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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Chloro-2-[(2-propynoxyimino)methyl]phenol 103742-88-7 C10H8ClNO2
    5-Chloro-2-[(2-propynoxyimino)methyl]phenol
    —— 5,5'-bis(2-oxooctyl)-2,2'-bithiophene bis(ethylene acetal) 1252668-63-5 C28H42O4S2
    5,5'-bis(2-oxooctyl)-2,2'-bithiophene bis(ethylene acetal)
    —— 5-(difluoromethyl)-3-(4-nitrophenyl)-1-phenyl-1H-pyrazole 929606-96-2 C16H11F2N3O2
    5-(difluoromethyl)-3-(4-nitrophenyl)-1-phenyl-1H-pyrazole
    —— 5,6,7,8-tetrafluoro-1,4,4a,9,9a,10-hexahydro-9,10-epithioanthracene-1,4-dione 1006716-36-4 C14H6F4O2S
    5,6,7,8-tetrafluoro-1,4,4a,9,9a,10-hexahydro-9,10-epithioanthracene-1,4-dione
    —— 5-chloro-6-iodo-1',3',3'-trimethylspiro<2H-benzopyran-2,2'-indoline> 227103-32-4 C19H17ClINO
    5-chloro-6-iodo-1',3',3'-trimethylspiro<2H-benzopyran-2,2'-indoline>
    —— 5,11-difluorotetracyclo[13.3.1.13,7.19,13]henicosa-1(19),3(21),4,6,9,11,13(20),15,17-nonaene-19,20,21-triol 83142-73-8 C21H16F2O3
    5,11-difluorotetracyclo[13.3.1.13,7.19,13]henicosa-1(19),3(21),4,6,9,11,13(20),15,17-nonaene-19,20,21-triol
    —— 5-Bromo-3-(bromomethyl)-2,3-dihydro-1-benzofuran 2155855-22-2 C9H8Br2O
    5-Bromo-3-(bromomethyl)-2,3-dihydro-1-benzofuran
    —— 5-pyrrol-2-yl-penta-2,4-dienal 49616-65-1 C9H9NO
    5-pyrrol-2-yl-penta-2,4-dienal
    —— 5-Bromo-2-fluoro-4-methoxybenzene-1-sulfonylchloride 1517141-59-1 C7H5BrClFO3S
    5-Bromo-2-fluoro-4-methoxybenzene-1-sulfonylchloride
    —— 5-(4-trifluoromethylphenoxy)benzo-2,1,3-oxadiazole 100593-80-4 C13H7F3N2O2
    5-(4-trifluoromethylphenoxy)benzo-2,1,3-oxadiazole
    —— 5,11,17,23,29,35-hexa(tert-butyl)-37,38,39,40,41,42-hexamethoxy-2,8,14,20,26,32-hexahydroxy-calix[6]arene 1054640-65-1 C72H96O12
    5,11,17,23,29,35-hexa(tert-butyl)-37,38,39,40,41,42-hexamethoxy-2,8,14,20,26,32-hexahydroxy-calix[6]arene
    —— 5-Nitro-2-(2-diethylamino-ethoxy)-benzamid 5539-50-4 C13H19N3O4
    5-Nitro-2-(2-diethylamino-ethoxy)-benzamid
    —— 5-<2-Nitro-phenylamino>-2-<4-nitro-phenyl>-1-p-tolyl-1,3,4-thiadiazolin 100153-38-6 C21H17N5O4S
    5-<2-Nitro-phenylamino>-2-<4-nitro-phenyl>-1-p-tolyl-1,3,4-thiadiazolin
    —— 5-(4-cyanophenyl)-3,4,7,8-tetrahydro-2-(methylthio)-4,7-dioxopyrido[2,3-d]pyrimidine-6-carbonitrile 1569612-65-2 C16H9N5O2S
    5-(4-cyanophenyl)-3,4,7,8-tetrahydro-2-(methylthio)-4,7-dioxopyrido[2,3-d]pyrimidine-6-carbonitrile
    —— 5-[2-(2-methyl-indol-3-yl)-1-phenyl-ethyl]-3<i>H</i>-[1,3,4]oxadiazole-2-thione 102023-07-4 C19H17N3OS
    5-[2-(2-methyl-indol-3-yl)-1-phenyl-ethyl]-3<i>H</i>-[1,3,4]oxadiazole-2-thione
    —— 5-(4-methoxy-3-nitro-phenyl)-pyridazin-4-ylamine 103646-94-2 C11H10N4O3
    5-(4-methoxy-3-nitro-phenyl)-pyridazin-4-ylamine
    —— 5α-cholestanyl-(3β)-hydrogen sulfate; potassium-salt 72205-15-3 C27H47O4S*K
    5α-cholestanyl-(3β)-hydrogen sulfate; potassium-salt
    —— 5-methyl-1,1-dioxo-2,3-diphenyl-1λ<sup>6</sup>-thiazolidin-4-one 58216-34-5 C16H15NO3S
