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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,21-Ditert-butyl-23,25-dimethoxy-9,17-dithiatetracyclo[17.3.1.13,7.111,15]pentacosa-1(23),3(25),4,6,11(24),12,14,19,21-nonaen-24-amine 355115-98-9 C33H43NO2S2
    5,21-Ditert-butyl-23,25-dimethoxy-9,17-dithiatetracyclo[17.3.1.13,7.111,15]pentacosa-1(23),3(25),4,6,11(24),12,14,19,21-nonaen-24-amine
    —— 5α-Oestran-3β,17β-diol-17-acetat 97100-30-6 C20H32O3
    5α-Oestran-3β,17β-diol-17-acetat
    —— 5-(4-Chlorophenyl)-4-[4-(methylthio)phenyl]thiophene-2-carboxylic acid 140402-55-7 C18H13ClO2S2
    5-(4-Chlorophenyl)-4-[4-(methylthio)phenyl]thiophene-2-carboxylic acid
    —— 5-<(cyclopropylmethoxy)carbonyl>-2,6-dimethyl-4-(m-nitrophenyl)-1,4(3,4)-dihydropyrimidine hydrochloride 98051-00-4 C17H19N3O4*ClH
    5-<(cyclopropylmethoxy)carbonyl>-2,6-dimethyl-4-(m-nitrophenyl)-1,4(3,4)-dihydropyrimidine hydrochloride
    —— (5Z,7E)-(1S,3R,22R)-25-(1-oxopentyl)-26,27-cyclo-24a-homo-9,10-secocholesta-5,7,10(19)-triene-1,3,22-triol 223111-80-6 C33H52O4
    (5Z,7E)-(1S,3R,22R)-25-(1-oxopentyl)-26,27-cyclo-24a-homo-9,10-secocholesta-5,7,10(19)-triene-1,3,22-triol
    —— 5-methoxy-4-phenyl-benzo[<i>b</i>]oxepine 51135-40-1 C17H14O2
    5-methoxy-4-phenyl-benzo[<i>b</i>]oxepine
    —— 5,7-dimethyl-4-oxo-1,4-dihydro-[1,6]naphthyridine-3-carboxylic acid 115893-49-7 C11H10N2O3
    5,7-dimethyl-4-oxo-1,4-dihydro-[1,6]naphthyridine-3-carboxylic acid
    —— (5,7-dimethoxynaphthalen-1-yl) acetate 135678-70-5 C14H14O4
    (5,7-dimethoxynaphthalen-1-yl) acetate
    —— (5S,6S)-5,6-dihydro-6-[(2S,5S,6S,8Z,10Z,12E)-5-hydroxy-6-methyltetradeca-8,10,12-trien-2-yl]-5-methylpyran-2-one 924286-75-9 C21H32O3
    (5S,6S)-5,6-dihydro-6-[(2S,5S,6S,8Z,10Z,12E)-5-hydroxy-6-methyltetradeca-8,10,12-trien-2-yl]-5-methylpyran-2-one
    —— 5-[(2,4-dimethoxyanilino)(dimethylamino)methylene]-2,2-dimethyl-1,3-dioxane-4,6-dione 487009-58-5 C17H22N2O6
    5-[(2,4-dimethoxyanilino)(dimethylamino)methylene]-2,2-dimethyl-1,3-dioxane-4,6-dione
    —— 5-[(2,2,3,3,3-pentafluoro-propionylamino)-methyl]thiophene-2-carboxylic acid (2-amino-phenyl)amide 709664-93-7 C15H12F5N3O2S
    5-[(2,2,3,3,3-pentafluoro-propionylamino)-methyl]thiophene-2-carboxylic acid (2-amino-phenyl)amide
    —— 5.8-Dimethyl-coumarin-4-carbonsaeure 27393-48-2 C12H10O4
    5.8-Dimethyl-coumarin-4-carbonsaeure
