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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5-Bromo-1,3-dimethyl-2-oxo-2,3-dihydro-pyrimidin-1-ium; bromide 38353-08-1 Br*C6H8BrN2O
5-Bromo-1,3-dimethyl-2-oxo-2,3-dihydro-pyrimidin-1-ium; bromide
—— 5,6-dihydro-5-oxopyrazolo-[1,5-c]quinazoline-2-carboxylic acid, methyl ester 69003-05-0 C12H9N3O3
5,6-dihydro-5-oxopyrazolo-[1,5-c]quinazoline-2-carboxylic acid, methyl ester
—— (5R,7R)-2,2,3,3,5,9,9,10,10-nonamethyl-7-((2R,6S,E)-4-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)hept-3-en-2-yl)-4,8-dioxa-3,9-disilaundecane 1297374-37-8 C49H104O5Si4
(5R,7R)-2,2,3,3,5,9,9,10,10-nonamethyl-7-((2R,6S,E)-4-methyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)hept-3-en-2-yl)-4,8-dioxa-3,9-disilaundecane
—— 5-ethoxy-8-oxo-5,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]quinoline-7-carboxylic acid 37065-23-9 C13H11NO6
5-ethoxy-8-oxo-5,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]quinoline-7-carboxylic acid
—— 5,5-dimethyl-3-[(1E)-prop-1-en-1-yl]cyclohex-2-en-1-one 100056-76-6 C11H16O
5,5-dimethyl-3-[(1E)-prop-1-en-1-yl]cyclohex-2-en-1-one
—— 5-Chlor-3'-nitro-4'-phenoxysalicylanilid 62450-22-0 C19H13ClN2O5
5-Chlor-3'-nitro-4'-phenoxysalicylanilid
—— 5-(2-(ethoxycarbonyl)-2-acetamidoethyl)-1H-indene-2,2(3H)-dicarboxylic acid diethyl ester 1203947-87-8 C22H29NO7
5-(2-(ethoxycarbonyl)-2-acetamidoethyl)-1H-indene-2,2(3H)-dicarboxylic acid diethyl ester
—— 5-{6-[2-(2-ethoxycarbonyl-ethyl)-3-(3-ethoxycarbonyl-propoxy)-phenyl]-hexyloxy}-3'-fluoro-biphenyl-3-carboxylic acid tert-butyl ester 1162260-59-4 C40H51FO8
5-{6-[2-(2-ethoxycarbonyl-ethyl)-3-(3-ethoxycarbonyl-propoxy)-phenyl]-hexyloxy}-3'-fluoro-biphenyl-3-carboxylic acid tert-butyl ester
—— 5-Ethoxy-2-hexyl-3-methoxy-4-methylphenol 89711-24-0 C16H26O3
5-Ethoxy-2-hexyl-3-methoxy-4-methylphenol
—— 5,5′-diisopropyl-1,1′-ditosyl-3,3′-bipyrrole 1437325-24-0 C28H32N2O4S2
5,5′-diisopropyl-1,1′-ditosyl-3,3′-bipyrrole
—— 5-chloromethylthiophen-3-carbonitrile 80577-91-9 C6H4ClNS
5-chloromethylthiophen-3-carbonitrile
—— 5-{6-[2-(2-ethoxycarbonyl-ethyl)-3-(3-ethoxycarbonyl-propoxy)-phenyl]-hexyloxy}-3'-fluoro-biphenyl-3-carboxylic acid 1162260-61-8 C36H43FO8
5-{6-[2-(2-ethoxycarbonyl-ethyl)-3-(3-ethoxycarbonyl-propoxy)-phenyl]-hexyloxy}-3'-fluoro-biphenyl-3-carboxylic acid
—— 5-(4-methoxybenzyl)-3-phenethyl-4,5-dihydroisoxazole 1036384-72-1 C19H21NO2
