Complexes of tetraazacycles bearing methylphosphonic/phosphonic acid pendant arms with copper(II), zinc(II) and lanthanides(III). A comparison with their acetic acid analogues

Abstrakt

A comparison of complexing properties of cyclen and cyclam derivatives containing acetic acid pendant arms on one hand and their methylphosphonic or methylphosphinic acid analogues on the other is made mainly with complexes of copper and lanthanides due to their applications in medicine.