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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-nitro-5,2':5',2":5",2"-quaterthiophene 241164-69-2 C16H9NO2S4
    5-nitro-5,2':5',2":5",2"-quaterthiophene
    —— 5',8-O-Cycloadenosine 30737-86-1 C10H11N5O4
    5',8-O-Cycloadenosine
    —— [5-(6-dimethylamino-4-trifluoromethyl-pyridin-3-yl)-3-ethyl-6-methoxy-pyrazin-2-yl]-(1-ethyl-propyl)-amine 666255-46-5 C20H28F3N5O
    [5-(6-dimethylamino-4-trifluoromethyl-pyridin-3-yl)-3-ethyl-6-methoxy-pyrazin-2-yl]-(1-ethyl-propyl)-amine
    —— 5-N-[4-[benzenesulfonamido(methyl)amino]-1-(3,5-difluorophenyl)-3-hydroxybutan-2-yl]-1-N,1-N-dimethyl-3-N,3-N-dipropylbenzene-1,3,5-tricarboxamide 1106210-79-0 C34H43F2N5O6S
    5-N-[4-[benzenesulfonamido(methyl)amino]-1-(3,5-difluorophenyl)-3-hydroxybutan-2-yl]-1-N,1-N-dimethyl-3-N,3-N-dipropylbenzene-1,3,5-tricarboxamide
    —— 5-(m-Chlorphenyl)-1-(3-dimethylaminopropyl)-6-methyl-1H-pyrrolo<1,2,3-de>chinoxalin-2(3H)-on 53375-17-0 C22H24ClN3O
    5-(m-Chlorphenyl)-1-(3-dimethylaminopropyl)-6-methyl-1H-pyrrolo<1,2,3-de>chinoxalin-2(3H)-on
    —— 5-[(4-methoxypyridin-3-yl)methoxy]-2-propyl-2,3-dihydro-1H-isoindol-1-one 1338467-44-9 C18H20N2O3
    5-[(4-methoxypyridin-3-yl)methoxy]-2-propyl-2,3-dihydro-1H-isoindol-1-one
    —— 5-Hydroxypyridine-2-sulfonamide 1243461-98-4 C5H6N2O3S
    5-Hydroxypyridine-2-sulfonamide
    —— (5S)-5-(hydroxymethyl)-5-phenylpyrrolidin-3-ol 845256-56-6 C11H15NO2
    (5S)-5-(hydroxymethyl)-5-phenylpyrrolidin-3-ol
    —— 5-acetamido-6-isopropyl-2-[2-ethoxyl-5-(4-methyl-1-piperazinylsulfonyl)phenyl]pyrimid-4( 3H)-one 1229017-11-1 C22H31N5O5S
    5-acetamido-6-isopropyl-2-[2-ethoxyl-5-(4-methyl-1-piperazinylsulfonyl)phenyl]pyrimid-4( 3H)-one
    —— 5-(2-bromobenzyl)-5-ethoxycarbonylcyclopent-1-en-1-yl triflate 138536-63-7 C16H16BrF3O5S
    5-(2-bromobenzyl)-5-ethoxycarbonylcyclopent-1-en-1-yl triflate
    —— [5-[4-(1,1-dimethylethyl)phenyl]-4-(4-pyridyl)-1,3-thiazol-2-yl]amine 224040-51-1 C18H19N3S
    [5-[4-(1,1-dimethylethyl)phenyl]-4-(4-pyridyl)-1,3-thiazol-2-yl]amine
    —— 5-(4-Isopropylphenyl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-A]pyrimidine-2-carbohydrazide 832739-14-7 C17H20F3N5O
    5-(4-Isopropylphenyl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-A]pyrimidine-2-carbohydrazide