5-(4-methoxybenzyl)-3-phenethyl-4,5-dihydroisoxazole
—— 5-methoxyoct-7-yn-1-amine 952110-71-3 C9H17NO
5-methoxyoct-7-yn-1-amine
—— 5-[5-(tert-butyldimethylsiloxy)pentylidene]-1,3-cyclopentadiene 811442-99-6 C16H28OSi
5-[5-(tert-butyldimethylsiloxy)pentylidene]-1,3-cyclopentadiene
—— 5-(tert-butyl-dimethyl-silanyloxy)-1-phenyl-pentan-1-ol 1206146-95-3 C17H30O2Si
5-(tert-butyl-dimethyl-silanyloxy)-1-phenyl-pentan-1-ol
—— 5,6-Bis-(4-iodo-phenylamino)-isoindole-1,3-dione 145915-69-1 C20H13I2N3O2
5,6-Bis-(4-iodo-phenylamino)-isoindole-1,3-dione
—— 5-<<(1,1-dimethylethyl)dimethylsilyl>oxy>pentanal oxime 135147-30-7 C11H25NO2Si
5-<<(1,1-dimethylethyl)dimethylsilyl>oxy>pentanal oxime
—— 5-allyl-2-methoxyphenylboronic acid 1227400-91-0 C10H13BO3
5-allyl-2-methoxyphenylboronic acid
—— [5-(tert-Butyl-dimethyl-silanyloxy)-6-((2E,4E,10E)-(6S,7S,8R,9S)-7,9-dimethoxy-3,6,8-trimethyl-11-phenyl-undeca-2,4,10-trienoylamino)-6-trimethylsilanyl-hexanoylamino]-acetic acid methyl ester 443123-86-2 C40H68N2O7Si2
[5-(tert-Butyl-dimethyl-silanyloxy)-6-((2E,4E,10E)-(6S,7S,8R,9S)-7,9-dimethoxy-3,6,8-trimethyl-11-phenyl-undeca-2,4,10-trienoylamino)-6-trimethylsilanyl-hexanoylamino]-acetic acid methyl ester
—— 5,10-dihydrobenzo<b><1,8>naphthyridine 115177-64-5 C12H10N2
5,10-dihydrobenzo<b><1,8>naphthyridine
—— 5-methyl-7-(3-nitro-phenyl)-1,2,3,7-tetrahydro-imidazo[1,2-<i>a</i>]pyridine-6,8-dicarboxylic acid diethyl ester 50620-17-2 C20H23N3O6
5-methyl-7-(3-nitro-phenyl)-1,2,3,7-tetrahydro-imidazo[1,2-<i>a</i>]pyridine-6,8-dicarboxylic acid diethyl ester
—— 5'-O-[N-(2-carboxylatobenzoyl)sulfamoyl]cytidine sodium salt 1452840-70-8 C17H17N4O10S*Na
5'-O-[N-(2-carboxylatobenzoyl)sulfamoyl]cytidine sodium salt
—— 5,11-Ditert-butyl-2,2-difluoro-4,6,10,12-tetramethyl-3-aza-1-azonia-2-boranuidatricyclo[7.3.0.03,7]dodeca-1(12),4,6,8,10-pentaene 141052-73-5 C21H31BF2N2
5,11-Ditert-butyl-2,2-difluoro-4,6,10,12-tetramethyl-3-aza-1-azonia-2-boranuidatricyclo[7.3.0.03,7]dodeca-1(12),4,6,8,10-pentaene
—— [(5R,6R,8S)-6-(tert-butyldiphenylsilanyloxymethyl)-3-(2,3-dihydrobenzo[1,4]dioxin-6-yl)-2-oxo-1,7-dioxa-3-azaspiro[4.5]dec-8-yl]acetaldehyde 1010814-74-0 C34H39NO7Si
[(5R,6R,8S)-6-(tert-butyldiphenylsilanyloxymethyl)-3-(2,3-dihydrobenzo[1,4]dioxin-6-yl)-2-oxo-1,7-dioxa-3-azaspiro[4.5]dec-8-yl]acetaldehyde
—— 5-hydroxy-1-(2-methoxy-6-methylphenyl)aminopentane-1-carbonitrile 262846-61-7 C14H20N2O2
