Standardized intermediates for oligosaccharide synthesis. A convenient preparation of partially protected derivatives of allyl O-β-d-galactopyranosyl-(1 → 4)-β-d-glucopyranoside suitable for chain extension at position O-4′

“Standardized intermediates” for oligosa

“Standardized intermediates” for oligosaccharide synthesis. A convenient preparation of partially benzylated derivatives of allyl 2-acetamido-2-deoxy-α-d-galactopyranoside having chain extension at position 4

✍ Mina A. Nashed; Ramadan I. El-Sokkary; Latif Rateb 📂 Article 📅 1984 🏛 Elsevier Science 🌐 English ⚖ 426 KB

Ally1 2-acetamido-2-deoxy-cy-D-galactopyranoside (5) was prepared from the corresponding &co compound, ally1 2-acetamido-2-deoxy-a-D-glucopyranoside (l), by successive selective benzoylation at O-3 and O-6, p-bromobenzenesulfonylation, displacement with cesium benzoate, and 0-debenzoylation. Ally1 2