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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-acetoxy-7-methyl-3-(2-methyl-thiazol-4-yl)-chromen-4-one 66780-53-8 C16H13NO4S
    5-acetoxy-7-methyl-3-(2-methyl-thiazol-4-yl)-chromen-4-one
    —— 5-chloromethyl-1-(2-nitro-ethyl)-1<i>H</i>-[1,2,3]triazole 65539-30-2 C5H7ClN4O2
    5-chloromethyl-1-(2-nitro-ethyl)-1<i>H</i>-[1,2,3]triazole
    —— 5-(1,3-benzothiazol-2-yl)-3-(4-methylphenyl)-1H-imidazole-2-thione 87812-02-0 C17H13N3S2
    5-(1,3-benzothiazol-2-yl)-3-(4-methylphenyl)-1H-imidazole-2-thione
    —— 5-hexyl-3-(p-nitrophenyl)-2-isoxazoline 1433861-57-4 C15H20N2O3
    5-hexyl-3-(p-nitrophenyl)-2-isoxazoline
    —— 5'-O-dimethoxytritylthymidine 3'-(2,5-dichlorophenyl, 5-chloro-8-quinolyl) phosphate 98293-14-2 C46H39Cl3N3O10P
    5'-O-dimethoxytritylthymidine 3'-(2,5-dichlorophenyl, 5-chloro-8-quinolyl) phosphate
    —— 5-[(1E,3E)-4-(1,3-benzodioxol-5-yl)buta-1,3-dien-1-yl]-4-benzyl-2,4-dihydro-3H-1,2,4-triazole-3-thione 1451150-01-8 C20H17N3O2S
    5-[(1E,3E)-4-(1,3-benzodioxol-5-yl)buta-1,3-dien-1-yl]-4-benzyl-2,4-dihydro-3H-1,2,4-triazole-3-thione
    —— (5-Oxo-1,2,3,4-tetraphenyl-cyclopent-2-enyl)-phenyl-phosphinic acid methyl ester 67389-50-8 C36H29O3P
    (5-Oxo-1,2,3,4-tetraphenyl-cyclopent-2-enyl)-phenyl-phosphinic acid methyl ester
    —— 5-(1H-indazol-6-yl)-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile 1059171-05-9 C15H9N5
    5-(1H-indazol-6-yl)-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile
    —— 5-Ethylmercapto-2-isonicotinoylhydrazonomethyl-furan 15521-33-2 C13H13N3O2S
    5-Ethylmercapto-2-isonicotinoylhydrazonomethyl-furan
    —— 5-(7-chloro-5-ethyl-1,2,3,5-tetrahydro-benzo[4,5]imidazo[1,2-<i>a</i>]pyridin-4-ylmethylene)-3,3'-diethyl-2'-thioxo-dihydro-[2,5']bithiazolylidene-4,4'-dione 59506-66-0 C24H25ClN4O2S3
    5-(7-chloro-5-ethyl-1,2,3,5-tetrahydro-benzo[4,5]imidazo[1,2-<i>a</i>]pyridin-4-ylmethylene)-3,3'-diethyl-2'-thioxo-dihydro-[2,5']bithiazolylidene-4,4'-dione
    —— 5-bromo-3-[(3-chlorophenyl)-imidazol-1-ylmethyl]-1-ethylindole 405274-41-1 C20H17BrClN3
    5-bromo-3-[(3-chlorophenyl)-imidazol-1-ylmethyl]-1-ethylindole
    —— 5-{3-chloro-5-[4-(methylsulfonyl)-2-(trifluoromethyl)phenoxy]benzyl}-1H-tetrazole 942268-57-7 C16H12ClF3N4O3S
    5-{3-chloro-5-[4-(methylsulfonyl)-2-(trifluoromethyl)phenoxy]benzyl}-1H-tetrazole
    —— 5-phenylisoindolo[2,1-a]quinazolin-11(6aH)-one 1426431-52-8 C21H14N2O
    5-phenylisoindolo[2,1-a]quinazolin-11(6aH)-one
    —— 5,13-dihydroxy-1-phospha-2,16-dioxatetracyclo-[7.7.1.0(3,8) .0(10,15)]hepadeca-3,5,7,10,12,14-hexaene-1-oxide 1268721-29-4 C14H11O5P
    5,13-dihydroxy-1-phospha-2,16-dioxatetracyclo-[7.7.1.0(3,8) .0(10,15)]hepadeca-3,5,7,10,12,14-hexaene-1-oxide
    —— 5,10-diphenyl-4b,5,9b,10-tetrahydro-indeno[2,1-<i>a</i>]indene-5,10-diol 123765-11-7 C28H22O2
    5,10-diphenyl-4b,5,9b,10-tetrahydro-indeno[2,1-<i>a</i>]indene-5,10-diol
    —— 5-(4-bromo-phenyl)-3-morpholin-4-yl-dihydro-furan-2-one 13983-54-5 C14H16BrNO3
