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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-[2-(2-oxo-pyrrolidin-1-ylmethyl)-3H-benzimidazol-5-yl]-furan-2-carboxylic acid ((S)-cyclohexyl-methylcarbamoyl-methyl)-amide 1222809-13-3 C26H31N5O4
    5-[2-(2-oxo-pyrrolidin-1-ylmethyl)-3H-benzimidazol-5-yl]-furan-2-carboxylic acid ((S)-cyclohexyl-methylcarbamoyl-methyl)-amide
    —— (5R,9S)-5-methyl-8,9-dihydro-5H-5,9-methanobenzo[7]annulen-7(6H)-one 1544150-65-3 C13H14O
    (5R,9S)-5-methyl-8,9-dihydro-5H-5,9-methanobenzo[7]annulen-7(6H)-one
    —— 5-(1-acetoxy-ethyl)-3-isopropyl-dihydro-furan-2-one 27927-69-1 C11H18O4
    5-(1-acetoxy-ethyl)-3-isopropyl-dihydro-furan-2-one
    —— 5-benzyl-3-[(2S)-1-[(4-fluorophenyl)sulfonyl]-2-pyrrolidyl]-1,2,4-oxadiazole 242459-07-0 C19H18FN3O3S
    5-benzyl-3-[(2S)-1-[(4-fluorophenyl)sulfonyl]-2-pyrrolidyl]-1,2,4-oxadiazole
    —— 5-benzyloxy-3-(tert-butoxycarbonyl)-1-chloromethyl-2,3-dihydro-1H-benz[e]indole-7-carboxylic acid benzyl ester 1032744-65-2 C33H32ClNO5
    5-benzyloxy-3-(tert-butoxycarbonyl)-1-chloromethyl-2,3-dihydro-1H-benz[e]indole-7-carboxylic acid benzyl ester
    —— 5-(o-Hydroxy-m-methoxybenzyliden)-3-methylisorhodanin 32085-69-1 C12H11NO3S2
    5-(o-Hydroxy-m-methoxybenzyliden)-3-methylisorhodanin
    —— <5-DL-<sup>3</sup>H>-5-DL-Hydroxystearinsaeure 35899-94-6 C18H36O3
    <5-DL-<sup>3</sup>H>-5-DL-Hydroxystearinsaeure
    —— 5-(2-benzyloxy-ethyl)-2-hydroxy-cyclohexanecarboxylic acid methyl ester 628732-32-1 C17H24O4
    5-(2-benzyloxy-ethyl)-2-hydroxy-cyclohexanecarboxylic acid methyl ester
    —— 5-Ethoxycarbonyl-2-{(1E,3E)-5-[5-ethoxycarbonyl-3-ethyl-1-phenyl-1,3-dihydro-benzoimidazol-(2E)-ylidene]-penta-1,3-dienyl}-3-ethyl-1-phenyl-3H-benzoimidazol-1-ium; iodide 31462-80-3 C41H41N4O4*I
    5-Ethoxycarbonyl-2-{(1E,3E)-5-[5-ethoxycarbonyl-3-ethyl-1-phenyl-1,3-dihydro-benzoimidazol-(2E)-ylidene]-penta-1,3-dienyl}-3-ethyl-1-phenyl-3H-benzoimidazol-1-ium; iodide
    —— 5,10-Diacetoxy-benzo<g>chinoxalin 23169-27-9 C16H12N2O4
    5,10-Diacetoxy-benzo<g>chinoxalin
    —— 5-acetyl-7-benzyl-3,3-dimethyl-2,3,4,6,7,8-octahydro-pyrimido[1,6-<i>c</i>]pyrimidin-1-one 30540-08-0 C18H23N3O2
    5-acetyl-7-benzyl-3,3-dimethyl-2,3,4,6,7,8-octahydro-pyrimido[1,6-<i>c</i>]pyrimidin-1-one
    —— 5-(p-Methyl-benzoyl)-1-methyl-3-N-(p-nitro-benzolsulfonyl)-4-(m-nitro-phenyl)-2-phenyl-imidazolidin 24427-04-1 C30H26N4O7S
    5-(p-Methyl-benzoyl)-1-methyl-3-N-(p-nitro-benzolsulfonyl)-4-(m-nitro-phenyl)-2-phenyl-imidazolidin
