Abstract
A ligand, 1,1′‐diacetylferrocene bis‐2‐furoylhydrazone (H2Bafh), and its lanthanide [Ln(III)] complexes, [Ln(H2Bafh)3] · (ClO4)3 · nH2O [complexes A: Ln = La(III), Gd(III), Tm(III), Yb(III)], and [Ln(H2Bafh)Cl2] · Cl · nH2O [complexes B: Ln = Y(III), La(III), Nd(III), Gd(III), Tm(III)] were prepared and characterized by microanalyses, IR, 1H NMR, and UV‐VIS spectra, molar conductivity, and TGA analyses.