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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(2,4-Dihydroxy-phenyl)-2-methyl-2,4-dihydro-pyrazol-3-one 98411-91-7 C10H10N2O3
    5-(2,4-Dihydroxy-phenyl)-2-methyl-2,4-dihydro-pyrazol-3-one
    —— 5-Oxo-2,3,5,6-tetrahydroimidazo-[1,2-c]-pyrido-[3,2-e]-pyrimidine 83264-73-7 C9H8N4O
    5-Oxo-2,3,5,6-tetrahydroimidazo-[1,2-c]-pyrido-[3,2-e]-pyrimidine
    —— 5-(α-Naphthyl)-tropolon 59891-77-9 C17H12O2
    5-(α-Naphthyl)-tropolon
    —— 5-Methoxy-2-acetyl-3-acetoxy-benzo<b>furan 60770-41-4 C13H12O5
    5-Methoxy-2-acetyl-3-acetoxy-benzo<b>furan
    —— 5-Fluor-2-methyl-3-acetoxybenzo<b>furan 60770-37-8 C11H9FO3
    5-Fluor-2-methyl-3-acetoxybenzo<b>furan
    —— 5-(2-[4-(4,N-dimethylanilino)-2-butylamino]-1-hydroxyethyl)-salicylamide 72371-14-3 C21H29N3O3
    5-(2-[4-(4,N-dimethylanilino)-2-butylamino]-1-hydroxyethyl)-salicylamide
    —— (5,10-dioxy-benzo[<i>g</i>]pteridin-4-yl)-methyl-amine 36187-11-8 C11H9N5O2
    (5,10-dioxy-benzo[<i>g</i>]pteridin-4-yl)-methyl-amine
    —— 5-tert-butylamino-4-phenyl-2,4-dihydro-[1,2,4]triazole-3-thione 21111-50-2 C12H16N4S
    5-tert-butylamino-4-phenyl-2,4-dihydro-[1,2,4]triazole-3-thione
    —— 5-Acetylamino-2,3-diphenyl-isoxazolidine-5-carboxylic acid ethyl ester 87086-19-9 C20H22N2O4
    5-Acetylamino-2,3-diphenyl-isoxazolidine-5-carboxylic acid ethyl ester
    —— 5-{2,4-dihydroxy-5-[N-(furan-2-ylmethyl)-N-methyl-aminosulfonyl]phenyl}-4-(2-methylphenyl)-3-hydroxy-4H-1,2,4-triazole 958252-94-3 C21H20N4O6S
    5-{2,4-dihydroxy-5-[N-(furan-2-ylmethyl)-N-methyl-aminosulfonyl]phenyl}-4-(2-methylphenyl)-3-hydroxy-4H-1,2,4-triazole
    —— 5-Bromo-6-amino-3-(4-methylaminobutyl)pyridine 30988-09-1 C10H16BrN3
    5-Bromo-6-amino-3-(4-methylaminobutyl)pyridine
    —— 5-hydroxyethyl-3,4-di(hydroxymethyl)cyclopenta-2-en-1-ol 3',4',5" triisobutyroyl-1-acetyl ester 340290-99-5 C23H36O8
    5-hydroxyethyl-3,4-di(hydroxymethyl)cyclopenta-2-en-1-ol 3',4',5" triisobutyroyl-1-acetyl ester
    —— 5,5-Bis(2-hydroperoxy-2,2-diphenylethyl)-1,3-dimethylbarbituric acid 150058-67-6 C34H32N2O7
    5,5-Bis(2-hydroperoxy-2,2-diphenylethyl)-1,3-dimethylbarbituric acid
    —— 5-(4-Brom-phenyl)-2,3,8,9,10,11-hexahydro-benzothieno<3,2-e>imidazo<1,2-c>pyrimidinhydrochlorid 119260-84-3 C18H16BrN3S*ClH
    5-(4-Brom-phenyl)-2,3,8,9,10,11-hexahydro-benzothieno<3,2-e>imidazo<1,2-c>pyrimidinhydrochlorid
    —— 5-hydroxy-4-methoxycarbonyl-1-(3-thienylmethyl)-1,2,3-triazole 3-thienylmethylammonium salt 90997-08-3 C5H7NS*C9H9N3O3S
    5-hydroxy-4-methoxycarbonyl-1-(3-thienylmethyl)-1,2,3-triazole 3-thienylmethylammonium salt
    —— 5-Bromo-6,6-dimethoxy-1-methyl-cyclohex-2-enecarboxylic acid (1S,2R,5S)-2-isopropyl-5-methyl-cyclohexyl ester 92243-40-8 C20H33BrO4
    5-Bromo-6,6-dimethoxy-1-methyl-cyclohex-2-enecarboxylic acid (1S,2R,5S)-2-isopropyl-5-methyl-cyclohexyl ester
