Synthesis, Structural, and Antimicrobial Studies of Some New Coordination Compounds of Palladium(II) with Azomethines Derived from Amino Acids

Table 3

Antibacterial screening data of the azomethine derivatives of amino acid and their Pd(II) complexes. Inhibition zone (mm) after 24 h (concentration in ppm).

	Diameter of inhibition zone (mm)
Compounds	Staphylococcus aureus (+)		Proteus milamilis (−)		Escherichia coli (−)		Bacillus  thuringiensis (+)
	500 ppm	1000 ppm	500 ppm	1000 ppm	500 ppm	1000 ppm	500 ppm	1000 ppm
C17H15NO2	9	10	8	10	5	8	8	10
C18H17NO2	10	11	10	11	6	8	9	9
C16H15NO2	8	9	7	9	6	7	7	11
C17H17NO2	9	10	9	12	8	9	13	10
Pd(C17H14NO2)2	13	14	8	10	9	10	10	11
Pd(C18H16NO2)2	12	13	9	11	10	12	11	13
Pd(C16H14NO2)2	14	15	10	13	8	11	12	13
Pd(C17H16NO2)2	10	11	10	11	9	10	13	14
Streptomycin	16	18	14	16	15	16	15	17