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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5S)1-hydroxymethyl-5-(2-tert-butyldimethylsilyloxy-(1R)-methylethyl)-2-methyl-1-cyclopentene 1415917-04-2 C16H32O2Si
    (5S)1-hydroxymethyl-5-(2-tert-butyldimethylsilyloxy-(1R)-methylethyl)-2-methyl-1-cyclopentene
    —— 5-Methylsulfon-2-methylamino-benzoesaeure 98996-73-7 C9H11NO4S
    5-Methylsulfon-2-methylamino-benzoesaeure
    —— 5-(4-tert-butoxycarbonylaminophenyl)-1,5,8,9,10,11-hexahydronaphtho[1,2-b][1,4]diazepine-2,4-dione 1355170-05-6 C24H27N3O4
    5-(4-tert-butoxycarbonylaminophenyl)-1,5,8,9,10,11-hexahydronaphtho[1,2-b][1,4]diazepine-2,4-dione
    —— (5-Ethylpyridin-3-yl)methanamine 1211579-80-4 C8H12N2
    (5-Ethylpyridin-3-yl)methanamine
    —— 5-methoxy-6-(4-methoxy-phenyl)-4-phenyl-pyran-2-thione 111638-27-8 C19H16O3S
    5-methoxy-6-(4-methoxy-phenyl)-4-phenyl-pyran-2-thione
    —— 5,5'-dimethyl-4,4'-dinitro-2,2'-bipyridine-N,N'-dioxide 1265192-17-3 C12H10N4O6
    5,5'-dimethyl-4,4'-dinitro-2,2'-bipyridine-N,N'-dioxide
    —— 5'-O-(4,4'-dimethoxytrityl)-5-(1,2-diacetoxyethyl)-2'-deoxyuridine-3'-O-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite 186086-49-7 C45H55N4O12P
    5'-O-(4,4'-dimethoxytrityl)-5-(1,2-diacetoxyethyl)-2'-deoxyuridine-3'-O-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite
    —— [5-(thien-3-yl)tetrazol-1-yl]acetic acid 2-methoxyethyl ester 149942-36-9 C10H12N4O3S
    [5-(thien-3-yl)tetrazol-1-yl]acetic acid 2-methoxyethyl ester
    —— 5-chloropyrimidine-2,4(1H,3H)-dione compound with (2R,3R,4S,5R)-2-(6-amino-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (1:1) 1369492-08-9 C4H3ClN2O2*C10H13N5O4
    5-chloropyrimidine-2,4(1H,3H)-dione compound with (2R,3R,4S,5R)-2-(6-amino-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (1:1)
    —— 5-[1-(4-Fluoro-phenyl)-meth-(E)-ylidene]-1,2-dimethyl-4-oxo-4,5-dihydro-1H-pyrrole-3-carboxylic acid ethyl ester 132573-03-6 C16H16FNO3
    5-[1-(4-Fluoro-phenyl)-meth-(E)-ylidene]-1,2-dimethyl-4-oxo-4,5-dihydro-1H-pyrrole-3-carboxylic acid ethyl ester
    —— 5-(benzyloxy)-3-(3-fluorophenyl)-1,3,4-oxadiazol-2(3H)-one 1347606-50-1 C15H11FN2O3
    5-(benzyloxy)-3-(3-fluorophenyl)-1,3,4-oxadiazol-2(3H)-one
    —— 5,5'-bis-(4-nitro-benzylidene)-2,2'-dithioxo-3,3'-butane-1,4-diyl-bis-thiazolidin-4-one 88855-80-5 C24H18N4O6S4
    5,5'-bis-(4-nitro-benzylidene)-2,2'-dithioxo-3,3'-butane-1,4-diyl-bis-thiazolidin-4-one
    —— 5-(2-Methoxy-phenylazo)-4-p-tolyl-thiazol-2-ylamine 33170-14-8 C17H16N4OS
    5-(2-Methoxy-phenylazo)-4-p-tolyl-thiazol-2-ylamine
    —— 5<i>H</i>-naphtho[2,3-<i>a</i>]acridine-8,13,14-trione 70416-80-7 C21H11NO3
    5<i>H</i>-naphtho[2,3-<i>a</i>]acridine-8,13,14-trione
    —— 5,12-diaza<25>(1,2,3,4,5)cyclophanebis(onium) bis(triflate) 89398-94-7 2CF3O3S*C20H22N2
    5,12-diaza<25>(1,2,3,4,5)cyclophanebis(onium) bis(triflate)
    —— 5-(1H-pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-3-carboxylic acid phenylamide 658695-97-7 C17H13N5O
    5-(1H-pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-3-carboxylic acid phenylamide
