A PROCESS FOR PRODUCING SULPHOXIDE ENRICHED IN THE (R) OR THE (S) ENANTIOMER

摘要

A process for producing sulphoxide enriched in the (R) or the (S) enantiomer as required comprises contacting a racemic mixture of such sulphoxide with the enzyme DMSO reductase derived from a bacterium selected according to the enantiomer required from the class consisting of enteric bacteria and Rhodobacter.