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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(1-phenylselanylundecyl)-3-phenylsulfanyloxolan-2-one 101125-51-3 C27H36O2SSe
    5-(1-phenylselanylundecyl)-3-phenylsulfanyloxolan-2-one
    —— 5-benzyl-2,4,6-triphenyl-1,3,5λ<sup>5</sup>-dioxaphosphinane 5-oxide 36871-89-3 C28H25O3P
    5-benzyl-2,4,6-triphenyl-1,3,5λ<sup>5</sup>-dioxaphosphinane 5-oxide
    —— 5-O-(tert-butyldimethylsilyl)-3-deoxy-1,2-O-isopropylidene-3-methoxycarbonylamino-α-D-xylofuranose 3-C-carboxylic acid 934273-15-1 C17H31NO8Si
    5-O-(tert-butyldimethylsilyl)-3-deoxy-1,2-O-isopropylidene-3-methoxycarbonylamino-α-D-xylofuranose 3-C-carboxylic acid
    —— 5-ethyl-6-(1-methyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid 1426524-15-3 C16H15N3O3
    5-ethyl-6-(1-methyl-1H-pyrrolo[2,3-b]pyridin-5-yl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid
    —— (5R,6R)-5-((S)-1-(4-chloro-3-(4-ethoxybenzyl)phenyl)-1-hydroxyethyl)-2,2-dimethyltetrahydrofuro-[2,3-d][1,3]dioxol-6-ol 1192136-41-6 C24H29ClO6
    (5R,6R)-5-((S)-1-(4-chloro-3-(4-ethoxybenzyl)phenyl)-1-hydroxyethyl)-2,2-dimethyltetrahydrofuro-[2,3-d][1,3]dioxol-6-ol
    —— 5-(3-piperidin-4-ylideneprop-1-ynyl)nicotinonitrile 1107620-24-5 C14H13N3
    5-(3-piperidin-4-ylideneprop-1-ynyl)nicotinonitrile
    —— 5-(4-methoxybutyl)-1-(4-methoxyphenyl)-1H-1,2,3-triazole-4-carboxylic acid 1202264-60-5 C15H19N3O4
    5-(4-methoxybutyl)-1-(4-methoxyphenyl)-1H-1,2,3-triazole-4-carboxylic acid
    —— 5-(2-Diazoethyliden)1,3-cyclopentdien 72724-15-3 C7H6N2
    5-(2-Diazoethyliden)1,3-cyclopentdien
    —— 5-methylsulfanyl-1,1-dioxo-4-phenyl-1,4-dihydro-2<i>H</i>-1λ<sup>6</sup>-[1,2,4,6]thiatriazin-3-one 72649-47-9 C9H9N3O3S2
    5-methylsulfanyl-1,1-dioxo-4-phenyl-1,4-dihydro-2<i>H</i>-1λ<sup>6</sup>-[1,2,4,6]thiatriazin-3-one
    —— 5-Pyridin-3-yl-1,2,4-oxadiazole-3-carboxylic acid 1086380-42-8 C8H5N3O3
    5-Pyridin-3-yl-1,2,4-oxadiazole-3-carboxylic acid
    —— 5'-azido-N<sup>6</sup>,N<sup>6</sup>-bis(tert-butoxycarbonyl)-5'-deoxy-2',3'-O-isopropylideneadenosine 1192228-08-2 C23H32N8O7
    5'-azido-N<sup>6</sup>,N<sup>6</sup>-bis(tert-butoxycarbonyl)-5'-deoxy-2',3'-O-isopropylideneadenosine
    —— 5,5-Bis-(6-hydroxy-naphthalen-2-yl)-dihydro-furan-2-one 883631-62-7 C24H18O4
    5,5-Bis-(6-hydroxy-naphthalen-2-yl)-dihydro-furan-2-one
    —— 5-(5-(hex-5-yn-1-yl)furan-2-yl)pentan-1-ol 1213266-60-4 C15H22O2
    5-(5-(hex-5-yn-1-yl)furan-2-yl)pentan-1-ol
    —— 5-(9,9-dihexyl-7-(thiophen-2-yl)-9H-fluoren-2-yl)thiophene-2-carbaldehyde 1315483-77-2 C34H38OS2
    5-(9,9-dihexyl-7-(thiophen-2-yl)-9H-fluoren-2-yl)thiophene-2-carbaldehyde
    —— 5-bromo-4-((6-hydroxy-1,1,3,3-tetramethylisoindolin-5-yl)amino)-1-(prop-2-yn-1-yl)pyrimidin-2(1H)-one 1369921-19-6 C19H21BrN4O2
    5-bromo-4-((6-hydroxy-1,1,3,3-tetramethylisoindolin-5-yl)amino)-1-(prop-2-yn-1-yl)pyrimidin-2(1H)-one
    —— 5-chloro-N-(4-(dimethylamino)phenethyl)-3-ethyl-1-(phenylsulfonyl)-1H-indole-2-sulfonamide 1394430-95-5 C26H28ClN3O4S2
    5-chloro-N-(4-(dimethylamino)phenethyl)-3-ethyl-1-(phenylsulfonyl)-1H-indole-2-sulfonamide
    —— (5-Hydroxy-1,3-diphenyl-1H-pyrazol-4-yl)-(2-hydroxy-phenyl)-methanone 85689-31-2 C22H16N2O3
    (5-Hydroxy-1,3-diphenyl-1H-pyrazol-4-yl)-(2-hydroxy-phenyl)-methanone
    —— [5-Chloro-1-{1-[(E)-isopropylimino]-propyl}-pent-(E)-ylidene]-isopropyl-amine 136404-91-6 C14H27ClN2
    [5-Chloro-1-{1-[(E)-isopropylimino]-propyl}-pent-(E)-ylidene]-isopropyl-amine
    —— 5-(4'-decylbiphenyl-4-yl)-2-octylcoumaran 160310-81-6 C38H52O
    5-(4'-decylbiphenyl-4-yl)-2-octylcoumaran
    —— (5Z)-5-[(2-hydroxyphenyl)methylidene]-2-(1,3-thiazolidin-3-yl)-4,5-dihydro-1,3-thiazol-4-one 1181082-54-1 C13H12N2O2S2
    (5Z)-5-[(2-hydroxyphenyl)methylidene]-2-(1,3-thiazolidin-3-yl)-4,5-dihydro-1,3-thiazol-4-one
    —— (5Z)-5-[(3-fluoro-2-hydroxyphenyl)methylidene]-2-(piperidin-1-yl)-4,5-dihydro-1,3-thiazol-4-one 1181081-55-9 C15H15FN2O2S
    (5Z)-5-[(3-fluoro-2-hydroxyphenyl)methylidene]-2-(piperidin-1-yl)-4,5-dihydro-1,3-thiazol-4-one
    —— 5-Chloro-1,2,3,4,4a,5,6,8a-octahydro-naphthalene 37710-21-7 C10H15Cl
    5-Chloro-1,2,3,4,4a,5,6,8a-octahydro-naphthalene
    —— 5-O-benzyl-7-[(benzyl)(benzyloxycarbonyl)amino]-1,2,7,8,9-pentadeoxy-3,4-O-isopropylidene-β-D-talo-nona-1,8-dien-3-ulofuranose 1162686-87-4 C34H37NO6
    5-O-benzyl-7-[(benzyl)(benzyloxycarbonyl)amino]-1,2,7,8,9-pentadeoxy-3,4-O-isopropylidene-β-D-talo-nona-1,8-dien-3-ulofuranose
    —— 5-bromo-3-chloro-2-iodo-pyridine 1159186-43-2 C5H2BrClIN