    5-methyl-1,1-dioxo-2,3-diphenyl-1λ<sup>6</sup>-thiazolidin-4-one
    —— 5-chloro-6-methoxy-3-methyl-benzofuran-2-carboxylic acid ethyl ester 1106539-60-9 C13H13ClO4
    5-chloro-6-methoxy-3-methyl-benzofuran-2-carboxylic acid ethyl ester
    —— 5-(aminocarbonyl)-2-(3-fluorophenoxy)benzoioc acid 847729-72-0 C14H10FNO4
    5-(aminocarbonyl)-2-(3-fluorophenoxy)benzoioc acid
    —— 5-(4-Methoxy-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(E)-ylidene]-3H-furan-2-thione 101536-95-2 C19H16O3S
    5-(4-Methoxy-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(E)-ylidene]-3H-furan-2-thione
    —— 5-(N-2-Butylidenehydrazono)-3-oxo-2-phenyl-1,2,4-thiadiazolidine 101529-30-0 C12H14N4OS
    5-(N-2-Butylidenehydrazono)-3-oxo-2-phenyl-1,2,4-thiadiazolidine
    —— 5,5-Dimethyl-4a,5,6,7,8,9,9a,10-octahydro-anthracene-1,4-dione 874584-20-0 C16H20O2
    5,5-Dimethyl-4a,5,6,7,8,9,9a,10-octahydro-anthracene-1,4-dione
    —— 53JR445Ecl 68340-23-8 C6H8N2O5
    53JR445Ecl
    —— 5-fluoro-4-(1-isopropyl-2-methyl-1H-imidazol-5-yl)-N-[4-[(4-methylpiperazin-1-yl)sulfonyl]-2-(trifluoromethyl)phenyl]pyrimidin-2-amine hydrochloride 934280-79-2 C23H27F4N7O2S*ClH
    5-fluoro-4-(1-isopropyl-2-methyl-1H-imidazol-5-yl)-N-[4-[(4-methylpiperazin-1-yl)sulfonyl]-2-(trifluoromethyl)phenyl]pyrimidin-2-amine hydrochloride
    —— 5-benzyl-4-hydroxy-2-pyridin-4-yl-[1,3]thiazin-6-one 92868-33-2 C16H12N2O2S
    5-benzyl-4-hydroxy-2-pyridin-4-yl-[1,3]thiazin-6-one
    —— 5-(1,3-benzothiazol-2-yl)-2-[[(1R,2S)-2-hydroxy-2,3-dihydro-1H-inden-1-yl]amino]-6-[[(3R)-piperidin-3-yl]amino]pyrimidin-4-ol 1433163-68-8 C25H26N6O2S
    5-(1,3-benzothiazol-2-yl)-2-[[(1R,2S)-2-hydroxy-2,3-dihydro-1H-inden-1-yl]amino]-6-[[(3R)-piperidin-3-yl]amino]pyrimidin-4-ol
    —— (5E,9E/Z)-11,11,11-Trifluoro-6,10-dimethyl-5,9-undecadien-2-one 122203-93-4 C13H19F3O
    (5E,9E/Z)-11,11,11-Trifluoro-6,10-dimethyl-5,9-undecadien-2-one
    —— 5-methylidene-2-trimethylsilyloxycyclopent-2-en-1-one 74895-87-7 C9H14O2Si
    5-methylidene-2-trimethylsilyloxycyclopent-2-en-1-one
    —— 5-Benzyloxy-1-[4-(2-bromo-ethoxy)-benzyl]-3-methyl-2-(4-chloro-phenyl)-1H-indole 198480-14-7 C31H27BrClNO2
    5-Benzyloxy-1-[4-(2-bromo-ethoxy)-benzyl]-3-methyl-2-(4-chloro-phenyl)-1H-indole
    —— 5-Phenyl-2-(2-nitro-phenylmercapto)-penta-2,4-dien-carbonsaeure-methylester 14598-52-8 C18H15NO4S
    5-Phenyl-2-(2-nitro-phenylmercapto)-penta-2,4-dien-carbonsaeure-methylester
    —— (5R)-3-(2-Methylthio-benzo[4,5-d]thiazol-6-yl)-5-methanesulphonyloxymethyloxazolidin-2-one 176490-69-0 C13H14N2O5S3
    (5R)-3-(2-Methylthio-benzo[4,5-d]thiazol-6-yl)-5-methanesulphonyloxymethyloxazolidin-2-one
    —— 5,17-bis(3-boronopropyl)-25,26,27,28-tetrapropoxycalix[4]arene 229638-93-1 C46H62B2O8
    5,17-bis(3-boronopropyl)-25,26,27,28-tetrapropoxycalix[4]arene
    —— [5-((1R)-2-[(2-{3-[2-(1-adamantyl)ethoxy]phenyl}ethyl-)amino]-1-{[tert-butyl(dimethyl)silyl]oxy}ethyl)-2-(benzyloxy)phenyl]formamide 1159340-80-3 C42H58N2O4Si
