Synthesis, Spectral Characterization, and Biological Activities of Some Metal Complexes Bearing an Unsymmetrical Salen-Type Ligand, (Z)-1-(((2-((E)-(2-Hydroxy-6-methoxybenzylidene)amino)phenyl)amino) methylene) Naphthalen-2(1H)-one

Table 1

Antibacterial activities of the unsymmetrical salen-type ligand and its metal complexes.

Compound	Diameter of inhibition zone (mm)
	S. aureus	E. coli
H2L	9.0	0
[Zn(L).H2O]	0	0
[Cu(L)]	0	0
[Co(L)]	0	0
[Mn(L)]	16.5	0
[Fe(L)Cl]	12.0	0
Ampicillin	27.0	11.0
DMSO	0	0