1,4-Addition of Nucleophiles to -Unsaturated Carbonyl Compounds - Carbohydrates: Tools for Stereoselective Synthesis - page 265

Temperature (°C) Conversion (%) b) ( t , min) 1,4-Selectivity c) (%) Yield d) (%) ee (%) e) Reference

0 75 75 Nd 60 (R) [22]

0 100 99 Nd 25 (R) [22]

0 98 98 Nd 84 (S) [22]

−40 >99 No 1,2 (GC) 95 84 (R) [23]

− 30 89 Nd 22 17 (S) [24]