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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(bicyclo[2.2.1]hepta-2,5-dien-2-yl)pentan-1-ol 285996-14-7 C12H18O
    5-(bicyclo[2.2.1]hepta-2,5-dien-2-yl)pentan-1-ol
    —— 5,6-Dimethylnicotine 77629-44-8 C12H18N2
    5,6-Dimethylnicotine
    —— 5-(<i>Z</i>)-benzo[1,3]dioxol-5-ylmethylene-3-(2-methyl-4,6-dinitro-phenyl)-2-thioxo-thiazolidin-4-one 68142-64-3 C18H11N3O7S2
    5-(<i>Z</i>)-benzo[1,3]dioxol-5-ylmethylene-3-(2-methyl-4,6-dinitro-phenyl)-2-thioxo-thiazolidin-4-one
    —— (5α,8α)-8-hydroxy-8-(2-hydroxyethyl)-2-(4-trifluoromethoxyphenyl)-2-azaspiro[4.5]decan-1-one 1292275-58-1 C18H22F3NO4
    (5α,8α)-8-hydroxy-8-(2-hydroxyethyl)-2-(4-trifluoromethoxyphenyl)-2-azaspiro[4.5]decan-1-one
    —— 5-chloro-1-(2-chloroethyl)-3-phenyl-1H-pyrazole 67000-39-9 C11H10Cl2N2
    5-chloro-1-(2-chloroethyl)-3-phenyl-1H-pyrazole
    —— 5,6,7-trimethoxy-2-morpholin-4-yl-4-phenyl-quinoline 69535-93-9 C22H24N2O4
    5,6,7-trimethoxy-2-morpholin-4-yl-4-phenyl-quinoline
    —— 5,5'-bis-dichloromethylene-[4,4']bi[1,3]dioxolanyl-2,2'-dione 69299-62-3 C8H2Cl4O6
    5,5'-bis-dichloromethylene-[4,4']bi[1,3]dioxolanyl-2,2'-dione
    —— 5-(tert-butyldimethylsiloxy)-3-(tert-butyldiphenylsiloxy)-1-pentyne 479581-79-8 C27H40O2Si2
    5-(tert-butyldimethylsiloxy)-3-(tert-butyldiphenylsiloxy)-1-pentyne
    —— 5-[4-methoxyphenylmercury(II)]-pyrimidine-2,4,6-trione 251319-92-3 C11H10HgN2O4
    5-[4-methoxyphenylmercury(II)]-pyrimidine-2,4,6-trione
    —— 5-chloro-4-methyl-hept-3-ene 861580-59-8 C8H15Cl
    5-chloro-4-methyl-hept-3-ene
    —— 5-(cyclopropylmethyl)-2-(phenoxymethyl)-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one 1382782-26-4 C17H19N3O2
    5-(cyclopropylmethyl)-2-(phenoxymethyl)-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one
    —— 5-benzyl-2,3,4,5-tetramethylcyclopent-2-enone 108344-69-0 C16H20O
    5-benzyl-2,3,4,5-tetramethylcyclopent-2-enone
    —— 5-(N-methylphenylamino)-4,6-dinitrobenzofurazan oxide 97346-27-5 C13H9N5O6
    5-(N-methylphenylamino)-4,6-dinitrobenzofurazan oxide
    —— 5-chloro-N-[(2R)-3-{[2-fluoro-4-(2-oxopyridin-1(2H)-yl)phenyl]amino}-2-hydroxypropyl]thiophene-2-carboxamide 1093629-05-0 C19H17ClFN3O3S
    5-chloro-N-[(2R)-3-{[2-fluoro-4-(2-oxopyridin-1(2H)-yl)phenyl]amino}-2-hydroxypropyl]thiophene-2-carboxamide
    —— 5-[5-[5-[5-[5-(9-Ethylcarbazol-3-yl)-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-4-hexylthiophene-2-carbaldehyde 952656-87-0 C65H83NOS5
    5-[5-[5-[5-[5-(9-Ethylcarbazol-3-yl)-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-4-hexylthiophen-2-yl]-4-hexylthiophene-2-carbaldehyde
    —— 5-Chloro-2-(cyclopropylmethyl-amino)-N-piperidin-4-yl-nicotinamide 948993-09-7 C15H21ClN4O
    5-Chloro-2-(cyclopropylmethyl-amino)-N-piperidin-4-yl-nicotinamide
    —— (5S)-3-(2,4-difluorophenyl)-N-[(1S,2R)-2-hydroxy-3-[[[4-(hydroxymethyl)phenyl]sulfonyl](2-methylpropyl)amino]-1-(phenylmethyl)propyl]-2-oxooxazolidine-5-carboxamide 1066875-88-4 C31H35F2N3O7S
    (5S)-3-(2,4-difluorophenyl)-N-[(1S,2R)-2-hydroxy-3-[[[4-(hydroxymethyl)phenyl]sulfonyl](2-methylpropyl)amino]-1-(phenylmethyl)propyl]-2-oxooxazolidine-5-carboxamide
