A Convenient Synthesis of 2,4'-Bipyridine

Abstract

2,4'-Bipyridine was synthetised starting from N-ethoxycarbonylpyridinium chloride and 2-benzyloxy-6-bromopyridine or 6-bromo-2-methoxypyridine via 6-benzyloxy-2,4'-bipyridine or 6-methoxy-2,4'-bipyridine and 6-chloro-2,4'-bipyridine.