ONE-POT SYNTHESIS OF L-6-O-ACETYL-2,3,4-TRI-O-BENZYL-ALPHA-D-GLYCOSIDES AND L-6-O-ACETYL-2,3,4-TRI-O-BENZYL-ALPHA-D-GLYCOSIDES FROM METHYL TETRA-O-BENZYL-ALPHA-D-GLYCOSIDES
Sc. Hung et al., ONE-POT SYNTHESIS OF L-6-O-ACETYL-2,3,4-TRI-O-BENZYL-ALPHA-D-GLYCOSIDES AND L-6-O-ACETYL-2,3,4-TRI-O-BENZYL-ALPHA-D-GLYCOSIDES FROM METHYL TETRA-O-BENZYL-ALPHA-D-GLYCOSIDES, Tetrahedron letters, 38(31), 1997, pp. 5419-5422
A one-pot synthesis of 1-allyl- and l-6-O-acetyl-2,3,4-tri-O-benzyl-al
pha-D-glycosides from the corresponding methyl per-benzyl-a-D-glycosid
es and allyl trimethylsilane or propargyl trimethylsilane in the prese
nce of trimethylsilyl trifluoromethanesulfonate followed by addition o
f acetic anhydride in good yields was described. (C) 1997 Elsevier Sci
ence Ltd.