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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,5;20,20-bis(ethylenedioxy)-4,5-secopregnan-4-al 153650-73-8 C25H40O5
    5,5;20,20-bis(ethylenedioxy)-4,5-secopregnan-4-al
    —— 5-(2,2,2-Trifluoro-1-trifluoromethyl-ethoxy)-1,4,6,9-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.4]nonane 85762-89-6 C7H9F6O5P
    5-(2,2,2-Trifluoro-1-trifluoromethyl-ethoxy)-1,4,6,9-tetraoxa-5λ<sup>5</sup>-phospha-spiro[4.4]nonane
    —— 5-bromo-4-Iodo-1-(4-methylbenzenesulfonyl)-4-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine 1207626-23-0 C15H10BrF3N2O2S
    5-bromo-4-Iodo-1-(4-methylbenzenesulfonyl)-4-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine
    —— 5-(1H-indol-1-ylmethyl)-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone 1380430-64-7 C13H11N3OS
    5-(1H-indol-1-ylmethyl)-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone
    —— 5-(pyrimid-5-ylmethyl)-2-thiouracil 224776-20-9 C9H8N4OS
    5-(pyrimid-5-ylmethyl)-2-thiouracil
    —— 5-[(1-methyl-1H-indol-3-yl)methyl]-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone 1380430-62-5 C14H13N3OS
    5-[(1-methyl-1H-indol-3-yl)methyl]-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone
    —— 5-amino-25,26,27,28-tetrahydroxycalix[4]arene 836608-54-9 C28H25NO4
    5-amino-25,26,27,28-tetrahydroxycalix[4]arene
    —— 5-[1-(3-ethoxy-4-methoxy-phenyl)-vinyl]-2-methoxy-phenylamine 851958-15-1 C18H21NO3
    5-[1-(3-ethoxy-4-methoxy-phenyl)-vinyl]-2-methoxy-phenylamine
    —— 5-chloro-2-iodo-3-(p-tolyl)thiophene 158837-28-6 C11H8ClIS
    5-chloro-2-iodo-3-(p-tolyl)thiophene
    —— 5-(4-Pyridyl)pentylamine 59082-52-9 C10H16N2
    5-(4-Pyridyl)pentylamine
    —— 5-[1-(3,5-dimethoxy-phenyl)-vinyl]-2-methoxy-phenylamine 851958-12-8 C17H19NO3
    5-[1-(3,5-dimethoxy-phenyl)-vinyl]-2-methoxy-phenylamine
    —— 5-(4-pyridyl)pentanamide 84200-11-3 C10H14N2O
    5-(4-pyridyl)pentanamide
    —— 5-(6-chloro-pyridin-3-ylmethyl)-2-methylsulfanyl-1H-pyrimidin-4-one 1380430-99-8 C11H10ClN3OS
    5-(6-chloro-pyridin-3-ylmethyl)-2-methylsulfanyl-1H-pyrimidin-4-one
    —— 5-(furan-2-yl)-3,4-dimethoxyfuran-2(5H)-one 119701-57-4 C10H10O5
    5-(furan-2-yl)-3,4-dimethoxyfuran-2(5H)-one
    —— 5H-Pyrido(4,3-b)indole-8-carboxamide, 1,2,3,4-tetrahydro-N,N-diethyl-2-methyl-, hydrochloride 40431-48-9 C17H24ClN3O
    5H-Pyrido(4,3-b)indole-8-carboxamide, 1,2,3,4-tetrahydro-N,N-diethyl-2-methyl-, hydrochloride
    —— 5-chloro-3-(2-fluorophenyl)benzo[c]isoxazole 1228190-90-6 C13H7ClFNO
    5-chloro-3-(2-fluorophenyl)benzo[c]isoxazole
    —— 5-nitro-2-methyl-4-(trifluoromethyl)-1H-imidazole 81769-67-7 C5H4F3N3O2
    5-nitro-2-methyl-4-(trifluoromethyl)-1H-imidazole
    —— 5H-oxazolo<3,2a>quinolin-2,5(1H)-dione 68231-98-1 C11H7NO3
    5H-oxazolo<3,2a>quinolin-2,5(1H)-dione
    —— (5-amino-2-methyl-phenyl)-arsonic acid 872279-17-9 C7H10AsNO3
