Journal ArticleDOI
Glycosylation and Pyranose-Furanose Isomerization of Carbohydrates Using HClO4-SiO2: Synthesis of Oligosaccharides Containing Galactofuranose
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TLDR
A series of di- and trisaccharides containing 6-O-linked galactofuranose were synthesized as an anomeric mixture of methyl glycosides using silica-supported perchloric acid as discussed by the authors.Abstract:
A series of di- and trisaccharides containing 6-O-linked galactofuranose were synthesized as an anomeric mixture of methyl glycosides using silica-supported perchloric acid.read more
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Journal ArticleDOI
Catalytic Glycosylations in Oligosaccharide Synthesis
TL;DR: All methods of catalytic glycosylation with the focus on the development and application in oligosaccharide synthesis and an overview of the scope and limitations of these are provided.
Journal ArticleDOI
Expedient synthesis of the pentasaccharide repeating unit of the O-antigen of Escherichia coli O86 and its conformational analysis
TL;DR: Facile synthesis of the pentasaccharide with a 2-aminoethyl linker attached to the reducing end corresponding to the cell wall O-antigen of Escherichia coli O86 strain is reported.
Journal ArticleDOI
Synthesis of Di- and Trisaccharides Related to the O-Polysaccharide of Shigella dysenteriae Type 8
TL;DR: In this paper, a trisaccharide fragment related to the cell wall O-polysaccharide of Shigella dysenteriae type 8 was synthesized in a minimum number of steps using recently reported reaction conditions.
Journal ArticleDOI
Convergent synthesis of the pentasaccharide repeating unit of the O-antigenic polysaccharide of enterohaemorrhagic Escherichia coli O113.
Abhishek Santra,Anup Kumar Misra +1 more
TL;DR: An acidic pentasaccharide repeating unit corresponding to the O-antigenic polysaccharide of enterohaemorrhagic Escherichia coli O113 as its p-methoxyphenyl glycoside has been synthesized in a convergent manner by adopting a [3+2] block glycosylation strategy.
Journal ArticleDOI
Straightforward synthesis of the pentasaccharide repeating unit of the cell wall O-antigen of Escherichia coli O43 strain.
Pradip Shit,Anup Kumar Misra +1 more
TL;DR: A concise synthetic strategy has been developed for the synthesis of the pentasaccharide repeating unit of the cell wall O-antigen of Escherichia coli O43 strain involving stereoselective β-D-mannosylation and α-L-fucosylations using corresponding trichloroacetimidate intermediates and perchloric acid supported over silica as glycosylation promoter.