1IntroductionUnsaturated polyester resins are well known as commercially available polymeric materials with numerousapplications . They are usedin a wide range
A novel oxamide-bridged trimeric tetranuclear complex 1 incorporating a macro- cyclic oxamide of formula {[(CuL)3Mn](ClO4)2}3 (macrocyclic oxamide L = 2,3-dioxo