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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-biphenyl-4-yl-benzo[1,2,5]selenadiazole 109594-03-8 C18H12N2Se
    5-biphenyl-4-yl-benzo[1,2,5]selenadiazole
    —— 5-methyl-furan-2,3,4-trione 3-oxime 4-phenylhydrazone 73314-53-1 C11H11N3O3
    5-methyl-furan-2,3,4-trione 3-oxime 4-phenylhydrazone
    —— 5-{2-[2-methoxy-4-(4-methyl-piperazin-1-yl)-phenylamino]-pyrimidin-4-yl}-1-methyl-1H-pyrrole-3-carboxylic acid (2-bromo-6-methyl-phenyl)-amide 1246752-55-5 C29H32BrN7O2
    5-{2-[2-methoxy-4-(4-methyl-piperazin-1-yl)-phenylamino]-pyrimidin-4-yl}-1-methyl-1H-pyrrole-3-carboxylic acid (2-bromo-6-methyl-phenyl)-amide
    —— 5-{5-[2-ethoxy-2'-(trifluoromethyl)biphenyl-4-yl]-1,2,4-oxadiazol-3-yl}-3-methylpyridin-2-amine 1243558-70-4 C23H19F3N4O2
    5-{5-[2-ethoxy-2'-(trifluoromethyl)biphenyl-4-yl]-1,2,4-oxadiazol-3-yl}-3-methylpyridin-2-amine
    —— 5-(2-methoxy-2-oxoethyl)-1,3-phenylene diacetate 28955-31-9 C13H14O6
    5-(2-methoxy-2-oxoethyl)-1,3-phenylene diacetate
    —— (5-chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-p-tolyl ketone 314274-89-0 C18H15ClN2O
    (5-chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-p-tolyl ketone
    —— 5-(2,5-dimethylphenylethynyl)-N-[2-hydroxy-1-(1H-indol-3-ylmethyl)-1-methylethyl]-2-trifluoromethoxybenzamide 1117834-03-3 C30H27F3N2O3
    5-(2,5-dimethylphenylethynyl)-N-[2-hydroxy-1-(1H-indol-3-ylmethyl)-1-methylethyl]-2-trifluoromethoxybenzamide
    —— 5-methyl-2'-(5-methyl-2-oxo-1,3-dihydroindol-3-yl)-1'-phenylspiro[1H-indole-3,5'-pyrrolidine]-2,3'-dione 1383715-74-9 C27H23N3O3
    5-methyl-2'-(5-methyl-2-oxo-1,3-dihydroindol-3-yl)-1'-phenylspiro[1H-indole-3,5'-pyrrolidine]-2,3'-dione
    —— (+/-)-5-(3,4-dimethoxy-phenyl)-N-(4-oxo-2-pyrimidin-4-yl-4,6,7,8,9,10-hexahydro-pyrimido[1,2-a]azepin-10-yl)-nicotinamide 1036717-42-6 C27H26N6O4
    (+/-)-5-(3,4-dimethoxy-phenyl)-N-(4-oxo-2-pyrimidin-4-yl-4,6,7,8,9,10-hexahydro-pyrimido[1,2-a]azepin-10-yl)-nicotinamide
    —— 5,7-dibromo-2,3,9,10-tetramethyl-1,4-dihydro-1,4-ethenonaphthalene 1432487-42-7 C16H16Br2
    5,7-dibromo-2,3,9,10-tetramethyl-1,4-dihydro-1,4-ethenonaphthalene
    —— 5-isopropyl-5-(3,4,5-trimethoxy-benzyl)-pyrimidine-2,4,6-trione 50846-67-8 C17H22N2O6
    5-isopropyl-5-(3,4,5-trimethoxy-benzyl)-pyrimidine-2,4,6-trione
    —— 5,7-Dimethyl-3-[(Z)-pyridin-2-ylimino]-1,3-dihydro-indol-2-one 647013-15-8 C15H13N3O
