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出 处:《化学研究与应用》2010年第8期1066-1071,共6页Chemical Research and Application
基 金:河南省教育厅自然科学研究计划资助项目(2008A610007)
摘 要:Seven new S-and N-β-D-acetylglucosides were synthesized through the glycosylation of 5-aryl-2-mercapto-1,3,4-oxadiazole with bromo-2,3,4,6-tetra-O-acetyl-α-D-glucopyranoside in ethanol in the presence of potassium hydroxide.Four new β-D-thioglucosides were obtained through the deacetylation of S-β-D-acetylglucosides.The structures of these compounds were confirmed by 1H NMR,13C NMR,FAB-MS and elementary analyses.Primary antibacterial test against S.aureus,Streptococcus and E.coli showed most of them had good antibacterial activities against S.aureus and Streptococcus.Seven new S-and N-β-D-acetylglucosides were synthesized through the glycosylation of 5-aryl-2-mercapto-1,3,4-oxadiazole with bromo-2,3,4,6-tetra-O-acetyl-α-D-glucopyranoside in ethanol in the presence of potassium hydroxide.Four new β-D-thioglucosides were obtained through the deacetylation of S-β-D-acetylglucosides.The structures of these compounds were confirmed by 1H NMR,13C NMR,FAB-MS and elementary analyses.Primary antibacterial test against S.aureus,Streptococcus and E.coli showed most of them had good antibacterial activities against S.aureus and Streptococcus.
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