NEW RESULTS IN THE ISOPROPYLIDENATION OF GALACTOPYRANOSIDES. USEFUL INTERMEDIATES FOR THE SYNTHESIS OF GALACTOSE DERIVATIVES.

Article abstract of DOI:10.1016/S0040-4039(00)84515-3

Reaction of several α- and β-galactopyranosides with 2,2-dimethoxypropane produced up to five types of mono-, bis-, and tris(isopropylidene)acetals, among which the 3,4-O-isopropylidene-6-O-(2-methoxyisopropyl) derivatives can be obtained in high yield an