(13)C-NMR STUDY OF METHYL- AND BENZYL ETHERS OF L-ARABINOSE AND OLIGOSACCHARIDES HAVING L-ARABINOSE AT THE REDUCING END. SYNTHESIS OF 2-O-β-D-GLUCOPYRANOSYL-, 2-O-α-L-RHAMNOPYRANOSYL-, 3-O-β-D-GLUCOPYRANOSYL-2-O-α-L-RHAMNOPYRANOSYL- AND 4-O-β-D-GLUCOPYRAN

Article abstract of DOI:10.1016/0040-4020(82)85034-5

The reaction of benzyl exo-3,4-O-benzylidene-β-L-arabinopyranoside 1 with α-acetobromo-D-glucose 3 resulted in a mixture of two disaccharides, 5 and 6, in which the configuration of the acetal ring was different.The reaction of 1 with α-acetobromo-L-rhamn