SELECTIVER AUFBAU α-L-(1->4)-VERKNUEPFTER 2,6-DIDESOXY-OLIGOSACCHARIDE

Article abstract of DOI:10.1016/0008-6215(88)85092-4

The phase-transfer catalyzed benzylation of 1,5-anhydro-2,6-dideoxy-L-arabino-hex-1-enitol (L-rhamnal, 5) led to a mixture of 4- and 3-O-benzyl derivatives in the ratio of 2:1.By silylation, 5 was regiospecifically transformed into either the 3-O-tert-but