    —— 5-[C-methyl-N-(1,3-thiazol-2-ylamino)carbonimidoyl]thiophene-2-carboxylic acid 109793-48-8 C10H9N3O2S2
    5-[C-methyl-N-(1,3-thiazol-2-ylamino)carbonimidoyl]thiophene-2-carboxylic acid
    —— 5-(4-nitrobenzylidene)-2-imino-3-(pyridin-2-yl)thiazolidin-4-one 1200830-53-0 C15H10N4O3S
    5-(4-nitrobenzylidene)-2-imino-3-(pyridin-2-yl)thiazolidin-4-one
    —— 5-Bromo-3-chloroisatoic anhydride 1006619-82-4 C8H3BrClNO3
    5-Bromo-3-chloroisatoic anhydride
    —— 5-Acetoxy-trans-decen-5 50590-94-8 C12H22O2
    5-Acetoxy-trans-decen-5
    —— (5'-pyridin-3-ylspiro[1,4-dihydroimidazole-5,3'-2,4-dihydro-1H-naphthalene]-2-yl)cyanamide 1221164-25-5 C18H17N5
    (5'-pyridin-3-ylspiro[1,4-dihydroimidazole-5,3'-2,4-dihydro-1H-naphthalene]-2-yl)cyanamide
    —— 5-(1-(2-cyano-1-cyclopropylethyl)-1H-pyrazol-4-yl)imidazo[1,2-c]pyrimidine-7-carboxylic acid 1339892-35-1 C16H14N6O2
    5-(1-(2-cyano-1-cyclopropylethyl)-1H-pyrazol-4-yl)imidazo[1,2-c]pyrimidine-7-carboxylic acid
    —— 5-(3,6-dimethylpyrazin-2-yl)-1,3-oxazole 141995-01-9 C9H9N3O
    5-(3,6-dimethylpyrazin-2-yl)-1,3-oxazole
    —— 5-Fluor-6-keto-PFG(1α)-methylester 74028-66-3 C21H35FO6
    5-Fluor-6-keto-PFG(1α)-methylester
    —— (5R)-2-amino-5-[4-(difluoromethoxy)-3-methylphenyl]-5-[4-fluoro-3-(3-methoxyprop-1-yn-1-yl)phenyl]-3-methyl-3,5-dihydro-4H-imidazol-4-one 1062605-26-8 C22H20F3N3O3
    (5R)-2-amino-5-[4-(difluoromethoxy)-3-methylphenyl]-5-[4-fluoro-3-(3-methoxyprop-1-yn-1-yl)phenyl]-3-methyl-3,5-dihydro-4H-imidazol-4-one
    —— 5-Methoxycarbonyl-5'-(2''Δ<sup>1''</sup>pyrrolinyl)-2,2'-bipyrrol 92375-89-8 C14H15N3O2
    5-Methoxycarbonyl-5'-(2''Δ<sup>1''</sup>pyrrolinyl)-2,2'-bipyrrol
    —— 5,5'-Methylenbis<2-methyl-3-(2-chloraethyl)-4-chlor-7-brom-8-chinolinol> 95745-18-9 C25H20Br2Cl4N2O2
    5,5'-Methylenbis<2-methyl-3-(2-chloraethyl)-4-chlor-7-brom-8-chinolinol>
    —— 5,5-Pentamethylen-1-(2,4-dinitrophenyl)-Δ<sup>2</sup>-pyrazolin 20007-44-7 C14H16N4O4
    5,5-Pentamethylen-1-(2,4-dinitrophenyl)-Δ<sup>2</sup>-pyrazolin
    —— 5-(benzo[d]thiazol-2-yl)-6-(((3S,4S)-4-fluoropiperidin-3-yl)amino)-2-morpholinopyrimidin-4(3H)-one 1433158-31-6 C20H23FN6O2S
    5-(benzo[d]thiazol-2-yl)-6-(((3S,4S)-4-fluoropiperidin-3-yl)amino)-2-morpholinopyrimidin-4(3H)-one
    —— 5-Chlor-8-hydroxy-7-(1-methyl-piperidyl-4-aminomethyl)-chinaldin 94823-04-8 C17H22ClN3O