    —— 5r-Methyl-4c-methoxycarbonylcyclohex-1-en 117065-52-8 C9H14O2
    5r-Methyl-4c-methoxycarbonylcyclohex-1-en
    —— 5-Acetyl-3-amino-4-(4-chlorophenyl)-6-methylthieno[2,3-b]pyridine-2-carboxamide 380638-22-2 C17H14ClN3O2S
    5-Acetyl-3-amino-4-(4-chlorophenyl)-6-methylthieno[2,3-b]pyridine-2-carboxamide
    —— 5-(4-dimethylamino-benzylidene)-4-methylsulfanyl-5H-thiazol-2-one 39593-66-3 C13H14N2OS2
    5-(4-dimethylamino-benzylidene)-4-methylsulfanyl-5H-thiazol-2-one
    —— 5-(3-fluoro-phenyl)-morpholin-3-yl-(5-amino-quinoline) semicarbazone 1273550-54-1 C20H18FN5O2
    5-(3-fluoro-phenyl)-morpholin-3-yl-(5-amino-quinoline) semicarbazone
    —— 5-Methyl-benzoxazol-2-aldehyds-bis-piperidinal 27393-02-8 C19H27N3O
    5-Methyl-benzoxazol-2-aldehyds-bis-piperidinal
    —— 5-(2-nitrophenyl)-3-(trifluoromethyl)-3,4-dihydro-2H-pyrrole 1-oxide 1589544-39-7 C11H9F3N2O3
    5-(2-nitrophenyl)-3-(trifluoromethyl)-3,4-dihydro-2H-pyrrole 1-oxide
    —— 5-Acetyl-r-2,t-4-dibenzyloxy-3,4-dihydro-6-methyl-2H-pyran 99788-98-4 C22H24O4
    5-Acetyl-r-2,t-4-dibenzyloxy-3,4-dihydro-6-methyl-2H-pyran
    —— (5R,9R)-13-azatricyclo[7.3.1.05,13]tridec-1-ene 21516-33-6 C12H19N
    (5R,9R)-13-azatricyclo[7.3.1.05,13]tridec-1-ene
    —— 5-amino-3-methyl-pyrazole-1-carbothioic acid propylamide 66133-22-0 C8H14N4S
    5-amino-3-methyl-pyrazole-1-carbothioic acid propylamide
    —— 5-(2’‘-fluorobenzyl)-3-((2‘-nitrobenzyl)thio)-5H-[1,2,4]triazino[5,6-b]indole 1428559-00-5 C23H16FN5O2S
    5-(2’‘-fluorobenzyl)-3-((2‘-nitrobenzyl)thio)-5H-[1,2,4]triazino[5,6-b]indole
    —— 5-n-butyl-2,4-dihydro-4-<<2'-(N-trityltetrazol-5-yl)biphenyl-4-yl>methyl>-3H-1,2,4-triazol-3-one 149810-21-9 C39H35N7O
    5-n-butyl-2,4-dihydro-4-<<2'-(N-trityltetrazol-5-yl)biphenyl-4-yl>methyl>-3H-1,2,4-triazol-3-one
    —— 5-Phenyl-5H-furan-2,2-dicarbonitrile 60044-58-8 C12H8N2O
    5-Phenyl-5H-furan-2,2-dicarbonitrile
    —— 5-<<sup>14</sup>C>Cyano-2'-deoxyuridin 56653-13-5 C10H11N3O5
    5-<<sup>14</sup>C>Cyano-2'-deoxyuridin
    —— 5-butylsulfanylmethyl-3-(4-chloro-benzenesulfonyl)-5-phenyl-imidazolidine-2,4-dione 66560-17-6 C20H21ClN2O4S2
    5-butylsulfanylmethyl-3-(4-chloro-benzenesulfonyl)-5-phenyl-imidazolidine-2,4-dione
    —— 5-Methyl-6-(4-{N'-[1-pyridin-4-yl-prop-(E)-ylidene]-hydrazino}-phenyl)-4,5-dihydro-2H-pyridazin-3-one 129593-96-0 C19H21N5O
    5-Methyl-6-(4-{N'-[1-pyridin-4-yl-prop-(E)-ylidene]-hydrazino}-phenyl)-4,5-dihydro-2H-pyridazin-3-one
    —— 5-[[2-(3,4-Dihydro-6-hydroxy-2,5,7,8-tetramethyl-2H-1-benzopyran-2-yl)ethoxy]methyl]-3-hydroxy-2-methyl-4-pyridinemethanol 195442-18-3 C23H31NO5
    5-[[2-(3,4-Dihydro-6-hydroxy-2,5,7,8-tetramethyl-2H-1-benzopyran-2-yl)ethoxy]methyl]-3-hydroxy-2-methyl-4-pyridinemethanol
    —— 5-phenyl-3-(2-pyridonyl)-2-pentanone 1354356-46-9 C16H17NO2