    —— 5-trimethylsilanyloxy-1λ<sup>4</sup>δ<sup>2</sup>-[1,3,2,4,6]dithiatriazine 1,3,3-trioxide 54866-64-7 C4H9N3O4S2Si
    5-trimethylsilanyloxy-1λ<sup>4</sup>δ<sup>2</sup>-[1,3,2,4,6]dithiatriazine 1,3,3-trioxide
    —— 5-bromo-1-(tri-<i>O</i>-acetyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-imidazole-4-carbothioic acid amide 59354-04-0 C15H18BrN3O7S
    5-bromo-1-(tri-<i>O</i>-acetyl-β-<i>D</i>-ribofuranosyl)-1<i>H</i>-imidazole-4-carbothioic acid amide
    —— 5-nitro-furan-2-carbaldehyde [3-(4-chloro-phenyl)-5-methyl-pyrazolo[1,5-<i>a</i>]pyrimidin-7-yl]-hydrazone 58347-39-0 C18H13ClN6O3
    5-nitro-furan-2-carbaldehyde [3-(4-chloro-phenyl)-5-methyl-pyrazolo[1,5-<i>a</i>]pyrimidin-7-yl]-hydrazone
    —— 5,5-dimethyl-2-propyl-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester 1033818-82-4 C16H29NO4
    5,5-dimethyl-2-propyl-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester
    —— (5-trimethylsilyl-4,5-dihydrooxepin-3-yl) trifluoromethanesulfonate 133286-02-9 C10H15F3O4SSi
    (5-trimethylsilyl-4,5-dihydrooxepin-3-yl) trifluoromethanesulfonate
    —— 5-ferrocenyl-3H-1,2-dithiole-3-thione 324576-88-7 C13H10FeS3
    5-ferrocenyl-3H-1,2-dithiole-3-thione
    —— 5,11-diamine-26,27,28,29-tetrabutyloxycalix[4]arene 261717-25-3 C44H58N2O4
    5,11-diamine-26,27,28,29-tetrabutyloxycalix[4]arene
    —— 5-Chlorocarbonyl-4-ethyl-3-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester 95305-12-7 C13H18ClNO3
    5-Chlorocarbonyl-4-ethyl-3-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester
    —— (5-bromo-thiazol-2-yl)-methyl-carbamic acid phenyl ester 37660-92-7 C11H9BrN2O2S
    (5-bromo-thiazol-2-yl)-methyl-carbamic acid phenyl ester
    —— 5,5'-Dichloro-3,3'-dinitro-2,2'-bis-phenylsulfanyl-biphenyl 68207-49-8 C24H14Cl2N2O4S2
    5,5'-Dichloro-3,3'-dinitro-2,2'-bis-phenylsulfanyl-biphenyl
    —— 5-Acetylamino-1H-imidazole-4-carboxamide hydrochloride 96960-72-4 C6H8N4O2*ClH
    5-Acetylamino-1H-imidazole-4-carboxamide hydrochloride
    —— 5-chloro-5-(4-chlorophenyl)-1-(2,4-dimethoxyphenyl)-penta-2,4-dien-1-one 1224257-74-2 C19H16Cl2O3
    5-chloro-5-(4-chlorophenyl)-1-(2,4-dimethoxyphenyl)-penta-2,4-dien-1-one
    —— 5,17-Di-tert-butyl-11,23-bis<(propargyloxy)methyl>calix<4>arene-25,26,27,28-tetrol 170939-97-6 C44H48O6
    5,17-Di-tert-butyl-11,23-bis<(propargyloxy)methyl>calix<4>arene-25,26,27,28-tetrol
    —— (5S)-5-isopropenyl-2-methyl-3-phenylcyclohex-2-enone 1252794-57-2 C16H18O
    (5S)-5-isopropenyl-2-methyl-3-phenylcyclohex-2-enone
    —— 5-(2-tert-Butylamino-acetyl)-8-hydroxy-3,4-dihydro-1H-quinolin-2-one 60442-99-1 C15H20N2O3
    5-(2-tert-Butylamino-acetyl)-8-hydroxy-3,4-dihydro-1H-quinolin-2-one
    —— 5-(1-adamantyl)-4-(2,6-difluorobenzylideneamino)-2-[4-(3-trifluoromethylphenyl)-1-piperazinylmethyl]-1,2,4-triazole-3-thione 1224600-80-9 C31H33F5N6S
    5-(1-adamantyl)-4-(2,6-difluorobenzylideneamino)-2-[4-(3-trifluoromethylphenyl)-1-piperazinylmethyl]-1,2,4-triazole-3-thione
    —— 5-Bromo-2-({5-[(E)-3-(4-hydroxy-3-methoxy-phenyl)-acryloylamino]-[1,3,4]oxadiazol-2-ylmethyl}-amino)-benzoic acid 497870-86-7 C20H17BrN4O6
