Highly Diastereoselective Boron-Mediated anti-Aldol Reactions of 4-Silyl Substituted 2,2-Dimethyl-1,3-dioxan-5-one. Diastereo- and Enantioselective Synthesis of Protected Oxopolyols - Enders, Dieter; Prokopenko, Oleg F; Raabe, Gerhard; Runsink, Jan (Synthesis, 1996)