Molecule collection (IMAGE) Universiteit van Amsterdam Caption Selected commercialized or approved active pharmaceutical ingredients (APIs) that contain α,β or α-γ chiral amines. The two stereogenic centers can be installed from α,β-unsaturated ketones using the ERed/IRed cascade developed by the HIMS-Biocatalysis group. Credit HIMS-Biocat Usage Restrictions Free to use within the context of this article License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.