5-hydroxy-1-(2-methoxy-6-methylphenyl)aminopentane-1-carbonitrile
—— (5S,6S,8E,11R,12S,14E,16R)-5-[tert-butyl(dimethyl)silyl]oxy-11-hydroxy-6,8,12,14-tetramethyl-16-[(7R,9R)-7-methyl-6,10-dioxaspiro[4.5]decan-9-yl]heptadeca-8,14-dienoic acid 347884-12-2 C36H66O6Si
(5S,6S,8E,11R,12S,14E,16R)-5-[tert-butyl(dimethyl)silyl]oxy-11-hydroxy-6,8,12,14-tetramethyl-16-[(7R,9R)-7-methyl-6,10-dioxaspiro[4.5]decan-9-yl]heptadeca-8,14-dienoic acid
—— 5-(phenylazo)-2-thiohydantoin 16253-00-2 C9H8N4OS
5-(phenylazo)-2-thiohydantoin
—— (5R)-2-(pyran-2'-yl)-5-methylcyclohex-2-enone 679841-44-2 C12H18O2
(5R)-2-(pyran-2'-yl)-5-methylcyclohex-2-enone
—— 5-(tert-butyldimethylsilyloxy)-1-cyclohept-1-en-1-ylpentan-1-ol 1010397-02-0 C18H36O2Si
5-(tert-butyldimethylsilyloxy)-1-cyclohept-1-en-1-ylpentan-1-ol
—— 5-chloro-4-{[(5-chloro-6-cyclopropylpyridin-3-yl)oxy]methyl}-N[(dimethylamino)sulfonyl]-2-fluorobenzamide diethylamine salt 1443431-31-9 C4H11N*C18H18Cl2FN3O4S
5-chloro-4-{[(5-chloro-6-cyclopropylpyridin-3-yl)oxy]methyl}-N[(dimethylamino)sulfonyl]-2-fluorobenzamide diethylamine salt
—— 5-(tert-butyldimethylsilyloxy)-2-methylenepentanal 512782-99-9 C12H24O2Si
5-(tert-butyldimethylsilyloxy)-2-methylenepentanal
—— 5-(4-Methoxy-3-nitrophenyl)-1-(3,4,5-trimethoxyphenyl)imidazole 424834-25-3 C19H19N3O6
5-(4-Methoxy-3-nitrophenyl)-1-(3,4,5-trimethoxyphenyl)imidazole
—— (5S,13S)-(+)-21-hydroxy-19-methoxy-5,13-bis[p-(trifluoromethyl)phenyl]-3,6,9,12,15-pentaoxabicyclo[15.3.1]henicosa-1(21),17,19-triene 306282-06-4 C31H32F6O7
(5S,13S)-(+)-21-hydroxy-19-methoxy-5,13-bis[p-(trifluoromethyl)phenyl]-3,6,9,12,15-pentaoxabicyclo[15.3.1]henicosa-1(21),17,19-triene
—— 5-((tert-butyldimethylsilyl)oxy)pentanoic acid 87729-39-3 C11H24O3Si
5-((tert-butyldimethylsilyl)oxy)pentanoic acid
—— (5S,13S)-(+)-19,21-dimethoxy-5,13-bis[p-(trifluoromethyl)phenyl]-3,6,9,12,15-pentaoxabicyclo[15.3.1]henicosa-1(21),17,19-triene 306282-03-1 C32H34F6O7
(5S,13S)-(+)-19,21-dimethoxy-5,13-bis[p-(trifluoromethyl)phenyl]-3,6,9,12,15-pentaoxabicyclo[15.3.1]henicosa-1(21),17,19-triene
—— 5,5-Dimethyl-2-oxo-3-phenyl-2λ<sup>4</sup>-[1,2,3]oxathiazolidin-4-ylideneamine 61938-20-3 C10H12N2O2S
5,5-Dimethyl-2-oxo-3-phenyl-2λ<sup>4</sup>-[1,2,3]oxathiazolidin-4-ylideneamine
—— 5-<i>tert</i>-butyl-3-(3-chloro-4-fluoro-phenyl)-3<i>H</i>-[1,3,4]oxadiazol-2-one 65297-79-2 C12H12ClFN2O2
5-<i>tert</i>-butyl-3-(3-chloro-4-fluoro-phenyl)-3<i>H</i>-[1,3,4]oxadiazol-2-one
