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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,10-dimethoxy-2-oxo-2<i>H</i>-benzo[<i>g</i>]chromene-3-carboxylic acid ethyl ester 70160-53-1 C18H16O6
    5,10-dimethoxy-2-oxo-2<i>H</i>-benzo[<i>g</i>]chromene-3-carboxylic acid ethyl ester
    —— [5-((E)-2-Furan-2-yl-vinyl)-6-methyl-[1,2,4]triazin-3-yl]-thiourea 475631-44-8 C11H11N5OS
    [5-((E)-2-Furan-2-yl-vinyl)-6-methyl-[1,2,4]triazin-3-yl]-thiourea
    —— 5-(Z)-benzo[1,3]dioxol-5-ylmethylene-3-(2,3-dichloro-4,6-dinitro-phenyl)-2-thioxo-thiazolidin-4-one 68142-66-5 C17H7Cl2N3O7S2
    5-(Z)-benzo[1,3]dioxol-5-ylmethylene-3-(2,3-dichloro-4,6-dinitro-phenyl)-2-thioxo-thiazolidin-4-one
    —— 5-Hydroxytridecansaeure-methylester 132949-15-6 C14H28O3
    5-Hydroxytridecansaeure-methylester
    —— 5a,6,7,8-tetrahydro-1,2-diphenylthieno<3,2-e>indolizine-5,5(4H)-dicarbonitrile 132039-16-8 C24H19N3S
    5a,6,7,8-tetrahydro-1,2-diphenylthieno<3,2-e>indolizine-5,5(4H)-dicarbonitrile
    —— 5-bromo-3-pyridin-2-yl-indole-2-carboxylic acid ethyl ester 29310-52-9 C16H13BrN2O2
    5-bromo-3-pyridin-2-yl-indole-2-carboxylic acid ethyl ester
    —— 5-methyl-2-(4-nitrophenyl)-4-piperazin-1-ylthieno[2,3-d]pyrimidine-6-carbonitrile 731855-80-4 C18H16N6O2S
    5-methyl-2-(4-nitrophenyl)-4-piperazin-1-ylthieno[2,3-d]pyrimidine-6-carbonitrile
    —— [5-(3-Methyl-pyridin-4-yl)-[1,3,4]oxadiazol-2-yl]-(4-trifluoromethyl-phenyl)-amine 883557-02-6 C15H11F3N4O
    [5-(3-Methyl-pyridin-4-yl)-[1,3,4]oxadiazol-2-yl]-(4-trifluoromethyl-phenyl)-amine
    —— 5-(2-Bromo-phenyl)-1-(2-trimethylsilanyl-ethoxymethyl)-1H-pyrazole 903550-15-2 C15H21BrN2OSi
    5-(2-Bromo-phenyl)-1-(2-trimethylsilanyl-ethoxymethyl)-1H-pyrazole
    —— 5-(4-methylbenzyl)-4-(4-benzoylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one 1426434-75-4 C23H19N3O2
    5-(4-methylbenzyl)-4-(4-benzoylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— (5Z,7E,22E)-(1S,3R,24R)-25-(4-propyloxazol-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol 198760-28-0 C33H47NO4
    (5Z,7E,22E)-(1S,3R,24R)-25-(4-propyloxazol-2-yl)-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol
    —— 5-(3-(2-(difluoromethoxy)-5-(methoxymethyl)benzyl)ureido)-N,4-dimethyl-1-phenyl-1H-pyrazole-3-carboxamide 1610415-59-2 C23H25F2N5O4
    5-(3-(2-(difluoromethoxy)-5-(methoxymethyl)benzyl)ureido)-N,4-dimethyl-1-phenyl-1H-pyrazole-3-carboxamide
    —— 5-(2,2,2-trifluoroethoxymethyl)-5'-O-trityl-3'-keto-2',3'-dideoxyuridine 699007-50-6 C31H27F3N2O6
    5-(2,2,2-trifluoroethoxymethyl)-5'-O-trityl-3'-keto-2',3'-dideoxyuridine
    —— 5-benzyl-7-fluoro-5-azaspiro[2.5]octane 1428989-16-5 C14H18FN
    5-benzyl-7-fluoro-5-azaspiro[2.5]octane
    —— 5-Butylamino-4-nitro-thiophene-2-carboxylic acid amide 90732-80-2 C9H13N3O3S
    5-Butylamino-4-nitro-thiophene-2-carboxylic acid amide
    —— 5-Chloro-2-(4-methoxy-phenyl)-3-oxy-benzoimidazol-1-ol 98501-50-9 C14H11ClN2O3
    5-Chloro-2-(4-methoxy-phenyl)-3-oxy-benzoimidazol-1-ol
