Research Article

Synthesis, Characterization, and Antibacterial Activity of Co(II), Ni(II), Cu(II), Zn(II), Cd(II), and Hg(II) Complexes of Schiff's Base Type Ligands Containing Benzofuran Moiety

Table 5

Antibacterial activity of ligands and their metal complexes.

Ligands/complexesGram Positive Gram Negative
Staphylococcus aureus Staphylococcus citreus Bacillus   polymyxa Bacillus   cereus Lactobacillus Pseudomonas aeruginosa Klebsiella pneumonia Salmonella typhi E. coli Proteus   mirabilis

23202221211820222118
Cu(C20H20O6N2)Cl2 20151819161319171416
Ni(C20H20O6N2)Cl2 17151212121210122014
Co(C20H20O6N2)Cl2 18121610141812161215
Hg(C20H20O6N2)Cl2 08110910111207100808
Zn(C20H20O6N2)Cl2 16141414141416161216
Cd(C20H20O6N2)Cl2 12141207101412141812
24221925222224252220
Cu(C17H12O3N2)Cl2 20172219171815182218
Ni(C17H12O3N2)Cl2 18141814161218161214
Co(C17H12O3N2)Cl2 16171410181519162019
Hg(C17H12O3N2)Cl2 10121110110813091308
Cd(C17H12O3N2)Cl2 14121316141414121114
Zn(C17H12O3N2)Cl2 15161414151517171317
Streptomycin27252426262426272325