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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Amino-2-(3-phenyl-2H-indazol-2-yl)-pentensaeure 972-88-3 C18H17N3O2
    5-Amino-2-(3-phenyl-2H-indazol-2-yl)-pentensaeure
    —— [5-nitro-2-(2-nitryloxy-propoxy)-phenyl]-arsonic acid 860517-65-3 C9H11AsN2O9
    [5-nitro-2-(2-nitryloxy-propoxy)-phenyl]-arsonic acid
    —— 5-(4-chloro-phenyl)-1-(3-chloro-pyridin-2-yl)-4-(2H-tetrazol-5-ylmethyl)-1H-pyrazole-3-carboxylic acid [(R)-1-(4-trifluoromethyl-phenyl)-ethyl]-amide 1034303-62-2 C26H19Cl2F3N8O
    5-(4-chloro-phenyl)-1-(3-chloro-pyridin-2-yl)-4-(2H-tetrazol-5-ylmethyl)-1H-pyrazole-3-carboxylic acid [(R)-1-(4-trifluoromethyl-phenyl)-ethyl]-amide
    —— (5S)-5-(([4-([2-(dimethylamino)pyridin-4-yl]ethynyl)-3,6-dihydropyridin-1(2H)-yl]sulfonyl)methyl)-5-methylimidazolidine-2,4-dione 1100508-42-6 C19H23N5O4S
    (5S)-5-(([4-([2-(dimethylamino)pyridin-4-yl]ethynyl)-3,6-dihydropyridin-1(2H)-yl]sulfonyl)methyl)-5-methylimidazolidine-2,4-dione
    —— 5-benzoylamino-4-(4-diethylamino-2-methyl-phenylimino)-2-phenyl-2,4-dihydro-pyrazol-3-one 4722-30-9 C27H27N5O2
    5-benzoylamino-4-(4-diethylamino-2-methyl-phenylimino)-2-phenyl-2,4-dihydro-pyrazol-3-one
    —— 5-(2-Hydroxy-6-methyl-quinolin-4-ylmethyl)-6-methyl-5H-pyrimidine-2,4-dione 86697-23-6 C16H15N3O3
    5-(2-Hydroxy-6-methyl-quinolin-4-ylmethyl)-6-methyl-5H-pyrimidine-2,4-dione
    —— 5-bromo-1,4,5-trideoxy-1,4-imino-N-tosyl-D-lyxitol 129592-62-7 C12H16BrNO4S
    5-bromo-1,4,5-trideoxy-1,4-imino-N-tosyl-D-lyxitol
    —— 5-(4-chloro-phenyl)-3-methyl-4-phenyl-3<i>H</i>-thiazol-2-one hydrazone 27893-83-0 C16H14ClN3S
    5-(4-chloro-phenyl)-3-methyl-4-phenyl-3<i>H</i>-thiazol-2-one hydrazone
    —— 5-((trimethylsilyl)oxy)hex-4-en-3-one 60385-40-2 C9H18O2Si
    5-((trimethylsilyl)oxy)hex-4-en-3-one
    —— 5α-Androst-8-(14)en-7-on 63518-85-4 C19H28O
    5α-Androst-8-(14)en-7-on
    —— 5,6,7,8-tetrahydro-2-[5-(4-methyl-1H-imidazol-1-yl)-1H-indol-2-yl]-8-[2-(trifluoromethyl)phenyl]-[1,2,4]triazolo[1,5-a]pyridine 1420199-48-9 C25H21F3N6
    5,6,7,8-tetrahydro-2-[5-(4-methyl-1H-imidazol-1-yl)-1H-indol-2-yl]-8-[2-(trifluoromethyl)phenyl]-[1,2,4]triazolo[1,5-a]pyridine
    —— 5-fluoro-N-(4b-hydroxy-7-isopropyl-1-nitro-10-oxo-9b,10-dihydro-4bH-indeno[1,2-b]benzofuran-9b-yl)nicotinamide 1416237-84-7 C24H18FN3O6