    5-Chlor-8-hydroxy-7-(1-methyl-piperidyl-4-aminomethyl)-chinaldin
    —— 5-Capryloyl-barbitursaeure-phenylhydrazon 101738-47-0 C18H24N4O3
    5-Capryloyl-barbitursaeure-phenylhydrazon
    —— (5-((4-methoxyphenyl)thio)-4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)methyl acetate 1604802-29-0 C22H19N3O4S
    (5-((4-methoxyphenyl)thio)-4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)methyl acetate
    —— [5-(3-chloro-4-fluorophenyl)-4-(3-chloro-5-fluorophenyl)furan-2-yl](morpholin-4-yl)methanone 1231208-66-4 C21H15Cl2F2NO3
    [5-(3-chloro-4-fluorophenyl)-4-(3-chloro-5-fluorophenyl)furan-2-yl](morpholin-4-yl)methanone
    —— 5-chloro-2,2,6,6-tetramethylcyclohex-4-ene-1,3-dione 1094621-96-1 C10H13ClO2
    5-chloro-2,2,6,6-tetramethylcyclohex-4-ene-1,3-dione
    —— 5-[1-(2,6-Difluoro-phenyl)-meth-(Z)-ylidene]-1-methyl-imidazolidine-2,4-dione 120697-27-0 C11H8F2N2O2
    5-[1-(2,6-Difluoro-phenyl)-meth-(Z)-ylidene]-1-methyl-imidazolidine-2,4-dione
    —— 5-methoxy-15-nitrooctaethylporphyrin 96314-25-9 C37H47N5O3
    5-methoxy-15-nitrooctaethylporphyrin
    —— (5Z,7E,22E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-25-(2-heptyl-1,3-dioxolan-2-yl)-26,27-cyclo-24a-homo-9,10-secocholesta-5,7,10(19),22-tetraene 223107-93-5 C50H88O4Si2
    (5Z,7E,22E)-(1S,3R)-1,3-bis[[dimethyl(1,1-dimethylethyl)silyl]oxy]-25-(2-heptyl-1,3-dioxolan-2-yl)-26,27-cyclo-24a-homo-9,10-secocholesta-5,7,10(19),22-tetraene
    —— 5-iodo-4'-methyl-biphenyl-3-carboxylic acid (2-methoxy-1-methyl-ethyl)-amide 1025700-56-4 C18H20INO2
    5-iodo-4'-methyl-biphenyl-3-carboxylic acid (2-methoxy-1-methyl-ethyl)-amide
    —— 5-Acetamino-5-<3-phenoxy-propyl>-2-thioxo-barbitursaeure 92548-42-0 C15H17N3O4S
    5-Acetamino-5-<3-phenoxy-propyl>-2-thioxo-barbitursaeure
    —— 5-Nitroso-1-methylnitrosamino-7-methyl-imidazo<1.5-a>5H.7H-pyrazindion-(6.8) 92333-51-2 C8H8N6O4
    5-Nitroso-1-methylnitrosamino-7-methyl-imidazo<1.5-a>5H.7H-pyrazindion-(6.8)
    —— 5-Aethylsulfon-2-p-tolyliminomethyl-thiophen 92248-36-7 C14H15NO2S2
    5-Aethylsulfon-2-p-tolyliminomethyl-thiophen
    —— 5-bromo-4-methylene-1,4-dihydro-pyrimidine 56597-10-5 C5H5BrN2
    5-bromo-4-methylene-1,4-dihydro-pyrimidine
    —— (5Z)-4-ethenyl-5-ethylidene-2,2-dimethylcyclopent-3-en-1-one 1150309-03-7 C11H14O
    (5Z)-4-ethenyl-5-ethylidene-2,2-dimethylcyclopent-3-en-1-one