    5,7-Dimethyl-3-[(Z)-pyridin-2-ylimino]-1,3-dihydro-indol-2-one
    —— 5-[5-(4-{[(2R,3S)-2-amino-3-hydroxybutyl]oxy}-2-chloro-5-fluorophenyl)-1,3,4-thiadiazol-2-yl]-2-[(1-methylethyl)oxy]benzonitrile hydrochloride 1246391-14-9 C22H22ClFN4O3S*ClH
    5-[5-(4-{[(2R,3S)-2-amino-3-hydroxybutyl]oxy}-2-chloro-5-fluorophenyl)-1,3,4-thiadiazol-2-yl]-2-[(1-methylethyl)oxy]benzonitrile hydrochloride
    —— (5-cyclopropyl-pyrimidin-2-yl)-((R)-2-methyl-4-morpholin-2-yl-phenyl)-amine 1400996-04-4 C18H22N4O
    (5-cyclopropyl-pyrimidin-2-yl)-((R)-2-methyl-4-morpholin-2-yl-phenyl)-amine
    —— 5-[3-(benzyloxy)-5-(methoxycarbonyl)phenoxy]pyrazine-2-carboxylic acid 1310808-60-6 C20H16N2O6
    5-[3-(benzyloxy)-5-(methoxycarbonyl)phenoxy]pyrazine-2-carboxylic acid
    —— 5-chloro-6-(2-chloro-phenoxy)-pyrazine-2,3-dicarbonitrile 72113-95-2 C12H4Cl2N4O
    5-chloro-6-(2-chloro-phenoxy)-pyrazine-2,3-dicarbonitrile
    —— 5-Bromo-2-pentyloxy-benzoyl chloride 116478-00-3 C12H14BrClO2
    5-Bromo-2-pentyloxy-benzoyl chloride
    —— 5-Methyl-1,1-diphenyl-dithiobiuret 92577-96-3 C15H15N3S2
    5-Methyl-1,1-diphenyl-dithiobiuret
    —— 5-benzoyl-6'-chloro-7'-methyl-1',1'-dioxospiro[4H-benzo[d][1,3,7]oxadiazocine-4,3'(2'H)-[1,4,2]benzodithiazine]-2,6(1H,5H)dione 1450743-33-5 C23H16ClN3O6S2
    5-benzoyl-6'-chloro-7'-methyl-1',1'-dioxospiro[4H-benzo[d][1,3,7]oxadiazocine-4,3'(2'H)-[1,4,2]benzodithiazine]-2,6(1H,5H)dione
    —— 5-Acetoxy-2-methyl-bicyclo<3.2.1>oct-2-en 6555-79-9 C11H16O2
    5-Acetoxy-2-methyl-bicyclo<3.2.1>oct-2-en
    —— (5S,8R,9R)-8-benzyl-2-(E,E-hexa-1,3-dienyl)-8-hydroxy-3-methyl-9-triisopropylsiloxy-1-oxa-7-azaspiro[4.4]non-2-ene-4,6-dione 474915-94-1 C30H43NO5Si
    (5S,8R,9R)-8-benzyl-2-(E,E-hexa-1,3-dienyl)-8-hydroxy-3-methyl-9-triisopropylsiloxy-1-oxa-7-azaspiro[4.4]non-2-ene-4,6-dione
    —— 5,11-Diamino-2-cyclopentylmethyl-2,3,8,12b-tetrahydro-1H-3a,8-methanodibenzo<3.4;6.7>cyclohepta<1.2-c>pyrrol 67930-54-5 C24H29N3
    5,11-Diamino-2-cyclopentylmethyl-2,3,8,12b-tetrahydro-1H-3a,8-methanodibenzo<3.4;6.7>cyclohepta<1.2-c>pyrrol
    —— 5-(4'-fluoro-biphenyl-3-yl)-oxazol-2-ylamine trifluoroacetic acid 842155-34-4 C2HF3O2*C15H11FN2O
    5-(4'-fluoro-biphenyl-3-yl)-oxazol-2-ylamine trifluoroacetic acid
    —— 5-(2'-Fluoro-biphenyl-4-yl)-5-methyl-imidazolidine-2,4-dione 24740-11-2 C16H13FN2O2
