Efficient and stereoselective synthesis of methyl 3-O-(3,6-anhydro-β-D-galactopyranosyl)-α-D-galactopyranoside and methyl 3,6-anhydro-4-O-β-D-galactopyranosyl-α-D-galactopyranoside

Article abstract of DOI:10.1016/0008-6215(92)80013-Q

Methyl 3-O-(3,6-anhydro-β-D-galactopyranosyl)-α-D-galactopyranoside (3) and methyl 3,6-anhydro-4-O-β-D-galactopyranosyl-α-D-galactopyranoside (4) have been synthesised stereoselectively using three coupling procedures. Acceptable yields were achieved usin