Rb. Andrade et al., Solid-phase oligosaccharide synthesis: Preparation of complex structures using a novel linker and different glycosylating agents, ORG LETT, 1(11), 1999, pp. 1811-1814
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A beta-(1-->4) linked trisaccharide was prepared in 53% yield on a polymer
support using glycosyl phosphates and released by cross-metathesis of a nov
el linker to reveal the anomeric n-pentenyl glycoside. Heptasaccharide 33 w
as prepared in 9% yield in 14 steps.