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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-O-acetyl-1,4-anhydro-2,3-di-O-benzyl-D-arabinitol 138858-67-0 C21H24O5
    5-O-acetyl-1,4-anhydro-2,3-di-O-benzyl-D-arabinitol
    —— 5-phthalimidomethylsalicylic acid 153025-43-5 C16H11NO5
    5-phthalimidomethylsalicylic acid
    —— 5-(trimethylsilylethynyl)-2-hydroxyacetophenone 1450713-16-2 C13H16O2Si
    5-(trimethylsilylethynyl)-2-hydroxyacetophenone
    —— 5'-O-(4,4'-dimethoxytrityl)-5-(2-(N-benzimidazolonyl)ethylaminocarbonyl)-2'-deoxyuridine 1338921-59-7 C40H39N5O9
    5'-O-(4,4'-dimethoxytrityl)-5-(2-(N-benzimidazolonyl)ethylaminocarbonyl)-2'-deoxyuridine
    —— 5,10,15-tris(4-tert-butylphenyl)-20-(4-azidophenyl)porphyrin 952190-07-7 C56H51N7Zn
    5,10,15-tris(4-tert-butylphenyl)-20-(4-azidophenyl)porphyrin
    —— 5-Bromo-6-chloro-4-methylpyridine-3-sulfonyl chloride 2169135-47-9 C6H4BrCl2NO2S
    5-Bromo-6-chloro-4-methylpyridine-3-sulfonyl chloride
    —— 5-ferrocenyl-12-methoxy-3,4-diazatricyclo[7.4.3.0(2,6)]trideca-2,9,11,13-tetraene 718628-35-4 C22H22FeN2O
    5-ferrocenyl-12-methoxy-3,4-diazatricyclo[7.4.3.0(2,6)]trideca-2,9,11,13-tetraene
    —— [5-(5-bromopyrimidin-2-yl)thiophen-2-yl]-N,N-bis(4-hexyloxyphenyl)amine 1306754-05-1 C32H38BrN3O2S
    [5-(5-bromopyrimidin-2-yl)thiophen-2-yl]-N,N-bis(4-hexyloxyphenyl)amine
    —— 5-Cyano-3-phenylsulfanyl-pyrazine-2-carboxylic acid amide 132274-85-2 C12H8N4OS
    5-Cyano-3-phenylsulfanyl-pyrazine-2-carboxylic acid amide
    —— 5-Nitro-benzoxazol-2-aldoxim 27412-08-4 C8H5N3O4
    5-Nitro-benzoxazol-2-aldoxim
    —— 5-[[1-[[3-(1,1-dimethylethyl)-phenyl]sulfonyl]-5-trifluoromethyl-1H-indol-2-yl]-carbonyl]-thiophene-2-carboxylic acid methyl ester 1274940-90-7 C26H22F3NO5S2
    5-[[1-[[3-(1,1-dimethylethyl)-phenyl]sulfonyl]-5-trifluoromethyl-1H-indol-2-yl]-carbonyl]-thiophene-2-carboxylic acid methyl ester
    —— 5-benzylthio-1-methyl-3-nitropyrazole-4-carboxamide 1105708-32-4 C12H12N4O3S
    5-benzylthio-1-methyl-3-nitropyrazole-4-carboxamide
    —— 5-Brom-1-Nitropyridazin-1-Oxid 24710-95-0 C4H2BrN3O3
    5-Brom-1-Nitropyridazin-1-Oxid
    —— 5-(ferrocenyl-carbamoyl)-3,4-diphenyl-1H-pyrrole-2-carboxylic acid methyl ester 566915-25-1 C29H24FeN2O3
    5-(ferrocenyl-carbamoyl)-3,4-diphenyl-1H-pyrrole-2-carboxylic acid methyl ester
