| abstract |
The invention relates to a process for producing optically pure propane-1,2-diol comprising the following process steps: a. hydrogenation of lactides, wherein a metal-catalyzed Heterogeneous catalysis of a, producing a crude product comprising propane-1,2-diol, and b. dynamic kinetic racemic resolution, wherein in the range of enantiomeric excess values of ≥99% Optically pure propane‑1,2‑diol is produced. |