Selective bromination of 2-methoxy-6-methylpyridine 2 afforded 5-bromo-2-methoxy-6-methylpyridine 8. Deprotonation of this pyridine derivative in benzylic position or lithium-bromine exchange allowed the regio-selective introduction of various electrophiles.
Selective bromination of 2-methoxy-6-methylpyridine 2 afforded 5-bromo-2-methoxy-6-methylpyridine 8. Deprotonation of this pyridine derivative in benzylic position or lithium-bromine exchange allowed the regio-selective introduction of various electrophiles.