UC flow reactor (IMAGE) Kobe University Caption A unique flow UV reactor is the key to producing the Vilsmeier reagent’s toxic precursor on demand and from relatively stable and safe reactants. The scalable flow system lets the reagent react directly with any desired substrate to produce a wide range of useful chemicals. Credit TSUDA Akihiko Usage Restrictions Credit must be given to the creator. License CC BY 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.