Diastereoselective synthesis of β-(3,4,6-tri-O-benzyl-2-deoxy-β-D- galactopyranosyl)-N-tert-butoxycarbonyl-D-alanine

Article abstract of DOI:10.1016/S0040-4020(99)00306-3

Key steps in the synthesis of β-(3,4,6-tri-O-benzyl-2-deoxy-β-D- galactopyranosyl)-N-tert-butoxycarbonyl-D-alanine are the Wittig reaction of 2-deoxy-galactopyranosylphosphonium salt 2 and Garner aldehyde, as well as the subsequent diastereoselective hydr