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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Hydroxycyclooctanon-semicarbazon 67959-46-0 C9H17N3O2
    5-Hydroxycyclooctanon-semicarbazon
    —— 5-O-benzyl-3,6-dideoxy-1,2-O-isopropylidene-3-C-methyl-β-D-altrofuranose 79386-73-5 C17H24O4
    5-O-benzyl-3,6-dideoxy-1,2-O-isopropylidene-3-C-methyl-β-D-altrofuranose
    —— 5-(aziridin-1-yl)-N-methyl-2,4-dinitrobenzamide 24570-14-7 C10H10N4O5
    5-(aziridin-1-yl)-N-methyl-2,4-dinitrobenzamide
    —— 5-Chlormethyl-3-sec-butylsalicylsaeure 56070-00-9 C12H15ClO3
    5-Chlormethyl-3-sec-butylsalicylsaeure
    —— 5-(2-Hydroxyphenyl)-4-cyano-prolinethylester 64836-71-1 C14H16N2O3
    5-(2-Hydroxyphenyl)-4-cyano-prolinethylester
    —— 5-benzoyloxy-1<i>H</i>-pyrimidine-2,4-dione 3328-13-0 C11H8N2O4
    5-benzoyloxy-1<i>H</i>-pyrimidine-2,4-dione
    —— 5-(1-Methyl-5-nitro-1H-imidazol-2-yl)-[1,3,4]thiadiazol-2-ol 22962-08-9 C6H5N5O3S
    5-(1-Methyl-5-nitro-1H-imidazol-2-yl)-[1,3,4]thiadiazol-2-ol
    —— 5-chloro-(S)-2-pyrrolidin-2-yl-1H-benzoimidazole trifluoroacetic acid salt 1233370-62-1 C2HF3O2*C11H12ClN3
    5-chloro-(S)-2-pyrrolidin-2-yl-1H-benzoimidazole trifluoroacetic acid salt
    —— 5-acetoxy-6-methoxy-2-(1-methyl-5-nitro-1<i>H</i>-imidazol-2-ylmethylene)-indan-1-one 31539-21-6 C17H15N3O6
    5-acetoxy-6-methoxy-2-(1-methyl-5-nitro-1<i>H</i>-imidazol-2-ylmethylene)-indan-1-one
    —— 5-Methyl-8-methoxy-11-methylmercapto-5H-dibenzo<b,e>-1,4-diazepin 15980-88-8 C16H16N2OS
    5-Methyl-8-methoxy-11-methylmercapto-5H-dibenzo<b,e>-1,4-diazepin
    —— 5'-Formyl-3,3',4,4'-tetramethyl-dipyrromethan-5-carbonsaeure-ethylester 971-27-7 C17H22N2O3
    5'-Formyl-3,3',4,4'-tetramethyl-dipyrromethan-5-carbonsaeure-ethylester
    —— 5-Anilino-3-ethyl-2-benzoyl-1,2,4-triazol 849-27-4 C17H16N4O
    5-Anilino-3-ethyl-2-benzoyl-1,2,4-triazol
    —— 5-Hydroxymethylen-2-isopropyl-cyclopentanon-(1) 13828-09-6 C9H14O2
    5-Hydroxymethylen-2-isopropyl-cyclopentanon-(1)
    —— 5-carbamoyl-4-(methylthio)-2-(β-naphthyl)-1,3-oxazine-6-thione 87740-83-8 C16H12N2O2S2
    5-carbamoyl-4-(methylthio)-2-(β-naphthyl)-1,3-oxazine-6-thione
    —— [5-(3-Methyl-1H-pyrazol-4-yl)-2-thioxo-2,3-dihydro-[1,3,4]thiadiazin-4-yl]-pyridin-4-yl-methanone 4483-95-8 C13H11N5OS2
    [5-(3-Methyl-1H-pyrazol-4-yl)-2-thioxo-2,3-dihydro-[1,3,4]thiadiazin-4-yl]-pyridin-4-yl-methanone
    —— 5,9-dimethyl-pyrano[2',3':4,5]pyrido[1,2-<i>a</i>]quinoline-11,12-dione 3176-40-7 C18H13NO3
    5,9-dimethyl-pyrano[2',3':4,5]pyrido[1,2-<i>a</i>]quinoline-11,12-dione
    —— 5-((4-chlorophenyl)(hydroxy)methyl)-4-iodothiophene-2-carbonitrile 1395084-08-8 C12H7ClINOS
    5-((4-chlorophenyl)(hydroxy)methyl)-4-iodothiophene-2-carbonitrile
    —— (5-Methoxy-indan-2-yl)-acetyl chloride 78698-49-4 C12H13ClO2
    (5-Methoxy-indan-2-yl)-acetyl chloride
    —— (5,8-dimethoxyquinolin-2-yl)ferrocene 1415117-35-9 C21H19FeNO2
    (5,8-dimethoxyquinolin-2-yl)ferrocene
