Halogenation of the 3-position of pyridines through Zincke imine intermediates

Halogenation of the 3-position of pyridines through Zincke imine intermediates.

Boyle, B. T.; Levy, J. N; de Lescure, L.; Paton. R. S.; McNally, A. Science 2022, 378, 773–779

• C&EN: 2 new syntheses lead to elusive pyridine compounds
• Science: Adding functions to pyridines