The Vilsmeier reagent is necessary for producing a large range of pharmaceuticals, but its unstable nature and toxic precursor phosgene are challenges for its use. A new process that efficiently produces phosgene, the Vilsmeier reagent and the desired products in one flow is poised to make the industry greener and safer.
Click here for original story, Keeping Vilsmeier reagent in the flow: From toxin to medicine in one go
Source: Phys.org