    5-fluoro-N-(4b-hydroxy-7-isopropyl-1-nitro-10-oxo-9b,10-dihydro-4bH-indeno[1,2-b]benzofuran-9b-yl)nicotinamide
    —— 5-formyl-2-{[5-(trifluoromethyl)-2-pyridinyl]oxy}benzonitrile 1369257-57-7 C14H7F3N2O2
    5-formyl-2-{[5-(trifluoromethyl)-2-pyridinyl]oxy}benzonitrile
    —— (5S)-2,3,4-tri-O-acetyl-5-bromo-β-D-xylopyranosyl fluoride 1334479-50-3 C11H14BrFO7
    (5S)-2,3,4-tri-O-acetyl-5-bromo-β-D-xylopyranosyl fluoride
    —— 5'-(5-chloro-2-methoxybenzyl)-1'-(cyclopropylmethyl)spiro[1,3-dioxane-2,3'-indol]-2'(1'H)-one 1239673-04-1 C23H24ClNO4
    5'-(5-chloro-2-methoxybenzyl)-1'-(cyclopropylmethyl)spiro[1,3-dioxane-2,3'-indol]-2'(1'H)-one
    —— 5'-deoxy-5-ethynyl-N4-(isopentyloxycarbonyl)cytidine 216450-42-9 C17H23N3O6
    5'-deoxy-5-ethynyl-N4-(isopentyloxycarbonyl)cytidine
    —— 5-(tert-butyldimethylsilanyloxy)-6-methyl-hept-2-enoic acid methyl ester 1004960-95-5 C15H30O3Si
    5-(tert-butyldimethylsilanyloxy)-6-methyl-hept-2-enoic acid methyl ester
    —— 5-(1-methoxy-2-nitro-propyl)-6-methyl-benzo[1,3]dioxole 859968-64-2 C12H15NO5
    5-(1-methoxy-2-nitro-propyl)-6-methyl-benzo[1,3]dioxole
    —— [5-(4-fluorophenylcarbamoyl)pyrimidin-2-yloxy]acetic acid 3,3-dimethyl-butyl ester 923292-19-7 C19H22FN3O4
    [5-(4-fluorophenylcarbamoyl)pyrimidin-2-yloxy]acetic acid 3,3-dimethyl-butyl ester
    —— (5-methylene-3-methyl-2-cyclohexen-1-ylmethyl)butyl(methyl)borane 104823-72-5 C14H25B
    (5-methylene-3-methyl-2-cyclohexen-1-ylmethyl)butyl(methyl)borane
    —— 5-(4-methylphenyl)-3-(4-methylphenylimino)-3H-furan-2-one 1427202-71-8 C18H15NO2
    5-(4-methylphenyl)-3-(4-methylphenylimino)-3H-furan-2-one
    —— 5-(tert-butyldimethylsilanyloxy)-1-phenyl-1-[4-(tetrahydropyran-2-yloxy)phenyl]-pentan-2-ol 851778-09-1 C28H42O4Si
    5-(tert-butyldimethylsilanyloxy)-1-phenyl-1-[4-(tetrahydropyran-2-yloxy)phenyl]-pentan-2-ol
    —— 5-hydroxy-1-(3-methylphenyl)pentan-1-one 1396201-54-9 C12H16O2
    5-hydroxy-1-(3-methylphenyl)pentan-1-one
    —— 5-methyl-2-(trimethylsiloxy)-4,5-dihydrofuran 74477-44-4 C8H16O2Si
    5-methyl-2-(trimethylsiloxy)-4,5-dihydrofuran
    —— 5,6-dimethyl-5,6-dihydro-[1,3]dioxolo[4,5-<i>b</i>][1,3]dioxolo[4',5':4,5]benzo[1,2-<i>i</i>]phenanthridine 112223-24-2 C21H17NO4
    5,6-dimethyl-5,6-dihydro-[1,3]dioxolo[4,5-<i>b</i>][1,3]dioxolo[4',5':4,5]benzo[1,2-<i>i</i>]phenanthridine
