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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4,5-dihydroxy-2,6-dimethyl-indole-3-carboxylic acid ethyl ester 100373-12-4 C13H15NO4
4,5-dihydroxy-2,6-dimethyl-indole-3-carboxylic acid ethyl ester
—— (4S) 4-(2-furyl)-3-oxaoctanoic acid 142687-81-8 C11H16O4
(4S) 4-(2-furyl)-3-oxaoctanoic acid
—— 4,8-dideuteroazulen-1-ylmethylene 1392400-35-9 C11H8
4,8-dideuteroazulen-1-ylmethylene
—— (4aS,8aS)-hexahydro-2-methylene-8a-vinylchroman 132833-17-1 C12H18O
(4aS,8aS)-hexahydro-2-methylene-8a-vinylchroman
—— [(4-(6-β-cyclodextrin)carboxy)phenyl]acetylene 1292778-81-4 C51H74O36
[(4-(6-β-cyclodextrin)carboxy)phenyl]acetylene
—— (4aR,5S,6S,8aR)-5-(((R)-6-(furan-3-yl)-5,6-dihydro-2H-pyran-3-yl)ethynyl)-5,6,8a-trimethyloctahydronaphthalene-1(2H)-one 916593-53-8 C24H30O3
(4aR,5S,6S,8aR)-5-(((R)-6-(furan-3-yl)-5,6-dihydro-2H-pyran-3-yl)ethynyl)-5,6,8a-trimethyloctahydronaphthalene-1(2H)-one
—— 4,5-epoxy-1,4,5-triphenyl-4,5-dihydro-3<i>H</i>-benzo[<i>c</i>]azepine 50805-42-0 C28H21NO
4,5-epoxy-1,4,5-triphenyl-4,5-dihydro-3<i>H</i>-benzo[<i>c</i>]azepine
—— 4,4,5,5-tetramethyl-2-(1-methyl-1-phenylsulfanyl-pentyl)-[1,3,2]dioxaborolane 66080-34-0 C18H29BO2S
4,4,5,5-tetramethyl-2-(1-methyl-1-phenylsulfanyl-pentyl)-[1,3,2]dioxaborolane
—— 4-(aminomethyl)benzoic acid [4-(hydroxymethyl)phenyl] ester 39239-14-0 C15H15NO3
4-(aminomethyl)benzoic acid [4-(hydroxymethyl)phenyl] ester
—— 4-Chlor-3,5-dimethyl-1-heptyl-pyrazol 91883-19-1 C12H21ClN2
4-Chlor-3,5-dimethyl-1-heptyl-pyrazol
—— (4aR,10bS)-2,2,10b-Trimethyl-6-oxo-4a,5,6,10b-tetrahydro-4H-naphtho[1,2-d][1,3]dioxine-4-carbaldehyde 97620-94-5 C16H18O4
(4aR,10bS)-2,2,10b-Trimethyl-6-oxo-4a,5,6,10b-tetrahydro-4H-naphtho[1,2-d][1,3]dioxine-4-carbaldehyde
—— 4-Dimethylamino-benzaldehyd-(2,4-dibrom-α-methyl-phenylhydrazon) 94572-15-3 C16H17Br2N3
4-Dimethylamino-benzaldehyd-(2,4-dibrom-α-methyl-phenylhydrazon)
—— 4,6-Dimethoxy-2',6'-dimethyl-3-methylen-gris-2'-en-4'-on 99021-05-3 C18H20O4
4,6-Dimethoxy-2',6'-dimethyl-3-methylen-gris-2'-en-4'-on
—— 4-Benzoylmethylamino-3'-nitro-azobenzol 96057-37-3 C20H16N4O3
4-Benzoylmethylamino-3'-nitro-azobenzol
—— 4-<D-Arabo-pentahydroxy-n-pentyl-(1)>-2,6-lutidin-dicarbonsaeure-(3,5)-dimethylester 100024-11-1 C16H23NO9
4-<D-Arabo-pentahydroxy-n-pentyl-(1)>-2,6-lutidin-dicarbonsaeure-(3,5)-dimethylester
—— 4-Aethoxycarbonyl-2-acetylsulfonylamido-oxazol-5-essigsaeure-aethylester 98863-65-1 C18H21N3O8S
4-Aethoxycarbonyl-2-acetylsulfonylamido-oxazol-5-essigsaeure-aethylester
—— 4-(2.5-Dichlor-phenylcarbamoyl)-2-(2-hydroxy-phenyl)-2-thiazolin 92854-23-4 C16H12Cl2N2O2S
4-(2.5-Dichlor-phenylcarbamoyl)-2-(2-hydroxy-phenyl)-2-thiazolin
—— 4-(3-phenylphenoxy)-1H-quinolin-2-one 1217129-96-8 C21H15NO2
4-(3-phenylphenoxy)-1H-quinolin-2-one
—— 4-{6-[(1E)-(7RS)-3-Hydroxy-1-undecenyl]-pyridin-2-ylcarboylamino}-butyric acid ethyl ester 139503-32-5 C23H36N2O4
