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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Fluor-3-nitro-2-trifluoracetamino-fluoren 2251-21-0 C15H8F4N2O3
    5-Fluor-3-nitro-2-trifluoracetamino-fluoren
    —— 5-(3-Bromopropyl)-2,8-dimethylnonane 1162656-32-7 C14H29Br
    5-(3-Bromopropyl)-2,8-dimethylnonane
    —— 5-<(dimethylamino)methyl>-N-(2-aminoethyl)-2-furancarboxamide 135017-54-8 C10H17N3O2
    5-<(dimethylamino)methyl>-N-(2-aminoethyl)-2-furancarboxamide
    —— (5-phenylsulfanyl-pyridine-2-yl)-thiazole-2-yl-amine 1144109-15-8 C14H11N3S2
    (5-phenylsulfanyl-pyridine-2-yl)-thiazole-2-yl-amine
    —— 5-Amino-4-hydroxy[2,2'-bifuran]-3(2H)-one 7342-17-8 C8H7NO4
    5-Amino-4-hydroxy[2,2'-bifuran]-3(2H)-one
    —— 5-fluoro-1-(4-methylphenyl)-2,3-dihydro-1H-indazol-3-one 1358761-68-8 C14H11FN2O
    5-fluoro-1-(4-methylphenyl)-2,3-dihydro-1H-indazol-3-one
    —— 5,6-Dimethyl-3a,4,7,7a-tetrahydro-1,3-benzodioxol-2-one 4717-64-0 C9H12O3
    5,6-Dimethyl-3a,4,7,7a-tetrahydro-1,3-benzodioxol-2-one
    —— 5-[6,8-Dibromo-3-(cyclopentylamino)imidazo[1,2-a]pyridin-2-yl]-2-methoxy-phenol 1187590-26-6 C19H19Br2N3O2
    5-[6,8-Dibromo-3-(cyclopentylamino)imidazo[1,2-a]pyridin-2-yl]-2-methoxy-phenol
    —— 5-deutero-2-methyloxazole-4-carboxylate 85806-69-5 C6H7NO3
    5-deutero-2-methyloxazole-4-carboxylate
    —— 5-fluoro-1-hydroxy-3-methyl-9H-fluoren-9-one 1141849-67-3 C14H9FO2
    5-fluoro-1-hydroxy-3-methyl-9H-fluoren-9-one
    —— 5-Chlormethyl-4-ethyl-1,2,3-thiadiazol 82172-40-5 C5H7ClN2S
    5-Chlormethyl-4-ethyl-1,2,3-thiadiazol
    —— 5-(4-bromo-3-fluorophenyl)pyrimidin-2-amine 1029715-58-9 C10H7BrFN3
    5-(4-bromo-3-fluorophenyl)pyrimidin-2-amine
    —— 5-{4-[(4-methylpiperidin-1-yl)carbonyl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl}pyrimidin-2-amine 1257297-99-6 C20H25N5O2
    5-{4-[(4-methylpiperidin-1-yl)carbonyl]-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl}pyrimidin-2-amine
    —— 5-(2,3-dimethoxypyridin-4-yl)pyrimidin-2-amine 1031439-09-4 C11H12N4O2
    5-(2,3-dimethoxypyridin-4-yl)pyrimidin-2-amine
    —— 5-[3-(trifluoromethyl)-1-phenyl-1H-pyrazol-5-yl]pyrimidin-2-amine 1167437-38-8 C14H10F3N5
    5-[3-(trifluoromethyl)-1-phenyl-1H-pyrazol-5-yl]pyrimidin-2-amine
    —— 5-[1-(tetrahydrofuran-3-yl)-1H-pyrazol-4-yl]pyrimidin-2-amine 1029715-64-7 C11H13N5O
    5-[1-(tetrahydrofuran-3-yl)-1H-pyrazol-4-yl]pyrimidin-2-amine
    —— 5-bromo-9-oxo-9H-xanthene-3-carboxylic acid methyl ester 825650-08-6 C15H9BrO4
    5-bromo-9-oxo-9H-xanthene-3-carboxylic acid methyl ester
    —— 5-nitro-phthalazine-1,4-dione 54535-42-1 C8H3N3O4
    5-nitro-phthalazine-1,4-dione
