Chlorination Technology

The chlorination expertise Dow AgroSciences developed covers wide range of patented processes on chlorination of Pyridines and Picolines. They are:

  • Vapor phase chlorination
  • Vapor phase (catalyzed) chlorination
  • Liquid phase chlorination
  • Liquid phase (catalyzed) chlorination
  • Cyclization chlorination

In order to obtain high quality intermediates of 98% or better purity, we use distillation and crystal refining.