    —— 5,7-Dichlor-3-oxo-dihydro-1,2,4,-benzothiadiazin-1,1-dioxid 89999-93-9 C7H4Cl2N2O3S
    5,7-Dichlor-3-oxo-dihydro-1,2,4,-benzothiadiazin-1,1-dioxid
    —— 5-(4-nonoxyphenyl)-1,3,4-thiadiazol-2-amine 158098-95-4 C17H25N3OS
    5-(4-nonoxyphenyl)-1,3,4-thiadiazol-2-amine
    —— 5-(4-chlorophenyl)-2-(3,4-dimethoxyphenyl)-indolizine 1603829-34-0 C22H18ClNO2
    5-(4-chlorophenyl)-2-(3,4-dimethoxyphenyl)-indolizine
    —— 5-<Bis(4-chlorphenyl)methylen>bicyclo<4.4.1>undeca-3,6,8,10-tetraen-2-on 99818-70-9 C24H16Cl2O
    5-<Bis(4-chlorphenyl)methylen>bicyclo<4.4.1>undeca-3,6,8,10-tetraen-2-on
    —— 5,17-dioxo-3,5-seco-A-nor-androstan-3-oic acid ethyl ester 112325-00-5 C20H30O4
    5,17-dioxo-3,5-seco-A-nor-androstan-3-oic acid ethyl ester
    —— {5-[3-(5-cyclohexylcarbamoyl-4-phenyl-1H-imidazol-2-yl)-1-(tetrahydro-pyran-2-yl)-1H-indazol-5-yl]-4-methyl-pyridin-3-ylmethyl}-ethyl-carbamic acid tert-butyl ester 850891-88-2 C42H51N7O4
    {5-[3-(5-cyclohexylcarbamoyl-4-phenyl-1H-imidazol-2-yl)-1-(tetrahydro-pyran-2-yl)-1H-indazol-5-yl]-4-methyl-pyridin-3-ylmethyl}-ethyl-carbamic acid tert-butyl ester
    —— 5-(2-Hydroxy-2-methylpropyl)-7,7-dimethyl-15-(2-trimethylsilylethoxymethyl)-5,11,14,15-tetrazapentacyclo[10.8.0.02,10.04,8.013,17]icosa-1(12),2,4(8),9,13,16-hexaen-6-one 1056564-21-6 C28H40N4O3Si
    5-(2-Hydroxy-2-methylpropyl)-7,7-dimethyl-15-(2-trimethylsilylethoxymethyl)-5,11,14,15-tetrazapentacyclo[10.8.0.02,10.04,8.013,17]icosa-1(12),2,4(8),9,13,16-hexaen-6-one
    —— 5-n-butyloxy-1-(2,4-dimethylpentan-3-ylidene)-3-oxopyrazolidine-1-ium-2-ide 1401072-52-3 C14H26N2O2
    5-n-butyloxy-1-(2,4-dimethylpentan-3-ylidene)-3-oxopyrazolidine-1-ium-2-ide
    —— 5-(3-Hydroxyphenyl)-7-[4-(2-(1-imidazolyl)ethoxy)phenyl]-4-aminopyrrolo-[2,3-d]pyrimidine 178909-94-9 C23H20N6O2
    5-(3-Hydroxyphenyl)-7-[4-(2-(1-imidazolyl)ethoxy)phenyl]-4-aminopyrrolo-[2,3-d]pyrimidine
    —— 5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-(3-(pyrrolidin-1-yl)propyl)-1H-pyrazole-3-carboxamide 1291067-93-0 C24H25Cl3N4O
    5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-(3-(pyrrolidin-1-yl)propyl)-1H-pyrazole-3-carboxamide
    —— 5-methyl-7-oxo-5β-cholest-8(14)-en-3β-yl acetate 82229-48-9 C30H48O3
    5-methyl-7-oxo-5β-cholest-8(14)-en-3β-yl acetate
    —— (5aS,9aR)-5,5,8-Trimethyl-3-phenyl-5a,6,9,9a-tetrahydro-3H,5H-isochromeno[3,4-cpyrazole 112297-03-7 C19H22N2O