    —— 5-(5-amino-4-(cyclohexylamino)pyridin-2-ylamino)pyrazine-2-carbonitrile 1137476-42-6 C16H19N7
    5-(5-amino-4-(cyclohexylamino)pyridin-2-ylamino)pyrazine-2-carbonitrile
    —— (5S,6S)-6-acetyl-6-(3,3-diethoxypropyl)-2-methyl-5-(prop-1-en-2-yl)cyclohex-2-enone 886537-42-4 C19H30O4
    (5S,6S)-6-acetyl-6-(3,3-diethoxypropyl)-2-methyl-5-(prop-1-en-2-yl)cyclohex-2-enone
    —— 5-hexyl-2,4-bis-trimethylsilanyloxy-pyrimidine 57741-81-8 C16H32N2O2Si2
    5-hexyl-2,4-bis-trimethylsilanyloxy-pyrimidine
    —— 5-[N-(2,3-diacetoxypropyl)acetamido]-2,4,6-triiodo-N-(2-acetoxyethyl)-N'-(2,3-dihydroxypropyl)isophthalamide 111453-35-1 C24H30I3N3O11
    5-[N-(2,3-diacetoxypropyl)acetamido]-2,4,6-triiodo-N-(2-acetoxyethyl)-N'-(2,3-dihydroxypropyl)isophthalamide
    —— 5-acetamido-7,8,9-tri-O-acetyl-2,6-anhydro-4-[N'-(9-fluorenylmethoxycarbonyl)thiourea]-3,4,5-trideoxy-D-glycero-D-galacto-non-2-enonic acid methyl ester 1236306-97-0 C34H37N3O12S
    5-acetamido-7,8,9-tri-O-acetyl-2,6-anhydro-4-[N'-(9-fluorenylmethoxycarbonyl)thiourea]-3,4,5-trideoxy-D-glycero-D-galacto-non-2-enonic acid methyl ester
    —— 5-Amino-3-[(Z)-4-dimethylamino-phenylimino]-2,6,7,12-tetraoxo-1,2,3,5,5a,6,7,12,13,13a-decahydro-13,13b-diaza-cyclopenta[a]naphthacene-4-carbonitrile 497833-82-6 C28H22N6O4
    5-Amino-3-[(Z)-4-dimethylamino-phenylimino]-2,6,7,12-tetraoxo-1,2,3,5,5a,6,7,12,13,13a-decahydro-13,13b-diaza-cyclopenta[a]naphthacene-4-carbonitrile
    —— 5-methyl-2-(4-methoxycarbonyloxy-3-ethoxyphenyl)-1H-benzimidazole 1314035-05-6 C18H18N2O4
    5-methyl-2-(4-methoxycarbonyloxy-3-ethoxyphenyl)-1H-benzimidazole
    —— [5-(1,3-dioxolan-2-yl)-2-ethyl-1-pentan-2-ylimidazol-4-yl]-(4-methoxy-2,5-dimethylphenyl)methanone 279693-85-5 C23H32N2O4
    [5-(1,3-dioxolan-2-yl)-2-ethyl-1-pentan-2-ylimidazol-4-yl]-(4-methoxy-2,5-dimethylphenyl)methanone
    —— 5-(1,3-benzodioxol-5-yl)-3-[4-[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-2-octyl-6-propylphenyloxy]butyl]-5-ethylimidazolidine-2,4-dione 1031397-83-7 C36H46F6N2O6
    5-(1,3-benzodioxol-5-yl)-3-[4-[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)-2-octyl-6-propylphenyloxy]butyl]-5-ethylimidazolidine-2,4-dione
    —— 5-(7-Chloroquinolin-4-yl)-2-hydroxybenzaldehyde 936939-52-5 C16H10ClNO2
    5-(7-Chloroquinolin-4-yl)-2-hydroxybenzaldehyde
    —— 5.5a.6.9-Tetrahydro-4H-indolo<3.4-fg>indazol 2657-82-1 C12H11N3
