Sixteen title compounds were synthesized, twelve of which are new ones. Their structures were determined by 1H NMR, IR and MS, the refractive indices or melting
The intramolecular acetate rearrangement of the aminocarboxylate metal chelates with the hexdentate-coordinate has been investigated by dynamic NMR in recent ye
Heteropoly-complexes K17[Ln(CuW11O39)2].xH2O(Ln = La, Ce, Pr, Nd, Sm, Eu, Gd, Dy) were prepared. The properties of the products were investigated by ion-exchang