3-Bromo-2-chloropyridine CAS:52200-48-3 is an intermediate in the synthesis of pharmaceuticals. It serves as a building block for the preparation of various heterocyclic compounds, including those with potential therapeutic value.It can be synthesized from 3-amino-2-chloropyridine or 2-chloro-3-pyridinamine cas:6298-19-7. Application 3-Bromo-2-chloropyridine may be used to synthesize: acetylenic dipyridone; 3-ethynyl-2-(phenylmethoxy)-pyridine; nemertelline; ortho-chlorodiheteroarylamine4 or 2-chloro-N-(2,3,7-trimethylbenzo[b]thien-6-yl)pyridin-3-amine;