    —— 5-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-6-yl)ethyl]thiophene-2-carboxylic acid 1335122-45-6 C13H12N4O3S
    5-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-6-yl)ethyl]thiophene-2-carboxylic acid
    —— 5-bromo-1-ethyl-1H-pyrazole-3-carboxylic acid 2385950-17-2 C6H7BrN2O2
    5-bromo-1-ethyl-1H-pyrazole-3-carboxylic acid
    —— 5-fluoro-4-(1-(5-fluoropyrimidin-2-yl)ethoxy)-6-(4-methoxypiperidin-1-yl)-N-(5-methyl-1H-pyrazol-3-yl)pyrimidin-2-amine 1075757-57-1 C20H24F2N8O2
    5-fluoro-4-(1-(5-fluoropyrimidin-2-yl)ethoxy)-6-(4-methoxypiperidin-1-yl)-N-(5-methyl-1H-pyrazol-3-yl)pyrimidin-2-amine
    —— 5-Chloro-3-(o-chlorphenyl)indol-2-carbonsaeurechlorid 32502-24-2 C15H8Cl3NO
    5-Chloro-3-(o-chlorphenyl)indol-2-carbonsaeurechlorid
    —— (5-chloro-6-iodo-1H-pyrrolo[2,3-b]pyridin-4-yl)methanol 1346446-92-1 C8H6ClIN2O
    (5-chloro-6-iodo-1H-pyrrolo[2,3-b]pyridin-4-yl)methanol
    —— 5-(4-(4-(2-methoxyphenyl)piperazin-1-yl)butoxy)-2-methyl-1,2,4-triazin-3(2H)-one 1351409-47-6 C19H27N5O3
    5-(4-(4-(2-methoxyphenyl)piperazin-1-yl)butoxy)-2-methyl-1,2,4-triazin-3(2H)-one
    —— 5-Allyl-5-hydroxymethyl-cyclohex-2-enone 74854-43-6 C10H14O2
    5-Allyl-5-hydroxymethyl-cyclohex-2-enone
    —— [5,5-bis(methoxymethyl)octa-2,7-diynyloxy]-(but-2-ynyloxy)-diisopropylsilane 561068-43-7 C22H36O4Si
    [5,5-bis(methoxymethyl)octa-2,7-diynyloxy]-(but-2-ynyloxy)-diisopropylsilane
    —— 5-Chlor-2-butyl-1-pentylimidazol 91883-17-9 C12H21ClN2
    5-Chlor-2-butyl-1-pentylimidazol
    —— 5-Cyclopropylhydantoin 49606-94-2 C6H8N2O2
    5-Cyclopropylhydantoin
    —— 5-benzoylamino-4-(2-chloro-4-diethylamino-phenylimino)-2-phenyl-2,4-dihydro-pyrazol-3-one 4722-33-2 C26H24ClN5O2
    5-benzoylamino-4-(2-chloro-4-diethylamino-phenylimino)-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— {5-Oxaspiro[2.4]heptan-6-yl}methanamine 2060041-80-5 C7H13NO
    {5-Oxaspiro[2.4]heptan-6-yl}methanamine
    —— 5-Nitro-N-(1-pyrrolidyl)-2-furanacryl-amid 959-77-3 C11H13N3O4
    5-Nitro-N-(1-pyrrolidyl)-2-furanacryl-amid
    —— 5-(4-chloro-benzyl)-2-ethylsulfanyl-6-oxo-1,6-dihydro-pyrimidine-4-carbaldehyde 19143-22-7 C14H13ClN2O2S
    5-(4-chloro-benzyl)-2-ethylsulfanyl-6-oxo-1,6-dihydro-pyrimidine-4-carbaldehyde
    —— 5-Methyl-5-<2-(2-oxo-1,2-dihydro-<1>chinolyl)-aethyl>-hydantoin 20158-85-4 C15H15N3O3
    5-Methyl-5-<2-(2-oxo-1,2-dihydro-<1>chinolyl)-aethyl>-hydantoin
    —— [5-((4aR,6R,7R,8R,8aS)-6-Acetylamino-8-hydroxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-ylcarbamoyl)-5-benzyloxycarbonylamino-pentyl]-carbamic acid benzyl ester 16491-76-2 C37H44N4O10
    [5-((4aR,6R,7R,8R,8aS)-6-Acetylamino-8-hydroxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-ylcarbamoyl)-5-benzyloxycarbonylamino-pentyl]-carbamic acid benzyl ester
    —— 5-methyl-1-(2,2,2-trifluoroethyl)-3-[[3-(trifluoromethoxy)phenyl]carbamoylamino]-N-[4-(trifluoromethyl)cyclohexyl]pyrazole-4-carboxamide 1400917-20-5 C22H22F9N5O3