    —— 5-benzylidene-2-methyl-4-phenyl-4,5-dihydro-thiazole 59824-80-5 C17H15NS
    5-benzylidene-2-methyl-4-phenyl-4,5-dihydro-thiazole
    —— 5-acetyl-3-methyl-6-(4-methylphenylamino)-1-phenyl-1H-pyrazolo<3.4-b>pyridine 116972-65-7 C22H20N4O
    5-acetyl-3-methyl-6-(4-methylphenylamino)-1-phenyl-1H-pyrazolo<3.4-b>pyridine
    —— [5,15-bis[4-[[3-(1,1-dimethylethyl)-5-iodophenyl]ethynyl]phenyl]-10,20-bis(2,4,6-trimethylphenyl)porphyrinato(2-)]zinc(2+) 882878-40-2 C74H62I2N4Zn
    [5,15-bis[4-[[3-(1,1-dimethylethyl)-5-iodophenyl]ethynyl]phenyl]-10,20-bis(2,4,6-trimethylphenyl)porphyrinato(2-)]zinc(2+)
    —— [5-[[4-[4-(methoxymethyl)pyridin-2-yl]pyrimidin-2-yl]amino]-1H-indol-2-yl]-morpholin-4-ylmethanone 1391601-47-0 C24H24N6O3
    [5-[[4-[4-(methoxymethyl)pyridin-2-yl]pyrimidin-2-yl]amino]-1H-indol-2-yl]-morpholin-4-ylmethanone
    —— 5-Biphenyl-4-yl-3-[1-(2-chloro-phenyl)-meth-(Z)-ylidene]-3H-furan-2-one 264199-97-5 C23H15ClO2
    5-Biphenyl-4-yl-3-[1-(2-chloro-phenyl)-meth-(Z)-ylidene]-3H-furan-2-one
    —— 5,6-bis(hydroxymethyl)-2,2,8-trimethyl-4H-[1,3]-dioxino[4,5-c]pyridine 1243585-27-4 C12H17NO4
    5,6-bis(hydroxymethyl)-2,2,8-trimethyl-4H-[1,3]-dioxino[4,5-c]pyridine
    —— 5-tetradecaoxytryptamine hydrochloride 1432472-56-4 C24H40N2O*ClH
    5-tetradecaoxytryptamine hydrochloride
    —— 5α,13α-androst-16-en-3β-ol 18485-74-0 C19H30O
    5α,13α-androst-16-en-3β-ol
    —— 5-butenyloxy-6-methyl-3,4-bis(hydroxymethyl)pyridine hydrochloride 122776-10-7 C12H17NO3*ClH
    5-butenyloxy-6-methyl-3,4-bis(hydroxymethyl)pyridine hydrochloride
    —— 5-chloro-1-methoxy-2-(1-phenylethyl)benzene 1590417-61-0 C15H15ClO
    5-chloro-1-methoxy-2-(1-phenylethyl)benzene
    —— 5-hydroxy-3-methyl-1-(3-methylquinoxalin-2-yl)-5-trifluoromethyl-Δ2-pyrazoline 1207384-81-3 C14H13F3N4O
    5-hydroxy-3-methyl-1-(3-methylquinoxalin-2-yl)-5-trifluoromethyl-Δ2-pyrazoline
    —— 5-ethyl-4-hydroxy-3,4-diphenyl-cyclopent-2-enone 14224-75-0 C19H18O2
    5-ethyl-4-hydroxy-3,4-diphenyl-cyclopent-2-enone
    —— 5R-methyl-2S-(2'R-propionyl)-1(E)-trimethylsilylmethylenecyclohexane 155489-63-7 C14H28OSi
    5R-methyl-2S-(2'R-propionyl)-1(E)-trimethylsilylmethylenecyclohexane
    —— 5-(2-cyclopentenyl-5-(pyridin-4-yl)-1H-imidazol-4-yl)-3-methoxypyridin-2-amine 1188300-03-9 C19H19N5O
    5-(2-cyclopentenyl-5-(pyridin-4-yl)-1H-imidazol-4-yl)-3-methoxypyridin-2-amine
    —— 5-acetyl-3-(4-methoxycarbonyl-butyl)-3,4-dihydro-2<i>H</i>-pyrazole-3-carboxylic acid methyl ester 31409-62-8 C13H20N2O5
    5-acetyl-3-(4-methoxycarbonyl-butyl)-3,4-dihydro-2<i>H</i>-pyrazole-3-carboxylic acid methyl ester
    —— 5-benzyl-1-(4-(prop-2-ynyloxy)phenyl)pyrimidine-2,4,6-trione 1455483-01-8 C20H16N2O4
    5-benzyl-1-(4-(prop-2-ynyloxy)phenyl)pyrimidine-2,4,6-trione
    —— [5-(4-hydroxy-1-oxo-1H-isochromen-3-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]-acetic acid ethyl ester 14969-27-8 C17H13NO6S2
    [5-(4-hydroxy-1-oxo-1H-isochromen-3-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]-acetic acid ethyl ester