    —— 5,7-dimethyl-2-phenylamino-3-(4-sulfamoylphenyl)carbamoylpyrazolo[1,5-a]pyrimidine 1224957-10-1 C21H20N6O3S
    5,7-dimethyl-2-phenylamino-3-(4-sulfamoylphenyl)carbamoylpyrazolo[1,5-a]pyrimidine
    —— {5-[5-(4-Bromo-phenyl)-furan-2-yl]-tetrazol-2-yl}-acetyl chloride 97712-82-8 C13H8BrClN4O2
    {5-[5-(4-Bromo-phenyl)-furan-2-yl]-tetrazol-2-yl}-acetyl chloride
    —— 5-(3-chlorophenyl)-4-(3-iodophenyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione 1426945-58-5 C14H9ClIN3S
    5-(3-chlorophenyl)-4-(3-iodophenyl)-2,4-dihydro-3H-1,2,4-triazole-3-thione
    —— (5-methyl-2,2-diphenyl-1,3-dioxolan-5-yl)methanol 4728-21-6 C18H20O3
    (5-methyl-2,2-diphenyl-1,3-dioxolan-5-yl)methanol
    —— 5'-deoxy-5'-(methylseleno)-2',3'-O-isopropylidene-N6-cyclopentyladenosine 846552-43-0 C19H27N5O3Se
    5'-deoxy-5'-(methylseleno)-2',3'-O-isopropylidene-N6-cyclopentyladenosine
    —— 5-butoxycarbonyloxy-benzo[1,3]dioxole 108516-46-7 C12H14O5
    5-butoxycarbonyloxy-benzo[1,3]dioxole
    —— 5-(2-([1,1'-biphenyl]-4-yl)-1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 1071788-44-7 C20H18O5
    5-(2-([1,1'-biphenyl]-4-yl)-1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
    —— (5-bromo-3,4-dihydro-1H-isoquinolin-2-yl)-(6-chloro-pyrazolo[1,5-a]pyridin-2-yl)-methanone 1176418-09-9 C17H13BrClN3O
    (5-bromo-3,4-dihydro-1H-isoquinolin-2-yl)-(6-chloro-pyrazolo[1,5-a]pyridin-2-yl)-methanone
    —— 5,11,17,23-tetrakis(tris-4,7,10-tert-butoxycarbonylmethyl-1,4,7,10-tetrazacyclododec-1-yl-acetamidyl)-25,27-dioctadecoxy-26,28-dipropoxy-calix[4]arene 1239337-24-6 C182H312N20O32
    5,11,17,23-tetrakis(tris-4,7,10-tert-butoxycarbonylmethyl-1,4,7,10-tetrazacyclododec-1-yl-acetamidyl)-25,27-dioctadecoxy-26,28-dipropoxy-calix[4]arene
    —— 5-Acetoxy-5-butyl-1-cyclohexyl-1-perhydro-pyrimidin-2,4,6-trion 22384-25-4 C16H24N2O5
    5-Acetoxy-5-butyl-1-cyclohexyl-1-perhydro-pyrimidin-2,4,6-trion
    —— 5-[6-(bis(9,9-dimethylfluoren-2-yl)amino)benzo[b]thiophen-2-yl]-3',4,3''-tri-n-hexyl-5''-formyl-2,2':5',2''-terthiophene 1013404-95-9 C69H73NOS4
    5-[6-(bis(9,9-dimethylfluoren-2-yl)amino)benzo[b]thiophen-2-yl]-3',4,3''-tri-n-hexyl-5''-formyl-2,2':5',2''-terthiophene
    —— 5,6-dideoxy-1,2-O-isopropylidene-3-O-methyl-6-C-nitro-5-C-(dimethoxyphosphinyl)-β-L-idofuranose 100221-31-6 C12H22NO9P
    5,6-dideoxy-1,2-O-isopropylidene-3-O-methyl-6-C-nitro-5-C-(dimethoxyphosphinyl)-β-L-idofuranose
    —— 5-tert.-Butyl-1-chlor-cyclohexen 17002-25-4 C10H17Cl