    (5-amino-2-methyl-phenyl)-arsonic acid
    —— 5-Bromo-8-methoxy-2methyl-7-quinolinesulfonyl chloride 205040-65-9 C11H9BrClNO3S
    5-Bromo-8-methoxy-2methyl-7-quinolinesulfonyl chloride
    —— {[5-(4-chlorophenyl)thieno[2,3-d]pyrimidin-4-yl]thio}acetic acid 446831-06-7 C14H9ClN2O2S2
    {[5-(4-chlorophenyl)thieno[2,3-d]pyrimidin-4-yl]thio}acetic acid
    —— 5-Cyano-4-methoxycarbonylmethyl-2,3-dihydro-pyrrole-1-carboxylic acid tert-butyl ester 446822-53-3 C13H18N2O4
    5-Cyano-4-methoxycarbonylmethyl-2,3-dihydro-pyrrole-1-carboxylic acid tert-butyl ester
    —— 5-Cyano-4-(2-hydroxy-ethyl)-2,3-dihydro-pyrrole-1-carboxylic acid tert-butyl ester 446822-54-4 C12H18N2O3
    5-Cyano-4-(2-hydroxy-ethyl)-2,3-dihydro-pyrrole-1-carboxylic acid tert-butyl ester
    —— (5-Bromo-4-ethoxy-pent-1-ynyl)-trimethyl-silane 155223-19-1 C10H19BrOSi
    (5-Bromo-4-ethoxy-pent-1-ynyl)-trimethyl-silane
    —— 5-(morpholinomethyl)-4-allyl-1,2,4-triazole-3-thione 938008-17-4 C10H16N4OS
    5-(morpholinomethyl)-4-allyl-1,2,4-triazole-3-thione
    —— 5-iodo-4-(7-nitro-1H-indol-3-yl)pyrimidin-2-amine 1311395-50-2 C12H8IN5O2
    5-iodo-4-(7-nitro-1H-indol-3-yl)pyrimidin-2-amine
    —— 5-Chloro-2-(diethylamino)-3-phenylbenzothiophene 84538-82-9 C18H18ClNS
    5-Chloro-2-(diethylamino)-3-phenylbenzothiophene
    —— 5,16-dihydro-5,16<1',2'>-benzenohexacene 108947-54-2 C32H20
    5,16-dihydro-5,16<1',2'>-benzenohexacene
    —— 5-endo-<<(tert-butyldimethylsilyl)oxy>methyl>-4-(4"-methylbenzenesulfenyl)-2-(4'-methylbenzenesulfonyl)-3-oxo-2-azabicyclo<2.2.2>oct-7-ene 141667-50-7 C28H37NO4S2Si
    5-endo-<<(tert-butyldimethylsilyl)oxy>methyl>-4-(4"-methylbenzenesulfenyl)-2-(4'-methylbenzenesulfonyl)-3-oxo-2-azabicyclo<2.2.2>oct-7-ene
    —— 5-O-(tert-butyldimethylsilyl)-1,4-dideoxy-1,4-imino-2,3-O-isopropylidene-1-β-<5-(2'-tert-butyldimethylsilyl)-N-(dimethylaminosulfonyl)imidazolyl>-L-lyxitol 214956-65-7 C25H50N4O5SSi2
    5-O-(tert-butyldimethylsilyl)-1,4-dideoxy-1,4-imino-2,3-O-isopropylidene-1-β-<5-(2'-tert-butyldimethylsilyl)-N-(dimethylaminosulfonyl)imidazolyl>-L-lyxitol
    —— 5-(β-methoxy)ethyl-2,2,4,6-tetramethyl-1,3-indandione 93525-58-7 C16H20O3
    5-(β-methoxy)ethyl-2,2,4,6-tetramethyl-1,3-indandione
    —— 5-(5-chloro-2-methyl-phenyl)-6-(4-chloro-2-methyl-phenyl)-1-isopropyl-2-(4-methoxy-2-methylamino-pyrimidin-5-yl)-5,6-dihydro-1H-pyrrolo[3,4-d]imidazol-4-one 1448866-83-8 C28H28Cl2N6O2
    5-(5-chloro-2-methyl-phenyl)-6-(4-chloro-2-methyl-phenyl)-1-isopropyl-2-(4-methoxy-2-methylamino-pyrimidin-5-yl)-5,6-dihydro-1H-pyrrolo[3,4-d]imidazol-4-one
    —— 5-(5-chloro-2-methyl-phenyl)-6-(4-chloro-2-methyl-phenyl)-2-(2-ethyl-6-methoxy-pyridin-3-yl)-1-isopropyl-5,6-dihydro-1H-pyrrolo[3,4-d]imidazol-4-one 1448866-84-9 C30H30Cl2N4O2
    5-(5-chloro-2-methyl-phenyl)-6-(4-chloro-2-methyl-phenyl)-2-(2-ethyl-6-methoxy-pyridin-3-yl)-1-isopropyl-5,6-dihydro-1H-pyrrolo[3,4-d]imidazol-4-one
