Additive Pummerer reaction of 3, 5-O-(di-tert-butyl) silylene-4-thiofuranoid glycal: a high-yield and β-selective entry to 4′-thioribonucleosides

K Haraguchi, H Matsui, S Takami…

Index: Dukhan; Bosc; Peyronnet; Storer; Gosselin Nucleosides, Nucleotides and Nucleic Acids, 2005 , vol. 24, # 5-7 p. 577 - 580

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Citation Number: 19

Abstract

... This observation led us to employ other Lewis acids. ... Figure 4. 4′-Thio-C-nucleosides 20β and 21β. ... observed highly stereoselective C-glycosidation encouraged us to synthesize the 4′-thio-counterpart of tiazofurin, which is known as a synthetic C-nucleoside having antitumor ...