Abstract The synthesis of four electropolymerizable 2, 2′-bipyridinium salts with tuned reduction potential (E 1∘) is described (N, N′-ethylene-4-methyl-4′-vinyl-2, 2′- bipyridinium dibromide (4; E 1∘[DOUBLE BOND]–0.48 V), 4-methyl-N, N′-(trimethylene)- 4′-vinyl-2, 2′-bipyridinium dibromide (5; E 1∘[DOUBLE BOND]− 0.66 V), N, N′-ethylene- 4-methyl-4′-[2-(1H-pyrrol-1-yl) ethyl]-2, 2′-bipyridinium bis (hexafluorophosphate)(6b; E ...
