Rearrangement of unsaturated 2,4-O-benzylidenehexitol derivatives into C-glycosylbenzene derivatives

Article abstract of DOI:10.1016/S0008-6215(00)90991-1

Acetolysis of (Z)-1,3-di-O-acetyl-2,4-O-benzylidene-6-C-(2,4-dichlorophenyl)-D-xylo -hex-5-enitol (3) afforded (E)-1,2,3,4-tetra-O-acetyl-6-C-(2,4-dichlorphenyl)-D-xylo-hex-5- enitol and 2-C-[(R)-acetoxy(2,4-dichlorophenyl)methyl]- 3,4,6-tri-O-acetyl-2-de