    5-tert.-Butyl-1-chlor-cyclohexen
    —— 5-(allyl-methyl-amino)-6-dimethylamino-1,3-dimethyl-1<i>H</i>-pyrimidine-2,4-dione 25106-59-6 C12H20N4O2
    5-(allyl-methyl-amino)-6-dimethylamino-1,3-dimethyl-1<i>H</i>-pyrimidine-2,4-dione
    —— [5-(4-nitrophenyl)-1,3,4-thiadiazol-2-yl]hydrazine 91096-52-5 C8H7N5O2S
    [5-(4-nitrophenyl)-1,3,4-thiadiazol-2-yl]hydrazine
    —— 5-deaza-10-formyl-5,6,7,8-tetrahydropteroic acid 141397-65-1 C16H17N5O4
    5-deaza-10-formyl-5,6,7,8-tetrahydropteroic acid
    —— 5-{2-cyano-2-[3-(2-hydroxy-ethyl)-indol-2-yl]-ethyl}-nicotinic acid methyl ester 25847-65-8 C20H19N3O3
    5-{2-cyano-2-[3-(2-hydroxy-ethyl)-indol-2-yl]-ethyl}-nicotinic acid methyl ester
    —— 5-<p-Nitro-benzylidenhydrazino>-2,3-dihydro-1,4-benzothiazepin 23483-19-4 C16H14N4O2S
    5-<p-Nitro-benzylidenhydrazino>-2,3-dihydro-1,4-benzothiazepin
    —— 5-Hydroxy-6-p-tolyl-pyrazine-2,3-dicarbonitrile 75669-52-2 C13H8N4O
    5-Hydroxy-6-p-tolyl-pyrazine-2,3-dicarbonitrile
    —— 5,5'''-bis[5,5'-bis(trimethylsilyl)-2,2':3'2''-terthien-5'-yl-ethynyl]-3',5''-bis{5-[5,5''-bis(trimethylsilyl)-2,2':3'2''-terthien-5'-yl-ethynyl]-thienyl-5-yl}-2,2':5',2'':4'',2'''-quaterthiophene 1207091-59-5 C104H102S18Si8
    5,5'''-bis[5,5'-bis(trimethylsilyl)-2,2':3'2''-terthien-5'-yl-ethynyl]-3',5''-bis{5-[5,5''-bis(trimethylsilyl)-2,2':3'2''-terthien-5'-yl-ethynyl]-thienyl-5-yl}-2,2':5',2'':4'',2'''-quaterthiophene
    —— {5-[5-(2-Methoxy-phenyl)-furan-2-yl]-tetrazol-2-yl}-acetyl chloride 97712-85-1 C14H11ClN4O3
    {5-[5-(2-Methoxy-phenyl)-furan-2-yl]-tetrazol-2-yl}-acetyl chloride
    —— 5-chloro-3β-acetoxy-24.24-diphenyl-5α-cholene-(23) 14956-27-5 C38H49ClO2
    5-chloro-3β-acetoxy-24.24-diphenyl-5α-cholene-(23)
    —— 5-{(3aS,5R,6R,6aS)-6-[(E)-(S)-7-(3-Amino-phenyl)-3-hydroxy-hept-1-enyl]-5-hydroxy-1,3a,4,5,6,6a-hexahydro-pentalen-2-yl}-pentanoic acid methyl ester 141887-82-3 C27H39NO4
    5-{(3aS,5R,6R,6aS)-6-[(E)-(S)-7-(3-Amino-phenyl)-3-hydroxy-hept-1-enyl]-5-hydroxy-1,3a,4,5,6,6a-hexahydro-pentalen-2-yl}-pentanoic acid methyl ester
    —— (5-(dimethylamino)-2-((phenylimino)methyl)phenyl)bis(triethyl-l5-phosphaneyl)palladium(IV) bromide 110412-97-0 C27H45BrN2P2Pd
    (5-(dimethylamino)-2-((phenylimino)methyl)phenyl)bis(triethyl-l5-phosphaneyl)palladium(IV) bromide
    —— 5,8-dimethoxy-3,4-dihydro-1H-2-thia-10-aza-anthracene 1114775-97-1 C14H15NO2S
    5,8-dimethoxy-3,4-dihydro-1H-2-thia-10-aza-anthracene
    —— 5-(1-ethyl-1H-indazol-5-yl)-2-methyl-7-oxo-N-(prop-2-yn-1-yl)-4H,7H-pyrazolo[1,5-a]pyrimidine-3-carboxamide 1607024-23-6 C20H18N6O2
