Biocatalytic Deracemization Achieves Enantioenriched Atropisomers

Researchers have published an author correction regarding the synthesis of enantioenriched atropisomers through biocatalytic deracemization. This advancement, detailed in a publication in Nature on July 2, 2026, presents a novel approach to asymmetric synthesis. Atropisomers are stereoisomers that arise due to restricted rotation around a single bond, leading to axial chirality. Traditionally, obtaining pure atropisomers has been challenging, often requiring complex separation techniques or chiral auxiliaries.

The biocatalytic deracemization method utilizes enzymes to selectively convert one enantiomer of a racemic mixture into the desired stereoisomer. This process effectively breaks down the racemic mixture, yielding a product with a high enantiomeric excess (ee). The specific enzymes and reaction conditions employed are crucial for achieving high selectivity and efficiency. This technique offers a more sustainable and potentially cost-effective alternative to existing methods for producing chiral compounds.

The implications of this research extend to various fields, including pharmaceuticals, agrochemicals, and materials science, where the precise control of stereochemistry is paramount. Many biologically active molecules exhibit different pharmacological properties depending on their stereoisomeric form. Therefore, the ability to synthesize enantioenriched atropisomers with high purity can lead to the development of more effective and safer drugs, as well as novel functional materials. The publication in Nature underscores the significance of this breakthrough in the scientific community.