    5.5a.6.9-Tetrahydro-4H-indolo<3.4-fg>indazol
    —— 5-Methyl-4-nitro-isoxazol-3-carbaldehyd-<N,N-dibenzyl-hydrazon> 94254-84-9 C19H18N4O3
    5-Methyl-4-nitro-isoxazol-3-carbaldehyd-<N,N-dibenzyl-hydrazon>
    —— 5-Jod-7-nitro-2-phenyl-3-<β-naphthyl>-chinazolon-(4) 96761-76-1 C24H14IN3O3
    5-Jod-7-nitro-2-phenyl-3-<β-naphthyl>-chinazolon-(4)
    —— 5,8-Dimethoxy-1-<3-nitro-phenyl>-3,4-dihydro-isochinolin 108720-32-7 C17H16N2O4
    5,8-Dimethoxy-1-<3-nitro-phenyl>-3,4-dihydro-isochinolin
    —— 5-Amino-1-cyclohexyl-4-benzylcarbamoyl-imidazol 93437-39-9 C17H22N4O
    5-Amino-1-cyclohexyl-4-benzylcarbamoyl-imidazol
    —— 5,7-Diacetoxy-3-<3,4-diacetoxybenzyl>-2-methyl-chromon 95817-49-5 C25H22O10
    5,7-Diacetoxy-3-<3,4-diacetoxybenzyl>-2-methyl-chromon
    —— 5-[2-(3-(methylcarbamoyl)pyridin-2-yl)pyridin-3-yl]-3-phenyl-1,3,4-oxadiazol-2(3H)-one 1453118-41-6 C20H15N5O3
    5-[2-(3-(methylcarbamoyl)pyridin-2-yl)pyridin-3-yl]-3-phenyl-1,3,4-oxadiazol-2(3H)-one
    —— 5-butylsulfonyl-N-(2-cyanoethyl)furan-2-carboxamide 92972-11-7 C12H16N2O4S
    5-butylsulfonyl-N-(2-cyanoethyl)furan-2-carboxamide
    —— 5-Bromo-1-chloroisoquinoline-3-carboxylic acid 1603612-29-8 C10H5BrClNO2
    5-Bromo-1-chloroisoquinoline-3-carboxylic acid
    —— (5Z,8Z,10E)-12,12-Dimethoxy-dodeca-5,8,10-trienoic acid methyl ester 109296-18-6 C15H24O4
    (5Z,8Z,10E)-12,12-Dimethoxy-dodeca-5,8,10-trienoic acid methyl ester
    —— 5-o-Chlorbenzyl-3-hydroxy-2-methoxy-carbonyl-4,5,6,7-tetrahydrothieno(3,2-c)pyridin 64281-08-9 C16H16ClNO3S
    5-o-Chlorbenzyl-3-hydroxy-2-methoxy-carbonyl-4,5,6,7-tetrahydrothieno(3,2-c)pyridin
    —— 5-[2-(1,3-diethyl-5-pyridin-2-yl-1,3-dihydro-benzoimidazol-2-ylidene)-ethylidene]-3-ethyl-2-thioxo-thiazolidin-4-one 36636-00-7 C23H24N4OS2
    5-[2-(1,3-diethyl-5-pyridin-2-yl-1,3-dihydro-benzoimidazol-2-ylidene)-ethylidene]-3-ethyl-2-thioxo-thiazolidin-4-one
    —— 5-(4-Chloro-phenyl)-3-cyclopropyl-4,5-dihydro-isoxazole 79084-03-0 C12H12ClNO
    5-(4-Chloro-phenyl)-3-cyclopropyl-4,5-dihydro-isoxazole
    —— 5-fluoro-2-[(5,6,7,8-tetrahydro-naphthalene-1-carbonyl)-amino]-indan-2-carboxylic acid ethyl ester 1092447-61-4 C23H24FNO3
    5-fluoro-2-[(5,6,7,8-tetrahydro-naphthalene-1-carbonyl)-amino]-indan-2-carboxylic acid ethyl ester
    —— 5-Cyanoacetyl-6-aminouracil 132373-31-0 C7H6N4O3