    5-(1-ethyl-1H-indazol-5-yl)-2-methyl-7-oxo-N-(prop-2-yn-1-yl)-4H,7H-pyrazolo[1,5-a]pyrimidine-3-carboxamide
    —— 5-<N-(4-Methoxy-benzylguanyl)-carbamoyl>-2,6-diamino-3-chlor-pyrazin 1165-90-8 C14H16ClN7O2
    5-<N-(4-Methoxy-benzylguanyl)-carbamoyl>-2,6-diamino-3-chlor-pyrazin
    —— 5-Brom-3-ethyl-1-hydroxy-8-methoxy-1,2,3,4-tetrahydro-naphthalin 22531-29-9 C13H17BrO2
    5-Brom-3-ethyl-1-hydroxy-8-methoxy-1,2,3,4-tetrahydro-naphthalin
    —— (5S,7S)-7-(tert-Butyl-dimethyl-silanyloxy)-7-[(S)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4,4-dimethoxy-5-methoxymethoxy-5,6,7,8-tetrahydro-4H-naphthalen-1-one 107977-74-2 C28H52O7Si2
    (5S,7S)-7-(tert-Butyl-dimethyl-silanyloxy)-7-[(S)-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-4,4-dimethoxy-5-methoxymethoxy-5,6,7,8-tetrahydro-4H-naphthalen-1-one
    —— 5-Pyrimidinecarboxylic acid,2-[8-(acetylamino)-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl]-,methyl ester 907566-66-9 C19H19N5O3
    5-Pyrimidinecarboxylic acid,2-[8-(acetylamino)-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl]-,methyl ester
    —— 5-Benzoylmercapto-1,3,4-dithiazolin-3,3-dioxid 92350-54-4 C9H7NO3S3
    5-Benzoylmercapto-1,3,4-dithiazolin-3,3-dioxid
    —— 5-benzyl-2-dimethylcarbamoyl-octahydro-cyclopenta[c]pyrrole-5-carboxylic acid 1175536-14-7 C18H24N2O3
    5-benzyl-2-dimethylcarbamoyl-octahydro-cyclopenta[c]pyrrole-5-carboxylic acid
    —— (5R,6S)-5-(3-aminophenyl)-5-cyclopropyl-6-fluoro-6-(trifluoromethyl)-5,6-dihydro-2H-1,4-oxazin-3-amine 1352420-05-3 C14H15F4N3O
    (5R,6S)-5-(3-aminophenyl)-5-cyclopropyl-6-fluoro-6-(trifluoromethyl)-5,6-dihydro-2H-1,4-oxazin-3-amine
    —— 5-deaza-5,6,7,8-tetrahydropteroic acid 141397-63-9 C15H17N5O3
    5-deaza-5,6,7,8-tetrahydropteroic acid
    —— 5'-O-(4,4'-dimethoxytrityl)-2',3'-di-O-mesyl-2',3'-secoinosine 119898-70-3 C33H36N4O11S2
    5'-O-(4,4'-dimethoxytrityl)-2',3'-di-O-mesyl-2',3'-secoinosine
    —— 5'-O-t-butyldiphenylsilyl-3'-deoxy-2'-O-mesyl-2',3'-secoinosine 119898-86-1 C27H34N4O6SSi
    5'-O-t-butyldiphenylsilyl-3'-deoxy-2'-O-mesyl-2',3'-secoinosine
    —— 5,5'-methanediyl-bis-furan-2-carboxylic acid bis-[<i>N</i>'-(toluene-4-sulfonyl)-hydrazide] 36808-52-3 C25H24N4O8S2
    5,5'-methanediyl-bis-furan-2-carboxylic acid bis-[<i>N</i>'-(toluene-4-sulfonyl)-hydrazide]
    —— 5,7-Dibrom-8-diisopropyloxy-phosphoryloxy-chinolin 16575-87-4 C15H18Br2NO4P
    5,7-Dibrom-8-diisopropyloxy-phosphoryloxy-chinolin