S.No Ligand Metals Ratio DMSO (ml) Reaction Time (Min.) Product yield  (%) 1 Anthranilic Acid + Pthalic Anhydrides Pb(CH3COO)2 1.5:2.12 20 30-45 27.9 2 Anthranilic Acid + Pthalic Anhydrides CoCl2.6H20 1.5:1.33 20 30-45 14.13 3 Anthranilic Acid + Pthalic Anhydrides CdSO4·H2O 1.5:4.3 20 30-45 40.31 4 Anthranilic Acid + Pthalic Anhydrides CuCl2.2H20 1.5:0.95 20 30-45 16.32 5 Anthranilic Acid + Pthalic Anhydrides Sncl2.2H2O 1.5:1.2 20 30-45 18.51

Table 2: The ratio of reactants and percent yield in each reaction.