    —— 5-methoxycarbonylmethyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole hydrochloride 1095264-08-6 C14H16N2O2*ClH
    5-methoxycarbonylmethyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole hydrochloride
    —— 5-(Tri-furan-2-yl-methyl)-furan-2-carboxylic acid 863894-64-8 C18H12O6
    5-(Tri-furan-2-yl-methyl)-furan-2-carboxylic acid
    —— 5-(trimethylsilyl)furfuryl alcohol 114660-22-9 C8H14O2Si
    5-(trimethylsilyl)furfuryl alcohol
    —— [5-cyano-2-(1-methylethyl)-1-benzofuran-7-yl]methyl methanesulfonate 952302-38-4 C14H15NO4S
    [5-cyano-2-(1-methylethyl)-1-benzofuran-7-yl]methyl methanesulfonate
    —— 5-amino-4-(phenylmethyl)thio-3-thiophenecarboxylic acid methyl ester 227312-14-3 C13H13NO2S2
    5-amino-4-(phenylmethyl)thio-3-thiophenecarboxylic acid methyl ester
    —— 5-Diaethylamino-4-methyl-3,6-diphenyl-pyridazin 23900-47-2 C21H23N3
    5-Diaethylamino-4-methyl-3,6-diphenyl-pyridazin
    —— 5-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)-3-methyloxolane-3,4-diol 15397-13-4 C11H15N5O4
    5-(6-amino-9H-purin-9-yl)-2-(hydroxymethyl)-3-methyloxolane-3,4-diol
    —— 5-bromo-2-diethylamino-3-methylpyridine 1220038-46-9 C10H15BrN2
    5-bromo-2-diethylamino-3-methylpyridine
    —— 5-N-(4-N,N-dimethylpiperazin-1-yl)benzimidazo[1,2-a]quinoline-6-carbonitrile iodide 1612162-15-8 C22H22N5*I
    5-N-(4-N,N-dimethylpiperazin-1-yl)benzimidazo[1,2-a]quinoline-6-carbonitrile iodide
    —— 5-methoxyspiro[tetracyclo[8.8.1.0<sup>3.8</sup>.0<sup>12.17</sup>]nonadeca-3,5,7,12,14,16-hexene-19,2'-[1,3]dioxolane] 7225-51-6 C22H24O3
    5-methoxyspiro[tetracyclo[8.8.1.0<sup>3.8</sup>.0<sup>12.17</sup>]nonadeca-3,5,7,12,14,16-hexene-19,2'-[1,3]dioxolane]
    —— 5-Benzyl-6,7,8,9-tetrahydro-5H-pyrido(4,3-b)indole monohydrochloride 39744-92-8 C18H19ClN2
    5-Benzyl-6,7,8,9-tetrahydro-5H-pyrido(4,3-b)indole monohydrochloride
    —— (+/-)-5-[2-(1-Hydroxy)hexyl-4,5-dimethoxyphenyl-]-1-pentanoic acid 179937-19-0 C19H30O5
    (+/-)-5-[2-(1-Hydroxy)hexyl-4,5-dimethoxyphenyl-]-1-pentanoic acid
    —— 5-<Isoxazolyl-(5)>-pentadien-(2,4)-al 16361-30-1 C8H7NO2
    5-<Isoxazolyl-(5)>-pentadien-(2,4)-al
    —— 5-((cyclohexylmethyl)(4-fluorobenzyl)amino)-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one 1160360-63-3 C22H28FN5O
    5-((cyclohexylmethyl)(4-fluorobenzyl)amino)-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
    —— 5-[4-(4-trifluoromethyl-phenyl)-piperazine-1-sulfonyl]-2,3-dihydro-1H-indole 888327-07-9 C19H20F3N3O2S
    5-[4-(4-trifluoromethyl-phenyl)-piperazine-1-sulfonyl]-2,3-dihydro-1H-indole
    —— 5-isobutyl-2-furaldehyde 23115-88-0 C9H12O2
    5-isobutyl-2-furaldehyde
    —— 5,5-Dimethyl-2-propionylamino-4,7-dihydro-5H-thieno[2,3-c]pyran-3-carboxylic acid ethyl ester 91403-75-7 C15H21NO4S
    5,5-Dimethyl-2-propionylamino-4,7-dihydro-5H-thieno[2,3-c]pyran-3-carboxylic acid ethyl ester