiloxy)methyl)-6-phenyl-1-(p-toluenesulfonyl)-1,6-dihydropyridin-2(3H)-one
    —— 4-[2-(dipropylamino)ethyl]-1,9-dihydropyrrolo[2',3':5,6]pyrido[4,3-c][1,2]thiazine 2,2-dioxide 1357980-91-6 C17H24N4O2S
    4-[2-(dipropylamino)ethyl]-1,9-dihydropyrrolo[2',3':5,6]pyrido[4,3-c][1,2]thiazine 2,2-dioxide
    —— 4-(p-toluidino)-1-azido-2-((4-methoxyphenyl)ethynyl)anthracene-9,10-dione 1338810-27-7 C30H20N4O3
    4-(p-toluidino)-1-azido-2-((4-methoxyphenyl)ethynyl)anthracene-9,10-dione
    —— 4,7-dimethyl-3-hydroxy-1,2,3,4-tetrahydrocyclopent[b]indole-5,8-dione 379260-67-0 C13H13NO3
    4,7-dimethyl-3-hydroxy-1,2,3,4-tetrahydrocyclopent[b]indole-5,8-dione
    —— 4-Oxo-1-methyl-6-benzyl-4,5-dihydro-pyrazolo<3,4-d>pyrimidin 91803-32-6 C13H12N4O
    4-Oxo-1-methyl-6-benzyl-4,5-dihydro-pyrazolo<3,4-d>pyrimidin
    —— 4-{[(5-chloro-2-pyridinyl)methyl]oxy}-6'-{[(2R)-aminomethyl]pyrrolidin-1-yl}-2H-[1,3'-bipyridin]-2-one 1257315-59-5 C21H22ClN5O2
    4-{[(5-chloro-2-pyridinyl)methyl]oxy}-6'-{[(2R)-aminomethyl]pyrrolidin-1-yl}-2H-[1,3'-bipyridin]-2-one
    —— 4-bromo-1-(1,1-dimethylethyl)-N-[3-[(ethylamino)carbonyl]-phenyl]-1H-pyrazole-3-carboxamide 682756-36-1 C17H21BrN4O2
    4-bromo-1-(1,1-dimethylethyl)-N-[3-[(ethylamino)carbonyl]-phenyl]-1H-pyrazole-3-carboxamide
    —— 4-hexylaminobutylamidonaphthalimide 1602493-12-8 C22H27N3O3
    4-hexylaminobutylamidonaphthalimide
    —— 4-(1-benzyl-2,4-dimethyl-1H-imidazol-5-yl)pyridine 701298-26-2 C17H17N3
    4-(1-benzyl-2,4-dimethyl-1H-imidazol-5-yl)pyridine
    —— 4',5''-Diheptanoyl-2,3:11,12-dibenzo-18-krone-6 68726-09-0 C34H48O8
    4',5''-Diheptanoyl-2,3:11,12-dibenzo-18-krone-6
    —— 4-methoxy-benzoic acid-(3-dimethylamino-1,2-dimethyl-propyl ester) 108838-20-6 C15H23NO3
    4-methoxy-benzoic acid-(3-dimethylamino-1,2-dimethyl-propyl ester)
    —— 4-(2,6-dimethyl-phenylamino)-6-methyl-carbamoyl-quinoline-3-carboxylic acid ethyl ester 1067222-78-9 C22H23N3O3
    4-(2,6-dimethyl-phenylamino)-6-methyl-carbamoyl-quinoline-3-carboxylic acid ethyl ester
    —— 4-[2-(dimethylamino)ethenyl]pyrido[2,3-g]quinoline-5,10-dione 741281-43-6 C16H13N3O2
    4-[2-(dimethylamino)ethenyl]pyrido[2,3-g]quinoline-5,10-dione
    —— 4-Hydroxy-3-(5-methyl-2-pyridinyl)-1-methyl-2-imidazolidinone 104822-57-3 C10H13N3O2
    4-Hydroxy-3-(5-methyl-2-pyridinyl)-1-methyl-2-imidazolidinone
    —— 4-[1-(3-chlorobenzyl)-1,2,3,5-tetrahydro-4H-1,4-benzodiazepin-4-yl]-1H-pyrazolo[3,4-d]pyrimidin-6-amine 1246451-22-8 C21H20ClN7
    4-[1-(3-chlorobenzyl)-1,2,3,5-tetrahydro-4H-1,4-benzodiazepin-4-yl]-1H-pyrazolo[3,4-d]pyrimidin-6-amine
    —— 4-iodo [2-13C]butyronitrile 129243-82-9 C4H6IN
    4-iodo [2-13C]butyronitrile
    —— 4-methyl-1-[2-(4-nitrophenyl)-2-oxo-1-trifluoroacetoxymercurioethyl]-2-methylpyridinium bromide 255737-26-9 Br*C16H12F3HgN2O5