    5-(4-bromo-phenyl)-3-morpholin-4-yl-dihydro-furan-2-one
    —— 5-Methoxy-1,3-dimethylallantoin 133364-47-3 C7H12N4O4
    5-Methoxy-1,3-dimethylallantoin
    —— 5-(2,5-Dibromo-pentanoylamino)-2,4,6-triiodo-isophthalic acid dimethyl ester 182758-13-0 C15H14Br2I3NO5
    5-(2,5-Dibromo-pentanoylamino)-2,4,6-triiodo-isophthalic acid dimethyl ester
    —— 5-cinnamoyltriacetyltaxicin I 148090-72-6 C35H42O10
    5-cinnamoyltriacetyltaxicin I
    —— (5R)-2c-hydroxymethyl-3,3-dimethyl-6t-tritylamino-(5rH)-4-thia-1-aza-bicyclo[3.2.0]heptan-7-one 3578-85-6 C27H28N2O2S
    (5R)-2c-hydroxymethyl-3,3-dimethyl-6t-tritylamino-(5rH)-4-thia-1-aza-bicyclo[3.2.0]heptan-7-one
    —— 5-(N-methylcarbamoyl)-2-thiocytosine 94272-18-1 C6H8N4OS
    5-(N-methylcarbamoyl)-2-thiocytosine
    —— 5-(3-chloro-4-fluorophenyl)-3-methyl-1,2,4-oxadiazole 1620775-19-0 C9H6ClFN2O
    5-(3-chloro-4-fluorophenyl)-3-methyl-1,2,4-oxadiazole
    —— 5.5-Dinitro-octanol-(1)-on-(2) 90641-31-9 C8H14N2O6
    5.5-Dinitro-octanol-(1)-on-(2)
    —— 5-Butyryl-6,7-dimethyl-2,3-dihydro-benzofuran-2-carboxylic acid 26018-54-2 C15H18O4
    5-Butyryl-6,7-dimethyl-2,3-dihydro-benzofuran-2-carboxylic acid
    —— 5-(α-Hydroxybenzyl)-7-(N-methylanilino)-3-phenyl-3H-1,2,3-triazolo<4,5-d>pyrimidine 139109-87-8 C24H20N6O
    5-(α-Hydroxybenzyl)-7-(N-methylanilino)-3-phenyl-3H-1,2,3-triazolo<4,5-d>pyrimidine
    —— (5S,6R,7R,8R)-6-<8-acetoxy-7,8-dihydro-7-(methoxymethoxy)styryl>-5-(methoxymethoxy)-5,6-dihydro-2H-pyran-2-one 153619-52-4 C19H24O8
    (5S,6R,7R,8R)-6-<8-acetoxy-7,8-dihydro-7-(methoxymethoxy)styryl>-5-(methoxymethoxy)-5,6-dihydro-2H-pyran-2-one
    —— (5S,6R,7E,9E)-5,7,9-trimethyl-6-[(triethylsilyl)oxy]undeca-7,9-dien-4-one 1258290-59-3 C20H38O2Si
    (5S,6R,7E,9E)-5,7,9-trimethyl-6-[(triethylsilyl)oxy]undeca-7,9-dien-4-one
    —— (5-methyltetrazolato)(2,3,7,8,12,13,17,18-octaethylporphinato)iron(III) 130614-11-8 C38H47FeN8
    (5-methyltetrazolato)(2,3,7,8,12,13,17,18-octaethylporphinato)iron(III)
    —— 5,7-bis-[3-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-propenyl]-tetrazolo[1,5-<i>a</i>]pyrimidine 4742-72-7 C28H25N7S2
    5,7-bis-[3-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-propenyl]-tetrazolo[1,5-<i>a</i>]pyrimidine
    —— 5'-methyl-1'(2')<i>H</i>-androst-4-eno[16,17-<i>c</i>]pyrazol-3-one 14964-41-1 C21H28N2O
    5'-methyl-1'(2')<i>H</i>-androst-4-eno[16,17-<i>c</i>]pyrazol-3-one
    —— (5R,6R)-5,7-bis(benzyloxy)-1,1-bis(ethylthio)-6-hydroxyheptan-4-one 1558000-78-4 C25H34O4S2
    (5R,6R)-5,7-bis(benzyloxy)-1,1-bis(ethylthio)-6-hydroxyheptan-4-one
    —— 5-[(2,6-dichlorophenyl)methylidene]-6-methyl-4H-pyridazin-3-amine 105826-62-8 C12H11Cl2N3
    5-[(2,6-dichlorophenyl)methylidene]-6-methyl-4H-pyridazin-3-amine
    —— (+/-)-(5SR,6SR)-6-Hydroxy-5-trimethylsilyloxy-5,6-dihydro-β-ionylidenaethanal 81757-22-4 C18H32O3Si
    (+/-)-(5SR,6SR)-6-Hydroxy-5-trimethylsilyloxy-5,6-dihydro-β-ionylidenaethanal
