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机构地区:[1]Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032 , China [2]Department of Chemistry, Zhejiang University, Hangzhou, Zhejiang 310027, China
出 处:《Chinese Journal of Chemistry》2000年第2期225-231,共7页中国化学(英文版)
摘 要:Cytotoxic styryl lactone, ( + )-7-epi-Goniofufurone (1), has been prepared with a new route from 3-O-benzyl-1, 2-O-isopropylidene-5-C-phenyl-β-L-ido-pentofuranose (6), a derivative of (+)-glucose. Treatment of 14 with HCl solution cleaved TBDMS and isopropylidene and simultaneously caused ring closure to afford 1 while treatment of 14 with Sc(OTf)3 only removed TBDMS to give 15.Cytotoxic styryl lactone, ( + )-7-epi-Goniofufurone (1), has been prepared with a new route from 3-O-benzyl-1, 2-O-isopropylidene-5-C-phenyl-β-L-ido-pentofuranose (6), a derivative of (+)-glucose. Treatment of 14 with HCl solution cleaved TBDMS and isopropylidene and simultaneously caused ring closure to afford 1 while treatment of 14 with Sc(OTf)3 only removed TBDMS to give 15.
关 键 词:FURANS styryl lactone CYTOTOXICITY
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