Chapter 3 Protecting Groups - USU
ion.chem.usu.edu/~tchang/Chem7300/Carbohydrate/Chapter 3 Protec…BF3-OEt2, NaI, CH3CN J. Chem. Res. Synop. 1985, 232. Ac2O, cat.c. H2SO4, 0°C J. Org. Chem. 2004, 69, 1513. Deprotection FeCl3, DCM Tetrahedron: Asymmetry 1995, 857. Examples: O HO OMe HO O O Ph 1) (n-Bu 3Sn)2O 2) BnBr O BnO OMe HO O O Ph + O HO OMe BnO O O Ph 10 : 1 (Synthesis 1994, 1121) O HO OMe HO O O Ph