    [5-((1R)-2-[(2-{3-[2-(1-adamantyl)ethoxy]phenyl}ethyl-)amino]-1-{[tert-butyl(dimethyl)silyl]oxy}ethyl)-2-(benzyloxy)phenyl]formamide
    —— (5-Hydroxymethyl-3-isopropenyl-cyclohex-3-enyl)-methanol 55951-52-5 C11H18O2
    (5-Hydroxymethyl-3-isopropenyl-cyclohex-3-enyl)-methanol
    —— 5-hydroxy-6-(4-methoxy-<i>trans</i>-cinnamoyl)-4-methyl-coumarin 162711-88-8 C20H16O5
    5-hydroxy-6-(4-methoxy-<i>trans</i>-cinnamoyl)-4-methyl-coumarin
    —— 5-Hydroxy-3-oxo-8-{2-[3-(2-pentyl-[1,3]dithiolan-2-yl)-2-(tetrahydro-pyran-2-yloxy)-propyl]-[1,3]dithiolan-2-yl}-octanoic acid methyl ester 94272-16-9 C28H48O6S4
    5-Hydroxy-3-oxo-8-{2-[3-(2-pentyl-[1,3]dithiolan-2-yl)-2-(tetrahydro-pyran-2-yloxy)-propyl]-[1,3]dithiolan-2-yl}-octanoic acid methyl ester
    —— 5'-Nitro-1,2-benzoylen-benzimidazol 97864-30-7 C14H7N3O3
    5'-Nitro-1,2-benzoylen-benzimidazol
    —— [5-((<i>Z</i>)α-hydroxy-4-nitro-benzylidene)-cyclopenta-1,3-dienyl]-(4-nitro-phenyl)-ketone 101880-21-1 C19H12N2O6
    [5-((<i>Z</i>)α-hydroxy-4-nitro-benzylidene)-cyclopenta-1,3-dienyl]-(4-nitro-phenyl)-ketone
    —— 5<i>t</i>-(5-nitro-[2]furyl)-penta-2<i>t</i>,4-dienal oxime 884-56-0 C9H8N2O4
    5<i>t</i>-(5-nitro-[2]furyl)-penta-2<i>t</i>,4-dienal oxime
    —— 5-(Ethyl-dimethyl-silyl)-1-amino-2-methyl-pentan-1-ol 17961-66-9 C10H25NOSi
    5-(Ethyl-dimethyl-silyl)-1-amino-2-methyl-pentan-1-ol
    —— 5-((tert-butyldimethylsilyl)oxy)-1-(4-(dimethylamino)phenyl)pent-2-yn-1-ol 1314664-69-1 C19H31NO2Si
    5-((tert-butyldimethylsilyl)oxy)-1-(4-(dimethylamino)phenyl)pent-2-yn-1-ol
    —— 5-Chloro-4'-trifluoromethyl-biphenyl-2-carboxylic acid [4-[4-(3-cyano-benzyl)-piperazin-1-yl]-phenyl]-amide 273726-24-2 C32H26ClF3N4O
    5-Chloro-4'-trifluoromethyl-biphenyl-2-carboxylic acid [4-[4-(3-cyano-benzyl)-piperazin-1-yl]-phenyl]-amide
    —— 5-methoxy-6-phenylindane 1266679-65-5 C16H16O
    5-methoxy-6-phenylindane
    —— (5-(2-(2-naphthyl)ethyl)-3-{N-[3-(trifluoromethyl)phenyl]carbamoyl}phenyl)-N-[3-(trifluoromethyl)phenyl]formamide 444343-01-5 C34H24F6N2O2
    (5-(2-(2-naphthyl)ethyl)-3-{N-[3-(trifluoromethyl)phenyl]carbamoyl}phenyl)-N-[3-(trifluoromethyl)phenyl]formamide
    —— 5-(3-bromoimidazo[1,2-a]pyridin-6-yl)-2-(trifluoromethyl)pyridine 1-oxide 1611002-13-1 C13H7BrF3N3O
    5-(3-bromoimidazo[1,2-a]pyridin-6-yl)-2-(trifluoromethyl)pyridine 1-oxide
    —— 5-[(tert-butyloxy)carbonyl]-4,5-dihydro-3-[(1,1-dimethyl)ethyl-1,2,4-oxadiazol-3-yl]imidazo[1,5-a]quinoxaline 148858-28-0 C21H25N5O3
    5-[(tert-butyloxy)carbonyl]-4,5-dihydro-3-[(1,1-dimethyl)ethyl-1,2,4-oxadiazol-3-yl]imidazo[1,5-a]quinoxaline
    —— 5-ethyl-5-phenyl-1,1,4-trimethyl-8-tosyl-1,5,7,9-tetrahydropyrrolo[3,4-h]-2-benzopyran-3-one 1092371-76-0 C29H31NO4S
    5-ethyl-5-phenyl-1,1,4-trimethyl-8-tosyl-1,5,7,9-tetrahydropyrrolo[3,4-h]-2-benzopyran-3-one
    —— 5,6-dihydroxy-7-propyl-indole-2-carboxylic acid 858233-36-0 C12H13NO4
    5,6-dihydroxy-7-propyl-indole-2-carboxylic acid
    —— 5-ethyl-3'-deoxy-N<sup>4</sup>-hydroxycytidine 1098978-29-0 C11H17N3O5
    5-ethyl-3'-deoxy-N<sup>4</sup>-hydroxycytidine