The title compound ( 2), readily obtained as a fairly stable, crystalline solid from 2-amino-2-deoxy- d-glucose hydrochloride through its N-protected derivative, 2-deoxy-2-[(4,4-dimethyl-2,6-dioxocyclohexylidenemethyl)amino]- d-glucopyranose, is an excellent donor of the 2-amino-2-deoxy-β- d-glucopyranosyl group. The reaction of 2 with methyl, isopropyl, allyl, and cyclohexyl alcohols in the presence of Ag 2CO 3 gave the methyl, isopropyl, allyl, and cyclohexyl β-glycosides 3–6 in 71–98% yields. Similar reaction with 1,2:3,4-di- O-isopropylidene-α- d-galactopyranose afforded (39%) the anticipated β-linked disaccharide O-(3,4,6-tri- O-acetyl-2-deoxy-2-[(4,4-dimethyl-2,6-dioxocyclohexylidenemethyl)amino] - β- d-glucopyranosyl]-(1→6)-1,2:3,4-di- O-isopropylidene-α- d-galactopyranose ( 7). N-Deprotection of the glycosides 3–7 could be readily achieved by treatment with Cl 2-CHCl 3 or by hydrolysis in the presence of Amberlite IRA-400 (HO −) resin, and the aminoglycosides,or their hydrochlorides, were obtained in very high yields.