The 3,4-O-carbonate protecting group as a beta-directing group in rhamnopyranosylation in both homogeneous and heterogeneous glycosylations as compared to the chameleon-like 2,3-O-carbonates.
The 3,4-O-carbonate protecting group as a beta-directing group in rhamnopyranosylation in both homogeneous and heterogeneous glycosylations as compared to the chameleon-like 2,3-O-carbonates. J Org Chem. 2003 Oct 31; 68(22):8453-8.