    —— 5-Bromo-2,2-dimethyl-1,3-benzoxathiole 82255-56-9 C9H9BrOS
    5-Bromo-2,2-dimethyl-1,3-benzoxathiole
    —— [5-(4-Amino-5-fluoro-2-oxopyrimidin-1-yl)-3-hydroxyoxolan-2-yl]methyl dihydrogen phosphate 847-22-3 C9H13FN3O7P
    [5-(4-Amino-5-fluoro-2-oxopyrimidin-1-yl)-3-hydroxyoxolan-2-yl]methyl dihydrogen phosphate
    —— 5-bromo-9-oxo-9H-xanthene-3-carboxylic acid 825650-07-5 C14H7BrO4
    5-bromo-9-oxo-9H-xanthene-3-carboxylic acid
    —— 5-(tert-butoxycarbonylaminoacetyl)aminoimidazo[1,2-a]pyridine 166176-44-9 C14H18N4O3
    5-(tert-butoxycarbonylaminoacetyl)aminoimidazo[1,2-a]pyridine
    —— 5,6,7,7a-Tetrahydro-6,6-dimethylazuleno<5,6-c>furan-8(9H)-one 191480-93-0 C14H16O2
    5,6,7,7a-Tetrahydro-6,6-dimethylazuleno<5,6-c>furan-8(9H)-one
    —— 5-[(3S)-3-(methylamino)pyrrolidin-1-yl]-N-(2-methylpropyl)pyridazin-3-amine 1201175-74-7 C13H23N5
    5-[(3S)-3-(methylamino)pyrrolidin-1-yl]-N-(2-methylpropyl)pyridazin-3-amine
    —— 5-hydroxy-1,2,2a,3,4,5,7,8,9-nonahydrobenzo<cd>pyrene 82979-81-5 C19H20O
    5-hydroxy-1,2,2a,3,4,5,7,8,9-nonahydrobenzo<cd>pyrene
    —— 5-ethynyl-5-methyl-2-oxocyclohex-3-enecarbonitrile 1207109-96-3 C10H9NO
    5-ethynyl-5-methyl-2-oxocyclohex-3-enecarbonitrile
    —— 5-(4-amino-6,7-dihydro-5<i>H</i>-cyclopentapyrimidin-2-yl)-valeric acid amide 109285-75-8 C12H18N4O
    5-(4-amino-6,7-dihydro-5<i>H</i>-cyclopentapyrimidin-2-yl)-valeric acid amide
    —— 5-benzyl-2-(3-nitropheny)thiazole 1186493-12-8 C16H12N2O2S
    5-benzyl-2-(3-nitropheny)thiazole
    —— 5-Bromo-3-chloro-4-methyl-1H-pyrrolo[2,3-b]pyridine 1190314-14-7 C8H6BrClN2
    5-Bromo-3-chloro-4-methyl-1H-pyrrolo[2,3-b]pyridine
    —— 5-bromo-N<sup>4</sup>-ethyl-2-(methylsulfinyl)pyrimidine-4,6-diamine 1620910-82-8 C7H11BrN4OS
    5-bromo-N<sup>4</sup>-ethyl-2-(methylsulfinyl)pyrimidine-4,6-diamine
    —— 5'-O-benzoyl-5-benzyluridine 178551-03-6 C23H22N2O7
    5'-O-benzoyl-5-benzyluridine
    —— 5-difluoromethyl-1-{2-fluoro-4-methyl-5-(2,2,2-trifluoroethylthio)phenyl}-3-{1,1,2-trifluoro-2-(trifluoromethoxy)ethoxy}pyrazole 1146683-90-0 C16H10F12N2O2S
    5-difluoromethyl-1-{2-fluoro-4-methyl-5-(2,2,2-trifluoroethylthio)phenyl}-3-{1,1,2-trifluoro-2-(trifluoromethoxy)ethoxy}pyrazole
    —— 5-Nitro-4-carboxymethylmercapto-imidazol 78101-65-2 C5H5N3O4S
    5-Nitro-4-carboxymethylmercapto-imidazol
    —— 5-(4-methoxyphenyl)-4-methyl-2(1H)-pyridone 572912-30-2 C13H13NO2
    5-(4-methoxyphenyl)-4-methyl-2(1H)-pyridone
    —— 5-bromo-N<sup>4</sup>-ethyl-2-(methylthio)pyrimidine-4,6-diamine 1620910-79-3 C7H11BrN4S
    5-bromo-N<sup>4</sup>-ethyl-2-(methylthio)pyrimidine-4,6-diamine