    (5aS,9aR)-5,5,8-Trimethyl-3-phenyl-5a,6,9,9a-tetrahydro-3H,5H-isochromeno[3,4-cpyrazole
    —— 5-[4-[5,6-Dichloro-1-ethyl-3-(2-morpholin-4-ylethyl)benzimidazol-2-ylidene]but-2-enylidene]-3-ethyl-2-sulfanylidene-1,3-thiazolidin-4-one 32952-10-6 C24H28Cl2N4O2S2
    5-[4-[5,6-Dichloro-1-ethyl-3-(2-morpholin-4-ylethyl)benzimidazol-2-ylidene]but-2-enylidene]-3-ethyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 5-(2-Methoxyethyl)-1,2-oxazol-3-amine 1497931-38-0 C6H10N2O2
    5-(2-Methoxyethyl)-1,2-oxazol-3-amine
    —— 5,5-Diphenyl-4-oxo-3-(piperidin-1-yl)tetrahydro-1,3-thiazin-2-thion-S-oxid 138696-30-7 C21H22N2O2S2
    5,5-Diphenyl-4-oxo-3-(piperidin-1-yl)tetrahydro-1,3-thiazin-2-thion-S-oxid
    —— 5-(5-chlorothiophen-2-yl)-3-((2-nitrophenoxy)methyl)isoxazole 1277100-20-5 C14H9ClN2O4S
    5-(5-chlorothiophen-2-yl)-3-((2-nitrophenoxy)methyl)isoxazole
    —— 5-chloro-1H-indazole-3-carboxylic acid pyridin-3-ylamide 660822-77-5 C13H9ClN4O
    5-chloro-1H-indazole-3-carboxylic acid pyridin-3-ylamide
    —— 5-Amino-1-cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(4-methylamino-3-ethyl-3-methyl-1-piperidinyl)-4-oxo-quinoline-3-carboxylic acid 473839-47-3 C23H31FN4O4
    5-Amino-1-cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(4-methylamino-3-ethyl-3-methyl-1-piperidinyl)-4-oxo-quinoline-3-carboxylic acid
    —— 5-Aminomethyl-2-bromophenol hydrochloride 916213-66-6 C7H8BrNO*ClH
    5-Aminomethyl-2-bromophenol hydrochloride
    —— 5-Chloro-1,3-diethyl-1H-pyrazole-4-carboxaldehyde 68827-41-8 C8H11ClN2O
    5-Chloro-1,3-diethyl-1H-pyrazole-4-carboxaldehyde
    —— 5-bromo-2-[3-(4-bromophenylsulfamoyl)benzoylamino]benzoic acid 870808-05-2 C20H14Br2N2O5S
    5-bromo-2-[3-(4-bromophenylsulfamoyl)benzoylamino]benzoic acid
    —— 5-(4-bromo-phenyl)-3-(2-chloro-phenyl)-thiazolo[2,3-<i>c</i>][1,2,4]triazole 66479-74-1 C16H9BrClN3S
    5-(4-bromo-phenyl)-3-(2-chloro-phenyl)-thiazolo[2,3-<i>c</i>][1,2,4]triazole
    —— 5-[3-(2-bromo-5-fluorophenoxy)propoxy]-1,3,4-thiadiazole-2-carbonitrile 1073319-62-6 C12H9BrFN3O2S
    5-[3-(2-bromo-5-fluorophenoxy)propoxy]-1,3,4-thiadiazole-2-carbonitrile
    —— 5-(2-chlorophenyl)-1-phenyl-3-p-tolyl-1H-pyrazole 1485635-88-8 C22H17ClN2
    5-(2-chlorophenyl)-1-phenyl-3-p-tolyl-1H-pyrazole
    —— 5-[2-(2-Chlorophenyl)hydrazinylidene]-4,6-dimethylpyrimidine-2(5H)-thione 88956-62-1 C12H11ClN4S
    5-[2-(2-Chlorophenyl)hydrazinylidene]-4,6-dimethylpyrimidine-2(5H)-thione
    —— 5-(4-methylpyridin-3-yl)-3-(4-(pyridin-3-yl)-1H-benzo[d]imidazol-2-yl)-1H-indazole 1616951-18-8 C25H18N6
    5-(4-methylpyridin-3-yl)-3-(4-(pyridin-3-yl)-1H-benzo[d]imidazol-2-yl)-1H-indazole
    —— 5-chloro-1-phenyl-3-pyridin-4-yl-1H-pyrazole-4-carboxylic acid 848355-72-6 C15H10ClN3O2
    5-chloro-1-phenyl-3-pyridin-4-yl-1H-pyrazole-4-carboxylic acid
    —— 5-Chlor-2-(3-acetyl-2,3-dihydro-2-phenyl-1,3,4-oxadiazol-5-yl)-indol 97132-72-4 C18H14ClN3O2
    5-Chlor-2-(3-acetyl-2,3-dihydro-2-phenyl-1,3,4-oxadiazol-5-yl)-indol
    —— 5-isobutyl-4-methyl-pyrrole-2,3-dicarboxylic acid-3-ethyl ester 107412-22-6 C13H19NO4
    5-isobutyl-4-methyl-pyrrole-2,3-dicarboxylic acid-3-ethyl ester
    —— 5-(1-cyclopentyl-5-((1R,5S,6r)-3-(oxetan-3-yl)-3-azabicyclo[3.1.0]hexan-6-yl)-1H-pyrazol-3-yl)-3-(difluoromethyl)pyridin-2-amine 1620574-18-6 C22H27F2N5O
    5-(1-cyclopentyl-5-((1R,5S,6r)-3-(oxetan-3-yl)-3-azabicyclo[3.1.0]hexan-6-yl)-1H-pyrazol-3-yl)-3-(difluoromethyl)pyridin-2-amine
    —— 5-butyryl-6-{[(3,4-dimethoxybenzyl)oxy]methyl}-2-oxo-l,2-dihydropyridine-3-carbonitrile 1204294-31-4 C20H22N2O5
    5-butyryl-6-{[(3,4-dimethoxybenzyl)oxy]methyl}-2-oxo-l,2-dihydropyridine-3-carbonitrile
    —— 5,7-dimethoxychroman-3-yl 3,5-bis(benzyloxy)benzoate 1448792-46-8 C32H30O7
    5,7-dimethoxychroman-3-yl 3,5-bis(benzyloxy)benzoate
    —— 5-(4-nitro-phenyl)-6-(toluene-4-sulfonyloxy)-4-thia-1-aza-bicyclo[3.2.0]heptan-7-one 54151-09-6 C18H16N2O6S2
    5-(4-nitro-phenyl)-6-(toluene-4-sulfonyloxy)-4-thia-1-aza-bicyclo[3.2.0]heptan-7-one
    —— (5R,6S)-3-acetyl-5-(acetyloxy)methyl-2-methyl-1-(4-methylphenyl)-1,5,6,7-tetrahydropyrano[3,2-b]pyrrol-6-yl acetate 1020540-82-2 C22H25NO6
    (5R,6S)-3-acetyl-5-(acetyloxy)methyl-2-methyl-1-(4-methylphenyl)-1,5,6,7-tetrahydropyrano[3,2-b]pyrrol-6-yl acetate
    —— 5-ethyl-3-<3,5-dimethyl-4-(4-pentyn-1-yloxy)phenyl>-1,2,4-oxadiazole 146464-49-5 C17H20N2O2
    5-ethyl-3-<3,5-dimethyl-4-(4-pentyn-1-yloxy)phenyl>-1,2,4-oxadiazole
    —— (5E,7R,8S,9S,10R)-7,8:9,10-di-O-isopropylidene-7,8,9,10-tetraoxotridec-5-enoic acid tert-butyl ester 912642-01-4 C23H40O6
    (5E,7R,8S,9S,10R)-7,8:9,10-di-O-isopropylidene-7,8,9,10-tetraoxotridec-5-enoic acid tert-butyl ester