    5-Bromo-2-({5-[(E)-3-(4-hydroxy-3-methoxy-phenyl)-acryloylamino]-[1,3,4]oxadiazol-2-ylmethyl}-amino)-benzoic acid
    —— (5R)-5-[(4-cyanophenyl)methyl]-7-(3,5-dichloro-4-fluorophenyl)-5-methyl-6-oxo-N-[1-[[1-[5-(3-sulfamoylphenyl)pyridin-2-yl]cyclopropyl]carbamoyl]cyclopropyl]imidazo[1,2-a]imidazole-3-carboxamide 1257637-28-7 C39H31Cl2FN8O5S
    (5R)-5-[(4-cyanophenyl)methyl]-7-(3,5-dichloro-4-fluorophenyl)-5-methyl-6-oxo-N-[1-[[1-[5-(3-sulfamoylphenyl)pyridin-2-yl]cyclopropyl]carbamoyl]cyclopropyl]imidazo[1,2-a]imidazole-3-carboxamide
    —— 5-(imidazo[1,2-a]pyridin-6-yl)-1',3',4',6',7',8',9',9a'-octahydro-3H-spiro[benzofuran-2,2'-quinolizine] 1258430-50-0 C23H25N3O
    5-(imidazo[1,2-a]pyridin-6-yl)-1',3',4',6',7',8',9',9a'-octahydro-3H-spiro[benzofuran-2,2'-quinolizine]
    —— 5-Cyclopentylmethyl-indan-1-carbaldehyd 87292-68-0 C16H20O
    5-Cyclopentylmethyl-indan-1-carbaldehyd
    —— 5-(1-adamantyl)-4-(2,6-dichlorobenzylideneamino)-2-[4-(2-methoxyphenyl)-1-piperazinylmethyl]-1,2,4-triazole-3-thione 1224600-89-8 C31H36Cl2N6OS
    5-(1-adamantyl)-4-(2,6-dichlorobenzylideneamino)-2-[4-(2-methoxyphenyl)-1-piperazinylmethyl]-1,2,4-triazole-3-thione
    —— 5-Methyl-3-(methylthio)-2-pyrazinecarbonitrile 128142-13-2 C7H7N3S
    5-Methyl-3-(methylthio)-2-pyrazinecarbonitrile
    —— (5-bromo-7-methyl-1<i>H</i>-benzo[1,2,5]thiadiazin-3-yl)-carbamic acid ethyl ester 33190-00-0 C11H12BrN3O2S
    (5-bromo-7-methyl-1<i>H</i>-benzo[1,2,5]thiadiazin-3-yl)-carbamic acid ethyl ester
    —— 5-Cyclohex-1-enyl-3-oxo-pentanoic acid methyl ester 56028-92-3 C12H18O3
    5-Cyclohex-1-enyl-3-oxo-pentanoic acid methyl ester
    —— 5-(3-chloro-5-fluorophenyl)-1-(3-cyanophenyl)-1H-pyrazole-3-carboxylic acid 1187919-13-6 C17H9ClFN3O2
    5-(3-chloro-5-fluorophenyl)-1-(3-cyanophenyl)-1H-pyrazole-3-carboxylic acid
    —— 5-(2-acetoxyethylidene)-2,3,4-trimethyl-2-cyclopenten-1-one 127231-34-9 C12H16O3
    5-(2-acetoxyethylidene)-2,3,4-trimethyl-2-cyclopenten-1-one
    —— 5-methoxy-2,3-dimethyl-thiophene 142396-72-3 C7H10OS
    5-methoxy-2,3-dimethyl-thiophene
    —— (+)-(5E,1R,4S,6R)-5-[4-(tert-butyl(dimethyl)silyloxy)-2,2,6-trimethyl-7-oxabicyclo[4.1.0]-heptan-1-yl]pent-2-en-4-yn-1-ol 1052162-00-1 C20H34O3Si
    (+)-(5E,1R,4S,6R)-5-[4-(tert-butyl(dimethyl)silyloxy)-2,2,6-trimethyl-7-oxabicyclo[4.1.0]-heptan-1-yl]pent-2-en-4-yn-1-ol
    —— 5-methyl-1-(toluene-4-sulfonyl)-1,4-dihydro-cyclopentapyrazole-3-carbonitrile 851776-82-4 C15H13N3O2S
    5-methyl-1-(toluene-4-sulfonyl)-1,4-dihydro-cyclopentapyrazole-3-carbonitrile
    —— 5-bromo-N-p-tolyl-1H-indole-1-carboxamide 1571899-53-0 C16H13BrN2O
    5-bromo-N-p-tolyl-1H-indole-1-carboxamide
    —— 5-hydroxy-8-methyl-7-nonen-3,6-dione 87224-37-1 C10H16O3
    5-hydroxy-8-methyl-7-nonen-3,6-dione
    —— 5β,17-dimethyl-3-methoxy-4-[(1-phenyl-1H-tetrazol-5-yl)oxy]morphinan-6-one 1243301-00-9 C26H29N5O3
    5β,17-dimethyl-3-methoxy-4-[(1-phenyl-1H-tetrazol-5-yl)oxy]morphinan-6-one
    —— (5-chloro-2-methylindol-1-yl)acetic acid 1161865-96-8 C11H10ClNO2
    (5-chloro-2-methylindol-1-yl)acetic acid