    —— 5-methoxy-6-methyl-2,4-di(thiophen-2-yl)pyrimidine 1-oxide 1248361-26-3 C14H12N2O2S2
    5-methoxy-6-methyl-2,4-di(thiophen-2-yl)pyrimidine 1-oxide
    —— 5H-Pyrrolo[1,2-a]imidazole-5-methanol,6,7-dihydro-6,7-bis(phenylmethoxy)-, (5S,6S,7S)- 647017-32-1 C21H22N2O3
    5H-Pyrrolo[1,2-a]imidazole-5-methanol,6,7-dihydro-6,7-bis(phenylmethoxy)-, (5S,6S,7S)-
    —— 5-{2-[3-(5-hydroxy-6-methylheptyl)phenyl]vinyl}-benzene-1,3-diol 268231-37-4 C22H28O3
    5-{2-[3-(5-hydroxy-6-methylheptyl)phenyl]vinyl}-benzene-1,3-diol
    —— (5'S)-5'-benzylspiro[indoline-3,3'-pyrrolidine]-2,2'-dione 1396762-98-3 C18H16N2O2
    (5'S)-5'-benzylspiro[indoline-3,3'-pyrrolidine]-2,2'-dione
    —— 5-(1-trifluoromethyl-1-trimethylsilyloxyethyl)bicyclo[2.2. 1]-2-heptene 423166-31-8 C13H21F3OSi
    5-(1-trifluoromethyl-1-trimethylsilyloxyethyl)bicyclo[2.2. 1]-2-heptene
    —— (5R,6S,7R)-7-[(tert-butyldimethylsilyl)oxy]-5-hydroxy-2,6,8-trimethyl-2-nonanone 380497-44-9 C18H38O3Si
    (5R,6S,7R)-7-[(tert-butyldimethylsilyl)oxy]-5-hydroxy-2,6,8-trimethyl-2-nonanone
    —— 5-methyl-[1,3,4]thiadiazol-2-ylamine; perchlorate 39119-76-1 C3H5N3S*ClHO4
    5-methyl-[1,3,4]thiadiazol-2-ylamine; perchlorate
    —— 5-Chloro-6-methyl-3-pyridin-2-yl-[1,2,4]triazine 126542-28-7 C9H7ClN4
    5-Chloro-6-methyl-3-pyridin-2-yl-[1,2,4]triazine
    —— 5-(1-(4,4-dimethyl-2,6-dioxocyclohexyl)-2-phenylpropan-2-yl)benzene-1,2,4-tricarbonitrile 1058258-60-8 C26H23N3O2
    5-(1-(4,4-dimethyl-2,6-dioxocyclohexyl)-2-phenylpropan-2-yl)benzene-1,2,4-tricarbonitrile
    —— {5-[6-(3-cyano-phenyl)-pyridine-3-sulfonylamino]-5,6,7,8-tetrahydro-naphthalen-1-yloxy}-acetic acid 1208101-14-7 C24H21N3O5S
    {5-[6-(3-cyano-phenyl)-pyridine-3-sulfonylamino]-5,6,7,8-tetrahydro-naphthalen-1-yloxy}-acetic acid
    —— 5-chloro-N-(4-ethoxy-2-methyl-5-propan-2-ylphenyl)-2-[4-(pyridin-4-ylmethyl)piperidin-1-yl]pyrimidin-4-amine 1207981-34-7 C27H34ClN5O
    5-chloro-N-(4-ethoxy-2-methyl-5-propan-2-ylphenyl)-2-[4-(pyridin-4-ylmethyl)piperidin-1-yl]pyrimidin-4-amine
    —— 5-indol-3-ylmethyl-1-methyl-imidazolidine-2,4-dione 91768-39-7 C13H13N3O2
    5-indol-3-ylmethyl-1-methyl-imidazolidine-2,4-dione
    —— 5-(2-pyridylmethyl)-1-cyclooctanol 471280-51-0 C14H21NO
    5-(2-pyridylmethyl)-1-cyclooctanol
    —— 5-p-Brombenzyliden-2-methylthio-Δ<sup>2</sup>-oxazolin-4-on 67405-76-9 C11H8BrNO2S
    5-p-Brombenzyliden-2-methylthio-Δ<sup>2</sup>-oxazolin-4-on
    —— 5-benzylidene-2-phenyl-3-(2-thiophen-2-ylethyl)imidazol-4-one 1339116-96-9 C22H18N2OS
    5-benzylidene-2-phenyl-3-(2-thiophen-2-ylethyl)imidazol-4-one
    —— 5-(Dimethyl-hydrazono)-6,6-dimethoxy-hexan-2-ol 67243-12-3 C10H22N2O3
    5-(Dimethyl-hydrazono)-6,6-dimethoxy-hexan-2-ol
    —— 5-[(3-ethyl-3H-benzothiazol-2-yliden)-ethylidene]-2-methyl-3-phenyl-3,5-dihydro-imidazol-4-one 103650-28-8 C21H19N3OS
    5-[(3-ethyl-3H-benzothiazol-2-yliden)-ethylidene]-2-methyl-3-phenyl-3,5-dihydro-imidazol-4-one
    —— 5-dimethylaminonaphthalene-1-sulfonic acid [2-(1,5,9-triazacyclododec-1-yl)ethyl]amide hydroiodide salt 443643-90-1 C23H37N5O2S*HI