    —— 5-di(tert-butoxycarbonyl)aminoimidazo[1,2-a]pyridine 316352-08-6 C17H23N3O4
    5-di(tert-butoxycarbonyl)aminoimidazo[1,2-a]pyridine
    —— 5-(4-(oxetan-3-yl)piperazin-1-yl)pyridin-2-amine 1433822-29-7 C12H18N4O
    5-(4-(oxetan-3-yl)piperazin-1-yl)pyridin-2-amine
    —— 5-Bromo-3-fluoro-4-methyl-1H-pyrrolo[2,3-b]pyridine 1207626-34-3 C8H6BrFN2
    5-Bromo-3-fluoro-4-methyl-1H-pyrrolo[2,3-b]pyridine
    —— 5-nitro-2-[3-(5-nitro-1,3-dihydro-1,3,3-trimethyl-2H-indol-2-yliden)-1-propen-1-yl]-1,3,3-trimethyl-3H-indolium iodide 157673-82-0 C25H27N4O4*I
    5-nitro-2-[3-(5-nitro-1,3-dihydro-1,3,3-trimethyl-2H-indol-2-yliden)-1-propen-1-yl]-1,3,3-trimethyl-3H-indolium iodide
    —— (5-isoxazolylmethyl)-triphenylphosphonium bromide 113351-96-5 Br*C22H19NOP
    (5-isoxazolylmethyl)-triphenylphosphonium bromide
    —— 5-(Benzyloxycarbonyl-methyl-amino)-2-methylsulfanyl-4-oxo-5,6-dihydro-4H-pyrimidine-1-carboxylic acid tert-butyl ester 554412-68-9 C19H25N3O5S
    5-(Benzyloxycarbonyl-methyl-amino)-2-methylsulfanyl-4-oxo-5,6-dihydro-4H-pyrimidine-1-carboxylic acid tert-butyl ester
    —— 5-tert-butoxycarbonylaminoimidazo[1,2-a]pyridine 166176-53-0 C12H15N3O2
    5-tert-butoxycarbonylaminoimidazo[1,2-a]pyridine
    —— 5-chloro-N<sup>4</sup>-ethyl-2-(methylthio)pyrimidine-4,6-diamine 1620910-81-7 C7H11ClN4S
    5-chloro-N<sup>4</sup>-ethyl-2-(methylthio)pyrimidine-4,6-diamine
    —— 5-{6-[3-(2-bromophenoxy)azetidin-1-yl]pyridazin-3-yl}nicotinic acid 1020658-23-4 C19H15BrN4O3
    5-{6-[3-(2-bromophenoxy)azetidin-1-yl]pyridazin-3-yl}nicotinic acid
    —— 5,6-dichloro-2-(methylthio)pyrimidine-4-amine 1620910-63-5 C5H5Cl2N3S
    5,6-dichloro-2-(methylthio)pyrimidine-4-amine
    —— 5'-Nitrospiro(cyclopentan-1,1'-indan)-3'-on 51530-03-1 C13H13NO3
    5'-Nitrospiro(cyclopentan-1,1'-indan)-3'-on
    —— (5-chloro-4-methyl-3,4-dihydro-2H-pyridazino[4,5-b][1,4]oxazin-8-yl)hydrazine 1390624-19-7 C7H10ClN5O
    (5-chloro-4-methyl-3,4-dihydro-2H-pyridazino[4,5-b][1,4]oxazin-8-yl)hydrazine
    —— 5-(Benzyloxycarbonyl-methyl-amino)-2-[(2-hydroxy-ethyl)-methyl-amino]-4-oxo-5,6-dihydro-4H-pyrimidine-1-carboxylic acid tert-butyl ester 554412-76-9 C21H30N4O6
    5-(Benzyloxycarbonyl-methyl-amino)-2-[(2-hydroxy-ethyl)-methyl-amino]-4-oxo-5,6-dihydro-4H-pyrimidine-1-carboxylic acid tert-butyl ester
    —— 5-(2-hydroxyethyl)-2-methylthio-4-pyrimidone 89943-45-3 C7H10N2O2S
    5-(2-hydroxyethyl)-2-methylthio-4-pyrimidone
    —— 5-[(2,4-Dichlorophenyl)methylideneamino]-1-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione 40089-55-2 C16H15Cl2N3O6
    5-[(2,4-Dichlorophenyl)methylideneamino]-1-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione