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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5'-Brom-3-chlor-2'-hydroxy-4-methyl-chalkon 3412-38-2 C16H12BrClO2
    5'-Brom-3-chlor-2'-hydroxy-4-methyl-chalkon
    —— 5,6,7,11,12-Pentamethoxy-2-phenylsulfanyl-3,4-dihydro-2H-naphthacen-1-one 79378-67-9 C29H28O6S
    5,6,7,11,12-Pentamethoxy-2-phenylsulfanyl-3,4-dihydro-2H-naphthacen-1-one
    —— 5-(4-Chlorophenyl)-7-(2,2-dimethylpropyl)pyrrolo[2,3-d]pyrimidin-4-amine 1151651-73-8 C17H19ClN4
    5-(4-Chlorophenyl)-7-(2,2-dimethylpropyl)pyrrolo[2,3-d]pyrimidin-4-amine
    —— 5-(2-(trifluoromethyl)phenyl)non-8-en-1-yn-4-ol 1432499-28-9 C16H17F3O
    5-(2-(trifluoromethyl)phenyl)non-8-en-1-yn-4-ol
    —— 5-O-benzyl-3-deoxy-D-glycero-2-pentulose 72369-92-7 C12H16O4
    5-O-benzyl-3-deoxy-D-glycero-2-pentulose
    —— 5,9-dimethyl-7H-<1>benzazepino<1',2':1,2>pyrrolo<5,4-b>quinoline 94473-68-4 C22H18N2
    5,9-dimethyl-7H-<1>benzazepino<1',2':1,2>pyrrolo<5,4-b>quinoline
    —— 5-benzyloxy-2,2,5-trimethyl-4-vinyl-[1,3]dioxane 1260071-56-4 C16H22O3
    5-benzyloxy-2,2,5-trimethyl-4-vinyl-[1,3]dioxane
    —— 5-ethylisooxazole-3-carboxamide 55508-09-3 C6H8N2O2
    5-ethylisooxazole-3-carboxamide
    —— 5-(1H-5-chloroindol-3-ylmethylene)-3-methylimidazolidine-2,4-dione 852391-47-0 C13H10ClN3O2
    5-(1H-5-chloroindol-3-ylmethylene)-3-methylimidazolidine-2,4-dione
    —— 5-benzyloxy-3-phenyl-[1,2,4]oxadiazole 49772-93-2 C15H12N2O2
    5-benzyloxy-3-phenyl-[1,2,4]oxadiazole
    —— 5-benzyloxy-3-(tert-butyldimethylsilyl)oxy-1-deoxy-2-methoxy-1a-(quinolin-3-yl)-α-D-ribofuranose 1583260-19-8 C28H37NO4Si
    5-benzyloxy-3-(tert-butyldimethylsilyl)oxy-1-deoxy-2-methoxy-1a-(quinolin-3-yl)-α-D-ribofuranose
    —— (5-iodo-6-methoxy-3-methylbenzofuran-2-yl)(3,4,5-trimethoxyphenyl)methanone 1575782-86-3 C20H19IO6
    (5-iodo-6-methoxy-3-methylbenzofuran-2-yl)(3,4,5-trimethoxyphenyl)methanone
    —— (5R,6S,7aR)-methyl 7a-benzyl-hexahydro-1-oxo-5-phenyl-3-thioxo-1H-pyrrolo[1,2-c]imidazole-6-carboxylate 1349083-51-7 C21H20N2O3S
    (5R,6S,7aR)-methyl 7a-benzyl-hexahydro-1-oxo-5-phenyl-3-thioxo-1H-pyrrolo[1,2-c]imidazole-6-carboxylate
    —— 5-[(2-chlorophenoxy)methyl]-2-phenyl-1H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one 1227415-01-1 C18H13ClN4O2
    5-[(2-chlorophenoxy)methyl]-2-phenyl-1H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one
    —— 5-methoxy-2-thiazol-5-yl-1<i>H</i>-benzoimidazole 83528-56-7 C11H9N3OS
    5-methoxy-2-thiazol-5-yl-1<i>H</i>-benzoimidazole
    —— 5-(5-ethyl-1,2,3,5-tetrahydro-benzo[4,5]imidazo[1,2-<i>a</i>]pyridin-4-ylmethylene)-3-methyl-2-thioxo-oxazolidin-4-one 59506-65-9 C18H19N3O2S
