SYNTHESIS AND CONFORMATIONAL ANALYSIS OF SUBSTITUTED 2,6-DIOXABICYCLOHEPTANES: 1,3-ANHYDRO-2,4-DI-O-BENZYL- AND -2,4-DI-O-(p-BROMOBENZYL)-β-L-RHAMNOPYRANOSE

Article abstract of DOI:10.1016/S0008-6215(00)90080-6

The synthesis of 1,3-anhydro-2,4-di-O-benzyl- and 1,3-anhydro-2,4-di-O-(p-bromobenzyl)-β-L-rhamnopyranose was achieved via 8 steps, with L-rhamnose as the starting material.The key intermediates for the synthesis were 3-O-acetyl-2,4-di-O-benzyl- and 3-O-a