Structural Modification on Partially Silylated Carbohydrates by Means of Triphenylphosphane/Diethylazodicarboxylate. IV. Transformations on Mannose and Galactose

Article abstract of DOI:10.1007/BF00938735

Reaction of methyl β-D-galactopyranoside (1) with two equivalents of t-butyldimethylchlorosilane yields methyl 2,6-bis-O-(t-BDMSi)-β-D-galactopyranoside (1b), methyl 3,6-bis-O-(tBDMSi)-β-D-galactopyranoside (1c) and methyl 4,6-bis-O-(tBDMSi)-β-D-galactopy