    —— 5-Phenyl-3-(2-hydroxy-5-acetamino-phenyl)-Δ<sup>2</sup>-cyclohexen-1-on 88827-58-1 C20H19NO3
    5-Phenyl-3-(2-hydroxy-5-acetamino-phenyl)-Δ<sup>2</sup>-cyclohexen-1-on
    —— (5R,6S)-5-((S)-2-tert-Butoxycarbonyl-1-hydroxy-ethyl)-2,2,6-trimethyl-[1,3,4]oxadiazinane-3,4-dicarboxylic acid di-tert-butyl ester 127996-25-2 C23H42N2O8
    (5R,6S)-5-((S)-2-tert-Butoxycarbonyl-1-hydroxy-ethyl)-2,2,6-trimethyl-[1,3,4]oxadiazinane-3,4-dicarboxylic acid di-tert-butyl ester
    —— 5-(4-Bromo-benzoyl)-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid methyl ester 96326-92-0 C16H14BrNO3
    5-(4-Bromo-benzoyl)-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid methyl ester
    —— 5-(4-Hydroxy-phenyl)-4-methyl-pentanoic acid methyl ester 129649-87-2 C13H18O3
    5-(4-Hydroxy-phenyl)-4-methyl-pentanoic acid methyl ester
    —— 5-Acetoxy-2-oxo-pentanoic acid ethyl ester 97732-88-2 C9H14O5
    5-Acetoxy-2-oxo-pentanoic acid ethyl ester
    —— 5-ethoxyoxalylamino-8-methoxy-4-oxo-1,4-dihydro-quinoline-2-carboxylic acid methyl ester 60722-45-4 C16H16N2O7
    5-ethoxyoxalylamino-8-methoxy-4-oxo-1,4-dihydro-quinoline-2-carboxylic acid methyl ester
    —— 5-benzyl-2-ferrocenyl-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one 1025324-09-7 C23H21FeN3O
    5-benzyl-2-ferrocenyl-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one
    —— 5-Iodomethyl-cyclohex-2-enone 137956-76-4 C7H9IO
    5-Iodomethyl-cyclohex-2-enone
    —— 5-(2,4-dihydroxy-5-isopropylphenyl)-N-ethyl-4-(1-methyl-1H-pyrazol-3-yl)isoxazole-3-carboxamide 1330740-34-5 C19H22N4O4
    5-(2,4-dihydroxy-5-isopropylphenyl)-N-ethyl-4-(1-methyl-1H-pyrazol-3-yl)isoxazole-3-carboxamide
    —— 5-(N-benzyloxycarbonyl-D,L-meta-tyrosinamidomethyl)-3-bromo-4,5-dihydroisoxazole 115329-71-0 C21H22BrN3O5
    5-(N-benzyloxycarbonyl-D,L-meta-tyrosinamidomethyl)-3-bromo-4,5-dihydroisoxazole
    —— 5-[5-(1-tert-butoxycarbonylamino-1-methylethyl)-pyridin-2-yl]-4-ethyl-1-(tetrahydropyran-2-yl)-1H-indazole 850363-09-6 C27H36N4O3
    5-[5-(1-tert-butoxycarbonylamino-1-methylethyl)-pyridin-2-yl]-4-ethyl-1-(tetrahydropyran-2-yl)-1H-indazole
    —— 5-[4-(1-tert-butoxycarbonylamino-1-methylethyl)phenyl]-4-(oxazol-5-yl)-2-(tetrahydropyran-2-yl)-2H-indazole 850363-32-5 C29H34N4O4
    5-[4-(1-tert-butoxycarbonylamino-1-methylethyl)phenyl]-4-(oxazol-5-yl)-2-(tetrahydropyran-2-yl)-2H-indazole