    5-bromo-3-chloro-2-iodo-pyridine
    —— 5,7-dicarboxy-N-methylimidazo<4,5-d>cycloheptatrien-6-one 88820-25-1 C11H8N2O5
    5,7-dicarboxy-N-methylimidazo<4,5-d>cycloheptatrien-6-one
    —— 5,5'-dimethyl-8-azapsoralen 124098-66-4 C12H9NO3
    5,5'-dimethyl-8-azapsoralen
    —— 5-methyl-3-((Ξ)-vanillylidene)-3<i>H</i>-furan-2-one 36805-02-4 C13H12O4
    5-methyl-3-((Ξ)-vanillylidene)-3<i>H</i>-furan-2-one
    —— 5-(4-methoxyphenyl)-2,3-dimethylbenzofuran 1427005-97-7 C17H16O2
    5-(4-methoxyphenyl)-2,3-dimethylbenzofuran
    —— 5-[4-[2-[2-ethyl-4-methyl-6-oxo-1,6-dihydropyrimidin-1-yl]ethoxy]phenylmethylene]-2-thioxo-1,3-oxazolidine-4-one 199114-53-9 C19H19N3O4S
    5-[4-[2-[2-ethyl-4-methyl-6-oxo-1,6-dihydropyrimidin-1-yl]ethoxy]phenylmethylene]-2-thioxo-1,3-oxazolidine-4-one
    —— 5-<β,β-Bis-(2-carboxy-phenylazo)-ethyliden>-rhodanin 23002-81-5 C19H13N5O5S2
    5-<β,β-Bis-(2-carboxy-phenylazo)-ethyliden>-rhodanin
    —— 5-(9-(4-methoxybenzyl)-6-(4-(trifluoromethoxy)phenyl)-9H-purin-2-ylamino)indolin-2-one 1620147-00-3 C28H21F3N6O3
    5-(9-(4-methoxybenzyl)-6-(4-(trifluoromethoxy)phenyl)-9H-purin-2-ylamino)indolin-2-one
    —— 5-[2-(2-fluorophenyl)-2H-pyrazol-3-yl]-3-p-tolylbenzo[c]isoxazole 1539280-47-1 C23H16FN3O
    5-[2-(2-fluorophenyl)-2H-pyrazol-3-yl]-3-p-tolylbenzo[c]isoxazole
    —— 5-Isopropyl-1,1,3,3-tetramethyl-indan 66324-87-6 C16H24
    5-Isopropyl-1,1,3,3-tetramethyl-indan
    —— (5aS,10bR)-2,2-dimethyl-6,10b-dihydro-[1,3]dioxolo[4,5-h]indeno[2,1-c]chromene-5a,8,9(5H)-triol 1360436-99-2 C19H18O6
    (5aS,10bR)-2,2-dimethyl-6,10b-dihydro-[1,3]dioxolo[4,5-h]indeno[2,1-c]chromene-5a,8,9(5H)-triol
    —— 5-biphenyl-2-yl-1-methylpyrrole-2-carbaldehyde 1313012-54-2 C18H15NO
    5-biphenyl-2-yl-1-methylpyrrole-2-carbaldehyde
    —— 5-methyl-1,6-dihydropyrrolo[2,3-g]indazole-7,8-dione 1122021-71-9 C10H7N3O2
    5-methyl-1,6-dihydropyrrolo[2,3-g]indazole-7,8-dione
    —— 5-Chlorindol-2,3-dicarboxaldehyd 72467-56-2 C10H6ClNO2
    5-Chlorindol-2,3-dicarboxaldehyd
    —— 5-(4-bromo-3,3,6-trimethyl-indan-5-yloxy)-furan-2-carboxylic acid N'-(1,3,4-trimethyl-1H-pyrazolo[3,4-b]pyridin-6-yl)-hydrazide 637013-10-6 C26H28BrN5O3
    5-(4-bromo-3,3,6-trimethyl-indan-5-yloxy)-furan-2-carboxylic acid N'-(1,3,4-trimethyl-1H-pyrazolo[3,4-b]pyridin-6-yl)-hydrazide