    —— 5-Ethyl-4'-(2-ethyl-5,7-dimethyl-imidazo[4,5-b]pyridin-3-ylmethyl)-biphenyl-2-sulfonic acid tert-butylamide 169281-50-9 C29H36N4O2S
    5-Ethyl-4'-(2-ethyl-5,7-dimethyl-imidazo[4,5-b]pyridin-3-ylmethyl)-biphenyl-2-sulfonic acid tert-butylamide
    —— [5-(4-Chloro-phenyl)-3H-[1,3,4]thiadiazol-(2Z)-ylidene]-(2-phenyl-1H-indol-3-yl)-amine 136230-25-6 C22H15ClN4S
    [5-(4-Chloro-phenyl)-3H-[1,3,4]thiadiazol-(2Z)-ylidene]-(2-phenyl-1H-indol-3-yl)-amine
    —— 5-Chlor-4,6-dipyrrolidino-1,2,3-triazin 70674-55-4 C11H16ClN5
    5-Chlor-4,6-dipyrrolidino-1,2,3-triazin
    —— 5-Methoxy-1',3',3'-trimethylspiro[benzo[f][1,4]benzoxazine-3,2'-indole] 100463-21-6 C23H22N2O2
    5-Methoxy-1',3',3'-trimethylspiro[benzo[f][1,4]benzoxazine-3,2'-indole]
    —— 5,5-dimethyl-2-methylene-3-phenyl-[1,3]oxazinane-4,6-dione 10104-23-1 C13H13NO3
    5,5-dimethyl-2-methylene-3-phenyl-[1,3]oxazinane-4,6-dione
    —— 5-deoxy-5-C-phosphino-D-ribopyranose 90593-11-6 C5H11O4P
    5-deoxy-5-C-phosphino-D-ribopyranose
    —— 5-methoximinoacetyl-amino-1-(2,6-dichloro-4-trifluoromethyl-phenyl)-pyrazole 116901-95-2 C13H9Cl2F3N4O2
    5-methoximinoacetyl-amino-1-(2,6-dichloro-4-trifluoromethyl-phenyl)-pyrazole
    —— (5Z,7E,22E)-(1S,3R)-1,3-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-9,10-secochola-5,7,10(19),22-tetraen-24-ol 134404-40-3 C36H64O3Si2
    (5Z,7E,22E)-(1S,3R)-1,3-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-9,10-secochola-5,7,10(19),22-tetraen-24-ol
    —— 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethyl)benzo[d]thiazole 2760457-54-1 C14H15BF3NO2S
    5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethyl)benzo[d]thiazole
    —— 5-bromo-1,3,3-trimethylspiro[indoline-2,3'-3H-naphtho[2,1-b]pyran] 20200-57-1 C23H20BrNO
    5-bromo-1,3,3-trimethylspiro[indoline-2,3'-3H-naphtho[2,1-b]pyran]
    —— 5-amino-1-phenylhydantoin 78395-98-9 C9H9N3O2
    5-amino-1-phenylhydantoin
    —— 5-(1-ethoxycarbonyl-2-indol-3-yl-ethylcarbamoyl)-3-methyl-pyrrole-2,4-dicarboxylic acid diethyl ester 26462-15-7 C25H29N3O7
    5-(1-ethoxycarbonyl-2-indol-3-yl-ethylcarbamoyl)-3-methyl-pyrrole-2,4-dicarboxylic acid diethyl ester
    —— 5-(5-bromo-2-ethoxy-benzyl)-6-methyl-2-thioxo-2,3-dihydro-1<i>H</i>-pyrimidin-4-one 24524-02-5 C14H15BrN2O2S
    5-(5-bromo-2-ethoxy-benzyl)-6-methyl-2-thioxo-2,3-dihydro-1<i>H</i>-pyrimidin-4-one
    —— 5'-O-Acrylylguanosin-2',3'-cyclophosphat 47542-39-2 C13H14N5O8P
    5'-O-Acrylylguanosin-2',3'-cyclophosphat
    —— 5-benzyl-10b-hydroxy-2-methylene-3,6-dioxo-octahydro-imidazo[1,2-<i>a</i>]pyrrolo[2,1-<i>c</i>]pyrazine-1-carboxylic acid benzyl ester 40217-19-4 C25H25N3O5
    5-benzyl-10b-hydroxy-2-methylene-3,6-dioxo-octahydro-imidazo[1,2-<i>a</i>]pyrrolo[2,1-<i>c</i>]pyrazine-1-carboxylic acid benzyl ester
    —— 5-(2-methyl-1,3-dioxolane-2-yl)-1,3-benzodithiol-2-one 1181734-38-2 C11H10O3S2
    5-(2-methyl-1,3-dioxolane-2-yl)-1,3-benzodithiol-2-one
    —— 5-(2,3,6-trimethylphenyl)-1-penten-3-one 75253-62-2 C14H18O
    5-(2,3,6-trimethylphenyl)-1-penten-3-one