4-{6-[(1E)-(7RS)-3-Hydroxy-1-undecenyl]-pyridin-2-ylcarboylamino}-butyric acid ethyl ester
—— 4-(3-chloro-5-(3-(hydroxymethyl)-1,2,4-oxadiazol-5-yl)pyridin-2-yl)-N-(3-methyl-4-(trifluoromethyl)phenyl)-5,6-dihydropyridine-1(2H)-carboxamide 1412944-26-3 C22H19ClF3N5O3
4-(3-chloro-5-(3-(hydroxymethyl)-1,2,4-oxadiazol-5-yl)pyridin-2-yl)-N-(3-methyl-4-(trifluoromethyl)phenyl)-5,6-dihydropyridine-1(2H)-carboxamide
—— 4-{[4-(4-fluorobenzoyl)piperazine-1-carbothioyl]amino}benzoic acid methyl ester 1071516-83-0 C20H20FN3O3S
4-{[4-(4-fluorobenzoyl)piperazine-1-carbothioyl]amino}benzoic acid methyl ester
—— 4-(4-Chloro-phenyl)-2,2-bis-trifluoromethyl-cyclobutane-1,1-dicarbonitrile 132607-67-1 C14H7ClF6N2
4-(4-Chloro-phenyl)-2,2-bis-trifluoromethyl-cyclobutane-1,1-dicarbonitrile
—— 4-amino-6-[1-(3-chlorophenyl)-1H-pyrrolo[2,3-b]pyridin-5-yl]-5H,6H,7H,8H-pyrimido[5,4-f][1,4]oxazepin-5-one 1415344-87-4 C20H15ClN6O2
4-amino-6-[1-(3-chlorophenyl)-1H-pyrrolo[2,3-b]pyridin-5-yl]-5H,6H,7H,8H-pyrimido[5,4-f][1,4]oxazepin-5-one
—— 4-Benzyl-[1,2]oxathietane 2,2-dioxide 145318-28-1 C9H10O3S
4-Benzyl-[1,2]oxathietane 2,2-dioxide
—— 4,8-di(4-methylphenylethynyl)benzo[1,2-b:4,5-b']dithiophene 1620482-32-7 C28H18S2
4,8-di(4-methylphenylethynyl)benzo[1,2-b:4,5-b']dithiophene
—— 4,4,5,5-Tetramethyl-2-((E)-4,4,4-trifluoro-1-trifluoromethyl-1,3-bis-trimethylsilanyloxy-but-2-enyl)-[1,3,2]dioxaphospholane 2-oxide 130678-79-4 C17H31F6O5PSi2
4,4,5,5-Tetramethyl-2-((E)-4,4,4-trifluoro-1-trifluoromethyl-1,3-bis-trimethylsilanyloxy-but-2-enyl)-[1,3,2]dioxaphospholane 2-oxide
—— 4-methoxy-N-(3-pyridylmethyl)-3-[(3R)-tetrahydrofuryloxy]diphenylamine 460082-25-1 C23H24N2O3
4-methoxy-N-(3-pyridylmethyl)-3-[(3R)-tetrahydrofuryloxy]diphenylamine
—— 4-((S)-2-tert-Butoxycarbonylamino-3-phenyl-propionylamino)-phthalic acid dibenzyl ester 1027896-19-0 C36H36N2O7
4-((S)-2-tert-Butoxycarbonylamino-3-phenyl-propionylamino)-phthalic acid dibenzyl ester
—— 4-(fur-2-yl)-3-{[4-(1H-2-methylimidazo[4.5-c]pyrid-1-yl)methylpiperidin-1-yl]carbonyl}indole-1-carboxylic acid 1229702-58-2 C27H25N5O4
4-(fur-2-yl)-3-{[4-(1H-2-methylimidazo[4.5-c]pyrid-1-yl)methylpiperidin-1-yl]carbonyl}indole-1-carboxylic acid
—— 4-(3',4'-dihydro-3'-oxoquinoxalin-2'-yl)-2-phenylpyrazolin-5-one 74152-02-6 C17H12N4O2
4-(3',4'-dihydro-3'-oxoquinoxalin-2'-yl)-2-phenylpyrazolin-5-one
—— 4-methanesulfonyloxy-2,2,5,5-tetramethyl-hexan-3-one 68505-99-7 C11H22O4S
4-methanesulfonyloxy-2,2,5,5-tetramethyl-hexan-3-one
—— 4,6-O-benzylidene-D-gulal 84275-97-8 C13H14O4
4,6-O-benzylidene-D-gulal
—— 4-Methoxy-4'-hydroxy-3'-methyl-desoxybenzoin-o-carbonsaeure 5196-67-8 C17H16O5
4-Methoxy-4'-hydroxy-3'-methyl-desoxybenzoin-o-carbonsaeure
—— 4-[(1-Benzylcarbamoyl-4-oxo-azetidin-2-yloxyimino)-methyl]-benzoic acid benzhydryl ester 201683-36-5 C32H27N3O5
4-[(1-Benzylcarbamoyl-4-oxo-azetidin-2-yloxyimino)-methyl]-benzoic acid benzhydryl ester
