SELECTIVE BROMOACETYLATION OF ALKYL HEXOPYRANOSIDES: A FACILE PREPARATION OF INTERMEDIATES FOR THE SYNTHESIS OF (1 -> 6)-LINKED OLIGOSACCHARIDES

Article abstract of DOI:10.1016/0008-6215(89)85018-9

Bromoacetylation of methyl β-D-galacto- (1), α-D-galacto- (6), β-D-gluco- (18), α-D-gluco- (22), and α-D-manno-pyranoside (31), and benzyl β-D-gluco-pyranoside (27), gave the corresponding 6-O-bromoacetyl derivatives 2, 7, 19, 23, 32, and 28 in 50-60perce