    5-(2'-Fluoro-biphenyl-4-yl)-5-methyl-imidazolidine-2,4-dione
    —— 5-tert.Butyl-3-cyan-2-ethylbenzolacetonitril 42196-09-8 C15H18N2
    5-tert.Butyl-3-cyan-2-ethylbenzolacetonitril
    —— (5S,6R,7R,8R,9S,10S)-5,6-dihydroxy-7,9:8,10-di-O-isopropylidene-7,8,9,10-tetraoxotridecanoic acid tert-butyl ester 912642-32-1 C23H42O8
    (5S,6R,7R,8R,9S,10S)-5,6-dihydroxy-7,9:8,10-di-O-isopropylidene-7,8,9,10-tetraoxotridecanoic acid tert-butyl ester
    —— 5-amino-1-(5'-O-benzyl-1-β-D-ribofuranosyl)imidazole-4-carboxamide 1204414-57-2 C16H20N4O5
    5-amino-1-(5'-O-benzyl-1-β-D-ribofuranosyl)imidazole-4-carboxamide
    —— 5-deoxy-5-iodo-D-arabinono-1,4-lactone 82805-14-9 C5H7IO4
    5-deoxy-5-iodo-D-arabinono-1,4-lactone
    —— 5α-Androst-16-en-3β,12α,17-triol-triacetat 862-43-1 C25H36O6
    5α-Androst-16-en-3β,12α,17-triol-triacetat
    —— 5-{2-[4-(2-tert-Butyl-4-methylphenyl)piperazin-1-yl]-2-oxoethyl}imidazolidine-2,4-dione 1252657-48-9 C20H28N4O3
    5-{2-[4-(2-tert-Butyl-4-methylphenyl)piperazin-1-yl]-2-oxoethyl}imidazolidine-2,4-dione
    —— (5α,8α)-8-((2,2-dimethyl-5-oxopyrrolidin-1-yl)methyl)-8-hydroxy-2-(4-((R)-2,2,2-trifluoro-1-hydroxyethyl)phenyl)-2-azaspiro[4.5]decan-1-one 1401238-17-2 C24H31F3N2O4
    (5α,8α)-8-((2,2-dimethyl-5-oxopyrrolidin-1-yl)methyl)-8-hydroxy-2-(4-((R)-2,2,2-trifluoro-1-hydroxyethyl)phenyl)-2-azaspiro[4.5]decan-1-one
    —— 5-(Methoxycarbonyl)-3-oxabicyclo[3.2.1]octane-1-carboxylicacid 2385572-15-4 C10H14O5
    5-(Methoxycarbonyl)-3-oxabicyclo[3.2.1]octane-1-carboxylicacid
    —— 5-bromo-5-[bromo-(4-hydroxy-3-methoxy-phenyl)-methyl]-2,2'-p-phenylenediamino-bis-thiazol-4-one 16253-25-1 C20H16Br2N4O4S2
    5-bromo-5-[bromo-(4-hydroxy-3-methoxy-phenyl)-methyl]-2,2'-p-phenylenediamino-bis-thiazol-4-one
    —— (5-ethoxy-pyrimidin-2-yl)-((S)-4-piperidin-3-yl-phenyl)-amine 1400996-08-8 C17H22N4O
    (5-ethoxy-pyrimidin-2-yl)-((S)-4-piperidin-3-yl-phenyl)-amine
    —— 5-(1-methyl-1H-imidazol-4-yl)-1-(6-methylpyridin-3-yl)-1H-pyrazole-3-carboxylic acid 858600-94-9 C14H13N5O2
    5-(1-methyl-1H-imidazol-4-yl)-1-(6-methylpyridin-3-yl)-1H-pyrazole-3-carboxylic acid
    —— 5-(4-Methoxy-2,3,6-trimethylphenyl)penta-2,4-dienal 102996-57-6 C15H18O2
    5-(4-Methoxy-2,3,6-trimethylphenyl)penta-2,4-dienal
    —— 5-benzyl-2-ethyl-10b-hydroxy-3,6-dioxo-octahydro-oxazolo[3,2-<i>a</i>]pyrrolo[2,1-<i>c</i>]pyrazine-2-carbonyl chloride 5004-92-2 C19H21ClN2O5
    5-benzyl-2-ethyl-10b-hydroxy-3,6-dioxo-octahydro-oxazolo[3,2-<i>a</i>]pyrrolo[2,1-<i>c</i>]pyrazine-2-carbonyl chloride
    —— 5-Trichlormethyl-2,2-spirocycloheptan-oxazolidon-(4) 92015-37-7 C10H14Cl3NO2
    5-Trichlormethyl-2,2-spirocycloheptan-oxazolidon-(4)
    —— 5-bromo-5<i>H</i>-dibenzo[<i>a,d</i>]cycloheptene-10,11-dione 51498-66-9 C15H9BrO2
    5-bromo-5<i>H</i>-dibenzo[<i>a,d</i>]cycloheptene-10,11-dione
    —— 5-fluoro-2-(2-(2-methoxyethoxy)ethoxy)nicotinic acid 1271523-92-2 C11H14FNO5
    5-fluoro-2-(2-(2-methoxyethoxy)ethoxy)nicotinic acid
    —— 5-(3-quinolinyl)-1,3-dihydro-2H-1,4-benzodiazepin-2-one 1279619-77-0 C18H13N3O
    5-(3-quinolinyl)-1,3-dihydro-2H-1,4-benzodiazepin-2-one
    —— 5-bromo-2-[4-methoxy-3-(2-m-tolyl-ethoxy)-benzoylamino]-indane-2-carboxylic acid 1195942-77-8 C27H26BrNO5
    5-bromo-2-[4-methoxy-3-(2-m-tolyl-ethoxy)-benzoylamino]-indane-2-carboxylic acid
    —— 5,6-dihydro-1,2-bis(methoxycarbonyl)-3-(2-naphthyl)-4H-benzo<hi>pyrrolo<2,1,5-cd>indolizine 99682-41-4 C27H21NO4
    5,6-dihydro-1,2-bis(methoxycarbonyl)-3-(2-naphthyl)-4H-benzo<hi>pyrrolo<2,1,5-cd>indolizine
    —— (5-Benzyl-5-methyl-cyclohex-1-enyloxy)-trimethyl-silane 69849-65-6 C17H26OSi
    (5-Benzyl-5-methyl-cyclohex-1-enyloxy)-trimethyl-silane
    —— 5-[6-(4-methyl[1,4]diazepane-1-carbonyl)pyrazin-2-yl]furan-2-carbaldehyde 1353858-92-0 C16H18N4O3
    5-[6-(4-methyl[1,4]diazepane-1-carbonyl)pyrazin-2-yl]furan-2-carbaldehyde
    —— 5-(4-(1-piperidino)-1-piperidinyl)-1,3,4-thiadiazol-2-amine 941867-27-2 C12H21N5S
    5-(4-(1-piperidino)-1-piperidinyl)-1,3,4-thiadiazol-2-amine
    —— 5-chlorospiro[indoline-3,3'-piperidin]-2-one hydrochloride 320773-80-6 C12H13ClN2O
    5-chlorospiro[indoline-3,3'-piperidin]-2-one hydrochloride
    —— 5a(2)-Nitro[2,2a(2)-bi-1H-indol]-5-amine 1246471-13-5 C16H12N4O2
    5a(2)-Nitro[2,2a(2)-bi-1H-indol]-5-amine
    —— [5-(5-Chloro-1-methyl-1H-pyrrole-2-carbonyl)-1,4-dimethyl-1H-pyrrol-2-yl]-acetic acid 2-acetylamino-ethyl ester 108832-52-6 C18H22ClN3O4
    [5-(5-Chloro-1-methyl-1H-pyrrole-2-carbonyl)-1,4-dimethyl-1H-pyrrol-2-yl]-acetic acid 2-acetylamino-ethyl ester
    —— 5-methyl-8-thioxo-5,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]quinoline-7-carboxylic acid ethyl ester 33260-21-8 C14H13NO4S
    5-methyl-8-thioxo-5,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]quinoline-7-carboxylic acid ethyl ester