    5-phenyl-3-(2-pyridonyl)-2-pentanone
    —— 5-(1-Naphthyl)imino-5H-dibenzo<a,d>cyclohepten 30319-08-5 C25H17N
    5-(1-Naphthyl)imino-5H-dibenzo<a,d>cyclohepten
    —— 5-methoxy-1-(pyridin-2-yl)-1H-indole-2-carbonitrile 1394402-18-6 C15H11N3O
    5-methoxy-1-(pyridin-2-yl)-1H-indole-2-carbonitrile
    —— (5-cyclohexyl-isoxazol-3-yl)-carbamic acid phenyl ester 1229454-82-3 C16H18N2O3
    (5-cyclohexyl-isoxazol-3-yl)-carbamic acid phenyl ester
    —— 5-[2-(1,1-dimethylethyl)-1H-pyrrolo[2,3-b]pyridin-4-yl]-N-(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)-N-methyl-2-pyridinesulfonamide 1089668-06-3 C22H28N4O4S2
    5-[2-(1,1-dimethylethyl)-1H-pyrrolo[2,3-b]pyridin-4-yl]-N-(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)-N-methyl-2-pyridinesulfonamide
    —— 5-Fluoro-6-acetoxy-1,2,3,4,5,6-hexahydro-2,4-dioxopyrimidine-5-carbonitrile 82318-55-6 C7H6FN3O4
    5-Fluoro-6-acetoxy-1,2,3,4,5,6-hexahydro-2,4-dioxopyrimidine-5-carbonitrile
    —— (+/-)-(5<i>t</i>-isopropyl-2-oxo-[4<i>r</i>]piperidyl)-acetic acid 99189-77-2 C10H17NO3
    (+/-)-(5<i>t</i>-isopropyl-2-oxo-[4<i>r</i>]piperidyl)-acetic acid
    —— 5-Hydroxyglucobrassicin 87592-99-2 C16H20N2O10S2
    5-Hydroxyglucobrassicin
    —— 5-(1,2,2,2-Tetrafluoroethyl)pyridine-2-carboxylic acid 2901067-08-9 C8H5F4NO2
    5-(1,2,2,2-Tetrafluoroethyl)pyridine-2-carboxylic acid
    —— 5-Amino-6-chloro-2-(propylsulfanyl)pyrimidin-4-ol 2512210-21-6 C7H10ClN3OS
    5-Amino-6-chloro-2-(propylsulfanyl)pyrimidin-4-ol
    —— 5-(difluoromethyl)oxolan-3-amine hydrochloride, Mixture of diastereomers 2913267-57-7 C5H10ClF2NO
    5-(difluoromethyl)oxolan-3-amine hydrochloride, Mixture of diastereomers
    —— 5-ethenyl-5H-thianthren-5-ium,tetrafluoroboranuide 2703016-98-0 C14H11BF4S2
    5-ethenyl-5H-thianthren-5-ium,tetrafluoroboranuide
    —— 5-ethylpiperidine-3-carboxylic acid hydrochloride, Mixture of diastereomers 2913278-25-6 C8H16ClNO2
    5-ethylpiperidine-3-carboxylic acid hydrochloride, Mixture of diastereomers
    —— 5-Cyclopropyl-1,2-thiazol-3-aminehydrochloride 2913279-90-8 C6H9ClN2S
    5-Cyclopropyl-1,2-thiazol-3-aminehydrochloride
    —— 5-(Azetidin-3-yl)-3-(propan-2-yl)-1,2,4-oxadiazole,trifluoroaceticacid 2913279-41-9 C10H14F3N3O3
    5-(Azetidin-3-yl)-3-(propan-2-yl)-1,2,4-oxadiazole,trifluoroaceticacid
    —— 5-(2,5-dimethylbenzimidazol-1-yl)-N-ethylthiophene-2-carboxamide 1195774-51-6 C16H17N3OS
    5-(2,5-dimethylbenzimidazol-1-yl)-N-ethylthiophene-2-carboxamide
    —— (5E)-3-methylnona-1,5-dien-4-ol 112402-93-4 C10H18O
    (5E)-3-methylnona-1,5-dien-4-ol
    —— (5α,8β)-8-hydroxy-8-(3-methoxy-prop-1-ynyl)-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one 1292275-12-7 C20H22F3NO4
    (5α,8β)-8-hydroxy-8-(3-methoxy-prop-1-ynyl)-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one