    5-(5-ethyl-1,2,3,5-tetrahydro-benzo[4,5]imidazo[1,2-<i>a</i>]pyridin-4-ylmethylene)-3-methyl-2-thioxo-oxazolidin-4-one
    —— 5α,11β,17α,21-Tetrahydroxy-3,20-dioxo-6β-methyl-allopregnan 76338-56-2 C22H34O6
    5α,11β,17α,21-Tetrahydroxy-3,20-dioxo-6β-methyl-allopregnan
    —— 5,6-dimethoxy-8-methyl-2,3,7,8,9,9a-hexahydro-pyrano[2,3,4-<i>de</i>]isoquinoline 63932-72-9 C14H19NO3
    5,6-dimethoxy-8-methyl-2,3,7,8,9,9a-hexahydro-pyrano[2,3,4-<i>de</i>]isoquinoline
    —— 5-thymyl radical 28040-25-7 C10H15N2O5
    5-thymyl radical
    —— (5R,6R)-5-(2-Methoxy-phenyl)-6-nitro-5,6-dihydro-3H-furo[2,3-d]pyrimidin-4-one 141764-40-1 C13H11N3O5
    (5R,6R)-5-(2-Methoxy-phenyl)-6-nitro-5,6-dihydro-3H-furo[2,3-d]pyrimidin-4-one
    —— 5-iodo-3,3-dimethoxy-1-heptyl-1,3-dihydroindol-2-one 890171-13-8 C17H24INO3
    5-iodo-3,3-dimethoxy-1-heptyl-1,3-dihydroindol-2-one
    —— 5-chloro-2-(diphenylphosphinothioyl)-1-methyl-3-phenylindole 1220125-92-7 C27H21ClNPS
    5-chloro-2-(diphenylphosphinothioyl)-1-methyl-3-phenylindole
    —— 5,15-Dihydro-5,15-bis(4-iodbutyl)-2,3,7,8,12,13,17,18-octaethylporphyrin 92413-34-8 C44H62I2N4
    5,15-Dihydro-5,15-bis(4-iodbutyl)-2,3,7,8,12,13,17,18-octaethylporphyrin
    —— 5,6-Methylendioxy-7-methoxy-4-methyl-cumarin 13535-28-9 C12H10O5
    5,6-Methylendioxy-7-methoxy-4-methyl-cumarin
    —— 5-Nitro-6-butylamino-indolin 26480-49-9 C12H17N3O2
    5-Nitro-6-butylamino-indolin
    —— (+/-)-5-Phenyl-6-semicarbazono-hexansaeure 2888-74-6 C13H17N3O3
    (+/-)-5-Phenyl-6-semicarbazono-hexansaeure
    —— 5-Chlor-2-<4-hydroxy-cinnamoyl>-3-methyl-benzofuran 10445-59-7 C18H13ClO3
    5-Chlor-2-<4-hydroxy-cinnamoyl>-3-methyl-benzofuran
    —— 5-Iod-2-butyloxy-benzoesaeure-acetonylester 2100-36-9 C14H17IO4
    5-Iod-2-butyloxy-benzoesaeure-acetonylester
    —— 5-(4-methyl-anilino)-[1,3,4]thiadiazole-2-carbaldehyde thiosemicarbazone 7118-47-0 C11H12N6S2
    5-(4-methyl-anilino)-[1,3,4]thiadiazole-2-carbaldehyde thiosemicarbazone
    —— 5-<2-Chlor-phenyl>-1-<4-methyl-benzyl>-imidazolidin-2.4-dion 16116-66-8 C17H15ClN2O2
    5-<2-Chlor-phenyl>-1-<4-methyl-benzyl>-imidazolidin-2.4-dion
    —— 5-Benzyliden-1-(3-fluor-phenyl)-hydantoin 6494-41-3 C16H11FN2O2
    5-Benzyliden-1-(3-fluor-phenyl)-hydantoin
    —— [5-(5-Nitro-furan-2-yl)-[1,3,4]oxadiazol-2-ylsulfanyl]-acetic acid eth-(E)-ylidene-hydrazide 135264-57-2 C10H9N5O5S
    [5-(5-Nitro-furan-2-yl)-[1,3,4]oxadiazol-2-ylsulfanyl]-acetic acid eth-(E)-ylidene-hydrazide
    —— 5-(6-trifluoromethyl-pyridin-2-yl)-oxazole-4-carboxylic acid [2-(5-acetyl-furan-2-ylmethyl)-2H-[1,2,3]triazol-4-yl]-amide 1161778-69-3 C19H13F3N6O4
    5-(6-trifluoromethyl-pyridin-2-yl)-oxazole-4-carboxylic acid [2-(5-acetyl-furan-2-ylmethyl)-2H-[1,2,3]triazol-4-yl]-amide