    5-Cyanoacetyl-6-aminouracil
    —— 5-(3-ethyl-4-oxo-2-thioxo-thiazolidin-5-ylidenemethyl)-4-methyl-3H-thiazol-2-one 3783-25-3 C10H10N2O2S3
    5-(3-ethyl-4-oxo-2-thioxo-thiazolidin-5-ylidenemethyl)-4-methyl-3H-thiazol-2-one
    —— 5-hydroxy-6-phenyl-nicotinic acid methyl ester 55240-53-4 C13H11NO3
    5-hydroxy-6-phenyl-nicotinic acid methyl ester
    —— 5-Aethyl-5-(2-thienyl)-hydantoin 56242-43-4 C10H12N2O2S
    5-Aethyl-5-(2-thienyl)-hydantoin
    —— 5-chloro-N-(2-chloro-5-nitrophenyl)-2-hydroxybenzamide 16789-05-2 C13H8Cl2N2O4
    5-chloro-N-(2-chloro-5-nitrophenyl)-2-hydroxybenzamide
    —— 5-n-Pentylthio-3,4-dichlor-2(5H)-furanon 56286-66-9 C9H12Cl2O2S
    5-n-Pentylthio-3,4-dichlor-2(5H)-furanon
    —— 5-Chlormethyl-N,N-dimethyl-2-furansulfonamid 56038-68-7 C7H10ClNO3S
    5-Chlormethyl-N,N-dimethyl-2-furansulfonamid
    —— 5-chloro-2,4-dinitro-<i>N</i>-(2-piperidin-1-yl-ethyl)-aniline 17220-92-7 C13H17ClN4O4
    5-chloro-2,4-dinitro-<i>N</i>-(2-piperidin-1-yl-ethyl)-aniline
    —— 5-chloro-1-(4-methoxybenzenesulfonyl)-3-(2-methoxy-4-pyrrolidin-1-ylmethylphenyl)-3-((S)-2-oxazol-2-yl-pyrrolidin-1-yl)-1,3-dihydroindol-2-one 940275-21-8 C34H35ClN4O6S
    5-chloro-1-(4-methoxybenzenesulfonyl)-3-(2-methoxy-4-pyrrolidin-1-ylmethylphenyl)-3-((S)-2-oxazol-2-yl-pyrrolidin-1-yl)-1,3-dihydroindol-2-one
    —— 5-p-Tolyl-[1,2,4]triazolo[3,4-c][1,2,4]dithiazole-3-thione 86812-47-7 C10H7N3S3
    5-p-Tolyl-[1,2,4]triazolo[3,4-c][1,2,4]dithiazole-3-thione
    —— 5,5-dibromo-4-ethoxy-6-phenyl-tetrahydro-pyrimidin-2-one 56546-32-8 C12H14Br2N2O2
    5,5-dibromo-4-ethoxy-6-phenyl-tetrahydro-pyrimidin-2-one
    —— [5-Acetyl-3-cyano-4-(4-dimethylamino-phenyl)-6-methyl-pyridin-2-ylsulfanyl]-acetic acid ethyl ester 919114-09-3 C21H23N3O3S
    [5-Acetyl-3-cyano-4-(4-dimethylamino-phenyl)-6-methyl-pyridin-2-ylsulfanyl]-acetic acid ethyl ester
    —— 5-methyl-2-phenyl-7-(5,6-dihydronaphtho[1',2':4,5]thieno[2,3-d]pyrimidin-11-yl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidine 1228116-29-7 C27H18N8S
    5-methyl-2-phenyl-7-(5,6-dihydronaphtho[1',2':4,5]thieno[2,3-d]pyrimidin-11-yl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidine
    —— 5'-deoxy-5'-<(3-hydroxypropyl)thio>-2',3'-O-isopropylideneadenosine 134782-18-6 C16H23N5O4S
    5'-deoxy-5'-<(3-hydroxypropyl)thio>-2',3'-O-isopropylideneadenosine