Synthesis and Properties of Gadolinium and Erbium Phthalocyanines with an Azochromophore at the Macrocycle Periphery

A. N. Bychkova^a, T. V. Tikhomirova^a^,*, N. P. Domareva^a, A. A. Botnar^a, and A. S. Vashurin^a

^aIvanovo State University of Chemistry and Technology, Ivanovo, 153000 Russia

email: *tararjkina@mail.ru

Received 30 June, 2022

Abstract— Gadolinium and erbium complexes were obtained on the basis of 4-[4-(4-methylphenylazo)phenoxy]phthalonitrile, and the effect of the complex-forming metal on the spectral properties of the resulting compounds was studied.

Keywords: phthalocyanine, azochromophore, rare earth elements, electronic absorption spectra

DOI: 10.1134/S1070363222100152