    5-methyl-1-(2,2,2-trifluoroethyl)-3-[[3-(trifluoromethoxy)phenyl]carbamoylamino]-N-[4-(trifluoromethyl)cyclohexyl]pyrazole-4-carboxamide
    —— 5-((2-fluoro-4-iodophenyl)amino)-6,8-dimethyl-1-(3-(morpholine-4-carbonyl)phenyl)pyrido[4,3-d]pyrimidine-2,4,7(1H,3H,6H)-trione 1456713-50-0 C26H23FIN5O5
    5-((2-fluoro-4-iodophenyl)amino)-6,8-dimethyl-1-(3-(morpholine-4-carbonyl)phenyl)pyrido[4,3-d]pyrimidine-2,4,7(1H,3H,6H)-trione
    —— 5-cyclopropylethynyl-3-(1-(2-hydroxy-ethyl)-5-(4-methyl-cyclohexyl)-1,2,3,6-tetrahydro-pyridin-4-yl)-thiophene-2-carboxylic acid 1383384-45-9 C24H31NO3S
    5-cyclopropylethynyl-3-(1-(2-hydroxy-ethyl)-5-(4-methyl-cyclohexyl)-1,2,3,6-tetrahydro-pyridin-4-yl)-thiophene-2-carboxylic acid
    —— 5-{1-[2-(3-p-Methoxyphenylureido)thiazol-4-yl]-1-ethoxycarbonylmethylene}rhodanine-3-acetic acid 126532-52-3 C20H18N4O7S3
    5-{1-[2-(3-p-Methoxyphenylureido)thiazol-4-yl]-1-ethoxycarbonylmethylene}rhodanine-3-acetic acid
    —— [5-(7-methyl-2,3-dihydro-1,4-benzodioxin-6-yl)-1H-pyrazol-3-yl]methanamine 1379002-42-2 C13H15N3O2
    [5-(7-methyl-2,3-dihydro-1,4-benzodioxin-6-yl)-1H-pyrazol-3-yl]methanamine
    —— 5-[1-(3-Methoxy-phenyl)-1-phenyl-meth-(Z)-ylidene]-2-thioxo-thiazolidin-4-one 63763-17-7 C17H13NO2S2
    5-[1-(3-Methoxy-phenyl)-1-phenyl-meth-(Z)-ylidene]-2-thioxo-thiazolidin-4-one
    —— 5-Allyl-3-methylsulfanyl-8-oxo-5,8-dihydro-pyrido[2,3-e][1,2,4]triazine-7-carboxylic acid ethyl ester 75824-18-9 C13H14N4O3S
    5-Allyl-3-methylsulfanyl-8-oxo-5,8-dihydro-pyrido[2,3-e][1,2,4]triazine-7-carboxylic acid ethyl ester
    —— 5-iodo-2'-deoxy-3',5'-di-O-p-toluoyl-uridine 871664-01-6 C25H23IN2O7
    5-iodo-2'-deoxy-3',5'-di-O-p-toluoyl-uridine
    —— 5-[3-fluoro-5-(1-methyl-1H-tetraazol-5-yl)-phenyl]-3-(5-fluoro-pyrid-2-yl)-1,2,4-oxadiazole 453568-32-6 C15H9F2N7O
    5-[3-fluoro-5-(1-methyl-1H-tetraazol-5-yl)-phenyl]-3-(5-fluoro-pyrid-2-yl)-1,2,4-oxadiazole
    —— 5-Benzyloxy-1,1,1-trifluoro-pentan-2-one O-benzyl-oxime 501037-05-4 C19H20F3NO2
    5-Benzyloxy-1,1,1-trifluoro-pentan-2-one O-benzyl-oxime
    —— 5-benzyl 4-ethyl (3aR,4S,6aS)-2,2-dimethyltetrahydro-5H-[1,3]dioxolo[4,5-c]pyrrole-4,5-dicarboxylate 191851-83-9 C18H23NO6
    5-benzyl 4-ethyl (3aR,4S,6aS)-2,2-dimethyltetrahydro-5H-[1,3]dioxolo[4,5-c]pyrrole-4,5-dicarboxylate
    —— (5-bromo-[1,2,4]triazolo[1,5-a]pyrazin-8-yl)-[4-(2-morpholin-4-yl-ethoxy)-phenyl]-amine 959755-82-9 C17H19BrN6O2
    (5-bromo-[1,2,4]triazolo[1,5-a]pyrazin-8-yl)-[4-(2-morpholin-4-yl-ethoxy)-phenyl]-amine
    —— 5,6-Seco-5,6-peroxido-3β-mesyloxy-5β-hydroxy-6-ethoxycholestan 105255-17-2 C30H54O7S
    5,6-Seco-5,6-peroxido-3β-mesyloxy-5β-hydroxy-6-ethoxycholestan
    —— 5a,6,7,8,8a,9-hexahydro-5H-chromeno[3,2-d]xanthene 1360823-44-4 C20H20O2
    5a,6,7,8,8a,9-hexahydro-5H-chromeno[3,2-d]xanthene
    —— 5-Isopropyl-3,3-dimethyl-3,4-dihydro-2H-pyrrole 76237-97-3 C9H17N
    5-Isopropyl-3,3-dimethyl-3,4-dihydro-2H-pyrrole