    4-methyl-1-[2-(4-nitrophenyl)-2-oxo-1-trifluoroacetoxymercurioethyl]-2-methylpyridinium bromide
    —— 4-methoxyphenyl 2,3,4-tri-O-benzoyl-6-O-trityl-β-D-galactopyranoside 904684-00-0 C53H44O10
    4-methoxyphenyl 2,3,4-tri-O-benzoyl-6-O-trityl-β-D-galactopyranoside
    —— 4-(hexyloxy)-3-methoxybenzyl 4,5-dichloroisothiazole-3-carboxylate 1620237-83-3 C18H21Cl2NO4S
    4-(hexyloxy)-3-methoxybenzyl 4,5-dichloroisothiazole-3-carboxylate
    —— 4,5-Diamino-3-methyl-benzo<b>thiophen 31309-93-0 C9H10N2S
    4,5-Diamino-3-methyl-benzo<b>thiophen
    —— 4,6-Dimethyl-1-(4-methyl-thiazol-2-yl)-2-oxo-1,2-dihydro-pyridine-3-carbonitrile 31557-92-3 C12H11N3OS
    4,6-Dimethyl-1-(4-methyl-thiazol-2-yl)-2-oxo-1,2-dihydro-pyridine-3-carbonitrile
    —— 4-[5-(3-tert-butoxycarbonylamino-propoxy)-naphthalen-1-yloxy]-butyric acid tert-butyl ester 309920-52-3 C26H37NO6
    4-[5-(3-tert-butoxycarbonylamino-propoxy)-naphthalen-1-yloxy]-butyric acid tert-butyl ester
    —— 4-[N-(2-amino-4-oxo-3,4,7,8-tetrahydro-6H-cyclopenta[g]quinazolin-6-yl)-N-methylamino]benzoic acid 902777-67-7 C19H18N4O3
    4-[N-(2-amino-4-oxo-3,4,7,8-tetrahydro-6H-cyclopenta[g]quinazolin-6-yl)-N-methylamino]benzoic acid
    —— 4-methyl-4-octyl-[1,4]oxaphosphinanium; bromide 25911-11-9 Br*C13H28OP
    4-methyl-4-octyl-[1,4]oxaphosphinanium; bromide
    —— [(4Z)-4-benzylidene-5-oxo-2-phenyl-4,5-dihydro-1H-imidazol-1-yl]acetic acid 99875-16-8 C18H14N2O3
    [(4Z)-4-benzylidene-5-oxo-2-phenyl-4,5-dihydro-1H-imidazol-1-yl]acetic acid
    —— 4a,5,6,7-tetrahydro-N,N-dimethyl-4-phenylcyclopent<c><1,2>oxazine-3-amine 1-oxide 116273-22-4 C15H18N2O2
    4a,5,6,7-tetrahydro-N,N-dimethyl-4-phenylcyclopent<c><1,2>oxazine-3-amine 1-oxide
    —— [4-(4-diethylsulfamoyl-phenoxy)-6-fluoro-3-methyl-naphthalen-2-yl]-acetic acid 1227384-46-4 C23H24FNO5S
    [4-(4-diethylsulfamoyl-phenoxy)-6-fluoro-3-methyl-naphthalen-2-yl]-acetic acid
    —— 4-(5-Phenylpyridin-2-yl)benzonitrile 99602-91-2 C18H12N2
    4-(5-Phenylpyridin-2-yl)benzonitrile
    —— 4,5-dimercapto-1,3-dithiole-2-thione, sodium salt 54995-24-3 C3Na2S5
    4,5-dimercapto-1,3-dithiole-2-thione, sodium salt
    —— (4R,5R,6R,7R,8R)-7,9-Bis-benzyloxy-4,6,8-trimethyl-non-2-yn-5-ol 123363-71-3 C26H34O3
    (4R,5R,6R,7R,8R)-7,9-Bis-benzyloxy-4,6,8-trimethyl-non-2-yn-5-ol
    —— 4-(3-bromopropoxy)-8,11-dimethyl-3,5-dioxo-4-azatricyclo[5.2.2.0(2,6)]undec-8-en-1-yl acetate 1121666-99-6 C17H22BrNO5
    4-(3-bromopropoxy)-8,11-dimethyl-3,5-dioxo-4-azatricyclo[5.2.2.0(2,6)]undec-8-en-1-yl acetate
    —— ((4R,5S)-4-Benzo[1,3]dioxol-5-yl-2,2-di-tert-butyl-[1,3,2]dioxasilinan-5-yl)-acetic acid 99463-47-5 C20H30O6Si
    ((4R,5S)-4-Benzo[1,3]dioxol-5-yl-2,2-di-tert-butyl-[1,3,2]dioxasilinan-5-yl)-acetic acid