Synthesis of 1,2,3,4,6-Penta-O-acetyl-5-deoxy-5-C--α- and -β-D-glucopyranoses and Their Structural Analysis by 400-MHz Proton Nuclear Magnetic Resonance

Article abstract of DOI:10.1021/jo00152a006

Debenzylation of (5RS)-3,6-di-O-benzyl-5-deoxy-5-C--1,2-O-isopropylidene-α-D-xylo-hexofuranose (13) over 10 percent Pd/C afforded the tricyclic compound 14, which, on treatment with chlorotriphenylmethane in pyridine, provided a 1: