Development of a New Class of Thiocyanate-Free Cyclometalated Ruthenium(II) Complex for Sensitizing Nanocrystalline TiO₂ Solar Cells

Scheme 1

Synthetic route for Bis(4,4′-dicarboxy-2,2′-bipyridine) 5-phenyl-3-(trifluoromethyl)-1H-pyrazole Ruthenium (II).