    —— 5-Isocyanato-3-phenyl-1,2,4-thiadiazole 2243913-40-6 C9H5N3OS
    5-Isocyanato-3-phenyl-1,2,4-thiadiazole
    —— 5-Methyl-6-nitrocarbostyril 90771-18-9 C10H8N2O3
    5-Methyl-6-nitrocarbostyril
    —— 5,11-dihydro-5-[1-(N,N-di-iso-propylaminoethyl)piperidin-4-yl]dibenz[b,e][1,4]thiazepine 216018-42-7 C26H37N3S
    5,11-dihydro-5-[1-(N,N-di-iso-propylaminoethyl)piperidin-4-yl]dibenz[b,e][1,4]thiazepine
    —— (5S)-8'-thiophen-3-ylspiro[1,4-dihydroimidazole-5,3'-2,4-dihydro-1H-naphthalene] 1221164-86-8 C16H16N2S
    (5S)-8'-thiophen-3-ylspiro[1,4-dihydroimidazole-5,3'-2,4-dihydro-1H-naphthalene]
    —— 5-(8-ethyl-purin-9-yl)-4'-methyl-biphenyl-3-carboxylic acid (1-pyrazin-2-yl-ethyl)-amide 1161830-33-6 C27H25N7O
    5-(8-ethyl-purin-9-yl)-4'-methyl-biphenyl-3-carboxylic acid (1-pyrazin-2-yl-ethyl)-amide
    —— 5-[7-ethoxy-4,6-bis[(4-methylpiperazin-1-yl)sulfonyl]-1-benzofuran-2-yl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one 260780-79-8 C29H40N8O7S2
    5-[7-ethoxy-4,6-bis[(4-methylpiperazin-1-yl)sulfonyl]-1-benzofuran-2-yl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one
    —— (5S)-8'-(1-benzofuran-2-yl)spiro[1,4-dihydroimidazole-5,3'-2,4-dihydro-1H-naphthalene]-2-amine 1221165-15-6 C20H19N3O
    (5S)-8'-(1-benzofuran-2-yl)spiro[1,4-dihydroimidazole-5,3'-2,4-dihydro-1H-naphthalene]-2-amine
    —— 5,8,14,17,23,26,32,35-Octakis(octoxymethyl)-2,11,20,29,37,38,39,40-octazanonacyclo[28.6.1.13,10.112,19.121,28.04,9.013,18.022,27.031,36]tetraconta-1,3,5,7,9,11,13,15,17,19(39),20,22,24,26,28(38),30(37),31,33,35-nonadecaene 139112-93-9 C104H162N8O8
    5,8,14,17,23,26,32,35-Octakis(octoxymethyl)-2,11,20,29,37,38,39,40-octazanonacyclo[28.6.1.13,10.112,19.121,28.04,9.013,18.022,27.031,36]tetraconta-1,3,5,7,9,11,13,15,17,19(39),20,22,24,26,28(38),30(37),31,33,35-nonadecaene
    —— 5-amino-3-(3,5-dimethylphenyl)-2-(4-pyridyl)-7H-thiazolo[3,2-a]pyrimidin-7-one 284486-07-3 C19H16N4OS
    5-amino-3-(3,5-dimethylphenyl)-2-(4-pyridyl)-7H-thiazolo[3,2-a]pyrimidin-7-one
    —— 5-(4-nitrobenzyl)-3-(4-methylphenyl)-1,6-dihydro-6-pyridazinone 1338370-69-6 C18H15N3O3
    5-(4-nitrobenzyl)-3-(4-methylphenyl)-1,6-dihydro-6-pyridazinone
    —— 5,6-Dibenzhydrylidene-1,2,3,4-tetraphenyl-bicyclo[2.2.1]hept-2-en-7-one 29769-78-6 C57H40O
    5,6-Dibenzhydrylidene-1,2,3,4-tetraphenyl-bicyclo[2.2.1]hept-2-en-7-one