—— 5-(Methylsulfonyl)-3-phenylisoxazol 62847-64-7 C10H9NO3S
5-(Methylsulfonyl)-3-phenylisoxazol
—— (5-anilino-3-methylamino-4-nitro-thiophen-2-yl)-phenyl-methanone 54252-38-9 C18H15N3O3S
(5-anilino-3-methylamino-4-nitro-thiophen-2-yl)-phenyl-methanone
—— 5-(3,3-Dinitrobutyl)-3-(3-methoxyphenyl)-1,2,4-oxadiazole 75908-03-1 C13H14N4O6
5-(3,3-Dinitrobutyl)-3-(3-methoxyphenyl)-1,2,4-oxadiazole
—— 5H-indolo[2,1-a][2]benzazepine-10-carboxamide, 13-cyclohexyl-N-[(dimethylamino)sulfonyl]-6,7-dihydro-3-methoxy-6-(4-morpholinylsulfonyl)- 958297-97-7 C31H40N4O7S2
5H-indolo[2,1-a][2]benzazepine-10-carboxamide, 13-cyclohexyl-N-[(dimethylamino)sulfonyl]-6,7-dihydro-3-methoxy-6-(4-morpholinylsulfonyl)-
—— 5-bromo-1,3-dimethyl-2-oxo-2,3-dihydro-pyrimidinium 61851-80-7 C6H8BrN2O
5-bromo-1,3-dimethyl-2-oxo-2,3-dihydro-pyrimidinium
—— [5-(3-Bromo-7-methyl-5,6,7,8-tetrahydro-imidazo[1,2-a]pyridin-2-yl)-benzooxazol-2-yl]-ethyl-amine 141244-15-7 C17H19BrN4O
[5-(3-Bromo-7-methyl-5,6,7,8-tetrahydro-imidazo[1,2-a]pyridin-2-yl)-benzooxazol-2-yl]-ethyl-amine
—— 5-chloro-1-(phenylmethyl)-2,3,6,7-tetrahydro-1H-azepine-4-carbaldehyde oxime 200811-80-9 C14H17ClN2O
5-chloro-1-(phenylmethyl)-2,3,6,7-tetrahydro-1H-azepine-4-carbaldehyde oxime
—— 5-(2,4-dinitro-phenyl)-5-ethyl-3-methyl-1-nitro-imidazolidine-2,4-dione 65632-94-2 C12H11N5O8
5-(2,4-dinitro-phenyl)-5-ethyl-3-methyl-1-nitro-imidazolidine-2,4-dione
—— 5-chloro-4-(((5-chloro-6-cyclopropylpyridin-3-yl)oxy)methyl)-2-fluorobenzoic acid 1443431-27-3 C16H12Cl2FNO3
5-chloro-4-(((5-chloro-6-cyclopropylpyridin-3-yl)oxy)methyl)-2-fluorobenzoic acid
—— 5H-indolo[2,1-a][2]benzazepine-10-carboxamide, 13-cyclohexyl-6-[[2-(dimethylamino)ethyl]sulfonyl]-N-[(dimethylamino)sulfonyl]-6,7-dihydro-3-methoxy- 958297-88-6 C31H42N4O6S2
5H-indolo[2,1-a][2]benzazepine-10-carboxamide, 13-cyclohexyl-6-[[2-(dimethylamino)ethyl]sulfonyl]-N-[(dimethylamino)sulfonyl]-6,7-dihydro-3-methoxy-
—— 5-benzyl-3-methyloxazolidine-2,4-dione 5841-65-6 C11H11NO3
5-benzyl-3-methyloxazolidine-2,4-dione
—— 5-[13-cyclohexyl-10-[[[(dimethylamino)sulfonyl]amino]carbonyl]-3-methoxy-7H-indolo[2,1-a][2]benzazepin-6-yl]-1,3-dimethyl-1H-pyrazole-4-carboxylic acid methyl ester 1127237-34-6 C34H39N5O6S
5-[13-cyclohexyl-10-[[[(dimethylamino)sulfonyl]amino]carbonyl]-3-methoxy-7H-indolo[2,1-a][2]benzazepin-6-yl]-1,3-dimethyl-1H-pyrazole-4-carboxylic acid methyl ester