Synthesis and Electronic Properties of Intensely Coloured Iron(II) Complexes with New 4-Substituted Planar Tridentate Nitrogen Ligands Analogous to 2,2':6',2''-Terpyridine

Article abstract of DOI:10.1002/hlca.19930760121

The para-substituted tridentate ligands 2,6-bis<1-(3,5-dimethoxybenzyl)benzimidazol-2-yl>-4-(4'-X-phenyl)-pyridine (X = H: L³; X = NO2: L⁴; X = NEt2: L⁵) have been synthesized in six steps using Kroehnke reactions.Spectros