G. Szollosi et al., Heterogeneous asymmetric reactions, 22. beta-isocinchona alkaloids in enantioselective hydrogenations, REACT KIN C, 71(1), 2000, pp. 99-108
The enantioselective hydrogenation of ethyl pyruvate to (S)-ethyl lactate o
ver Pt/Al2O3 catalyst was investigated using the new modifier beta -isocinc
honine (40%ee) which has oxazatwistane structure. These studies supply addi
tional evidence for the widely accepted reaction mechanism.