—— 4-(Hydroxymethyl)-1-methyl-1H-pyrazole-5-sulfonamide 117519-42-3 C5H9N3O3S
4-(Hydroxymethyl)-1-methyl-1H-pyrazole-5-sulfonamide
—— 4,10-diacetyl-(6a<i>r</i>,6b<i>t</i><i>O</i>,12a<i>t</i>,12b<i>c</i><i>O</i>)-4,5,6,6a,10,11,12,12a-octahydro-difuro[3,2-<i>b</i>;3',2'-<i>b</i>']cyclobuta[1,2-<i>c</i>;3,4-<i>c</i>']dipyridine-2,8-dione 55826-33-0 C18H18N2O6
4,10-diacetyl-(6a<i>r</i>,6b<i>t</i><i>O</i>,12a<i>t</i>,12b<i>c</i><i>O</i>)-4,5,6,6a,10,11,12,12a-octahydro-difuro[3,2-<i>b</i>;3',2'-<i>b</i>']cyclobuta[1,2-<i>c</i>;3,4-<i>c</i>']dipyridine-2,8-dione
—— (4,5α-epoxy-3-methoxy-17-methyl-6-oxo-morphin-7-en-14-yl)-acetic acid ethyl ester 72153-55-0 C22H25NO5
(4,5α-epoxy-3-methoxy-17-methyl-6-oxo-morphin-7-en-14-yl)-acetic acid ethyl ester
—— 4-Hydroxy-2-oxo-2H-chromene-3-carboxylic acid (2-piperidin-1-yl-ethyl)-amide 1237-55-4 C17H20N2O4
4-Hydroxy-2-oxo-2H-chromene-3-carboxylic acid (2-piperidin-1-yl-ethyl)-amide
—— (4S,5R)-4-(2-fluorophenyl)-5-nitro-1-oxaspiro[5.5]undecan-2-ol 1430853-12-5 C16H20FNO4
(4S,5R)-4-(2-fluorophenyl)-5-nitro-1-oxaspiro[5.5]undecan-2-ol
—— 4-benzamidobutyl iodide 857488-39-2 C11H14INO
4-benzamidobutyl iodide
—— (4E)-4-(1-chloroethyl)hexa-1,4-diene 121825-16-9 C8H13Cl
(4E)-4-(1-chloroethyl)hexa-1,4-diene
—— 4-{2-[adamantan-1-yl]ethoxy}-N-{[3-nitro-4-(tetrahydro-2H-pyran-4-ylamino)phenyl]sulfonyl}benzamide 1335146-88-7 C30H37N3O7S
4-{2-[adamantan-1-yl]ethoxy}-N-{[3-nitro-4-(tetrahydro-2H-pyran-4-ylamino)phenyl]sulfonyl}benzamide
—— 4-chloro-6-(t-butyldimethyl)silanyloxy-1,2-diphenylhexa-2,3-dien-1-one 863977-77-9 C24H29ClO2Si
4-chloro-6-(t-butyldimethyl)silanyloxy-1,2-diphenylhexa-2,3-dien-1-one
—— [(4S,5S)-4-[tert-butyl(dimethyl)silyl]oxy-5-methoxy-7-oxoheptyl] acetate 869382-28-5 C16H32O5Si
[(4S,5S)-4-[tert-butyl(dimethyl)silyl]oxy-5-methoxy-7-oxoheptyl] acetate
—— 4,5,7,8-tetrahydroimidazo[4,5-d]azepine-6-carboxylic acid 3-phenylpropyl ester 303021-04-7 C17H21N3O2
4,5,7,8-tetrahydroimidazo[4,5-d]azepine-6-carboxylic acid 3-phenylpropyl ester
—— ((4S,5R)-3-Bromo-2-oxy-4-phenyl-4,5-dihydro-isoxazol-5-yl)-phenyl-methanone 99290-11-6 C16H12BrNO3
((4S,5R)-3-Bromo-2-oxy-4-phenyl-4,5-dihydro-isoxazol-5-yl)-phenyl-methanone
—— (4S,6S)-(-)-4-(tert-butyldimethylsilanyloxy)-6-hydroxy-6-methyl-cyclohex-2-en-1-one 1020850-48-9 C13H24O3Si
(4S,6S)-(-)-4-(tert-butyldimethylsilanyloxy)-6-hydroxy-6-methyl-cyclohex-2-en-1-one
—— 4α-methylcholest-8(14)-en-3-one 82038-94-6 C28H46O
4α-methylcholest-8(14)-en-3-one
—— 4-[4-[3-amino-2-(3-oxo-4H-quinoxalin-2-yl)-1H-indole-5-carbonyl]piperazin-1-yl]benzonitrile 694530-28-4 C28H23N7O2
4-[4-[3-amino-2-(3-oxo-4H-quinoxalin-2-yl)-1H-indole-5-carbonyl]piperazin-1-yl]benzonitrile
—— 4-(4-Amino-1-tert-butylpyrazolo[3,4-d]pyrimidin-3-yl)naphthalen-1-ol 1151650-23-5 C19H19N5O
4-(4-Amino-1-tert-butylpyrazolo[3,4-d]pyrimidin-3-yl)naphthalen-1-ol