    —— (+/-)-5-(1-cyclopentenyl)-7,9-difluoro-1,2-dihydro-2,2,4-trimethyl-5H-chromeno[3,4-f]quinoline 852359-57-0 C24H23F2NO
    (+/-)-5-(1-cyclopentenyl)-7,9-difluoro-1,2-dihydro-2,2,4-trimethyl-5H-chromeno[3,4-f]quinoline
    —— 5-(3-(methylsulfonyl)phenyl)-N-(4-methylthiazol-2-yl)thieno[2,3-d]pyrimidin-4-amine 1370338-62-7 C17H14N4O2S3
    5-(3-(methylsulfonyl)phenyl)-N-(4-methylthiazol-2-yl)thieno[2,3-d]pyrimidin-4-amine
    —— (+/-)-(5S,1'R)-5-(1'-hydroxyhexyl)-5H-furan-2-one 81112-83-6 C10H16O3
    (+/-)-(5S,1'R)-5-(1'-hydroxyhexyl)-5H-furan-2-one
    —— [5-(2,4-dichlorophenyl)-3-(2-nitrophenyl)-4,5-dihydroisoxazol-4-yl](phenyl)methanone 957828-78-3 C22H14Cl2N2O4
    [5-(2,4-dichlorophenyl)-3-(2-nitrophenyl)-4,5-dihydroisoxazol-4-yl](phenyl)methanone
    —— (5S,7R)-7-Methyl-1,6-dioxa-spiro[4.5]decan-9-one 87189-82-0 C9H14O3
    (5S,7R)-7-Methyl-1,6-dioxa-spiro[4.5]decan-9-one
    —— 5-(2-Bromo-acetoxy)-3-methyl-pentanoic acid methyl ester 82998-79-6 C9H15BrO4
    5-(2-Bromo-acetoxy)-3-methyl-pentanoic acid methyl ester
    —— 5,10,15,20-tetra<α,α,α,α-o-(20'-hydroxy-2',2'-dimethyleicosanamido)phenyl>porphyrin 88088-83-9 C132H202N8O8
    5,10,15,20-tetra<α,α,α,α-o-(20'-hydroxy-2',2'-dimethyleicosanamido)phenyl>porphyrin
    —— 5-fluoro-2-({(3R,6R)-6-methyl-1-[2-(2H-1,2,3-triazol-2-yl)benzoyl]piperidin-3-yl}methoxy)pyridine 1088991-81-4 C21H22FN5O2
    5-fluoro-2-({(3R,6R)-6-methyl-1-[2-(2H-1,2,3-triazol-2-yl)benzoyl]piperidin-3-yl}methoxy)pyridine
    —— 5-phenylacetylamino-benzofuran-2-carboxylic acid hydroxyamide 854714-01-5 C17H14N2O4
    5-phenylacetylamino-benzofuran-2-carboxylic acid hydroxyamide
    —— (5R)-N-(4-nitro-3-trifluoromethylphenyl)-5-(dimethyl-tert-butylsilyloxymethyl)-2-pyrrolidone 1019855-97-0 C18H25F3N2O4Si
    (5R)-N-(4-nitro-3-trifluoromethylphenyl)-5-(dimethyl-tert-butylsilyloxymethyl)-2-pyrrolidone
    —— 5-deoxy-3-O-(4-methoxybenzyl)-L-erythro-pentos-2-ulose 916044-81-0 C13H16O5
    5-deoxy-3-O-(4-methoxybenzyl)-L-erythro-pentos-2-ulose
    —— 5-(4-hydroxy-3-isopropylphenyl)-4-(4-methoxyphenyl)-4H-1,2,4-triazole-3-carboxamide 1207597-67-8 C19H20N4O3
    5-(4-hydroxy-3-isopropylphenyl)-4-(4-methoxyphenyl)-4H-1,2,4-triazole-3-carboxamide