    —— 5-[2-(5-benzoyl-3-ethyl-1-phenyl-1,3-dihydro-benzoimidazol-2-ylidene)-ethylidene]-3-phenyl-2-thioxo-thiazolidin-4-one 14207-62-6 C33H25N3O2S2
    5-[2-(5-benzoyl-3-ethyl-1-phenyl-1,3-dihydro-benzoimidazol-2-ylidene)-ethylidene]-3-phenyl-2-thioxo-thiazolidin-4-one
    —— 5-hydroxy-8-methyl-2-oxo-N-thiobenzoyl-2H,5H-pyrano[3,2-c]chromene-3-carboxamide 1263273-21-7 C21H15NO5S
    5-hydroxy-8-methyl-2-oxo-N-thiobenzoyl-2H,5H-pyrano[3,2-c]chromene-3-carboxamide
    —— 5-tert. Butyl-1-methyl-4,7(1H)-indazolchinon 145161-70-2 C12H14N2O2
    5-tert. Butyl-1-methyl-4,7(1H)-indazolchinon
    —— 5-Nitro-2,3-dihydro-1H-cyclopenta<b>chinolin-4-oxid 18528-74-0 C12H10N2O3
    5-Nitro-2,3-dihydro-1H-cyclopenta<b>chinolin-4-oxid
    —— 5-Isopropylmercaptomethyl-2-hydroxy-3-methoxy-benzaldehyd 2973-57-1 C12H16O3S
    5-Isopropylmercaptomethyl-2-hydroxy-3-methoxy-benzaldehyd
    —— 5-Nitro-2-(1-β-D-glucosyloxy)-pyridin 3396-56-3 C11H14N2O8
    5-Nitro-2-(1-β-D-glucosyloxy)-pyridin
    —— 5-O-<3-Phenylpropionyl>-taxicin-II-2-acetat 15794-75-9 C31H40O7
    5-O-<3-Phenylpropionyl>-taxicin-II-2-acetat
    —— 5-Methyl-5-phenyl-3-methylamino-5,6-dihydro-1,4,2-dithiazin-1,1-dioxid 57185-75-8 C11H14N2O2S2
    5-Methyl-5-phenyl-3-methylamino-5,6-dihydro-1,4,2-dithiazin-1,1-dioxid
    —— 5-Acetamino-1-(3,5-bis-p-toluyl-α-D-ribofuranosyl)-uracil 14048-20-5 C27H27N3O8
    5-Acetamino-1-(3,5-bis-p-toluyl-α-D-ribofuranosyl)-uracil
    —— 5.6-Diphenyl-as-triazin-3(2H)-on-1-N-oxid 4512-02-1 C15H11N3O2
    5.6-Diphenyl-as-triazin-3(2H)-on-1-N-oxid
    —— 5-<N-Phenylthiocarbamoylamino>-pentyl-sulfat 13351-23-0 C12H18N2O4S2
    5-<N-Phenylthiocarbamoylamino>-pentyl-sulfat
    —— (5aR,6R,7R,8S)-6,7,8-tribenzoyl-2,4,5-trimethyl-5a,6,7,8-tetrahydropurino[7,8-a]pyrrole-1,3-dione 94154-77-5 C32H28N4O5
    (5aR,6R,7R,8S)-6,7,8-tribenzoyl-2,4,5-trimethyl-5a,6,7,8-tetrahydropurino[7,8-a]pyrrole-1,3-dione
    —— 5-[1-(5-nitrofuran-2-yl)prop-1-en-2-yl]-3H-1,3,4-oxadiazol-2-one 838-61-9 C9H7N3O5
    5-[1-(5-nitrofuran-2-yl)prop-1-en-2-yl]-3H-1,3,4-oxadiazol-2-one
    —— 5-(4-Fluoro-phenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde 797053-44-2 C16H11FN2O
    5-(4-Fluoro-phenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde
    —— 5-ethoxymethyl-1-methoxy-nonan-3-one 106379-98-0 C13H26O3
    5-ethoxymethyl-1-methoxy-nonan-3-one
    —— 5-(β-hydroxyethylamino)-8-methyl-1-(p-methylphenyl)-2,3-dihydroimidazo<1,2-f>purin-7-one 77351-17-8 C17H20N6O2
    5-(β-hydroxyethylamino)-8-methyl-1-(p-methylphenyl)-2,3-dihydroimidazo<1,2-f>purin-7-one
    —— 5-butyryloxymethyl-6-(4-fluoro-2-methoxyphenyl)-2,2,4-trimethyl-1,2-dihydroquinoline 929524-85-6 C24H28FNO3
    5-butyryloxymethyl-6-(4-fluoro-2-methoxyphenyl)-2,2,4-trimethyl-1,2-dihydroquinoline