    5-dimethylaminonaphthalene-1-sulfonic acid [2-(1,5,9-triazacyclododec-1-yl)ethyl]amide hydroiodide salt
    —— 5'-phosphate of 6-methyl-2'-deoxyuridine 67975-50-2 C10H15N2O8P
    5'-phosphate of 6-methyl-2'-deoxyuridine
    —— 5',5'-dimethyl-4-methylidenespiro[1,2,3,6,8,8a-hexahydronaphthalene-7,2'-1,3-dioxane] 135641-54-2 C16H24O2
    5',5'-dimethyl-4-methylidenespiro[1,2,3,6,8,8a-hexahydronaphthalene-7,2'-1,3-dioxane]
    —— 5-(2-(2H-tetrazol-5-yl)ethyl)-1H-indazol-1-ol 1417162-83-4 C10H10N6O
    5-(2-(2H-tetrazol-5-yl)ethyl)-1H-indazol-1-ol
    —— 5-[(2-Methyl-1,3-dioxolan-2-yl)methyl]-4-nitro-1,5-dihydrobenzo[cd]indole 74323-15-2 C16H16N2O4
    5-[(2-Methyl-1,3-dioxolan-2-yl)methyl]-4-nitro-1,5-dihydrobenzo[cd]indole
    —— 5-(heptafluoropropyl)-6-methoxy-1-naphthalene carboxylic acid, methyl ester 103630-68-8 C16H11F7O3
    5-(heptafluoropropyl)-6-methoxy-1-naphthalene carboxylic acid, methyl ester
    —— 5-(tert-Butyl-diphenyl-silanyloxy)-1-[(2S,3aS,5aR,9R,9aS,9bR)-2-methoxy-9-(4-methoxy-benzyloxy)-3a,6,6,9a-tetramethyl-octahydro-naphtho[1,2-d][1,3]dioxol-9b-yl]-pent-2-yn-1-one 136320-90-6 C45H58O7Si
    5-(tert-Butyl-diphenyl-silanyloxy)-1-[(2S,3aS,5aR,9R,9aS,9bR)-2-methoxy-9-(4-methoxy-benzyloxy)-3a,6,6,9a-tetramethyl-octahydro-naphtho[1,2-d][1,3]dioxol-9b-yl]-pent-2-yn-1-one
    —— 5-N.N-Diethylaminobenzo<b>thiophen-2-carbonsaeureethylester 37802-07-6 C15H19NO2S
    5-N.N-Diethylaminobenzo<b>thiophen-2-carbonsaeureethylester
    —— 5-(3-dimethylamino-pyrrolidin-1-yl)-7-pyridin-3-yl-[1,2,4]triazolo[1,5-a]pyridin-2-ylamine 882522-00-1 C17H21N7
    5-(3-dimethylamino-pyrrolidin-1-yl)-7-pyridin-3-yl-[1,2,4]triazolo[1,5-a]pyridin-2-ylamine
    —— 5-(cyclohex-1-en-1-yl)-3-(N,N-dimethylaminoglyoxyl)-1H-indole 208465-02-5 C18H20N2O2
    5-(cyclohex-1-en-1-yl)-3-(N,N-dimethylaminoglyoxyl)-1H-indole
    —— 5-Propyl-5-phenylpyrrolidine-2,4-dione 19989-28-7 C13H15NO2
    5-Propyl-5-phenylpyrrolidine-2,4-dione
    —— 5-anilino-2-methyl-penta-2,4-dienal-phenylimine; hydrobromide 98439-20-4 BrH*C18H18N2
    5-anilino-2-methyl-penta-2,4-dienal-phenylimine; hydrobromide
    —— (5R,10R,11R)-10,11-dihydro-5H-5,10-(epoxymethano)dibenzo[a,d][7]annulene-11-carbonyl chloride 115475-06-4 C17H13ClO2
    (5R,10R,11R)-10,11-dihydro-5H-5,10-(epoxymethano)dibenzo[a,d][7]annulene-11-carbonyl chloride
    —— 5-(N-9-fluorenylmethoxycarbonylallylamido)-5'-O-(4,4'-dimethoxytrityl)-3'-O-acetyl-2'-deoxyuridine 1417629-78-7 C50H47N3O10
    5-(N-9-fluorenylmethoxycarbonylallylamido)-5'-O-(4,4'-dimethoxytrityl)-3'-O-acetyl-2'-deoxyuridine
    —— 5-chloro-6-(2-methoxyphenyl)-2-methylthio-4(3H)-pyrimidone 89074-00-0 C12H11ClN2O2S
    5-chloro-6-(2-methoxyphenyl)-2-methylthio-4(3H)-pyrimidone
    —— 5-methoxy-1-(3-(4-nitro-1H-pyrazol-1-yl)propyl)indoline 1394162-24-3 C15H18N4O3
    5-methoxy-1-(3-(4-nitro-1H-pyrazol-1-yl)propyl)indoline
    —— 5-(benzyloxy)-3-chloro-1-methyl-4-oxo-1,4-dihydropyridine-2-carboxylic acid 1259499-12-1 C14H12ClNO4
    5-(benzyloxy)-3-chloro-1-methyl-4-oxo-1,4-dihydropyridine-2-carboxylic acid