    —— 5-Brom-5-fluor-6-methoxy-5,6-dihydro-2'-deoxy-cytidin 3180-71-0 C10H15BrFN3O5
    5-Brom-5-fluor-6-methoxy-5,6-dihydro-2'-deoxy-cytidin
    —— 5-Acetyl-2,3-dimethyl-benzo<b>thiophen 6179-07-3 C12H12OS
    5-Acetyl-2,3-dimethyl-benzo<b>thiophen
    —— (5S,10R,14S,15R,17S,18S,E)-5-allyl-10-(tert-butyldimethylsilyloxy)-3,3-diethyl-7-hydroxy-20,20-diisopropyl-15-(4-methoxybenzyloxy)-10,14,17,18,21-pentamethyl-4,19-dioxa-3,20-disiladocos-11-en-9-one 1373432-46-2 C50H94O7Si3
    (5S,10R,14S,15R,17S,18S,E)-5-allyl-10-(tert-butyldimethylsilyloxy)-3,3-diethyl-7-hydroxy-20,20-diisopropyl-15-(4-methoxybenzyloxy)-10,14,17,18,21-pentamethyl-4,19-dioxa-3,20-disiladocos-11-en-9-one
    —— 5-Isopropyl-1,1-dimethyl-dithiobiuret 73279-75-1 C7H15N3S2
    5-Isopropyl-1,1-dimethyl-dithiobiuret
    —— ((5S,6S,7R)-5-(furan-2-yl)-7-phenyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyrimidin-6-yl)methanol 1351358-98-9 C17H17N3O2
    ((5S,6S,7R)-5-(furan-2-yl)-7-phenyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyrimidin-6-yl)methanol
    —— 5-Amino-1-(p-chlorbenzolsulfonyl)pyrazol 5376-18-1 C9H8ClN3O2S
    5-Amino-1-(p-chlorbenzolsulfonyl)pyrazol
    —— 5,5-Dioxo-7-trifluoromethyl-5,10-dihydro-5λ<sup>6</sup>-phenothiazine-2-sulfonic acid amide 65192-88-3 C13H9F3N2O4S2
    5,5-Dioxo-7-trifluoromethyl-5,10-dihydro-5λ<sup>6</sup>-phenothiazine-2-sulfonic acid amide
    —— 5-(3-Trifluoromethyl-benzyl)-3H-[1,3,4]thiadiazole-2-thione 66464-88-8 C10H7F3N2S2
    5-(3-Trifluoromethyl-benzyl)-3H-[1,3,4]thiadiazole-2-thione
    —— 5-(4-fluorobenzyl)-7-(4-methylbenzylidene)-3,3a,4,5,6,7-hexahydro-3-(4-methylphenyl)-2-phenyl-2H-pyrazolo[4,3-c]pyridine 1352565-07-1 C34H32FN3
    5-(4-fluorobenzyl)-7-(4-methylbenzylidene)-3,3a,4,5,6,7-hexahydro-3-(4-methylphenyl)-2-phenyl-2H-pyrazolo[4,3-c]pyridine
    —— 5-Nitro-2-p-toluidino-selenophen 5031-19-6 C11H10N2O2Se
    5-Nitro-2-p-toluidino-selenophen
    —— 5-Hydroxy-6-methoxy-7-<β-D-glucosyloxy>-isoflavon 6080-69-9 C22H22O10
    5-Hydroxy-6-methoxy-7-<β-D-glucosyloxy>-isoflavon
    —— 5α-Oestr-16-en-3α,16-diol-diacetat 3940-11-2 C22H32O4
    5α-Oestr-16-en-3α,16-diol-diacetat
    —— 5-(2,4-Dichlor-phenyl)-3-(4-chlor-2-hydroxy-phenyl)-isooxazol 19743-17-0 C15H8Cl3NO2
    5-(2,4-Dichlor-phenyl)-3-(4-chlor-2-hydroxy-phenyl)-isooxazol
    —— 5-<4-Chlor-phenyl>-5-methyl-3-p-toluidinomethyl-hydantoin 903-06-0 C18H18ClN3O2
    5-<4-Chlor-phenyl>-5-methyl-3-p-toluidinomethyl-hydantoin
    —— 5-Nitro-2-<2-(pyridyl-(2))-ethylmercapto>-pyridin 4262-09-3 C12H11N3O2S
    5-Nitro-2-<2-(pyridyl-(2))-ethylmercapto>-pyridin
    —— [5-(Dimethoxy-thiophosphoryloxy)-1,3-dioxo-1,3-dihydro-isoindol-2-yl]-acetic acid isobutyl ester 3954-23-2 C16H20NO7PS
    [5-(Dimethoxy-thiophosphoryloxy)-1,3-dioxo-1,3-dihydro-isoindol-2-yl]-acetic acid isobutyl ester
    —— 5-methyl-5-phenethyl-3-(2-pyridin-2-yl-ethyl)-oxazolidine-2,4-dione 109933-69-9 C19H20N2O3
    5-methyl-5-phenethyl-3-(2-pyridin-2-yl-ethyl)-oxazolidine-2,4-dione