    —— 5-methyl-5-[4-(4-(2-propyl-4-(4'-methoxyphenoxy)phenoxy)butyl)phenyl]-2,4-thiazolidinedione 1100807-32-6 C30H33NO5S
    5-methyl-5-[4-(4-(2-propyl-4-(4'-methoxyphenoxy)phenoxy)butyl)phenyl]-2,4-thiazolidinedione
    —— 5-[2-(2-fluoro-3-methoxy-phenylamino)-5-methyl-pyrimidin-4-ylamino]-3H-benzooxazol-2-one 1357099-83-2 C19H16FN5O3
    5-[2-(2-fluoro-3-methoxy-phenylamino)-5-methyl-pyrimidin-4-ylamino]-3H-benzooxazol-2-one
    —— 5,6-secocholest-4-en-3-one 207672-41-1 C27H46O
    5,6-secocholest-4-en-3-one
    —— (5S,6R)-6-(1-benzyl-5,5-dimethyl-3-oxopyrazolidine-2-carbonyl)-3,3-dimethyl-5-(4-cyano-phenyl)-tetrahydropyrazolo[1,2-a]pyrazol-1(5H)-one 1039170-23-4 C28H31N5O3
    (5S,6R)-6-(1-benzyl-5,5-dimethyl-3-oxopyrazolidine-2-carbonyl)-3,3-dimethyl-5-(4-cyano-phenyl)-tetrahydropyrazolo[1,2-a]pyrazol-1(5H)-one
    —— 5-<2-<<2-(4-methoxyphenyl)-2-hydroxyethyl>amino>ethyl>-8-methoxycarbostyril 94592-39-9 C21H24N2O4
    5-<2-<<2-(4-methoxyphenyl)-2-hydroxyethyl>amino>ethyl>-8-methoxycarbostyril
    —— (5-methyl-hex-4-enyl)-malonic acid 99182-09-9 C10H16O4
    (5-methyl-hex-4-enyl)-malonic acid
    —— 5-methyl-1,2,3,5,6,12b-hexahydro-4<i>H</i>-cyclopenta[<i>b</i>]pyrimido[1,2-<i>a</i>]indol-7-one 60260-66-4 C15H18N2O
    5-methyl-1,2,3,5,6,12b-hexahydro-4<i>H</i>-cyclopenta[<i>b</i>]pyrimido[1,2-<i>a</i>]indol-7-one
    —— 5-(1-hexynyl)-2-(4-fluorophenyl)pyridine 159524-65-9 C17H16FN
    5-(1-hexynyl)-2-(4-fluorophenyl)pyridine
    —— 5,6-Didehydro-exo-2-norbornyl-isocyanat 2495-45-6 C8H9NO
    5,6-Didehydro-exo-2-norbornyl-isocyanat
    —— 5,5-dimethyl-1,7-diphenyl-hept-6-yne-3-one 1402591-69-8 C21H22O
    5,5-dimethyl-1,7-diphenyl-hept-6-yne-3-one
    —— 5-Methyl-2-octylamino-4-oxo-4H-thieno[2,3-d][1,3]oxazine-6-carboxylic acid butylamide 554440-26-5 C20H31N3O3S
    5-Methyl-2-octylamino-4-oxo-4H-thieno[2,3-d][1,3]oxazine-6-carboxylic acid butylamide
    —— 5-phenyl-8-(o-chlorophenyl)-5,7-dihydro-1H-pyrano[2,3-d:6,5-d']dipyrimidine-2,4,6-trione 1025368-71-1 C21H13ClN4O4
    5-phenyl-8-(o-chlorophenyl)-5,7-dihydro-1H-pyrano[2,3-d:6,5-d']dipyrimidine-2,4,6-trione
    —— 5-(8-benzyloxy-7-methoxy-3-methyl-3H-pyrazolo[3,4-c]-quinolin-1-yl)-2-fluoro-N-(2-hydroxyethyl)benzamide 1353635-77-4 C28H25FN4O4
    5-(8-benzyloxy-7-methoxy-3-methyl-3H-pyrazolo[3,4-c]-quinolin-1-yl)-2-fluoro-N-(2-hydroxyethyl)benzamide